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Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

Description

@jainadibu

Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

LOG--------------------------------------------------------------------------------------
Beginning Place and Route
PAR iteration 1
Initial Place
Initial Temp
Initial Temp = 2.0285066290925857E12
-> Temp = 1.0142533145462928E12
-> Temp = 5.071266572731464E11
-> Temp = 2.535633286365732E11
-> Temp = 1.267816643182866E11
-> Temp = 6.33908321591433E10
-> Temp = 5.705174894322897E10
-> Temp = 5.1346574048906075E10
-> Temp = 4.6211916644015465E10
-> Temp = 4.159072497961392E10
-> Temp = 3.7431652481652534E10
-> Temp = 3.368848723348728E10
-> Temp = 3.0319638510138554E10
-> Temp = 2.72876746591247E10
-> Temp = 2.455890719321223E10
-> Temp = 2.2103016473891006E10
-> Temp = 1.9892714826501907E10
-> Temp = 1.790344334385172E10
-> Temp = 1.6113099009466547E10
-> Temp = 1.4501789108519892E10
-> Temp = 1.3051610197667902E10
-> Temp = 1.1746449177901112E10
-> Temp = 1.0571804260111E10
-> Temp = 9.514623834099901E9
-> Temp = 8.563161450689911E9
-> Temp = 7.70684530562092E9
-> Temp = 6.936160775058828E9
-> Temp = 6.242544697552946E9
-> Temp = 5.618290227797651E9
-> Temp = 5.056461205017886E9
-> Temp = 4.550815084516098E9
-> Temp = 4.0957335760644884E9
-> Temp = 3.6861602184580398E9
-> Temp = 3.317544196612236E9
-> Temp = 2.9857897769510126E9
-> Temp = 2.6872107992559114E9
-> Temp = 2.4184897193303204E9
-> Temp = 2.1766407473972883E9
-> Temp = 1.9589766726575596E9
-> Temp = 1.8610278390246816E9
-> Temp = 1.7679764470734475E9
-> Temp = 1.679577624719775E9
-> Temp = 1.595598743483786E9
-> Temp = 1.5158188063095968E9
-> Temp = 1.4400278659941168E9
-> Temp = 1.3680264726944108E9
-> Temp = 1.2996251490596902E9
-> Temp = 1.2346438916067057E9
-> Temp = 1.1729116970263703E9
-> Temp = 1.1142661121750517E9
-> Temp = 1.0585528065662991E9
-> Temp = 1.0056251662379841E9
-> Temp = 9.553439079260848E8
-> Temp = 9.075767125297805E8
-> Temp = 8.621978769032915E8
-> Temp = 8.190879830581268E8
-> Temp = 7.781335839052204E8
-> Temp = 7.392269047099594E8
-> Temp = 7.022655594744614E8
-> Temp = 6.671522815007384E8
-> Temp = 6.337946674257014E8
-> Temp = 6.021049340544163E8
-> Temp = 5.719996873516954E8
-> Temp = 5.433997029841106E8
-> Temp = 5.16229717834905E8
-> Temp = 4.9041823194315976E8
-> Temp = 4.6589732034600174E8
-> Temp = 4.426024543287016E8
-> Temp = 4.2047233161226654E8
-> Temp = 3.9944871503165317E8
-> Temp = 3.794762792800705E8
-> Temp = 3.605024653160669E8
-> Temp = 3.424773420502636E8
-> Temp = 3.253534749477504E8
-> Temp = 3.0908580120036286E8
-> Temp = 2.936315111403447E8
-> Temp = 2.789499355833274E8
-> Temp = 2.6500243880416104E8
-> Temp = 2.5175231686395296E8
-> Temp = 2.391647010207553E8
-> Temp = 2.272064659697175E8
-> Temp = 2.1584614267123163E8
-> Temp = 2.0505383553767005E8
-> Temp = 1.9480114376078653E8
-> Temp = 1.850610865727472E8
-> Temp = 1.7580803224410984E8
-> Temp = 1.6701763063190433E8
-> Temp = 1.586667491003091E8
-> Temp = 1.5073341164529365E8
-> Temp = 1.4319674106302896E8
-> Temp = 1.360369040098775E8
-> Temp = 1.2923505880938362E8
-> Temp = 1.2277330586891443E8
-> Temp = 1.166346405754687E8
-> Temp = 1.1080290854669526E8
-> Temp = 1.0526276311936049E8
-> Temp = 9.999962496339247E7
-> Temp = 9.499964371522284E7
-> Temp = 9.02496615294617E7
-> Temp = 8.573717845298861E7
-> Temp = 8.145031953033918E7
-> Temp = 7.737780355382222E7
-> Temp = 7.35089133761311E7
-> Temp = 6.983346770732455E7
-> Temp = 6.634179432195832E7
-> Temp = 6.30247046058604E7
-> Temp = 5.987346937556738E7
-> Temp = 5.6879795906789005E7
-> Temp = 5.4035806111449555E7
-> Temp = 5.1334015805877075E7
-> Temp = 4.876731501558322E7
-> Temp = 4.632894926480406E7
-> Temp = 4.401250180156385E7
-> Temp = 4.1811876711485654E7
-> Temp = 3.972128287591137E7
-> Temp = 3.77352187321158E7
-> Temp = 3.584845779551001E7
-> Temp = 3.405603490573451E7
-> Temp = 3.2353233160447784E7
-> Temp = 3.0735571502425395E7
-> Temp = 2.9198792927304123E7
-> Temp = 2.7738853280938916E7
-> Temp = 2.635191061689197E7
-> Temp = 2.503431508604737E7
-> Temp = 2.3782599331745E7
-> Temp = 2.259346936515775E7
-> Temp = 2.146379589689986E7
-> Temp = 2.0390606102054868E7
-> Temp = 1.9371075796952125E7
-> Temp = 1.8402522007104516E7
-> Temp = 1.748239590674929E7
-> Temp = 1.6608276111411825E7
-> Temp = 1.5777862305841234E7
-> Temp = 1.498896919054917E7
-> Temp = 1.4239520731021712E7
-> Temp = 1.3527544694470625E7
-> Temp = 1.2851167459747093E7
-> Temp = 1.2208609086759737E7
-> Temp = 1.1598178632421749E7
-> Temp = 1.1018269700800661E7
-> Temp = 1.0467356215760628E7
-> Temp = 9943988.404972596
-> Temp = 9446788.984723967
-> Temp = 8974449.535487767
-> Temp = 8525727.058713378
-> Temp = 8099440.705777709
-> Temp = 7694468.670488823
-> Temp = 7309745.236964381
-> Temp = 6944257.975116162
-> Temp = 6597045.076360353
-> Temp = 6267192.822542335
-> Temp = 5953833.181415218
-> Temp = 5656141.522344457
-> Temp = 5373334.446227234
-> Temp = 5104667.723915872
-> Temp = 4849434.337720078
-> Temp = 4606962.620834074
-> Temp = 4376614.48979237
-> Temp = 4157783.7653027517
-> Temp = 3949894.577037614
-> Temp = 3752399.848185733
-> Temp = 3564779.855776446
-> Temp = 3386540.8629876235
-> Temp = 3217213.819838242
-> Temp = 3056353.12884633
-> Temp = 2903535.4724040134
-> Temp = 2758358.6987838126
-> Temp = 2620440.763844622
-> Temp = 2489418.7256523906
-> Temp = 2364947.789369771
-> Temp = 2246700.399901282
-> Temp = 2134365.379906218
-> Temp = 2027647.110910907
-> Temp = 1926264.7553653615
-> Temp = 1829951.5175970932
-> Temp = 1738453.9417172384
-> Temp = 1651531.2446313764
-> Temp = 1568954.6823998075
-> Temp = 1490506.9482798171
-> Temp = 1415981.6008658262
-> Temp = 1345182.5208225348
-> Temp = 1277923.394781408
-> Temp = 1214027.2250423376
-> Temp = 1153325.8637902206
-> Temp = 1095659.5706007094
-> Temp = 1040876.5920706739
-> Temp = 988832.7624671402
-> Temp = 939391.1243437831
-> Temp = 892421.568126594
-> Temp = 847800.4897202642
-> Temp = 805410.465234251
-> Temp = 765139.9419725384
-> Temp = 726882.9448739114
-> Temp = 690538.7976302159
-> Temp = 656011.8577487051
-> Temp = 623211.2648612697
-> Temp = 592050.7016182062
-> Temp = 562448.1665372959
-> Temp = 534325.7582104311
-> Temp = 507609.47029990953
-> Temp = 482228.99678491405
-> Temp = 458117.54694566835
-> Temp = 435211.66959838493
-> Temp = 413451.0861184657
-> Temp = 392778.5318125424
-> Temp = 373139.6052219153
-> Temp = 354482.6249608195
-> Temp = 336758.4937127785
-> Temp = 319920.5690271396
-> Temp = 303924.5405757826
-> Temp = 288728.3135469935
-> Temp = 274291.8978696438
-> Temp = 260577.30297616162
-> Temp = 247548.43782735354
-> Temp = 235171.01593598587
-> Temp = 223412.46513918656
-> Temp = 212241.84188222722
-> Temp = 201629.74978811585
-> Temp = 191548.26229871003
-> Temp = 181970.84918377452
-> Temp = 172872.3067245858
-> Temp = 164228.6913883565
-> Temp = 156017.25681893868
-> Temp = 148216.39397799174
-> Temp = 140805.57427909214
-> Temp = 133765.29556513752
-> Temp = 127077.03078688064
-> Temp = 120723.17924753661
-> Temp = 114687.02028515977
-> Temp = 108952.66927090178
-> Temp = 103505.03580735669
-> Temp = 98329.78401698885
-> Temp = 93413.2948161394
-> Temp = 88742.63007533243
-> Temp = 84305.49857156581
-> Temp = 80090.22364298752
-> Temp = 76085.71246083814
-> Temp = 72281.42683779623
-> Temp = 68667.35549590642
-> Temp = 65233.987721111094
-> Temp = 61972.288335055535
-> Temp = 58873.67391830275
-> Temp = 55929.99022238761
-> Temp = 53133.49071126823
-> Temp = 50476.816175704815
-> Temp = 47952.97536691957
-> Temp = 45555.32659857359
-> Temp = 43277.56026864491
-> Temp = 41113.68225521267
-> Temp = 39057.99814245203
-> Temp = 37105.098235329424
-> Temp = 35249.84332356295
-> Temp = 33487.3511573848
-> Temp = 31812.98359951556
Final Temp = 31812.98359951556
Placement Complete
Time Elapsed: 0:1:16.924845972
RUNNING CLEANUP
Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

MINT FILE CODE-------------------------------------------------------------------------

DEVICE aj_rtpcr2

LAYER FLOW
PORT primerin_0 r=800;
PORT primerin_1 r=800;
PORT primerin_2 r=800;
PORT primerin_3 r=800;
PORT primerin_4 r=800;
PORT primerin_5 r=800;
PORT primerin_6 r=800;
PORT primerin_7 r=800;
PORT pcrmix r=800;
PORT rtmix r=800;
PORT amplifiedout_0 r=800;
PORT amplifiedout_1 r=800;
PORT amplifiedout_2 r=800;
PORT amplifiedout_3 r=800;
PORT amplifiedout_4 r=800;
PORT amplifiedout_5 r=800;
PORT amplifiedout_6 r=800;
PORT amplifiedout_7 r=800;
NODE rtpcrmix ;
NODE rtpcrprimer_0 ;
NODE rtpcrprimer_1 ;
NODE rtpcrprimer_2 ;
NODE rtpcrprimer_3 ;
NODE rtpcrprimer_4 ;
NODE rtpcrprimer_5 ;
NODE rtpcrprimer_6 ;
NODE rtpcrprimer_7 ;
NODE outstage_0 ;
NODE outstage_1 ;
NODE outstage_2 ;
NODE outstage_3 ;
NODE outstage_4 ;
NODE outstage_5 ;
NODE outstage_6 ;
NODE outstage_7 ;

NODE interaction_rtmix ;
NODE interaction_rtmix_pcrmix ;
NODE primerin_0_rtpcrmix ;
NODE primerin_1_rtpcrmix ;
NODE primerin_2_rtpcrmix ;
NODE primerin_3_rtpcrmix ;
NODE primerin_4_rtpcrmix ;
NODE primerin_5_rtpcrmix ;
NODE primerin_6_rtpcrmix ;
NODE primerin_7_rtpcrmix ;

H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

END LAYER
LAYER CONTROL
PORT p3 r=800;
VALVE v1 on channel_9 w=300 l=100;
NET net1 from p3 1 to v1 4 channelWidth=100;
END LAYER

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      Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded · Issue #4 · CIDARLAB/Neptune · GitHub
      Skip to content

      Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

      Description

      @jainadibu

      Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

      LOG--------------------------------------------------------------------------------------
      Beginning Place and Route
      PAR iteration 1
      Initial Place
      Initial Temp
      Initial Temp = 2.0285066290925857E12
      -> Temp = 1.0142533145462928E12
      -> Temp = 5.071266572731464E11
      -> Temp = 2.535633286365732E11
      -> Temp = 1.267816643182866E11
      -> Temp = 6.33908321591433E10
      -> Temp = 5.705174894322897E10
      -> Temp = 5.1346574048906075E10
      -> Temp = 4.6211916644015465E10
      -> Temp = 4.159072497961392E10
      -> Temp = 3.7431652481652534E10
      -> Temp = 3.368848723348728E10
      -> Temp = 3.0319638510138554E10
      -> Temp = 2.72876746591247E10
      -> Temp = 2.455890719321223E10
      -> Temp = 2.2103016473891006E10
      -> Temp = 1.9892714826501907E10
      -> Temp = 1.790344334385172E10
      -> Temp = 1.6113099009466547E10
      -> Temp = 1.4501789108519892E10
      -> Temp = 1.3051610197667902E10
      -> Temp = 1.1746449177901112E10
      -> Temp = 1.0571804260111E10
      -> Temp = 9.514623834099901E9
      -> Temp = 8.563161450689911E9
      -> Temp = 7.70684530562092E9
      -> Temp = 6.936160775058828E9
      -> Temp = 6.242544697552946E9
      -> Temp = 5.618290227797651E9
      -> Temp = 5.056461205017886E9
      -> Temp = 4.550815084516098E9
      -> Temp = 4.0957335760644884E9
      -> Temp = 3.6861602184580398E9
      -> Temp = 3.317544196612236E9
      -> Temp = 2.9857897769510126E9
      -> Temp = 2.6872107992559114E9
      -> Temp = 2.4184897193303204E9
      -> Temp = 2.1766407473972883E9
      -> Temp = 1.9589766726575596E9
      -> Temp = 1.8610278390246816E9
      -> Temp = 1.7679764470734475E9
      -> Temp = 1.679577624719775E9
      -> Temp = 1.595598743483786E9
      -> Temp = 1.5158188063095968E9
      -> Temp = 1.4400278659941168E9
      -> Temp = 1.3680264726944108E9
      -> Temp = 1.2996251490596902E9
      -> Temp = 1.2346438916067057E9
      -> Temp = 1.1729116970263703E9
      -> Temp = 1.1142661121750517E9
      -> Temp = 1.0585528065662991E9
      -> Temp = 1.0056251662379841E9
      -> Temp = 9.553439079260848E8
      -> Temp = 9.075767125297805E8
      -> Temp = 8.621978769032915E8
      -> Temp = 8.190879830581268E8
      -> Temp = 7.781335839052204E8
      -> Temp = 7.392269047099594E8
      -> Temp = 7.022655594744614E8
      -> Temp = 6.671522815007384E8
      -> Temp = 6.337946674257014E8
      -> Temp = 6.021049340544163E8
      -> Temp = 5.719996873516954E8
      -> Temp = 5.433997029841106E8
      -> Temp = 5.16229717834905E8
      -> Temp = 4.9041823194315976E8
      -> Temp = 4.6589732034600174E8
      -> Temp = 4.426024543287016E8
      -> Temp = 4.2047233161226654E8
      -> Temp = 3.9944871503165317E8
      -> Temp = 3.794762792800705E8
      -> Temp = 3.605024653160669E8
      -> Temp = 3.424773420502636E8
      -> Temp = 3.253534749477504E8
      -> Temp = 3.0908580120036286E8
      -> Temp = 2.936315111403447E8
      -> Temp = 2.789499355833274E8
      -> Temp = 2.6500243880416104E8
      -> Temp = 2.5175231686395296E8
      -> Temp = 2.391647010207553E8
      -> Temp = 2.272064659697175E8
      -> Temp = 2.1584614267123163E8
      -> Temp = 2.0505383553767005E8
      -> Temp = 1.9480114376078653E8
      -> Temp = 1.850610865727472E8
      -> Temp = 1.7580803224410984E8
      -> Temp = 1.6701763063190433E8
      -> Temp = 1.586667491003091E8
      -> Temp = 1.5073341164529365E8
      -> Temp = 1.4319674106302896E8
      -> Temp = 1.360369040098775E8
      -> Temp = 1.2923505880938362E8
      -> Temp = 1.2277330586891443E8
      -> Temp = 1.166346405754687E8
      -> Temp = 1.1080290854669526E8
      -> Temp = 1.0526276311936049E8
      -> Temp = 9.999962496339247E7
      -> Temp = 9.499964371522284E7
      -> Temp = 9.02496615294617E7
      -> Temp = 8.573717845298861E7
      -> Temp = 8.145031953033918E7
      -> Temp = 7.737780355382222E7
      -> Temp = 7.35089133761311E7
      -> Temp = 6.983346770732455E7
      -> Temp = 6.634179432195832E7
      -> Temp = 6.30247046058604E7
      -> Temp = 5.987346937556738E7
      -> Temp = 5.6879795906789005E7
      -> Temp = 5.4035806111449555E7
      -> Temp = 5.1334015805877075E7
      -> Temp = 4.876731501558322E7
      -> Temp = 4.632894926480406E7
      -> Temp = 4.401250180156385E7
      -> Temp = 4.1811876711485654E7
      -> Temp = 3.972128287591137E7
      -> Temp = 3.77352187321158E7
      -> Temp = 3.584845779551001E7
      -> Temp = 3.405603490573451E7
      -> Temp = 3.2353233160447784E7
      -> Temp = 3.0735571502425395E7
      -> Temp = 2.9198792927304123E7
      -> Temp = 2.7738853280938916E7
      -> Temp = 2.635191061689197E7
      -> Temp = 2.503431508604737E7
      -> Temp = 2.3782599331745E7
      -> Temp = 2.259346936515775E7
      -> Temp = 2.146379589689986E7
      -> Temp = 2.0390606102054868E7
      -> Temp = 1.9371075796952125E7
      -> Temp = 1.8402522007104516E7
      -> Temp = 1.748239590674929E7
      -> Temp = 1.6608276111411825E7
      -> Temp = 1.5777862305841234E7
      -> Temp = 1.498896919054917E7
      -> Temp = 1.4239520731021712E7
      -> Temp = 1.3527544694470625E7
      -> Temp = 1.2851167459747093E7
      -> Temp = 1.2208609086759737E7
      -> Temp = 1.1598178632421749E7
      -> Temp = 1.1018269700800661E7
      -> Temp = 1.0467356215760628E7
      -> Temp = 9943988.404972596
      -> Temp = 9446788.984723967
      -> Temp = 8974449.535487767
      -> Temp = 8525727.058713378
      -> Temp = 8099440.705777709
      -> Temp = 7694468.670488823
      -> Temp = 7309745.236964381
      -> Temp = 6944257.975116162
      -> Temp = 6597045.076360353
      -> Temp = 6267192.822542335
      -> Temp = 5953833.181415218
      -> Temp = 5656141.522344457
      -> Temp = 5373334.446227234
      -> Temp = 5104667.723915872
      -> Temp = 4849434.337720078
      -> Temp = 4606962.620834074
      -> Temp = 4376614.48979237
      -> Temp = 4157783.7653027517
      -> Temp = 3949894.577037614
      -> Temp = 3752399.848185733
      -> Temp = 3564779.855776446
      -> Temp = 3386540.8629876235
      -> Temp = 3217213.819838242
      -> Temp = 3056353.12884633
      -> Temp = 2903535.4724040134
      -> Temp = 2758358.6987838126
      -> Temp = 2620440.763844622
      -> Temp = 2489418.7256523906
      -> Temp = 2364947.789369771
      -> Temp = 2246700.399901282
      -> Temp = 2134365.379906218
      -> Temp = 2027647.110910907
      -> Temp = 1926264.7553653615
      -> Temp = 1829951.5175970932
      -> Temp = 1738453.9417172384
      -> Temp = 1651531.2446313764
      -> Temp = 1568954.6823998075
      -> Temp = 1490506.9482798171
      -> Temp = 1415981.6008658262
      -> Temp = 1345182.5208225348
      -> Temp = 1277923.394781408
      -> Temp = 1214027.2250423376
      -> Temp = 1153325.8637902206
      -> Temp = 1095659.5706007094
      -> Temp = 1040876.5920706739
      -> Temp = 988832.7624671402
      -> Temp = 939391.1243437831
      -> Temp = 892421.568126594
      -> Temp = 847800.4897202642
      -> Temp = 805410.465234251
      -> Temp = 765139.9419725384
      -> Temp = 726882.9448739114
      -> Temp = 690538.7976302159
      -> Temp = 656011.8577487051
      -> Temp = 623211.2648612697
      -> Temp = 592050.7016182062
      -> Temp = 562448.1665372959
      -> Temp = 534325.7582104311
      -> Temp = 507609.47029990953
      -> Temp = 482228.99678491405
      -> Temp = 458117.54694566835
      -> Temp = 435211.66959838493
      -> Temp = 413451.0861184657
      -> Temp = 392778.5318125424
      -> Temp = 373139.6052219153
      -> Temp = 354482.6249608195
      -> Temp = 336758.4937127785
      -> Temp = 319920.5690271396
      -> Temp = 303924.5405757826
      -> Temp = 288728.3135469935
      -> Temp = 274291.8978696438
      -> Temp = 260577.30297616162
      -> Temp = 247548.43782735354
      -> Temp = 235171.01593598587
      -> Temp = 223412.46513918656
      -> Temp = 212241.84188222722
      -> Temp = 201629.74978811585
      -> Temp = 191548.26229871003
      -> Temp = 181970.84918377452
      -> Temp = 172872.3067245858
      -> Temp = 164228.6913883565
      -> Temp = 156017.25681893868
      -> Temp = 148216.39397799174
      -> Temp = 140805.57427909214
      -> Temp = 133765.29556513752
      -> Temp = 127077.03078688064
      -> Temp = 120723.17924753661
      -> Temp = 114687.02028515977
      -> Temp = 108952.66927090178
      -> Temp = 103505.03580735669
      -> Temp = 98329.78401698885
      -> Temp = 93413.2948161394
      -> Temp = 88742.63007533243
      -> Temp = 84305.49857156581
      -> Temp = 80090.22364298752
      -> Temp = 76085.71246083814
      -> Temp = 72281.42683779623
      -> Temp = 68667.35549590642
      -> Temp = 65233.987721111094
      -> Temp = 61972.288335055535
      -> Temp = 58873.67391830275
      -> Temp = 55929.99022238761
      -> Temp = 53133.49071126823
      -> Temp = 50476.816175704815
      -> Temp = 47952.97536691957
      -> Temp = 45555.32659857359
      -> Temp = 43277.56026864491
      -> Temp = 41113.68225521267
      -> Temp = 39057.99814245203
      -> Temp = 37105.098235329424
      -> Temp = 35249.84332356295
      -> Temp = 33487.3511573848
      -> Temp = 31812.98359951556
      Final Temp = 31812.98359951556
      Placement Complete
      Time Elapsed: 0:1:16.924845972
      RUNNING CLEANUP
      Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
      at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
      at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
      at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
      at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
      at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
      at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
      at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
      at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
      at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
      at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

      MINT FILE CODE-------------------------------------------------------------------------

      DEVICE aj_rtpcr2

      LAYER FLOW
      PORT primerin_0 r=800;
      PORT primerin_1 r=800;
      PORT primerin_2 r=800;
      PORT primerin_3 r=800;
      PORT primerin_4 r=800;
      PORT primerin_5 r=800;
      PORT primerin_6 r=800;
      PORT primerin_7 r=800;
      PORT pcrmix r=800;
      PORT rtmix r=800;
      PORT amplifiedout_0 r=800;
      PORT amplifiedout_1 r=800;
      PORT amplifiedout_2 r=800;
      PORT amplifiedout_3 r=800;
      PORT amplifiedout_4 r=800;
      PORT amplifiedout_5 r=800;
      PORT amplifiedout_6 r=800;
      PORT amplifiedout_7 r=800;
      NODE rtpcrmix ;
      NODE rtpcrprimer_0 ;
      NODE rtpcrprimer_1 ;
      NODE rtpcrprimer_2 ;
      NODE rtpcrprimer_3 ;
      NODE rtpcrprimer_4 ;
      NODE rtpcrprimer_5 ;
      NODE rtpcrprimer_6 ;
      NODE rtpcrprimer_7 ;
      NODE outstage_0 ;
      NODE outstage_1 ;
      NODE outstage_2 ;
      NODE outstage_3 ;
      NODE outstage_4 ;
      NODE outstage_5 ;
      NODE outstage_6 ;
      NODE outstage_7 ;

      NODE interaction_rtmix ;
      NODE interaction_rtmix_pcrmix ;
      NODE primerin_0_rtpcrmix ;
      NODE primerin_1_rtpcrmix ;
      NODE primerin_2_rtpcrmix ;
      NODE primerin_3_rtpcrmix ;
      NODE primerin_4_rtpcrmix ;
      NODE primerin_5_rtpcrmix ;
      NODE primerin_6_rtpcrmix ;
      NODE primerin_7_rtpcrmix ;

      H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
      H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
      H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
      H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
      H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
      H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
      H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
      H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

      REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
      REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
      REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
      REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
      REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
      REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
      REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
      REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

      CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
      CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
      CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
      CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
      CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
      CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
      CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
      CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
      CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
      CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
      CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
      CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
      CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
      CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
      CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
      CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
      CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
      CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
      CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
      CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
      CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
      CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
      CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
      CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
      CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
      CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
      CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
      CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
      CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
      CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
      CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
      CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
      CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
      CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
      CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
      CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
      CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
      CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
      CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
      CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
      CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
      CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
      CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
      CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
      CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
      CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
      CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
      CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
      CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
      CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
      CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
      CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
      CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
      CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
      CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
      CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
      CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
      CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
      CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
      CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

      END LAYER
      LAYER CONTROL
      PORT p3 r=800;
      VALVE v1 on channel_9 w=300 l=100;
      NET net1 from p3 1 to v1 4 channelWidth=100;
      END LAYER

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          , 'i'); if (__m === '*' || __re.test(location.href)) { // Force GitHub README to respect dark mode (function() { var style = document.createElement('style'); style.textContent = ' .markdown-body { color-scheme: dark light; } .markdown-body pre { background: #161b22 !important; } .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; } .markdown-body table th, .markdown-body table td { border-color: #30363d !important; } .markdown-body img { background: #0d1117; } .markdown-body blockquote { border-left-color: #8b949e; } .markdown-body hr { border-color: #30363d; } '; document.head.appendChild(style); })(); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded · Issue #4 · CIDARLAB/Neptune · GitHub
          Skip to content

          Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

          Description

          @jainadibu

          Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

          LOG--------------------------------------------------------------------------------------
          Beginning Place and Route
          PAR iteration 1
          Initial Place
          Initial Temp
          Initial Temp = 2.0285066290925857E12
          -> Temp = 1.0142533145462928E12
          -> Temp = 5.071266572731464E11
          -> Temp = 2.535633286365732E11
          -> Temp = 1.267816643182866E11
          -> Temp = 6.33908321591433E10
          -> Temp = 5.705174894322897E10
          -> Temp = 5.1346574048906075E10
          -> Temp = 4.6211916644015465E10
          -> Temp = 4.159072497961392E10
          -> Temp = 3.7431652481652534E10
          -> Temp = 3.368848723348728E10
          -> Temp = 3.0319638510138554E10
          -> Temp = 2.72876746591247E10
          -> Temp = 2.455890719321223E10
          -> Temp = 2.2103016473891006E10
          -> Temp = 1.9892714826501907E10
          -> Temp = 1.790344334385172E10
          -> Temp = 1.6113099009466547E10
          -> Temp = 1.4501789108519892E10
          -> Temp = 1.3051610197667902E10
          -> Temp = 1.1746449177901112E10
          -> Temp = 1.0571804260111E10
          -> Temp = 9.514623834099901E9
          -> Temp = 8.563161450689911E9
          -> Temp = 7.70684530562092E9
          -> Temp = 6.936160775058828E9
          -> Temp = 6.242544697552946E9
          -> Temp = 5.618290227797651E9
          -> Temp = 5.056461205017886E9
          -> Temp = 4.550815084516098E9
          -> Temp = 4.0957335760644884E9
          -> Temp = 3.6861602184580398E9
          -> Temp = 3.317544196612236E9
          -> Temp = 2.9857897769510126E9
          -> Temp = 2.6872107992559114E9
          -> Temp = 2.4184897193303204E9
          -> Temp = 2.1766407473972883E9
          -> Temp = 1.9589766726575596E9
          -> Temp = 1.8610278390246816E9
          -> Temp = 1.7679764470734475E9
          -> Temp = 1.679577624719775E9
          -> Temp = 1.595598743483786E9
          -> Temp = 1.5158188063095968E9
          -> Temp = 1.4400278659941168E9
          -> Temp = 1.3680264726944108E9
          -> Temp = 1.2996251490596902E9
          -> Temp = 1.2346438916067057E9
          -> Temp = 1.1729116970263703E9
          -> Temp = 1.1142661121750517E9
          -> Temp = 1.0585528065662991E9
          -> Temp = 1.0056251662379841E9
          -> Temp = 9.553439079260848E8
          -> Temp = 9.075767125297805E8
          -> Temp = 8.621978769032915E8
          -> Temp = 8.190879830581268E8
          -> Temp = 7.781335839052204E8
          -> Temp = 7.392269047099594E8
          -> Temp = 7.022655594744614E8
          -> Temp = 6.671522815007384E8
          -> Temp = 6.337946674257014E8
          -> Temp = 6.021049340544163E8
          -> Temp = 5.719996873516954E8
          -> Temp = 5.433997029841106E8
          -> Temp = 5.16229717834905E8
          -> Temp = 4.9041823194315976E8
          -> Temp = 4.6589732034600174E8
          -> Temp = 4.426024543287016E8
          -> Temp = 4.2047233161226654E8
          -> Temp = 3.9944871503165317E8
          -> Temp = 3.794762792800705E8
          -> Temp = 3.605024653160669E8
          -> Temp = 3.424773420502636E8
          -> Temp = 3.253534749477504E8
          -> Temp = 3.0908580120036286E8
          -> Temp = 2.936315111403447E8
          -> Temp = 2.789499355833274E8
          -> Temp = 2.6500243880416104E8
          -> Temp = 2.5175231686395296E8
          -> Temp = 2.391647010207553E8
          -> Temp = 2.272064659697175E8
          -> Temp = 2.1584614267123163E8
          -> Temp = 2.0505383553767005E8
          -> Temp = 1.9480114376078653E8
          -> Temp = 1.850610865727472E8
          -> Temp = 1.7580803224410984E8
          -> Temp = 1.6701763063190433E8
          -> Temp = 1.586667491003091E8
          -> Temp = 1.5073341164529365E8
          -> Temp = 1.4319674106302896E8
          -> Temp = 1.360369040098775E8
          -> Temp = 1.2923505880938362E8
          -> Temp = 1.2277330586891443E8
          -> Temp = 1.166346405754687E8
          -> Temp = 1.1080290854669526E8
          -> Temp = 1.0526276311936049E8
          -> Temp = 9.999962496339247E7
          -> Temp = 9.499964371522284E7
          -> Temp = 9.02496615294617E7
          -> Temp = 8.573717845298861E7
          -> Temp = 8.145031953033918E7
          -> Temp = 7.737780355382222E7
          -> Temp = 7.35089133761311E7
          -> Temp = 6.983346770732455E7
          -> Temp = 6.634179432195832E7
          -> Temp = 6.30247046058604E7
          -> Temp = 5.987346937556738E7
          -> Temp = 5.6879795906789005E7
          -> Temp = 5.4035806111449555E7
          -> Temp = 5.1334015805877075E7
          -> Temp = 4.876731501558322E7
          -> Temp = 4.632894926480406E7
          -> Temp = 4.401250180156385E7
          -> Temp = 4.1811876711485654E7
          -> Temp = 3.972128287591137E7
          -> Temp = 3.77352187321158E7
          -> Temp = 3.584845779551001E7
          -> Temp = 3.405603490573451E7
          -> Temp = 3.2353233160447784E7
          -> Temp = 3.0735571502425395E7
          -> Temp = 2.9198792927304123E7
          -> Temp = 2.7738853280938916E7
          -> Temp = 2.635191061689197E7
          -> Temp = 2.503431508604737E7
          -> Temp = 2.3782599331745E7
          -> Temp = 2.259346936515775E7
          -> Temp = 2.146379589689986E7
          -> Temp = 2.0390606102054868E7
          -> Temp = 1.9371075796952125E7
          -> Temp = 1.8402522007104516E7
          -> Temp = 1.748239590674929E7
          -> Temp = 1.6608276111411825E7
          -> Temp = 1.5777862305841234E7
          -> Temp = 1.498896919054917E7
          -> Temp = 1.4239520731021712E7
          -> Temp = 1.3527544694470625E7
          -> Temp = 1.2851167459747093E7
          -> Temp = 1.2208609086759737E7
          -> Temp = 1.1598178632421749E7
          -> Temp = 1.1018269700800661E7
          -> Temp = 1.0467356215760628E7
          -> Temp = 9943988.404972596
          -> Temp = 9446788.984723967
          -> Temp = 8974449.535487767
          -> Temp = 8525727.058713378
          -> Temp = 8099440.705777709
          -> Temp = 7694468.670488823
          -> Temp = 7309745.236964381
          -> Temp = 6944257.975116162
          -> Temp = 6597045.076360353
          -> Temp = 6267192.822542335
          -> Temp = 5953833.181415218
          -> Temp = 5656141.522344457
          -> Temp = 5373334.446227234
          -> Temp = 5104667.723915872
          -> Temp = 4849434.337720078
          -> Temp = 4606962.620834074
          -> Temp = 4376614.48979237
          -> Temp = 4157783.7653027517
          -> Temp = 3949894.577037614
          -> Temp = 3752399.848185733
          -> Temp = 3564779.855776446
          -> Temp = 3386540.8629876235
          -> Temp = 3217213.819838242
          -> Temp = 3056353.12884633
          -> Temp = 2903535.4724040134
          -> Temp = 2758358.6987838126
          -> Temp = 2620440.763844622
          -> Temp = 2489418.7256523906
          -> Temp = 2364947.789369771
          -> Temp = 2246700.399901282
          -> Temp = 2134365.379906218
          -> Temp = 2027647.110910907
          -> Temp = 1926264.7553653615
          -> Temp = 1829951.5175970932
          -> Temp = 1738453.9417172384
          -> Temp = 1651531.2446313764
          -> Temp = 1568954.6823998075
          -> Temp = 1490506.9482798171
          -> Temp = 1415981.6008658262
          -> Temp = 1345182.5208225348
          -> Temp = 1277923.394781408
          -> Temp = 1214027.2250423376
          -> Temp = 1153325.8637902206
          -> Temp = 1095659.5706007094
          -> Temp = 1040876.5920706739
          -> Temp = 988832.7624671402
          -> Temp = 939391.1243437831
          -> Temp = 892421.568126594
          -> Temp = 847800.4897202642
          -> Temp = 805410.465234251
          -> Temp = 765139.9419725384
          -> Temp = 726882.9448739114
          -> Temp = 690538.7976302159
          -> Temp = 656011.8577487051
          -> Temp = 623211.2648612697
          -> Temp = 592050.7016182062
          -> Temp = 562448.1665372959
          -> Temp = 534325.7582104311
          -> Temp = 507609.47029990953
          -> Temp = 482228.99678491405
          -> Temp = 458117.54694566835
          -> Temp = 435211.66959838493
          -> Temp = 413451.0861184657
          -> Temp = 392778.5318125424
          -> Temp = 373139.6052219153
          -> Temp = 354482.6249608195
          -> Temp = 336758.4937127785
          -> Temp = 319920.5690271396
          -> Temp = 303924.5405757826
          -> Temp = 288728.3135469935
          -> Temp = 274291.8978696438
          -> Temp = 260577.30297616162
          -> Temp = 247548.43782735354
          -> Temp = 235171.01593598587
          -> Temp = 223412.46513918656
          -> Temp = 212241.84188222722
          -> Temp = 201629.74978811585
          -> Temp = 191548.26229871003
          -> Temp = 181970.84918377452
          -> Temp = 172872.3067245858
          -> Temp = 164228.6913883565
          -> Temp = 156017.25681893868
          -> Temp = 148216.39397799174
          -> Temp = 140805.57427909214
          -> Temp = 133765.29556513752
          -> Temp = 127077.03078688064
          -> Temp = 120723.17924753661
          -> Temp = 114687.02028515977
          -> Temp = 108952.66927090178
          -> Temp = 103505.03580735669
          -> Temp = 98329.78401698885
          -> Temp = 93413.2948161394
          -> Temp = 88742.63007533243
          -> Temp = 84305.49857156581
          -> Temp = 80090.22364298752
          -> Temp = 76085.71246083814
          -> Temp = 72281.42683779623
          -> Temp = 68667.35549590642
          -> Temp = 65233.987721111094
          -> Temp = 61972.288335055535
          -> Temp = 58873.67391830275
          -> Temp = 55929.99022238761
          -> Temp = 53133.49071126823
          -> Temp = 50476.816175704815
          -> Temp = 47952.97536691957
          -> Temp = 45555.32659857359
          -> Temp = 43277.56026864491
          -> Temp = 41113.68225521267
          -> Temp = 39057.99814245203
          -> Temp = 37105.098235329424
          -> Temp = 35249.84332356295
          -> Temp = 33487.3511573848
          -> Temp = 31812.98359951556
          Final Temp = 31812.98359951556
          Placement Complete
          Time Elapsed: 0:1:16.924845972
          RUNNING CLEANUP
          Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
          at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
          at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
          at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
          at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
          at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
          at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
          at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
          at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
          at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
          at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

          MINT FILE CODE-------------------------------------------------------------------------

          DEVICE aj_rtpcr2

          LAYER FLOW
          PORT primerin_0 r=800;
          PORT primerin_1 r=800;
          PORT primerin_2 r=800;
          PORT primerin_3 r=800;
          PORT primerin_4 r=800;
          PORT primerin_5 r=800;
          PORT primerin_6 r=800;
          PORT primerin_7 r=800;
          PORT pcrmix r=800;
          PORT rtmix r=800;
          PORT amplifiedout_0 r=800;
          PORT amplifiedout_1 r=800;
          PORT amplifiedout_2 r=800;
          PORT amplifiedout_3 r=800;
          PORT amplifiedout_4 r=800;
          PORT amplifiedout_5 r=800;
          PORT amplifiedout_6 r=800;
          PORT amplifiedout_7 r=800;
          NODE rtpcrmix ;
          NODE rtpcrprimer_0 ;
          NODE rtpcrprimer_1 ;
          NODE rtpcrprimer_2 ;
          NODE rtpcrprimer_3 ;
          NODE rtpcrprimer_4 ;
          NODE rtpcrprimer_5 ;
          NODE rtpcrprimer_6 ;
          NODE rtpcrprimer_7 ;
          NODE outstage_0 ;
          NODE outstage_1 ;
          NODE outstage_2 ;
          NODE outstage_3 ;
          NODE outstage_4 ;
          NODE outstage_5 ;
          NODE outstage_6 ;
          NODE outstage_7 ;

          NODE interaction_rtmix ;
          NODE interaction_rtmix_pcrmix ;
          NODE primerin_0_rtpcrmix ;
          NODE primerin_1_rtpcrmix ;
          NODE primerin_2_rtpcrmix ;
          NODE primerin_3_rtpcrmix ;
          NODE primerin_4_rtpcrmix ;
          NODE primerin_5_rtpcrmix ;
          NODE primerin_6_rtpcrmix ;
          NODE primerin_7_rtpcrmix ;

          H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
          H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
          H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
          H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
          H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
          H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
          H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
          H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

          REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
          REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
          REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
          REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
          REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
          REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
          REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
          REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

          CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
          CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
          CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
          CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
          CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
          CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
          CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
          CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
          CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
          CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
          CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
          CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
          CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
          CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
          CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
          CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
          CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
          CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
          CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
          CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
          CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
          CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
          CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
          CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
          CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
          CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
          CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
          CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
          CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
          CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
          CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
          CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
          CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
          CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
          CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
          CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
          CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
          CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
          CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
          CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
          CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
          CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
          CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
          CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
          CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
          CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
          CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
          CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
          CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
          CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
          CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
          CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
          CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
          CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
          CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
          CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
          CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
          CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
          CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
          CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

          END LAYER
          LAYER CONTROL
          PORT p3 r=800;
          VALVE v1 on channel_9 w=300 l=100;
          NET net1 from p3 1 to v1 4 channelWidth=100;
          END LAYER

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              Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

