Skip to content

rusti always leaks memory and crashes #6378

Description

@cantsin

rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

WARNING: The Rust REPL is experimental and may be
unstable. If you encounter problems, please use the
compiler instead.
rusti> 5
rust: ~"blocked = 0 this = 15e82c0"
rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
rust: ~"\"building driver input\""
rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
rust: ~"\"building a driver session\""
rust: ~"\"building driver configuration\""
rust: ~"\"calling compile_upto\""
5
rust: ~"\"recording input into repl history\""
rust: ~"woke up, p.state = Full"
rusti> leaked memory in rust main loop (1 objects)
memory_region::~memory_region(): Assertion `false' failed.```

Metadata

Metadata

Assignees

No one assigned

    Labels

    No labels
    No labels

    Type

    No type

    Projects

    No projects

      Milestone

      No milestone

      Relationships

      None yet

      Development

      No branches or pull requests

      Issue actions

      , 'i'); if (__m === '*' || __re.test(location.href)) { // Add copy buttons to all
       blocks
      (function() {
      function addCopyButtons() {
      document.querySelectorAll('pre code').forEach(function(codeBlock) {
      if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;
      codeBlock.parentElement.setAttribute('data-copy-added', 'true');
      var btn = document.createElement('button');
      btn.textContent = 'Copy';
      btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';
      btn.onmouseover = function() { this.style.opacity = '1'; };
      btn.onmouseout = function() { this.style.opacity = '0.7'; };
      btn.onclick = function() {
      navigator.clipboard.writeText(codeBlock.textContent).then(function() {
      btn.textContent = 'Copied!';
      setTimeout(function() { btn.textContent = 'Copy'; }, 1500);
      });
      };
      codeBlock.parentElement.style.position = 'relative';
      codeBlock.parentElement.appendChild(btn);
      });
      }
      addCopyButtons();
      // Re-run on dynamic content
      var observer = new MutationObserver(addCopyButtons);
      observer.observe(document.body, { childList: true, subtree: true });
      })();
      }
      } catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
      })();
      (function(){
      try {
      var __m = "github.com";
      var __re = new RegExp('^' + "github\\.com" + '
      rusti always leaks memory and crashes · Issue #6378 · rust-lang/rust · GitHub
      Skip to content

      rusti always leaks memory and crashes #6378

      Description

      @cantsin

      rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

      WARNING: The Rust REPL is experimental and may be
      unstable. If you encounter problems, please use the
      compiler instead.
      rusti> 5
      rust: ~"blocked = 0 this = 15e82c0"
      rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
      rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
      rust: ~"\"building driver input\""
      rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
      rust: ~"\"building a driver session\""
      rust: ~"\"building driver configuration\""
      rust: ~"\"calling compile_upto\""
      5
      rust: ~"\"recording input into repl history\""
      rust: ~"woke up, p.state = Full"
      rusti> leaked memory in rust main loop (1 objects)
      memory_region::~memory_region(): Assertion `false' failed.```
      

      Metadata

      Metadata

      Assignees

      No one assigned

        Labels

        No labels
        No labels

        Type

        No type

        Projects

        No projects

          Milestone

          No milestone

          Relationships

          None yet

          Development

          No branches or pull requests

          Issue actions

          , '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('^' + ".*" + ' rusti always leaks memory and crashes · Issue #6378 · rust-lang/rust · GitHub
          Skip to content

          rusti always leaks memory and crashes #6378

          Description

          @cantsin

          rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

          WARNING: The Rust REPL is experimental and may be
          unstable. If you encounter problems, please use the
          compiler instead.
          rusti> 5
          rust: ~"blocked = 0 this = 15e82c0"
          rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
          rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
          rust: ~"\"building driver input\""
          rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
          rust: ~"\"building a driver session\""
          rust: ~"\"building driver configuration\""
          rust: ~"\"calling compile_upto\""
          5
          rust: ~"\"recording input into repl history\""
          rust: ~"woke up, p.state = Full"
          rusti> leaked memory in rust main loop (1 objects)
          memory_region::~memory_region(): Assertion `false' failed.```
          

          Metadata

          Metadata

          Assignees

          No one assigned

            Labels

            No labels
            No labels

            Type

            No type

            Projects

            No projects

              Milestone

              No milestone

              Relationships

              None yet

              Development

              No branches or pull requests

              Issue actions

              , 'i'); if (__m === '*' || __re.test(location.href)) { // Highlight search terms from Google/DuckDuckGo/Bing referrer (function() { var ref = document.referrer; var terms = []; if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) { var url = new URL(ref); var q = url.searchParams.get('q') || url.searchParams.get('p'); if (q) { terms = q.split(/\s+/).filter(function(t) { return t.length > 2; }); } } if (terms.length === 0) return; var style = document.createElement('style'); style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }'; document.head.appendChild(style); function highlight(node) { if (node.nodeType === 3) { // text node var text = node.textContent; var found = false; terms.forEach(function(term) { var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' rusti always leaks memory and crashes · Issue #6378 · rust-lang/rust · GitHub
              Skip to content

