Use backtrace formatting from the backtrace crate

[cramertj]

r? @alexcrichton

[cramertj]

Probably want to block on rust-lang/backtrace-rs#247 so we can clean this up before landing.

[rust-highfive]

The job x86_64-gnu-llvm-6.0 of your PR failed (raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

2019-09-04T19:16:04.3140385Z ##[command]git remote add origin https://github.com/rust-lang/rust
2019-09-04T19:16:04.3356311Z ##[command]git config gc.auto 0
2019-09-04T19:16:05.2379149Z ##[command]git config --get-all http.https://github.com/rust-lang/rust.extraheader
2019-09-04T19:16:05.2383760Z ##[command]git config --get-all http.proxy
2019-09-04T19:16:05.2389305Z ##[command]git -c http.extraheader="AUTHORIZATION: basic ***" fetch --force --tags --prune --progress --no-recurse-submodules --depth=2 origin +refs/heads/*:refs/remotes/origin/* +refs/pull/64152/merge:refs/remotes/pull/64152/merge
---
2019-09-04T19:23:01.8269607Z Compiling serde_json v1.0.40
2019-09-04T19:23:03.6824768Z Compiling tidy v0.1.0 (/checkout/src/tools/tidy)
2019-09-04T19:23:14.9417052Z Finished release [optimized] target(s) in 1m 31s
2019-09-04T19:23:14.9504758Z tidy check
2019-09-04T19:23:15.8066351Z tidy error: /checkout/src/libstd/sys_common/backtrace.rs:40: TODO is deprecated; use FIXME
2019-09-04T19:23:16.9466348Z some tidy checks failed
2019-09-04T19:23:16.9471447Z 2019-09-04T19:23:16.9471447Z 2019-09-04T19:23:16.9477319Z command did not execute successfully: "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0-tools-bin/tidy" "/checkout/src" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/bin/cargo" "--no-vendor"
2019-09-04T19:23:16.9479168Z 2019-09-04T19:23:16.9479250Z 2019-09-04T19:23:16.9479310Z failed to run: /checkout/obj/build/bootstrap/debug/bootstrap test src/tools/tidy
2019-09-04T19:23:16.9479365Z Build completed unsuccessfully in 0:01:35
2019-09-04T19:23:16.9479365Z Build completed unsuccessfully in 0:01:35
2019-09-04T19:23:16.9535964Z == clock drift check ==
2019-09-04T19:23:16.9551910Z local time: Wed Sep 4 19:23:16 UTC 2019
2019-09-04T19:23:17.1116280Z network time: Wed, 04 Sep 2019 19:23:17 GMT
2019-09-04T19:23:17.1116480Z == end clock drift check ==
2019-09-04T19:23:18.4239487Z ##[error]Bash exited with code '1'.
2019-09-04T19:23:18.4275643Z ##[section]Starting: Checkout
2019-09-04T19:23:18.4277250Z ==============================================================================
2019-09-04T19:23:18.4277295Z Task : Get sources
2019-09-04T19:23:18.4277334Z Description : Get sources from a repository. Supports Git, TfsVC, and SVN repositories.

I'm a bot! I can only do what humans tell me to, so if this was not helpful or you have suggestions for improvements, please ping or otherwise contact @TimNN. (Feature Requests)

[alexcrichton]

I've published the next version with that PR, I'll take a closer look at this in an hour or so

[cramertj]

Probably want to block on rust-lang/backtrace-rs#247 so we can clean this up before landing.

I've published the next version with that PR, I'll take a closer look at this in an hour or so

I've updated this to use 1.37, thanks for the quick turnaround on that PR!

[alexcrichton]

Looks great to me, thanks!

[alexcrichton]

@bors: r+

[bors]

📌 Commit 290f5b2 has been approved by alexcrichton

[bors]

☔ The latest upstream changes (presumably #64281) made this pull request unmergeable. Please resolve the merge conflicts.