              Description

              @jainadibu

              Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

              LOG--------------------------------------------------------------------------------------
              Beginning Place and Route
              PAR iteration 1
              Initial Place
              Initial Temp
              Initial Temp = 2.0285066290925857E12
              -> Temp = 1.0142533145462928E12
              -> Temp = 5.071266572731464E11
              -> Temp = 2.535633286365732E11
              -> Temp = 1.267816643182866E11
              -> Temp = 6.33908321591433E10
              -> Temp = 5.705174894322897E10
              -> Temp = 5.1346574048906075E10
              -> Temp = 4.6211916644015465E10
              -> Temp = 4.159072497961392E10
              -> Temp = 3.7431652481652534E10
              -> Temp = 3.368848723348728E10
              -> Temp = 3.0319638510138554E10
              -> Temp = 2.72876746591247E10
              -> Temp = 2.455890719321223E10
              -> Temp = 2.2103016473891006E10
              -> Temp = 1.9892714826501907E10
              -> Temp = 1.790344334385172E10
              -> Temp = 1.6113099009466547E10
              -> Temp = 1.4501789108519892E10
              -> Temp = 1.3051610197667902E10
              -> Temp = 1.1746449177901112E10
              -> Temp = 1.0571804260111E10
              -> Temp = 9.514623834099901E9
              -> Temp = 8.563161450689911E9
              -> Temp = 7.70684530562092E9
              -> Temp = 6.936160775058828E9
              -> Temp = 6.242544697552946E9
              -> Temp = 5.618290227797651E9
              -> Temp = 5.056461205017886E9
              -> Temp = 4.550815084516098E9
              -> Temp = 4.0957335760644884E9
              -> Temp = 3.6861602184580398E9
              -> Temp = 3.317544196612236E9
              -> Temp = 2.9857897769510126E9
              -> Temp = 2.6872107992559114E9
              -> Temp = 2.4184897193303204E9
              -> Temp = 2.1766407473972883E9
              -> Temp = 1.9589766726575596E9
              -> Temp = 1.8610278390246816E9
              -> Temp = 1.7679764470734475E9
              -> Temp = 1.679577624719775E9
              -> Temp = 1.595598743483786E9
              -> Temp = 1.5158188063095968E9
              -> Temp = 1.4400278659941168E9
              -> Temp = 1.3680264726944108E9
              -> Temp = 1.2996251490596902E9
              -> Temp = 1.2346438916067057E9
              -> Temp = 1.1729116970263703E9
              -> Temp = 1.1142661121750517E9
              -> Temp = 1.0585528065662991E9
              -> Temp = 1.0056251662379841E9
              -> Temp = 9.553439079260848E8
              -> Temp = 9.075767125297805E8
              -> Temp = 8.621978769032915E8
              -> Temp = 8.190879830581268E8
              -> Temp = 7.781335839052204E8
              -> Temp = 7.392269047099594E8
              -> Temp = 7.022655594744614E8
              -> Temp = 6.671522815007384E8
              -> Temp = 6.337946674257014E8
              -> Temp = 6.021049340544163E8
              -> Temp = 5.719996873516954E8
              -> Temp = 5.433997029841106E8
              -> Temp = 5.16229717834905E8
              -> Temp = 4.9041823194315976E8
              -> Temp = 4.6589732034600174E8
              -> Temp = 4.426024543287016E8
              -> Temp = 4.2047233161226654E8
              -> Temp = 3.9944871503165317E8
              -> Temp = 3.794762792800705E8
              -> Temp = 3.605024653160669E8
              -> Temp = 3.424773420502636E8
              -> Temp = 3.253534749477504E8
              -> Temp = 3.0908580120036286E8
              -> Temp = 2.936315111403447E8
              -> Temp = 2.789499355833274E8
              -> Temp = 2.6500243880416104E8
              -> Temp = 2.5175231686395296E8
              -> Temp = 2.391647010207553E8
              -> Temp = 2.272064659697175E8
              -> Temp = 2.1584614267123163E8
              -> Temp = 2.0505383553767005E8
              -> Temp = 1.9480114376078653E8
              -> Temp = 1.850610865727472E8
              -> Temp = 1.7580803224410984E8
              -> Temp = 1.6701763063190433E8
              -> Temp = 1.586667491003091E8
              -> Temp = 1.5073341164529365E8
              -> Temp = 1.4319674106302896E8
              -> Temp = 1.360369040098775E8
              -> Temp = 1.2923505880938362E8
              -> Temp = 1.2277330586891443E8
              -> Temp = 1.166346405754687E8
              -> Temp = 1.1080290854669526E8
              -> Temp = 1.0526276311936049E8
              -> Temp = 9.999962496339247E7
              -> Temp = 9.499964371522284E7
              -> Temp = 9.02496615294617E7
              -> Temp = 8.573717845298861E7
              -> Temp = 8.145031953033918E7
              -> Temp = 7.737780355382222E7
              -> Temp = 7.35089133761311E7
              -> Temp = 6.983346770732455E7
              -> Temp = 6.634179432195832E7
              -> Temp = 6.30247046058604E7
              -> Temp = 5.987346937556738E7
              -> Temp = 5.6879795906789005E7
              -> Temp = 5.4035806111449555E7
              -> Temp = 5.1334015805877075E7
              -> Temp = 4.876731501558322E7
              -> Temp = 4.632894926480406E7
              -> Temp = 4.401250180156385E7
              -> Temp = 4.1811876711485654E7
              -> Temp = 3.972128287591137E7
              -> Temp = 3.77352187321158E7
              -> Temp = 3.584845779551001E7
              -> Temp = 3.405603490573451E7
              -> Temp = 3.2353233160447784E7
              -> Temp = 3.0735571502425395E7
              -> Temp = 2.9198792927304123E7
              -> Temp = 2.7738853280938916E7
              -> Temp = 2.635191061689197E7
              -> Temp = 2.503431508604737E7
              -> Temp = 2.3782599331745E7
              -> Temp = 2.259346936515775E7
              -> Temp = 2.146379589689986E7
              -> Temp = 2.0390606102054868E7
              -> Temp = 1.9371075796952125E7
              -> Temp = 1.8402522007104516E7
              -> Temp = 1.748239590674929E7
              -> Temp = 1.6608276111411825E7
              -> Temp = 1.5777862305841234E7
              -> Temp = 1.498896919054917E7
              -> Temp = 1.4239520731021712E7
              -> Temp = 1.3527544694470625E7
              -> Temp = 1.2851167459747093E7
              -> Temp = 1.2208609086759737E7
              -> Temp = 1.1598178632421749E7
              -> Temp = 1.1018269700800661E7
              -> Temp = 1.0467356215760628E7
              -> Temp = 9943988.404972596
              -> Temp = 9446788.984723967
              -> Temp = 8974449.535487767
              -> Temp = 8525727.058713378
              -> Temp = 8099440.705777709
              -> Temp = 7694468.670488823
              -> Temp = 7309745.236964381
              -> Temp = 6944257.975116162
              -> Temp = 6597045.076360353
              -> Temp = 6267192.822542335
              -> Temp = 5953833.181415218
              -> Temp = 5656141.522344457
              -> Temp = 5373334.446227234
              -> Temp = 5104667.723915872
              -> Temp = 4849434.337720078
              -> Temp = 4606962.620834074
              -> Temp = 4376614.48979237
              -> Temp = 4157783.7653027517
              -> Temp = 3949894.577037614
              -> Temp = 3752399.848185733
              -> Temp = 3564779.855776446
              -> Temp = 3386540.8629876235
              -> Temp = 3217213.819838242
              -> Temp = 3056353.12884633
              -> Temp = 2903535.4724040134
              -> Temp = 2758358.6987838126
              -> Temp = 2620440.763844622
              -> Temp = 2489418.7256523906
              -> Temp = 2364947.789369771
              -> Temp = 2246700.399901282
              -> Temp = 2134365.379906218
              -> Temp = 2027647.110910907
              -> Temp = 1926264.7553653615
              -> Temp = 1829951.5175970932
              -> Temp = 1738453.9417172384
              -> Temp = 1651531.2446313764
              -> Temp = 1568954.6823998075
              -> Temp = 1490506.9482798171
              -> Temp = 1415981.6008658262
              -> Temp = 1345182.5208225348
              -> Temp = 1277923.394781408
              -> Temp = 1214027.2250423376
              -> Temp = 1153325.8637902206
              -> Temp = 1095659.5706007094
              -> Temp = 1040876.5920706739
              -> Temp = 988832.7624671402
              -> Temp = 939391.1243437831
              -> Temp = 892421.568126594
              -> Temp = 847800.4897202642
              -> Temp = 805410.465234251
              -> Temp = 765139.9419725384
              -> Temp = 726882.9448739114
              -> Temp = 690538.7976302159
              -> Temp = 656011.8577487051
              -> Temp = 623211.2648612697
              -> Temp = 592050.7016182062
              -> Temp = 562448.1665372959
              -> Temp = 534325.7582104311
              -> Temp = 507609.47029990953
              -> Temp = 482228.99678491405
              -> Temp = 458117.54694566835
              -> Temp = 435211.66959838493
              -> Temp = 413451.0861184657
              -> Temp = 392778.5318125424
              -> Temp = 373139.6052219153
              -> Temp = 354482.6249608195
              -> Temp = 336758.4937127785
              -> Temp = 319920.5690271396
              -> Temp = 303924.5405757826
              -> Temp = 288728.3135469935
              -> Temp = 274291.8978696438
              -> Temp = 260577.30297616162
              -> Temp = 247548.43782735354
              -> Temp = 235171.01593598587
              -> Temp = 223412.46513918656
              -> Temp = 212241.84188222722
              -> Temp = 201629.74978811585
              -> Temp = 191548.26229871003
              -> Temp = 181970.84918377452
              -> Temp = 172872.3067245858
              -> Temp = 164228.6913883565
              -> Temp = 156017.25681893868
              -> Temp = 148216.39397799174
              -> Temp = 140805.57427909214
              -> Temp = 133765.29556513752
              -> Temp = 127077.03078688064
              -> Temp = 120723.17924753661
              -> Temp = 114687.02028515977
              -> Temp = 108952.66927090178
              -> Temp = 103505.03580735669
              -> Temp = 98329.78401698885
              -> Temp = 93413.2948161394
              -> Temp = 88742.63007533243
              -> Temp = 84305.49857156581
              -> Temp = 80090.22364298752
              -> Temp = 76085.71246083814
              -> Temp = 72281.42683779623
              -> Temp = 68667.35549590642
              -> Temp = 65233.987721111094
              -> Temp = 61972.288335055535
              -> Temp = 58873.67391830275
              -> Temp = 55929.99022238761
              -> Temp = 53133.49071126823
              -> Temp = 50476.816175704815
              -> Temp = 47952.97536691957
              -> Temp = 45555.32659857359
              -> Temp = 43277.56026864491
              -> Temp = 41113.68225521267
              -> Temp = 39057.99814245203
              -> Temp = 37105.098235329424
              -> Temp = 35249.84332356295
              -> Temp = 33487.3511573848
              -> Temp = 31812.98359951556
              Final Temp = 31812.98359951556
              Placement Complete
              Time Elapsed: 0:1:16.924845972
              RUNNING CLEANUP
              Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
              at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
              at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
              at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
              at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
              at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
              at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
              at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
              at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
              at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
              at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

              MINT FILE CODE-------------------------------------------------------------------------

              DEVICE aj_rtpcr2

              LAYER FLOW
              PORT primerin_0 r=800;
              PORT primerin_1 r=800;
              PORT primerin_2 r=800;
              PORT primerin_3 r=800;
              PORT primerin_4 r=800;
              PORT primerin_5 r=800;
              PORT primerin_6 r=800;
              PORT primerin_7 r=800;
              PORT pcrmix r=800;
              PORT rtmix r=800;
              PORT amplifiedout_0 r=800;
              PORT amplifiedout_1 r=800;
              PORT amplifiedout_2 r=800;
              PORT amplifiedout_3 r=800;
              PORT amplifiedout_4 r=800;
              PORT amplifiedout_5 r=800;
              PORT amplifiedout_6 r=800;
              PORT amplifiedout_7 r=800;
              NODE rtpcrmix ;
              NODE rtpcrprimer_0 ;
              NODE rtpcrprimer_1 ;
              NODE rtpcrprimer_2 ;
              NODE rtpcrprimer_3 ;
              NODE rtpcrprimer_4 ;
              NODE rtpcrprimer_5 ;
              NODE rtpcrprimer_6 ;
              NODE rtpcrprimer_7 ;
              NODE outstage_0 ;
              NODE outstage_1 ;
              NODE outstage_2 ;
              NODE outstage_3 ;
              NODE outstage_4 ;
              NODE outstage_5 ;
              NODE outstage_6 ;
              NODE outstage_7 ;

              NODE interaction_rtmix ;
              NODE interaction_rtmix_pcrmix ;
              NODE primerin_0_rtpcrmix ;
              NODE primerin_1_rtpcrmix ;
              NODE primerin_2_rtpcrmix ;
              NODE primerin_3_rtpcrmix ;
              NODE primerin_4_rtpcrmix ;
              NODE primerin_5_rtpcrmix ;
              NODE primerin_6_rtpcrmix ;
              NODE primerin_7_rtpcrmix ;

              H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
              H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
              H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
              H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
              H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
              H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
              H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
              H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

              REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
              REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
              REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
              REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
              REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
              REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
              REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
              REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

              CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
              CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
              CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
              CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
              CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
              CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
              CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
              CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
              CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
              CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
              CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
              CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
              CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
              CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
              CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
              CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
              CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
              CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
              CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
              CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
              CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
              CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
              CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
              CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
              CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
              CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
              CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
              CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
              CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
              CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
              CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
              CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
              CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
              CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
              CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
              CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
              CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
              CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
              CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
              CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
              CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
              CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
              CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
              CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
              CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
              CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
              CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
              CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
              CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
              CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
              CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
              CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
              CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
              CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
              CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
              CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
              CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
              CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
              CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
              CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

              END LAYER
              LAYER CONTROL
              PORT p3 r=800;
              VALVE v1 on channel_9 w=300 l=100;
              NET net1 from p3 1 to v1 4 channelWidth=100;
              END LAYER

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                  , 'i'); if (__m === '*' || __re.test(location.href)) { // Strip utm_, fbclid, gclid, etc. from all links on page (function() { var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid', 'ref', 'ref_src', 'source', 'medium', 'campaign']; function cleanUrl(url) { try { var u = new URL(url, window.location.origin); var changed = false; trackingParams.forEach(function(p) { if (u.searchParams.has(p)) { u.searchParams.delete(p); changed = true; } }); return changed ? u.toString() : url; } catch (e) { return url; } } function cleanLinks() { document.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } cleanLinks(); var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1) { if (node.tagName === 'A') cleanLinks(); node.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + ' Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded · Issue #4 · CIDARLAB/Neptune · GitHub
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                  Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

                  Description

                  @jainadibu

                  Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

                  LOG--------------------------------------------------------------------------------------
                  Beginning Place and Route
                  PAR iteration 1
                  Initial Place
                  Initial Temp
                  Initial Temp = 2.0285066290925857E12
                  -> Temp = 1.0142533145462928E12
                  -> Temp = 5.071266572731464E11
                  -> Temp = 2.535633286365732E11
                  -> Temp = 1.267816643182866E11
                  -> Temp = 6.33908321591433E10
                  -> Temp = 5.705174894322897E10
                  -> Temp = 5.1346574048906075E10
                  -> Temp = 4.6211916644015465E10
                  -> Temp = 4.159072497961392E10
                  -> Temp = 3.7431652481652534E10
                  -> Temp = 3.368848723348728E10
                  -> Temp = 3.0319638510138554E10
                  -> Temp = 2.72876746591247E10
                  -> Temp = 2.455890719321223E10
                  -> Temp = 2.2103016473891006E10
                  -> Temp = 1.9892714826501907E10
                  -> Temp = 1.790344334385172E10
                  -> Temp = 1.6113099009466547E10
                  -> Temp = 1.4501789108519892E10
                  -> Temp = 1.3051610197667902E10
                  -> Temp = 1.1746449177901112E10
                  -> Temp = 1.0571804260111E10
                  -> Temp = 9.514623834099901E9
                  -> Temp = 8.563161450689911E9
                  -> Temp = 7.70684530562092E9
                  -> Temp = 6.936160775058828E9
                  -> Temp = 6.242544697552946E9
                  -> Temp = 5.618290227797651E9
                  -> Temp = 5.056461205017886E9
                  -> Temp = 4.550815084516098E9
                  -> Temp = 4.0957335760644884E9
                  -> Temp = 3.6861602184580398E9
                  -> Temp = 3.317544196612236E9
                  -> Temp = 2.9857897769510126E9
                  -> Temp = 2.6872107992559114E9
                  -> Temp = 2.4184897193303204E9
                  -> Temp = 2.1766407473972883E9
                  -> Temp = 1.9589766726575596E9
                  -> Temp = 1.8610278390246816E9
                  -> Temp = 1.7679764470734475E9
                  -> Temp = 1.679577624719775E9
                  -> Temp = 1.595598743483786E9
                  -> Temp = 1.5158188063095968E9
                  -> Temp = 1.4400278659941168E9
                  -> Temp = 1.3680264726944108E9
                  -> Temp = 1.2996251490596902E9
                  -> Temp = 1.2346438916067057E9
                  -> Temp = 1.1729116970263703E9
                  -> Temp = 1.1142661121750517E9
                  -> Temp = 1.0585528065662991E9
                  -> Temp = 1.0056251662379841E9
                  -> Temp = 9.553439079260848E8
                  -> Temp = 9.075767125297805E8
                  -> Temp = 8.621978769032915E8
                  -> Temp = 8.190879830581268E8
                  -> Temp = 7.781335839052204E8
                  -> Temp = 7.392269047099594E8
                  -> Temp = 7.022655594744614E8
                  -> Temp = 6.671522815007384E8
                  -> Temp = 6.337946674257014E8
                  -> Temp = 6.021049340544163E8
                  -> Temp = 5.719996873516954E8
                  -> Temp = 5.433997029841106E8
                  -> Temp = 5.16229717834905E8
                  -> Temp = 4.9041823194315976E8
                  -> Temp = 4.6589732034600174E8
                  -> Temp = 4.426024543287016E8
                  -> Temp = 4.2047233161226654E8
                  -> Temp = 3.9944871503165317E8
                  -> Temp = 3.794762792800705E8
                  -> Temp = 3.605024653160669E8
                  -> Temp = 3.424773420502636E8
                  -> Temp = 3.253534749477504E8
                  -> Temp = 3.0908580120036286E8
                  -> Temp = 2.936315111403447E8
                  -> Temp = 2.789499355833274E8
                  -> Temp = 2.6500243880416104E8
                  -> Temp = 2.5175231686395296E8
                  -> Temp = 2.391647010207553E8
                  -> Temp = 2.272064659697175E8
                  -> Temp = 2.1584614267123163E8
                  -> Temp = 2.0505383553767005E8
                  -> Temp = 1.9480114376078653E8
                  -> Temp = 1.850610865727472E8
                  -> Temp = 1.7580803224410984E8
                  -> Temp = 1.6701763063190433E8
                  -> Temp = 1.586667491003091E8
                  -> Temp = 1.5073341164529365E8
                  -> Temp = 1.4319674106302896E8
                  -> Temp = 1.360369040098775E8
                  -> Temp = 1.2923505880938362E8
                  -> Temp = 1.2277330586891443E8
                  -> Temp = 1.166346405754687E8
                  -> Temp = 1.1080290854669526E8
                  -> Temp = 1.0526276311936049E8
                  -> Temp = 9.999962496339247E7
                  -> Temp = 9.499964371522284E7
                  -> Temp = 9.02496615294617E7
                  -> Temp = 8.573717845298861E7
                  -> Temp = 8.145031953033918E7
                  -> Temp = 7.737780355382222E7
                  -> Temp = 7.35089133761311E7
                  -> Temp = 6.983346770732455E7
                  -> Temp = 6.634179432195832E7
                  -> Temp = 6.30247046058604E7
                  -> Temp = 5.987346937556738E7
                  -> Temp = 5.6879795906789005E7
                  -> Temp = 5.4035806111449555E7
                  -> Temp = 5.1334015805877075E7
                  -> Temp = 4.876731501558322E7
                  -> Temp = 4.632894926480406E7
                  -> Temp = 4.401250180156385E7
                  -> Temp = 4.1811876711485654E7
                  -> Temp = 3.972128287591137E7
                  -> Temp = 3.77352187321158E7
                  -> Temp = 3.584845779551001E7
                  -> Temp = 3.405603490573451E7
                  -> Temp = 3.2353233160447784E7
                  -> Temp = 3.0735571502425395E7
                  -> Temp = 2.9198792927304123E7
                  -> Temp = 2.7738853280938916E7
                  -> Temp = 2.635191061689197E7
                  -> Temp = 2.503431508604737E7
                  -> Temp = 2.3782599331745E7
                  -> Temp = 2.259346936515775E7
                  -> Temp = 2.146379589689986E7
                  -> Temp = 2.0390606102054868E7
                  -> Temp = 1.9371075796952125E7
                  -> Temp = 1.8402522007104516E7
                  -> Temp = 1.748239590674929E7
                  -> Temp = 1.6608276111411825E7
                  -> Temp = 1.5777862305841234E7
                  -> Temp = 1.498896919054917E7
                  -> Temp = 1.4239520731021712E7
                  -> Temp = 1.3527544694470625E7
                  -> Temp = 1.2851167459747093E7
                  -> Temp = 1.2208609086759737E7
                  -> Temp = 1.1598178632421749E7
                  -> Temp = 1.1018269700800661E7
                  -> Temp = 1.0467356215760628E7
                  -> Temp = 9943988.404972596
                  -> Temp = 9446788.984723967
                  -> Temp = 8974449.535487767
                  -> Temp = 8525727.058713378
                  -> Temp = 8099440.705777709
                  -> Temp = 7694468.670488823
                  -> Temp = 7309745.236964381
                  -> Temp = 6944257.975116162
                  -> Temp = 6597045.076360353
                  -> Temp = 6267192.822542335
                  -> Temp = 5953833.181415218
                  -> Temp = 5656141.522344457
                  -> Temp = 5373334.446227234
                  -> Temp = 5104667.723915872
                  -> Temp = 4849434.337720078
                  -> Temp = 4606962.620834074
                  -> Temp = 4376614.48979237
                  -> Temp = 4157783.7653027517
                  -> Temp = 3949894.577037614
                  -> Temp = 3752399.848185733
                  -> Temp = 3564779.855776446
                  -> Temp = 3386540.8629876235
                  -> Temp = 3217213.819838242
                  -> Temp = 3056353.12884633
                  -> Temp = 2903535.4724040134
                  -> Temp = 2758358.6987838126
                  -> Temp = 2620440.763844622
                  -> Temp = 2489418.7256523906
                  -> Temp = 2364947.789369771
                  -> Temp = 2246700.399901282
                  -> Temp = 2134365.379906218
                  -> Temp = 2027647.110910907
                  -> Temp = 1926264.7553653615
                  -> Temp = 1829951.5175970932
                  -> Temp = 1738453.9417172384
                  -> Temp = 1651531.2446313764
                  -> Temp = 1568954.6823998075
                  -> Temp = 1490506.9482798171
                  -> Temp = 1415981.6008658262
                  -> Temp = 1345182.5208225348
                  -> Temp = 1277923.394781408
                  -> Temp = 1214027.2250423376
                  -> Temp = 1153325.8637902206
                  -> Temp = 1095659.5706007094
                  -> Temp = 1040876.5920706739
                  -> Temp = 988832.7624671402
                  -> Temp = 939391.1243437831
                  -> Temp = 892421.568126594
                  -> Temp = 847800.4897202642
                  -> Temp = 805410.465234251
                  -> Temp = 765139.9419725384
                  -> Temp = 726882.9448739114
                  -> Temp = 690538.7976302159
                  -> Temp = 656011.8577487051
                  -> Temp = 623211.2648612697
                  -> Temp = 592050.7016182062
                  -> Temp = 562448.1665372959
                  -> Temp = 534325.7582104311
                  -> Temp = 507609.47029990953
                  -> Temp = 482228.99678491405
                  -> Temp = 458117.54694566835
                  -> Temp = 435211.66959838493
                  -> Temp = 413451.0861184657
                  -> Temp = 392778.5318125424
                  -> Temp = 373139.6052219153
                  -> Temp = 354482.6249608195
                  -> Temp = 336758.4937127785
                  -> Temp = 319920.5690271396
                  -> Temp = 303924.5405757826
                  -> Temp = 288728.3135469935
                  -> Temp = 274291.8978696438
                  -> Temp = 260577.30297616162
                  -> Temp = 247548.43782735354
                  -> Temp = 235171.01593598587
                  -> Temp = 223412.46513918656
                  -> Temp = 212241.84188222722
                  -> Temp = 201629.74978811585
                  -> Temp = 191548.26229871003
                  -> Temp = 181970.84918377452
                  -> Temp = 172872.3067245858
                  -> Temp = 164228.6913883565
                  -> Temp = 156017.25681893868
                  -> Temp = 148216.39397799174
                  -> Temp = 140805.57427909214
                  -> Temp = 133765.29556513752
                  -> Temp = 127077.03078688064
                  -> Temp = 120723.17924753661
                  -> Temp = 114687.02028515977
                  -> Temp = 108952.66927090178
                  -> Temp = 103505.03580735669
                  -> Temp = 98329.78401698885
                  -> Temp = 93413.2948161394
                  -> Temp = 88742.63007533243
                  -> Temp = 84305.49857156581
                  -> Temp = 80090.22364298752
                  -> Temp = 76085.71246083814
                  -> Temp = 72281.42683779623
                  -> Temp = 68667.35549590642
                  -> Temp = 65233.987721111094
                  -> Temp = 61972.288335055535
                  -> Temp = 58873.67391830275
                  -> Temp = 55929.99022238761
                  -> Temp = 53133.49071126823
                  -> Temp = 50476.816175704815
                  -> Temp = 47952.97536691957
                  -> Temp = 45555.32659857359
                  -> Temp = 43277.56026864491
                  -> Temp = 41113.68225521267
                  -> Temp = 39057.99814245203
                  -> Temp = 37105.098235329424
                  -> Temp = 35249.84332356295
                  -> Temp = 33487.3511573848
                  -> Temp = 31812.98359951556
                  Final Temp = 31812.98359951556
                  Placement Complete
                  Time Elapsed: 0:1:16.924845972
                  RUNNING CLEANUP
                  Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
                  at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
                  at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
                  at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
                  at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
                  at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
                  at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
                  at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
                  at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
                  at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
                  at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