              rusti always leaks memory and crashes #6378

              Description

              @cantsin

              rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

              WARNING: The Rust REPL is experimental and may be
              unstable. If you encounter problems, please use the
              compiler instead.
              rusti> 5
              rust: ~"blocked = 0 this = 15e82c0"
              rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
              rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
              rust: ~"\"building driver input\""
              rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
              rust: ~"\"building a driver session\""
              rust: ~"\"building driver configuration\""
              rust: ~"\"calling compile_upto\""
              5
              rust: ~"\"recording input into repl history\""
              rust: ~"woke up, p.state = Full"
              rusti> leaked memory in rust main loop (1 objects)
              memory_region::~memory_region(): Assertion `false' failed.```
              

              Metadata

              Metadata

              Assignees

              No one assigned

                Labels

                No labels
                No labels

                Type

                No type

                Projects

                No projects

                  Milestone

                  No milestone

                  Relationships

                  None yet

                  Development

                  No branches or pull requests

                  Issue actions

                  , '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" + ' rusti always leaks memory and crashes · Issue #6378 · rust-lang/rust · GitHub
                  Skip to content

                  rusti always leaks memory and crashes #6378

                  Description

                  @cantsin

                  rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

                  WARNING: The Rust REPL is experimental and may be
                  unstable. If you encounter problems, please use the
                  compiler instead.
                  rusti> 5
                  rust: ~"blocked = 0 this = 15e82c0"
                  rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
                  rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
                  rust: ~"\"building driver input\""
                  rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
                  rust: ~"\"building a driver session\""
                  rust: ~"\"building driver configuration\""
                  rust: ~"\"calling compile_upto\""
                  5
                  rust: ~"\"recording input into repl history\""
                  rust: ~"woke up, p.state = Full"
                  rusti> leaked memory in rust main loop (1 objects)
                  memory_region::~memory_region(): Assertion `false' failed.```
                  

                  Metadata

                  Metadata

                  Assignees

                  No one assigned

                    Labels

                    No labels
                    No labels

                    Type

                    No type

                    Projects

                    No projects

                      Milestone

                      No milestone

                      Relationships

                      None yet

                      Development

                      No branches or pull requests

                      Issue actions

                      , '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('^' + ".*" + ' rusti always leaks memory and crashes · Issue #6378 · rust-lang/rust · GitHub
                      Skip to content

                      rusti always leaks memory and crashes #6378

                      Description

                      @cantsin

                      rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

                      WARNING: The Rust REPL is experimental and may be
                      unstable. If you encounter problems, please use the
                      compiler instead.
                      rusti> 5
                      rust: ~"blocked = 0 this = 15e82c0"
                      rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
                      rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
                      rust: ~"\"building driver input\""
                      rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
                      rust: ~"\"building a driver session\""
                      rust: ~"\"building driver configuration\""
                      rust: ~"\"calling compile_upto\""
                      5
                      rust: ~"\"recording input into repl history\""
                      rust: ~"woke up, p.state = Full"
                      rusti> leaked memory in rust main loop (1 objects)
                      memory_region::~memory_region(): Assertion `false' failed.```
                      

                      Metadata

                      Metadata

                      Assignees

                      No one assigned

                        Labels

                        No labels
                        No labels

                        Type

                        No type

                        Projects

                        No projects

                          Milestone

                          No milestone

                          Relationships

                          None yet

                          Development

                          No branches or pull requests

                          Issue actions

                          , 'i'); if (__m === '*' || __re.test(location.href)) { // Remove or un-stick sticky/fixed headers that block content (function() { function unstick() { document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) { if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') { el.style.position = 'static'; el.style.top = 'auto'; el.style.zIndex = 'auto'; } }); } unstick(); var observer = new MutationObserver(unstick); observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] }); })(); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' rusti always leaks memory and crashes · Issue #6378 · rust-lang/rust · GitHub
                          Skip to content

                          rusti always leaks memory and crashes #6378

                          Description

                          @cantsin

                          rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

                          WARNING: The Rust REPL is experimental and may be
                          unstable. If you encounter problems, please use the
                          compiler instead.
                          rusti> 5
                          rust: ~"blocked = 0 this = 15e82c0"
                          rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
                          rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
                          rust: ~"\"building driver input\""
                          rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
                          rust: ~"\"building a driver session\""
                          rust: ~"\"building driver configuration\""
                          rust: ~"\"calling compile_upto\""
                          5
                          rust: ~"\"recording input into repl history\""
                          rust: ~"woke up, p.state = Full"
                          rusti> leaked memory in rust main loop (1 objects)
                          memory_region::~memory_region(): Assertion `false' failed.```
                          