                  MINT FILE CODE-------------------------------------------------------------------------

                  DEVICE aj_rtpcr2

                  LAYER FLOW
                  PORT primerin_0 r=800;
                  PORT primerin_1 r=800;
                  PORT primerin_2 r=800;
                  PORT primerin_3 r=800;
                  PORT primerin_4 r=800;
                  PORT primerin_5 r=800;
                  PORT primerin_6 r=800;
                  PORT primerin_7 r=800;
                  PORT pcrmix r=800;
                  PORT rtmix r=800;
                  PORT amplifiedout_0 r=800;
                  PORT amplifiedout_1 r=800;
                  PORT amplifiedout_2 r=800;
                  PORT amplifiedout_3 r=800;
                  PORT amplifiedout_4 r=800;
                  PORT amplifiedout_5 r=800;
                  PORT amplifiedout_6 r=800;
                  PORT amplifiedout_7 r=800;
                  NODE rtpcrmix ;
                  NODE rtpcrprimer_0 ;
                  NODE rtpcrprimer_1 ;
                  NODE rtpcrprimer_2 ;
                  NODE rtpcrprimer_3 ;
                  NODE rtpcrprimer_4 ;
                  NODE rtpcrprimer_5 ;
                  NODE rtpcrprimer_6 ;
                  NODE rtpcrprimer_7 ;
                  NODE outstage_0 ;
                  NODE outstage_1 ;
                  NODE outstage_2 ;
                  NODE outstage_3 ;
                  NODE outstage_4 ;
                  NODE outstage_5 ;
                  NODE outstage_6 ;
                  NODE outstage_7 ;

                  NODE interaction_rtmix ;
                  NODE interaction_rtmix_pcrmix ;
                  NODE primerin_0_rtpcrmix ;
                  NODE primerin_1_rtpcrmix ;
                  NODE primerin_2_rtpcrmix ;
                  NODE primerin_3_rtpcrmix ;
                  NODE primerin_4_rtpcrmix ;
                  NODE primerin_5_rtpcrmix ;
                  NODE primerin_6_rtpcrmix ;
                  NODE primerin_7_rtpcrmix ;

                  H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                  H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                  H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                  H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                  H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                  H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                  H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                  H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

                  REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
                  REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
                  REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
                  REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
                  REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
                  REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
                  REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
                  REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

                  CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
                  CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
                  CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
                  CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
                  CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
                  CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
                  CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
                  CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
                  CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
                  CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
                  CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
                  CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
                  CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
                  CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
                  CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
                  CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
                  CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
                  CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
                  CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
                  CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
                  CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
                  CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
                  CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
                  CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
                  CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
                  CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
                  CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
                  CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
                  CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
                  CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
                  CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
                  CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
                  CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
                  CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
                  CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
                  CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
                  CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
                  CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
                  CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
                  CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
                  CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
                  CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
                  CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
                  CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
                  CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
                  CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
                  CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
                  CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
                  CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
                  CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
                  CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
                  CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
                  CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
                  CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
                  CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
                  CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
                  CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
                  CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
                  CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
                  CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

                  END LAYER
                  LAYER CONTROL
                  PORT p3 r=800;
                  VALVE v1 on channel_9 w=300 l=100;
                  NET net1 from p3 1 to v1 4 channelWidth=100;
                  END LAYER

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                      , 'i'); if (__m === '*' || __re.test(location.href)) { // Auto-enable theater mode on YouTube (function() { function tryTheater() { var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]'); if (btn && !btn.classList.contains('activated')) { btn.click(); } } // Try immediately tryTheater(); // Try after navigation (SPA) var lastUrl = location.href; setInterval(function() { if (location.href !== lastUrl) { lastUrl = location.href; setTimeout(tryTheater, 500); } }, 1000); // Also try on player load var observer = new MutationObserver(tryTheater); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded · Issue #4 · CIDARLAB/Neptune · GitHub
                      Skip to content

                      Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

                      Description

                      @jainadibu

                      Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

                      LOG--------------------------------------------------------------------------------------
                      Beginning Place and Route
                      PAR iteration 1
                      Initial Place
                      Initial Temp
                      Initial Temp = 2.0285066290925857E12
                      -> Temp = 1.0142533145462928E12
                      -> Temp = 5.071266572731464E11
                      -> Temp = 2.535633286365732E11
                      -> Temp = 1.267816643182866E11
                      -> Temp = 6.33908321591433E10
                      -> Temp = 5.705174894322897E10
                      -> Temp = 5.1346574048906075E10
                      -> Temp = 4.6211916644015465E10
                      -> Temp = 4.159072497961392E10
                      -> Temp = 3.7431652481652534E10
                      -> Temp = 3.368848723348728E10
                      -> Temp = 3.0319638510138554E10
                      -> Temp = 2.72876746591247E10
                      -> Temp = 2.455890719321223E10
                      -> Temp = 2.2103016473891006E10
                      -> Temp = 1.9892714826501907E10
                      -> Temp = 1.790344334385172E10
                      -> Temp = 1.6113099009466547E10
                      -> Temp = 1.4501789108519892E10
                      -> Temp = 1.3051610197667902E10
                      -> Temp = 1.1746449177901112E10
                      -> Temp = 1.0571804260111E10
                      -> Temp = 9.514623834099901E9
                      -> Temp = 8.563161450689911E9
                      -> Temp = 7.70684530562092E9
                      -> Temp = 6.936160775058828E9
                      -> Temp = 6.242544697552946E9
                      -> Temp = 5.618290227797651E9
                      -> Temp = 5.056461205017886E9
                      -> Temp = 4.550815084516098E9
                      -> Temp = 4.0957335760644884E9
                      -> Temp = 3.6861602184580398E9
                      -> Temp = 3.317544196612236E9
                      -> Temp = 2.9857897769510126E9
                      -> Temp = 2.6872107992559114E9
                      -> Temp = 2.4184897193303204E9
                      -> Temp = 2.1766407473972883E9
                      -> Temp = 1.9589766726575596E9
                      -> Temp = 1.8610278390246816E9
                      -> Temp = 1.7679764470734475E9
                      -> Temp = 1.679577624719775E9
                      -> Temp = 1.595598743483786E9
                      -> Temp = 1.5158188063095968E9
                      -> Temp = 1.4400278659941168E9
                      -> Temp = 1.3680264726944108E9
                      -> Temp = 1.2996251490596902E9
                      -> Temp = 1.2346438916067057E9
                      -> Temp = 1.1729116970263703E9
                      -> Temp = 1.1142661121750517E9
                      -> Temp = 1.0585528065662991E9
                      -> Temp = 1.0056251662379841E9
                      -> Temp = 9.553439079260848E8
                      -> Temp = 9.075767125297805E8
                      -> Temp = 8.621978769032915E8
                      -> Temp = 8.190879830581268E8
                      -> Temp = 7.781335839052204E8
                      -> Temp = 7.392269047099594E8
                      -> Temp = 7.022655594744614E8
                      -> Temp = 6.671522815007384E8
                      -> Temp = 6.337946674257014E8
                      -> Temp = 6.021049340544163E8
                      -> Temp = 5.719996873516954E8
                      -> Temp = 5.433997029841106E8
                      -> Temp = 5.16229717834905E8
                      -> Temp = 4.9041823194315976E8
                      -> Temp = 4.6589732034600174E8
                      -> Temp = 4.426024543287016E8
                      -> Temp = 4.2047233161226654E8
                      -> Temp = 3.9944871503165317E8
                      -> Temp = 3.794762792800705E8
                      -> Temp = 3.605024653160669E8
                      -> Temp = 3.424773420502636E8
                      -> Temp = 3.253534749477504E8
                      -> Temp = 3.0908580120036286E8
                      -> Temp = 2.936315111403447E8
                      -> Temp = 2.789499355833274E8
                      -> Temp = 2.6500243880416104E8
                      -> Temp = 2.5175231686395296E8
                      -> Temp = 2.391647010207553E8
                      -> Temp = 2.272064659697175E8
                      -> Temp = 2.1584614267123163E8
                      -> Temp = 2.0505383553767005E8
                      -> Temp = 1.9480114376078653E8
                      -> Temp = 1.850610865727472E8
                      -> Temp = 1.7580803224410984E8
                      -> Temp = 1.6701763063190433E8
                      -> Temp = 1.586667491003091E8
                      -> Temp = 1.5073341164529365E8
                      -> Temp = 1.4319674106302896E8
                      -> Temp = 1.360369040098775E8
                      -> Temp = 1.2923505880938362E8
                      -> Temp = 1.2277330586891443E8
                      -> Temp = 1.166346405754687E8
                      -> Temp = 1.1080290854669526E8
                      -> Temp = 1.0526276311936049E8
                      -> Temp = 9.999962496339247E7
                      -> Temp = 9.499964371522284E7
                      -> Temp = 9.02496615294617E7
                      -> Temp = 8.573717845298861E7
                      -> Temp = 8.145031953033918E7
                      -> Temp = 7.737780355382222E7
                      -> Temp = 7.35089133761311E7
                      -> Temp = 6.983346770732455E7
                      -> Temp = 6.634179432195832E7
                      -> Temp = 6.30247046058604E7
                      -> Temp = 5.987346937556738E7
                      -> Temp = 5.6879795906789005E7
                      -> Temp = 5.4035806111449555E7
                      -> Temp = 5.1334015805877075E7
                      -> Temp = 4.876731501558322E7
                      -> Temp = 4.632894926480406E7
                      -> Temp = 4.401250180156385E7
                      -> Temp = 4.1811876711485654E7
                      -> Temp = 3.972128287591137E7
                      -> Temp = 3.77352187321158E7
                      -> Temp = 3.584845779551001E7
                      -> Temp = 3.405603490573451E7
                      -> Temp = 3.2353233160447784E7
                      -> Temp = 3.0735571502425395E7
                      -> Temp = 2.9198792927304123E7
                      -> Temp = 2.7738853280938916E7
                      -> Temp = 2.635191061689197E7
                      -> Temp = 2.503431508604737E7
                      -> Temp = 2.3782599331745E7
                      -> Temp = 2.259346936515775E7
                      -> Temp = 2.146379589689986E7
                      -> Temp = 2.0390606102054868E7
                      -> Temp = 1.9371075796952125E7
                      -> Temp = 1.8402522007104516E7
                      -> Temp = 1.748239590674929E7
                      -> Temp = 1.6608276111411825E7
                      -> Temp = 1.5777862305841234E7
                      -> Temp = 1.498896919054917E7
                      -> Temp = 1.4239520731021712E7
                      -> Temp = 1.3527544694470625E7
                      -> Temp = 1.2851167459747093E7
                      -> Temp = 1.2208609086759737E7
                      -> Temp = 1.1598178632421749E7
                      -> Temp = 1.1018269700800661E7
                      -> Temp = 1.0467356215760628E7
                      -> Temp = 9943988.404972596
                      -> Temp = 9446788.984723967
                      -> Temp = 8974449.535487767
                      -> Temp = 8525727.058713378
                      -> Temp = 8099440.705777709
                      -> Temp = 7694468.670488823
                      -> Temp = 7309745.236964381
                      -> Temp = 6944257.975116162
                      -> Temp = 6597045.076360353
                      -> Temp = 6267192.822542335
                      -> Temp = 5953833.181415218
                      -> Temp = 5656141.522344457
                      -> Temp = 5373334.446227234
                      -> Temp = 5104667.723915872
                      -> Temp = 4849434.337720078
                      -> Temp = 4606962.620834074
                      -> Temp = 4376614.48979237
                      -> Temp = 4157783.7653027517
                      -> Temp = 3949894.577037614
                      -> Temp = 3752399.848185733
                      -> Temp = 3564779.855776446
                      -> Temp = 3386540.8629876235
                      -> Temp = 3217213.819838242
                      -> Temp = 3056353.12884633
                      -> Temp = 2903535.4724040134
                      -> Temp = 2758358.6987838126
                      -> Temp = 2620440.763844622
                      -> Temp = 2489418.7256523906
                      -> Temp = 2364947.789369771
                      -> Temp = 2246700.399901282
                      -> Temp = 2134365.379906218
                      -> Temp = 2027647.110910907
                      -> Temp = 1926264.7553653615
                      -> Temp = 1829951.5175970932
                      -> Temp = 1738453.9417172384
                      -> Temp = 1651531.2446313764
                      -> Temp = 1568954.6823998075
                      -> Temp = 1490506.9482798171
                      -> Temp = 1415981.6008658262
                      -> Temp = 1345182.5208225348
                      -> Temp = 1277923.394781408
                      -> Temp = 1214027.2250423376
                      -> Temp = 1153325.8637902206
                      -> Temp = 1095659.5706007094
                      -> Temp = 1040876.5920706739
                      -> Temp = 988832.7624671402
                      -> Temp = 939391.1243437831
                      -> Temp = 892421.568126594
                      -> Temp = 847800.4897202642
                      -> Temp = 805410.465234251
                      -> Temp = 765139.9419725384
                      -> Temp = 726882.9448739114
                      -> Temp = 690538.7976302159
                      -> Temp = 656011.8577487051
                      -> Temp = 623211.2648612697
                      -> Temp = 592050.7016182062
                      -> Temp = 562448.1665372959
                      -> Temp = 534325.7582104311
                      -> Temp = 507609.47029990953
                      -> Temp = 482228.99678491405
                      -> Temp = 458117.54694566835
                      -> Temp = 435211.66959838493
                      -> Temp = 413451.0861184657
                      -> Temp = 392778.5318125424
                      -> Temp = 373139.6052219153
                      -> Temp = 354482.6249608195
                      -> Temp = 336758.4937127785
                      -> Temp = 319920.5690271396
                      -> Temp = 303924.5405757826
                      -> Temp = 288728.3135469935
                      -> Temp = 274291.8978696438
                      -> Temp = 260577.30297616162
                      -> Temp = 247548.43782735354
                      -> Temp = 235171.01593598587
                      -> Temp = 223412.46513918656
                      -> Temp = 212241.84188222722
                      -> Temp = 201629.74978811585
                      -> Temp = 191548.26229871003
                      -> Temp = 181970.84918377452
                      -> Temp = 172872.3067245858
                      -> Temp = 164228.6913883565
                      -> Temp = 156017.25681893868
                      -> Temp = 148216.39397799174
                      -> Temp = 140805.57427909214
                      -> Temp = 133765.29556513752
                      -> Temp = 127077.03078688064
                      -> Temp = 120723.17924753661
                      -> Temp = 114687.02028515977
                      -> Temp = 108952.66927090178
                      -> Temp = 103505.03580735669
                      -> Temp = 98329.78401698885
                      -> Temp = 93413.2948161394
                      -> Temp = 88742.63007533243
                      -> Temp = 84305.49857156581
                      -> Temp = 80090.22364298752
                      -> Temp = 76085.71246083814
                      -> Temp = 72281.42683779623
                      -> Temp = 68667.35549590642
                      -> Temp = 65233.987721111094
                      -> Temp = 61972.288335055535
                      -> Temp = 58873.67391830275
                      -> Temp = 55929.99022238761
                      -> Temp = 53133.49071126823
                      -> Temp = 50476.816175704815
                      -> Temp = 47952.97536691957
                      -> Temp = 45555.32659857359
                      -> Temp = 43277.56026864491
                      -> Temp = 41113.68225521267
                      -> Temp = 39057.99814245203
                      -> Temp = 37105.098235329424
                      -> Temp = 35249.84332356295
                      -> Temp = 33487.3511573848
                      -> Temp = 31812.98359951556
                      Final Temp = 31812.98359951556
                      Placement Complete
                      Time Elapsed: 0:1:16.924845972
                      RUNNING CLEANUP
                      Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
                      at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
                      at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
                      at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
                      at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
                      at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
                      at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
                      at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
                      at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
                      at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
                      at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

                      MINT FILE CODE-------------------------------------------------------------------------

                      DEVICE aj_rtpcr2

                      LAYER FLOW
                      PORT primerin_0 r=800;
                      PORT primerin_1 r=800;
                      PORT primerin_2 r=800;
                      PORT primerin_3 r=800;
                      PORT primerin_4 r=800;
                      PORT primerin_5 r=800;
                      PORT primerin_6 r=800;
                      PORT primerin_7 r=800;
                      PORT pcrmix r=800;
                      PORT rtmix r=800;
                      PORT amplifiedout_0 r=800;
                      PORT amplifiedout_1 r=800;
                      PORT amplifiedout_2 r=800;
                      PORT amplifiedout_3 r=800;
                      PORT amplifiedout_4 r=800;
                      PORT amplifiedout_5 r=800;
                      PORT amplifiedout_6 r=800;
                      PORT amplifiedout_7 r=800;
                      NODE rtpcrmix ;
                      NODE rtpcrprimer_0 ;
                      NODE rtpcrprimer_1 ;
                      NODE rtpcrprimer_2 ;
                      NODE rtpcrprimer_3 ;
                      NODE rtpcrprimer_4 ;
                      NODE rtpcrprimer_5 ;
                      NODE rtpcrprimer_6 ;
                      NODE rtpcrprimer_7 ;
                      NODE outstage_0 ;
                      NODE outstage_1 ;
                      NODE outstage_2 ;
                      NODE outstage_3 ;
                      NODE outstage_4 ;
                      NODE outstage_5 ;
                      NODE outstage_6 ;
                      NODE outstage_7 ;

                      NODE interaction_rtmix ;
                      NODE interaction_rtmix_pcrmix ;
                      NODE primerin_0_rtpcrmix ;
                      NODE primerin_1_rtpcrmix ;
                      NODE primerin_2_rtpcrmix ;
                      NODE primerin_3_rtpcrmix ;
                      NODE primerin_4_rtpcrmix ;
                      NODE primerin_5_rtpcrmix ;
                      NODE primerin_6_rtpcrmix ;
                      NODE primerin_7_rtpcrmix ;

                      H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                      H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                      H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                      H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                      H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                      H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                      H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                      H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

                      REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
                      REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
                      REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
                      REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
                      REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
                      REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
                      REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
                      REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

                      CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
                      CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
                      CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
                      CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
                      CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
                      CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
                      CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
                      CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
                      CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
                      CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
                      CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
                      CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
                      CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
                      CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
                      CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
                      CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
                      CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
                      CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
                      CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
                      CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
                      CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
                      CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
                      CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
                      CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
                      CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
                      CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
                      CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
                      CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
                      CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
                      CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
                      CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
                      CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
                      CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
                      CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
                      CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
                      CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
                      CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
                      CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
                      CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
                      CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
                      CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
                      CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
                      CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
                      CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
                      CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
                      CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
                      CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
                      CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
                      CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
                      CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
                      CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
                      CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
                      CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
                      CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
                      CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
                      CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
                      CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
                      CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
                      CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
                      CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

                      END LAYER
                      LAYER CONTROL
                      PORT p3 r=800;
                      VALVE v1 on channel_9 w=300 l=100;
                      NET net1 from p3 1 to v1 4 channelWidth=100;
                      END LAYER

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                          Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

                          Description

                          @jainadibu

                          Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

                          LOG--------------------------------------------------------------------------------------
                          Beginning Place and Route
                          PAR iteration 1
                          Initial Place
                          Initial Temp
                          Initial Temp = 2.0285066290925857E12
                          -> Temp = 1.0142533145462928E12
                          -> Temp = 5.071266572731464E11
                          -> Temp = 2.535633286365732E11
                          -> Temp = 1.267816643182866E11
                          -> Temp = 6.33908321591433E10
                          -> Temp = 5.705174894322897E10
                          -> Temp = 5.1346574048906075E10
                          -> Temp = 4.6211916644015465E10
                          -> Temp = 4.159072497961392E10
                          -> Temp = 3.7431652481652534E10
                          -> Temp = 3.368848723348728E10
                          -> Temp = 3.0319638510138554E10
                          -> Temp = 2.72876746591247E10
                          -> Temp = 2.455890719321223E10
                          -> Temp = 2.2103016473891006E10
                          -> Temp = 1.9892714826501907E10
                          -> Temp = 1.790344334385172E10
                          -> Temp = 1.6113099009466547E10
                          -> Temp = 1.4501789108519892E10
                          -> Temp = 1.3051610197667902E10
                          -> Temp = 1.1746449177901112E10
                          -> Temp = 1.0571804260111E10
                          -> Temp = 9.514623834099901E9
                          -> Temp = 8.563161450689911E9
                          -> Temp = 7.70684530562092E9
                          -> Temp = 6.936160775058828E9
                          -> Temp = 6.242544697552946E9
                          -> Temp = 5.618290227797651E9
                          -> Temp = 5.056461205017886E9
                          -> Temp = 4.550815084516098E9
                          -> Temp = 4.0957335760644884E9
                          -> Temp = 3.6861602184580398E9
                          -> Temp = 3.317544196612236E9
                          -> Temp = 2.9857897769510126E9
                          -> Temp = 2.6872107992559114E9
                          -> Temp = 2.4184897193303204E9
                          -> Temp = 2.1766407473972883E9
                          -> Temp = 1.9589766726575596E9
                          -> Temp = 1.8610278390246816E9
                          -> Temp = 1.7679764470734475E9
                          -> Temp = 1.679577624719775E9
                          -> Temp = 1.595598743483786E9
                          -> Temp = 1.5158188063095968E9
                          -> Temp = 1.4400278659941168E9
                          -> Temp = 1.3680264726944108E9
                          -> Temp = 1.2996251490596902E9
                          -> Temp = 1.2346438916067057E9
                          -> Temp = 1.1729116970263703E9
                          -> Temp = 1.1142661121750517E9
                          -> Temp = 1.0585528065662991E9
                          -> Temp = 1.0056251662379841E9
                          -> Temp = 9.553439079260848E8
                          -> Temp = 9.075767125297805E8
                          -> Temp = 8.621978769032915E8
                          -> Temp = 8.190879830581268E8
                          -> Temp = 7.781335839052204E8
                          -> Temp = 7.392269047099594E8
                          -> Temp = 7.022655594744614E8
                          -> Temp = 6.671522815007384E8
                          -> Temp = 6.337946674257014E8
                          -> Temp = 6.021049340544163E8
                          -> Temp = 5.719996873516954E8
                          -> Temp = 5.433997029841106E8
                          -> Temp = 5.16229717834905E8
                          -> Temp = 4.9041823194315976E8
                          -> Temp = 4.6589732034600174E8
                          -> Temp = 4.426024543287016E8
                          -> Temp = 4.2047233161226654E8
                          -> Temp = 3.9944871503165317E8
                          -> Temp = 3.794762792800705E8
                          -> Temp = 3.605024653160669E8
                          -> Temp = 3.424773420502636E8
                          -> Temp = 3.253534749477504E8
                          -> Temp = 3.0908580120036286E8
                          -> Temp = 2.936315111403447E8
                          -> Temp = 2.789499355833274E8
                          -> Temp = 2.6500243880416104E8
                          -> Temp = 2.5175231686395296E8
                          -> Temp = 2.391647010207553E8
                          -> Temp = 2.272064659697175E8
                          -> Temp = 2.1584614267123163E8
                          -> Temp = 2.0505383553767005E8
                          -> Temp = 1.9480114376078653E8
                          -> Temp = 1.850610865727472E8
                          -> Temp = 1.7580803224410984E8
                          -> Temp = 1.6701763063190433E8
                          -> Temp = 1.586667491003091E8
                          -> Temp = 1.5073341164529365E8
                          -> Temp = 1.4319674106302896E8
                          -> Temp = 1.360369040098775E8
                          -> Temp = 1.2923505880938362E8
                          -> Temp = 1.2277330586891443E8
                          -> Temp = 1.166346405754687E8
                          -> Temp = 1.1080290854669526E8
                          -> Temp = 1.0526276311936049E8
                          -> Temp = 9.999962496339247E7
                          -> Temp = 9.499964371522284E7
                          -> Temp = 9.02496615294617E7
                          -> Temp = 8.573717845298861E7
                          -> Temp = 8.145031953033918E7
                          -> Temp = 7.737780355382222E7
                          -> Temp = 7.35089133761311E7
                          -> Temp = 6.983346770732455E7
                          -> Temp = 6.634179432195832E7
                          -> Temp = 6.30247046058604E7
                          -> Temp = 5.987346937556738E7
                          -> Temp = 5.6879795906789005E7
                          -> Temp = 5.4035806111449555E7
                          -> Temp = 5.1334015805877075E7
                          -> Temp = 4.876731501558322E7
                          -> Temp = 4.632894926480406E7
                          -> Temp = 4.401250180156385E7
                          -> Temp = 4.1811876711485654E7
                          -> Temp = 3.972128287591137E7
                          -> Temp = 3.77352187321158E7
                          -> Temp = 3.584845779551001E7
                          -> Temp = 3.405603490573451E7
                          -> Temp = 3.2353233160447784E7
                          -> Temp = 3.0735571502425395E7
                          -> Temp = 2.9198792927304123E7
                          -> Temp = 2.7738853280938916E7
                          -> Temp = 2.635191061689197E7
                          -> Temp = 2.503431508604737E7
                          -> Temp = 2.3782599331745E7
                          -> Temp = 2.259346936515775E7
                          -> Temp = 2.146379589689986E7
                          -> Temp = 2.0390606102054868E7
                          -> Temp = 1.9371075796952125E7
                          -> Temp = 1.8402522007104516E7
                          -> Temp = 1.748239590674929E7
                          -> Temp = 1.6608276111411825E7
                          -> Temp = 1.5777862305841234E7
                          -> Temp = 1.498896919054917E7
                          -> Temp = 1.4239520731021712E7
                          -> Temp = 1.3527544694470625E7
                          -> Temp = 1.2851167459747093E7
                          -> Temp = 1.2208609086759737E7
                          -> Temp = 1.1598178632421749E7
                          -> Temp = 1.1018269700800661E7
                          -> Temp = 1.0467356215760628E7
                          -> Temp = 9943988.404972596
                          -> Temp = 9446788.984723967
                          -> Temp = 8974449.535487767
                          -> Temp = 8525727.058713378
                          -> Temp = 8099440.705777709
                          -> Temp = 7694468.670488823
                          -> Temp = 7309745.236964381
                          -> Temp = 6944257.975116162
                          -> Temp = 6597045.076360353
                          -> Temp = 6267192.822542335
                          -> Temp = 5953833.181415218
                          -> Temp = 5656141.522344457
                          -> Temp = 5373334.446227234
                          -> Temp = 5104667.723915872
                          -> Temp = 4849434.337720078
                          -> Temp = 4606962.620834074
                          -> Temp = 4376614.48979237
                          -> Temp = 4157783.7653027517
                          -> Temp = 3949894.577037614
                          -> Temp = 3752399.848185733
                          -> Temp = 3564779.855776446
                          -> Temp = 3386540.8629876235
                          -> Temp = 3217213.819838242
                          -> Temp = 3056353.12884633
                          -> Temp = 2903535.4724040134
                          -> Temp = 2758358.6987838126
                          -> Temp = 2620440.763844622
                          -> Temp = 2489418.7256523906
                          -> Temp = 2364947.789369771
                          -> Temp = 2246700.399901282
                          -> Temp = 2134365.379906218
                          -> Temp = 2027647.110910907
                          -> Temp = 1926264.7553653615
                          -> Temp = 1829951.5175970932
                          -> Temp = 1738453.9417172384
                          -> Temp = 1651531.2446313764
                          -> Temp = 1568954.6823998075
                          -> Temp = 1490506.9482798171
                          -> Temp = 1415981.6008658262
                          -> Temp = 1345182.5208225348
                          -> Temp = 1277923.394781408
                          -> Temp = 1214027.2250423376
                          -> Temp = 1153325.8637902206
                          -> Temp = 1095659.5706007094
                          -> Temp = 1040876.5920706739
                          -> Temp = 988832.7624671402
                          -> Temp = 939391.1243437831
                          -> Temp = 892421.568126594
                          -> Temp = 847800.4897202642
                          -> Temp = 805410.465234251
                          -> Temp = 765139.9419725384
                          -> Temp = 726882.9448739114
                          -> Temp = 690538.7976302159
                          -> Temp = 656011.8577487051
                          -> Temp = 623211.2648612697
                          -> Temp = 592050.7016182062
                          -> Temp = 562448.1665372959
                          -> Temp = 534325.7582104311
                          -> Temp = 507609.47029990953
                          -> Temp = 482228.99678491405
                          -> Temp = 458117.54694566835
                          -> Temp = 435211.66959838493
                          -> Temp = 413451.0861184657
                          -> Temp = 392778.5318125424
                          -> Temp = 373139.6052219153
                          -> Temp = 354482.6249608195
                          -> Temp = 336758.4937127785
                          -> Temp = 319920.5690271396
                          -> Temp = 303924.5405757826
                          -> Temp = 288728.3135469935
                          -> Temp = 274291.8978696438
                          -> Temp = 260577.30297616162
                          -> Temp = 247548.43782735354
                          -> Temp = 235171.01593598587
                          -> Temp = 223412.46513918656
                          -> Temp = 212241.84188222722
                          -> Temp = 201629.74978811585
                          -> Temp = 191548.26229871003
                          -> Temp = 181970.84918377452
                          -> Temp = 172872.3067245858
                          -> Temp = 164228.6913883565
                          -> Temp = 156017.25681893868
                          -> Temp = 148216.39397799174
                          -> Temp = 140805.57427909214
                          -> Temp = 133765.29556513752
                          -> Temp = 127077.03078688064
                          -> Temp = 120723.17924753661
                          -> Temp = 114687.02028515977
                          -> Temp = 108952.66927090178
                          -> Temp = 103505.03580735669
                          -> Temp = 98329.78401698885
                          -> Temp = 93413.2948161394
                          -> Temp = 88742.63007533243
                          -> Temp = 84305.49857156581
                          -> Temp = 80090.22364298752
                          -> Temp = 76085.71246083814
                          -> Temp = 72281.42683779623
                          -> Temp = 68667.35549590642
                          -> Temp = 65233.987721111094
                          -> Temp = 61972.288335055535
                          -> Temp = 58873.67391830275
                          -> Temp = 55929.99022238761
                          -> Temp = 53133.49071126823
                          -> Temp = 50476.816175704815
                          -> Temp = 47952.97536691957
                          -> Temp = 45555.32659857359
                          -> Temp = 43277.56026864491
                          -> Temp = 41113.68225521267
                          -> Temp = 39057.99814245203
                          -> Temp = 37105.098235329424
                          -> Temp = 35249.84332356295
                          -> Temp = 33487.3511573848
                          -> Temp = 31812.98359951556
                          Final Temp = 31812.98359951556
                          Placement Complete
                          Time Elapsed: 0:1:16.924845972
                          RUNNING CLEANUP
                          Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
                          at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
                          at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
                          at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
                          at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
                          at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
                          at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
                          at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
                          at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
                          at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
                          at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