                          Metadata

                          Metadata

                          Assignees

                          No one assigned

                            Labels

                            No labels
                            No labels

                            Type

                            No type

                            Projects

                            No projects

                              Milestone

                              No milestone

                              Relationships

                              None yet

                              Development

                              No branches or pull requests

                              Issue actions

                              , 'i'); if (__m === '*' || __re.test(location.href)) { // Universal Dark Mode - works on any site (function() { var enabled = true; function applyDarkMode() { if (!enabled) return; // Create style element if it doesn't exist var style = document.getElementById('universal-dark-mode-style'); if (!style) { style = document.createElement('style'); style.id = 'universal-dark-mode-style'; document.head.appendChild(style); } // Dark mode CSS - inverts colors but preserves images/video style.textContent = ' /* Invert everything except media */ html { filter: invert(1) hue-rotate(180deg) !important; background: #1a1a2e !important; } /* Restore images, videos, iframes, canvas */ img, video, iframe, canvas, svg, picture, [style*="background-image"] { filter: invert(1) hue-rotate(180deg) !important; } /* Preserve specific elements that should not be inverted */ .no-dark-mode, .no-dark-mode *, [data-theme="light"], [data-theme="light"], .ace_editor, .ace_editor *, .CodeMirror, .CodeMirror *, .monaco-editor, .monaco-editor *, .markdown-body pre, .markdown-body pre *, .highlight, .highlight *, pre code, pre code * { filter: none !important; } /* Fix common UI elements */ .modal, .popup, .dropdown-menu, .tooltip, .popover { filter: invert(1) hue-rotate(180deg) !important; background: #2d2d44 !important; border-color: #444 !important; } /* Scrollbars */ ::-webkit-scrollbar { background: #1a1a2e !important; } ::-webkit-scrollbar-thumb { background: #444 !important; } ::-webkit-scrollbar-thumb:hover { background: #555 !important; } /* Selection */ ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; } ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; } '; } function removeDarkMode() { var style = document.getElementById('universal-dark-mode-style'); if (style) style.remove(); } // Toggle with Alt+Shift+D document.addEventListener('keydown', function(e) { if (e.altKey && e.shiftKey && e.key === 'D') { e.preventDefault(); enabled = !enabled; if (enabled) { applyDarkMode(); console.log('[Universal Dark Mode] Enabled'); } else { removeDarkMode(); console.log('[Universal Dark Mode] Disabled'); } } }); // Apply on load applyDarkMode(); // Re-apply on dynamic content var observer = new MutationObserver(function(mutations) { if (enabled && !document.getElementById('universal-dark-mode-style')) { applyDarkMode(); } }); observer.observe(document.head, { childList: true }); console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle'); })(); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })(); rusti always leaks memory and crashes · Issue #6378 · rust-lang/rust · GitHub
                              Skip to content

                              rusti always leaks memory and crashes #6378

                              Description

                              @cantsin

                              rusti on latest incoming (c081ffb) and master (f547a67) seems to always crash. Even simple expressions fail:

                              WARNING: The Rust REPL is experimental and may be
                              unstable. If you encounter problems, please use the
                              compiler instead.
                              rusti> 5
                              rust: ~"blocked = 0 this = 15e82c0"
                              rust: ~"blocked = 15e82c0 this = 15e82c0 old_task = 0"
                              rust: ~"no data available on &mut {header: {state: Blocked, blocked_task: (0x15e82c0 as *()), buffer: (0x7fb3f4204090 as *())}, payload: None}, going to sleep."
                              rust: ~"\"building driver input\""
                              rust: ~"inputting // Copyright 2012 The Rust Project Developers. See the COPYRIGHT\n// file at the top-level directory of this distribution and at\n// http://rust-lang.org/COPYRIGHT.\n//\n// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or\n// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license\n// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your\n// option. This file may not be copied, modified, or distributed\n// except according to those terms.\n\n#[allow(ctypes)];\n#[allow(heap_memory)];\n#[allow(implicit_copies)];\n#[allow(managed_heap_memory)];\n#[allow(non_camel_case_types)];\n#[allow(non_implicitly_copyable_typarams)];\n#[allow(owned_heap_memory)];\n#[allow(path_statement)];\n#[allow(unrecognized_lint)];\n#[allow(unused_imports)];\n#[allow(vecs_implicitly_copyable)];\n#[allow(while_true)];\n\nextern mod std;\n\nfn print<T>(result: T) {\n io::println(fmt!(\"%?\", result));\n}\n\nfn main() {\n\n\nprint({\n5\n})\n}"
                              rust: ~"\"building a driver session\""
                              rust: ~"\"building driver configuration\""
                              rust: ~"\"calling compile_upto\""
                              5
                              rust: ~"\"recording input into repl history\""
                              rust: ~"woke up, p.state = Full"
                              rusti> leaked memory in rust main loop (1 objects)
                              memory_region::~memory_region(): Assertion `false' failed.```
                              

                              Metadata

                              Metadata

                              Assignees

                              No one assigned

                                Labels

                                No labels
                                No labels

                                Type

                                No type

                                Projects

                                No projects

                                  Milestone

                                  No milestone

                                  Relationships

                                  None yet

                                  Development

                                  No branches or pull requests

                                  Issue actions