                          MINT FILE CODE-------------------------------------------------------------------------

                          DEVICE aj_rtpcr2

                          LAYER FLOW
                          PORT primerin_0 r=800;
                          PORT primerin_1 r=800;
                          PORT primerin_2 r=800;
                          PORT primerin_3 r=800;
                          PORT primerin_4 r=800;
                          PORT primerin_5 r=800;
                          PORT primerin_6 r=800;
                          PORT primerin_7 r=800;
                          PORT pcrmix r=800;
                          PORT rtmix r=800;
                          PORT amplifiedout_0 r=800;
                          PORT amplifiedout_1 r=800;
                          PORT amplifiedout_2 r=800;
                          PORT amplifiedout_3 r=800;
                          PORT amplifiedout_4 r=800;
                          PORT amplifiedout_5 r=800;
                          PORT amplifiedout_6 r=800;
                          PORT amplifiedout_7 r=800;
                          NODE rtpcrmix ;
                          NODE rtpcrprimer_0 ;
                          NODE rtpcrprimer_1 ;
                          NODE rtpcrprimer_2 ;
                          NODE rtpcrprimer_3 ;
                          NODE rtpcrprimer_4 ;
                          NODE rtpcrprimer_5 ;
                          NODE rtpcrprimer_6 ;
                          NODE rtpcrprimer_7 ;
                          NODE outstage_0 ;
                          NODE outstage_1 ;
                          NODE outstage_2 ;
                          NODE outstage_3 ;
                          NODE outstage_4 ;
                          NODE outstage_5 ;
                          NODE outstage_6 ;
                          NODE outstage_7 ;

                          NODE interaction_rtmix ;
                          NODE interaction_rtmix_pcrmix ;
                          NODE primerin_0_rtpcrmix ;
                          NODE primerin_1_rtpcrmix ;
                          NODE primerin_2_rtpcrmix ;
                          NODE primerin_3_rtpcrmix ;
                          NODE primerin_4_rtpcrmix ;
                          NODE primerin_5_rtpcrmix ;
                          NODE primerin_6_rtpcrmix ;
                          NODE primerin_7_rtpcrmix ;

                          H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                          H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                          H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                          H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                          H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                          H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                          H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                          H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

                          REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
                          REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
                          REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
                          REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
                          REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
                          REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
                          REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
                          REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

                          CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
                          CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
                          CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
                          CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
                          CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
                          CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
                          CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
                          CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
                          CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
                          CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
                          CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
                          CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
                          CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
                          CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
                          CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
                          CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
                          CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
                          CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
                          CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
                          CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
                          CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
                          CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
                          CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
                          CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
                          CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
                          CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
                          CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
                          CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
                          CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
                          CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
                          CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
                          CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
                          CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
                          CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
                          CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
                          CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
                          CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
                          CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
                          CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
                          CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
                          CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
                          CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
                          CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
                          CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
                          CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
                          CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
                          CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
                          CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
                          CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
                          CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
                          CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
                          CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
                          CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
                          CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
                          CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
                          CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
                          CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
                          CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
                          CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
                          CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

                          END LAYER
                          LAYER CONTROL
                          PORT p3 r=800;
                          VALVE v1 on channel_9 w=300 l=100;
                          NET net1 from p3 1 to v1 4 channelWidth=100;
                          END LAYER

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                              Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded #4

                              Description

                              @jainadibu

                              Neptune throws the above error when trying to create a complex microfluidic device. I got this error with the following code. EnforceDRC was true and only two iterations were planned. Reducing to one iteration still throws this error. The error appears to occur during the "Running Cleanup" phase. I have pasted the log below and the MINT file. The error prevented me from routing the 8 channel initial design I needed:

                              LOG--------------------------------------------------------------------------------------
                              Beginning Place and Route
                              PAR iteration 1
                              Initial Place
                              Initial Temp
                              Initial Temp = 2.0285066290925857E12
                              -> Temp = 1.0142533145462928E12
                              -> Temp = 5.071266572731464E11
                              -> Temp = 2.535633286365732E11
                              -> Temp = 1.267816643182866E11
                              -> Temp = 6.33908321591433E10
                              -> Temp = 5.705174894322897E10
                              -> Temp = 5.1346574048906075E10
                              -> Temp = 4.6211916644015465E10
                              -> Temp = 4.159072497961392E10
                              -> Temp = 3.7431652481652534E10
                              -> Temp = 3.368848723348728E10
                              -> Temp = 3.0319638510138554E10
                              -> Temp = 2.72876746591247E10
                              -> Temp = 2.455890719321223E10
                              -> Temp = 2.2103016473891006E10
                              -> Temp = 1.9892714826501907E10
                              -> Temp = 1.790344334385172E10
                              -> Temp = 1.6113099009466547E10
                              -> Temp = 1.4501789108519892E10
                              -> Temp = 1.3051610197667902E10
                              -> Temp = 1.1746449177901112E10
                              -> Temp = 1.0571804260111E10
                              -> Temp = 9.514623834099901E9
                              -> Temp = 8.563161450689911E9
                              -> Temp = 7.70684530562092E9
                              -> Temp = 6.936160775058828E9
                              -> Temp = 6.242544697552946E9
                              -> Temp = 5.618290227797651E9
                              -> Temp = 5.056461205017886E9
                              -> Temp = 4.550815084516098E9
                              -> Temp = 4.0957335760644884E9
                              -> Temp = 3.6861602184580398E9
                              -> Temp = 3.317544196612236E9
                              -> Temp = 2.9857897769510126E9
                              -> Temp = 2.6872107992559114E9
                              -> Temp = 2.4184897193303204E9
                              -> Temp = 2.1766407473972883E9
                              -> Temp = 1.9589766726575596E9
                              -> Temp = 1.8610278390246816E9
                              -> Temp = 1.7679764470734475E9
                              -> Temp = 1.679577624719775E9
                              -> Temp = 1.595598743483786E9
                              -> Temp = 1.5158188063095968E9
                              -> Temp = 1.4400278659941168E9
                              -> Temp = 1.3680264726944108E9
                              -> Temp = 1.2996251490596902E9
                              -> Temp = 1.2346438916067057E9
                              -> Temp = 1.1729116970263703E9
                              -> Temp = 1.1142661121750517E9
                              -> Temp = 1.0585528065662991E9
                              -> Temp = 1.0056251662379841E9
                              -> Temp = 9.553439079260848E8
                              -> Temp = 9.075767125297805E8
                              -> Temp = 8.621978769032915E8
                              -> Temp = 8.190879830581268E8
                              -> Temp = 7.781335839052204E8
                              -> Temp = 7.392269047099594E8
                              -> Temp = 7.022655594744614E8
                              -> Temp = 6.671522815007384E8
                              -> Temp = 6.337946674257014E8
                              -> Temp = 6.021049340544163E8
                              -> Temp = 5.719996873516954E8
                              -> Temp = 5.433997029841106E8
                              -> Temp = 5.16229717834905E8
                              -> Temp = 4.9041823194315976E8
                              -> Temp = 4.6589732034600174E8
                              -> Temp = 4.426024543287016E8
                              -> Temp = 4.2047233161226654E8
                              -> Temp = 3.9944871503165317E8
                              -> Temp = 3.794762792800705E8
                              -> Temp = 3.605024653160669E8
                              -> Temp = 3.424773420502636E8
                              -> Temp = 3.253534749477504E8
                              -> Temp = 3.0908580120036286E8
                              -> Temp = 2.936315111403447E8
                              -> Temp = 2.789499355833274E8
                              -> Temp = 2.6500243880416104E8
                              -> Temp = 2.5175231686395296E8
                              -> Temp = 2.391647010207553E8
                              -> Temp = 2.272064659697175E8
                              -> Temp = 2.1584614267123163E8
                              -> Temp = 2.0505383553767005E8
                              -> Temp = 1.9480114376078653E8
                              -> Temp = 1.850610865727472E8
                              -> Temp = 1.7580803224410984E8
                              -> Temp = 1.6701763063190433E8
                              -> Temp = 1.586667491003091E8
                              -> Temp = 1.5073341164529365E8
                              -> Temp = 1.4319674106302896E8
                              -> Temp = 1.360369040098775E8
                              -> Temp = 1.2923505880938362E8
                              -> Temp = 1.2277330586891443E8
                              -> Temp = 1.166346405754687E8
                              -> Temp = 1.1080290854669526E8
                              -> Temp = 1.0526276311936049E8
                              -> Temp = 9.999962496339247E7
                              -> Temp = 9.499964371522284E7
                              -> Temp = 9.02496615294617E7
                              -> Temp = 8.573717845298861E7
                              -> Temp = 8.145031953033918E7
                              -> Temp = 7.737780355382222E7
                              -> Temp = 7.35089133761311E7
                              -> Temp = 6.983346770732455E7
                              -> Temp = 6.634179432195832E7
                              -> Temp = 6.30247046058604E7
                              -> Temp = 5.987346937556738E7
                              -> Temp = 5.6879795906789005E7
                              -> Temp = 5.4035806111449555E7
                              -> Temp = 5.1334015805877075E7
                              -> Temp = 4.876731501558322E7
                              -> Temp = 4.632894926480406E7
                              -> Temp = 4.401250180156385E7
                              -> Temp = 4.1811876711485654E7
                              -> Temp = 3.972128287591137E7
                              -> Temp = 3.77352187321158E7
                              -> Temp = 3.584845779551001E7
                              -> Temp = 3.405603490573451E7
                              -> Temp = 3.2353233160447784E7
                              -> Temp = 3.0735571502425395E7
                              -> Temp = 2.9198792927304123E7
                              -> Temp = 2.7738853280938916E7
                              -> Temp = 2.635191061689197E7
                              -> Temp = 2.503431508604737E7
                              -> Temp = 2.3782599331745E7
                              -> Temp = 2.259346936515775E7
                              -> Temp = 2.146379589689986E7
                              -> Temp = 2.0390606102054868E7
                              -> Temp = 1.9371075796952125E7
                              -> Temp = 1.8402522007104516E7
                              -> Temp = 1.748239590674929E7
                              -> Temp = 1.6608276111411825E7
                              -> Temp = 1.5777862305841234E7
                              -> Temp = 1.498896919054917E7
                              -> Temp = 1.4239520731021712E7
                              -> Temp = 1.3527544694470625E7
                              -> Temp = 1.2851167459747093E7
                              -> Temp = 1.2208609086759737E7
                              -> Temp = 1.1598178632421749E7
                              -> Temp = 1.1018269700800661E7
                              -> Temp = 1.0467356215760628E7
                              -> Temp = 9943988.404972596
                              -> Temp = 9446788.984723967
                              -> Temp = 8974449.535487767
                              -> Temp = 8525727.058713378
                              -> Temp = 8099440.705777709
                              -> Temp = 7694468.670488823
                              -> Temp = 7309745.236964381
                              -> Temp = 6944257.975116162
                              -> Temp = 6597045.076360353
                              -> Temp = 6267192.822542335
                              -> Temp = 5953833.181415218
                              -> Temp = 5656141.522344457
                              -> Temp = 5373334.446227234
                              -> Temp = 5104667.723915872
                              -> Temp = 4849434.337720078
                              -> Temp = 4606962.620834074
                              -> Temp = 4376614.48979237
                              -> Temp = 4157783.7653027517
                              -> Temp = 3949894.577037614
                              -> Temp = 3752399.848185733
                              -> Temp = 3564779.855776446
                              -> Temp = 3386540.8629876235
                              -> Temp = 3217213.819838242
                              -> Temp = 3056353.12884633
                              -> Temp = 2903535.4724040134
                              -> Temp = 2758358.6987838126
                              -> Temp = 2620440.763844622
                              -> Temp = 2489418.7256523906
                              -> Temp = 2364947.789369771
                              -> Temp = 2246700.399901282
                              -> Temp = 2134365.379906218
                              -> Temp = 2027647.110910907
                              -> Temp = 1926264.7553653615
                              -> Temp = 1829951.5175970932
                              -> Temp = 1738453.9417172384
                              -> Temp = 1651531.2446313764
                              -> Temp = 1568954.6823998075
                              -> Temp = 1490506.9482798171
                              -> Temp = 1415981.6008658262
                              -> Temp = 1345182.5208225348
                              -> Temp = 1277923.394781408
                              -> Temp = 1214027.2250423376
                              -> Temp = 1153325.8637902206
                              -> Temp = 1095659.5706007094
                              -> Temp = 1040876.5920706739
                              -> Temp = 988832.7624671402
                              -> Temp = 939391.1243437831
                              -> Temp = 892421.568126594
                              -> Temp = 847800.4897202642
                              -> Temp = 805410.465234251
                              -> Temp = 765139.9419725384
                              -> Temp = 726882.9448739114
                              -> Temp = 690538.7976302159
                              -> Temp = 656011.8577487051
                              -> Temp = 623211.2648612697
                              -> Temp = 592050.7016182062
                              -> Temp = 562448.1665372959
                              -> Temp = 534325.7582104311
                              -> Temp = 507609.47029990953
                              -> Temp = 482228.99678491405
                              -> Temp = 458117.54694566835
                              -> Temp = 435211.66959838493
                              -> Temp = 413451.0861184657
                              -> Temp = 392778.5318125424
                              -> Temp = 373139.6052219153
                              -> Temp = 354482.6249608195
                              -> Temp = 336758.4937127785
                              -> Temp = 319920.5690271396
                              -> Temp = 303924.5405757826
                              -> Temp = 288728.3135469935
                              -> Temp = 274291.8978696438
                              -> Temp = 260577.30297616162
                              -> Temp = 247548.43782735354
                              -> Temp = 235171.01593598587
                              -> Temp = 223412.46513918656
                              -> Temp = 212241.84188222722
                              -> Temp = 201629.74978811585
                              -> Temp = 191548.26229871003
                              -> Temp = 181970.84918377452
                              -> Temp = 172872.3067245858
                              -> Temp = 164228.6913883565
                              -> Temp = 156017.25681893868
                              -> Temp = 148216.39397799174
                              -> Temp = 140805.57427909214
                              -> Temp = 133765.29556513752
                              -> Temp = 127077.03078688064
                              -> Temp = 120723.17924753661
                              -> Temp = 114687.02028515977
                              -> Temp = 108952.66927090178
                              -> Temp = 103505.03580735669
                              -> Temp = 98329.78401698885
                              -> Temp = 93413.2948161394
                              -> Temp = 88742.63007533243
                              -> Temp = 84305.49857156581
                              -> Temp = 80090.22364298752
                              -> Temp = 76085.71246083814
                              -> Temp = 72281.42683779623
                              -> Temp = 68667.35549590642
                              -> Temp = 65233.987721111094
                              -> Temp = 61972.288335055535
                              -> Temp = 58873.67391830275
                              -> Temp = 55929.99022238761
                              -> Temp = 53133.49071126823
                              -> Temp = 50476.816175704815
                              -> Temp = 47952.97536691957
                              -> Temp = 45555.32659857359
                              -> Temp = 43277.56026864491
                              -> Temp = 41113.68225521267
                              -> Temp = 39057.99814245203
                              -> Temp = 37105.098235329424
                              -> Temp = 35249.84332356295
                              -> Temp = 33487.3511573848
                              -> Temp = 31812.98359951556
                              Final Temp = 31812.98359951556
                              Placement Complete
                              Time Elapsed: 0:1:16.924845972
                              RUNNING CLEANUP
                              Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit exceeded
                              at org.cidarlab.fluigi.par.route.GridPoint.(GridPoint.java:98)
                              at org.cidarlab.fluigi.par.route.Grid.gridPointAt(Grid.java:70)
                              at org.cidarlab.fluigi.par.route.GridRouter.setObstacles(GridRouter.java:203)
                              at org.cidarlab.fluigi.par.route.GridRouter.route(GridRouter.java:53)
                              at org.cidarlab.fluigi.par.PlaceAndRoute.par(PlaceAndRoute.java:115)
                              at org.cidarlab.fluigi.fluigi.DesignTree.processDevice(DesignTree.java:225)
                              at org.cidarlab.fluigi.fluigi.DesignTree.executePAR(DesignTree.java:201)
                              at org.cidarlab.fluigi.fluigi.DesignTree.recursiveCreateDevice(DesignTree.java:154)
                              at org.cidarlab.fluigi.fluigi.DesignTree.generateDesignTree(DesignTree.java:270)
                              at org.cidarlab.fluigi.fluigi.Fluigi.main(Fluigi.java:254)

                              MINT FILE CODE-------------------------------------------------------------------------

                              DEVICE aj_rtpcr2

                              LAYER FLOW
                              PORT primerin_0 r=800;
                              PORT primerin_1 r=800;
                              PORT primerin_2 r=800;
                              PORT primerin_3 r=800;
                              PORT primerin_4 r=800;
                              PORT primerin_5 r=800;
                              PORT primerin_6 r=800;
                              PORT primerin_7 r=800;
                              PORT pcrmix r=800;
                              PORT rtmix r=800;
                              PORT amplifiedout_0 r=800;
                              PORT amplifiedout_1 r=800;
                              PORT amplifiedout_2 r=800;
                              PORT amplifiedout_3 r=800;
                              PORT amplifiedout_4 r=800;
                              PORT amplifiedout_5 r=800;
                              PORT amplifiedout_6 r=800;
                              PORT amplifiedout_7 r=800;
                              NODE rtpcrmix ;
                              NODE rtpcrprimer_0 ;
                              NODE rtpcrprimer_1 ;
                              NODE rtpcrprimer_2 ;
                              NODE rtpcrprimer_3 ;
                              NODE rtpcrprimer_4 ;
                              NODE rtpcrprimer_5 ;
                              NODE rtpcrprimer_6 ;
                              NODE rtpcrprimer_7 ;
                              NODE outstage_0 ;
                              NODE outstage_1 ;
                              NODE outstage_2 ;
                              NODE outstage_3 ;
                              NODE outstage_4 ;
                              NODE outstage_5 ;
                              NODE outstage_6 ;
                              NODE outstage_7 ;

                              NODE interaction_rtmix ;
                              NODE interaction_rtmix_pcrmix ;
                              NODE primerin_0_rtpcrmix ;
                              NODE primerin_1_rtpcrmix ;
                              NODE primerin_2_rtpcrmix ;
                              NODE primerin_3_rtpcrmix ;
                              NODE primerin_4_rtpcrmix ;
                              NODE primerin_5_rtpcrmix ;
                              NODE primerin_6_rtpcrmix ;
                              NODE primerin_7_rtpcrmix ;

                              H MIXER rtpcrmixer_0 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                              H MIXER rtpcrmixer_1 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                              H MIXER rtpcrmixer_2 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                              H MIXER rtpcrmixer_3 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                              H MIXER rtpcrmixer_4 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                              H MIXER rtpcrmixer_5 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                              H MIXER rtpcrmixer_6 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;
                              H MIXER rtpcrmixer_7 bendLength=12000 bendSpacing=6000 channelWidth=200 numBends=6;

                              REACTION CHAMBER rtpHeatChamber_0 width=1000 length=25500;
                              REACTION CHAMBER rtpHeatChamber_1 width=1000 length=25500;
                              REACTION CHAMBER rtpHeatChamber_2 width=1000 length=25500;
                              REACTION CHAMBER rtpHeatChamber_3 width=1000 length=25500;
                              REACTION CHAMBER rtpHeatChamber_4 width=1000 length=25500;
                              REACTION CHAMBER rtpHeatChamber_5 width=1000 length=25500;
                              REACTION CHAMBER rtpHeatChamber_6 width=1000 length=25500;
                              REACTION CHAMBER rtpHeatChamber_7 width=1000 length=25500;

                              CHANNEL channel_1 from primerin_0 2 to primerin_0_rtpcrmix 1 w=100;
                              CHANNEL channel_2 from primerin_1 2 to primerin_1_rtpcrmix 1 w=100;
                              CHANNEL channel_3 from primerin_2 2 to primerin_2_rtpcrmix 1 w=100;
                              CHANNEL channel_4 from primerin_3 2 to primerin_3_rtpcrmix 1 w=100;
                              CHANNEL channel_5 from primerin_4 2 to primerin_4_rtpcrmix 1 w=100;
                              CHANNEL channel_6 from primerin_5 2 to primerin_5_rtpcrmix 1 w=100;
                              CHANNEL channel_7 from primerin_6 2 to primerin_6_rtpcrmix 1 w=100;
                              CHANNEL channel_8 from primerin_7 2 to primerin_7_rtpcrmix 1 w=100;
                              CHANNEL channel_9 from pcrmix 2 to interaction_rtmix_pcrmix 1 w=1100;
                              CHANNEL channel_10 from rtmix 2 to interaction_rtmix 1 w=100;
                              CHANNEL channel_11 from rtpcrmix 2 to primerin_0_rtpcrmix 1 w=100;
                              CHANNEL channel_12 from rtpcrmix 2 to primerin_1_rtpcrmix 1 w=100;
                              CHANNEL channel_13 from rtpcrmix 2 to primerin_2_rtpcrmix 1 w=100;
                              CHANNEL channel_14 from rtpcrmix 2 to primerin_3_rtpcrmix 1 w=100;
                              CHANNEL channel_15 from rtpcrmix 2 to primerin_4_rtpcrmix 1 w=100;
                              CHANNEL channel_16 from rtpcrmix 2 to primerin_5_rtpcrmix 1 w=100;
                              CHANNEL channel_17 from rtpcrmix 2 to primerin_6_rtpcrmix 1 w=100;
                              CHANNEL channel_18 from rtpcrmix 2 to primerin_7_rtpcrmix 1 w=100;
                              CHANNEL channel_19 from rtpcrprimer_0 2 to rtpcrmixer_0 1;
                              CHANNEL channel_20 from rtpcrprimer_1 2 to rtpcrmixer_1 1;
                              CHANNEL channel_21 from rtpcrprimer_2 2 to rtpcrmixer_2 1;
                              CHANNEL channel_22 from rtpcrprimer_3 2 to rtpcrmixer_3 1;
                              CHANNEL channel_23 from rtpcrprimer_4 2 to rtpcrmixer_4 1;
                              CHANNEL channel_24 from rtpcrprimer_5 2 to rtpcrmixer_5 1;
                              CHANNEL channel_25 from rtpcrprimer_6 2 to rtpcrmixer_6 1;
                              CHANNEL channel_26 from rtpcrprimer_7 2 to rtpcrmixer_7 1;
                              CHANNEL channel_27 from outstage_0 2 to amplifiedout_0 1;
                              CHANNEL channel_28 from outstage_1 2 to amplifiedout_1 1;
                              CHANNEL channel_29 from outstage_2 2 to amplifiedout_2 1;
                              CHANNEL channel_30 from outstage_3 2 to amplifiedout_3 1;
                              CHANNEL channel_31 from outstage_4 2 to amplifiedout_4 1;
                              CHANNEL channel_32 from outstage_5 2 to amplifiedout_5 1;
                              CHANNEL channel_33 from outstage_6 2 to amplifiedout_6 1;
                              CHANNEL channel_34 from outstage_7 2 to amplifiedout_7 1;
                              CHANNEL channel_35 from rtpcrmixer_0 2 to rtpHeatChamber_0 1;
                              CHANNEL channel_36 from rtpcrmixer_1 2 to rtpHeatChamber_1 1;
                              CHANNEL channel_37 from rtpcrmixer_2 2 to rtpHeatChamber_2 1;
                              CHANNEL channel_38 from rtpcrmixer_3 2 to rtpHeatChamber_3 1;
                              CHANNEL channel_39 from rtpcrmixer_4 2 to rtpHeatChamber_4 1;
                              CHANNEL channel_40 from rtpcrmixer_5 2 to rtpHeatChamber_5 1;
                              CHANNEL channel_41 from rtpcrmixer_6 2 to rtpHeatChamber_6 1;
                              CHANNEL channel_42 from rtpcrmixer_7 2 to rtpHeatChamber_7 1;
                              CHANNEL channel_43 from rtpHeatChamber_0 2 to outstage_0 1;
                              CHANNEL channel_44 from rtpHeatChamber_1 2 to outstage_1 1;
                              CHANNEL channel_45 from rtpHeatChamber_2 2 to outstage_2 1;
                              CHANNEL channel_46 from rtpHeatChamber_3 2 to outstage_3 1;
                              CHANNEL channel_47 from rtpHeatChamber_4 2 to outstage_4 1;
                              CHANNEL channel_48 from rtpHeatChamber_5 2 to outstage_5 1;
                              CHANNEL channel_49 from rtpHeatChamber_6 2 to outstage_6 1;
                              CHANNEL channel_50 from rtpHeatChamber_7 2 to outstage_7 1;
                              CHANNEL channel_51 from interaction_rtmix 2 to interaction_rtmix_pcrmix 1;
                              CHANNEL channel_52 from interaction_rtmix_pcrmix 2 to rtpcrmix 1;
                              CHANNEL channel_53 from primerin_0_rtpcrmix 2 to rtpcrprimer_0 1;
                              CHANNEL channel_54 from primerin_1_rtpcrmix 2 to rtpcrprimer_1 1;
                              CHANNEL channel_55 from primerin_2_rtpcrmix 2 to rtpcrprimer_2 1;
                              CHANNEL channel_56 from primerin_3_rtpcrmix 2 to rtpcrprimer_3 1;
                              CHANNEL channel_57 from primerin_4_rtpcrmix 2 to rtpcrprimer_4 1;
                              CHANNEL channel_58 from primerin_5_rtpcrmix 2 to rtpcrprimer_5 1;
                              CHANNEL channel_59 from primerin_6_rtpcrmix 2 to rtpcrprimer_6 1;
                              CHANNEL channel_60 from primerin_7_rtpcrmix 2 to rtpcrprimer_7 1;

                              END LAYER
                              LAYER CONTROL
                              PORT p3 r=800;
                              VALVE v1 on channel_9 w=300 l=100;
                              NET net1 from p3 1 to v1 4 channelWidth=100;
                              END LAYER

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