[INFO] updating cached repository rchaser53/rust-monkey-ir
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rchaser53/rust-monkey-ir
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/rust-monkey-ir" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/rchaser53/rust-monkey-ir'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/rust-monkey-ir" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/rchaser53/rust-monkey-ir'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 202bcb9fae0dfa8cc6357c067e8fa399b76172e8
[INFO] sha for GitHub repo rchaser53/rust-monkey-ir: 202bcb9fae0dfa8cc6357c067e8fa399b76172e8
[INFO] validating manifest of rchaser53/rust-monkey-ir on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rchaser53/rust-monkey-ir on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rchaser53/rust-monkey-ir
[INFO] finished frobbing rchaser53/rust-monkey-ir
[INFO] frobbed toml for rchaser53/rust-monkey-ir written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/rchaser53/rust-monkey-ir/Cargo.toml
[INFO] started frobbing rchaser53/rust-monkey-ir
[INFO] finished frobbing rchaser53/rust-monkey-ir
[INFO] frobbed toml for rchaser53/rust-monkey-ir written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/rchaser53/rust-monkey-ir/Cargo.toml
[INFO] crate rchaser53/rust-monkey-ir already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rchaser53/rust-monkey-ir against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/rchaser53/rust-monkey-ir:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1a7dec1431e6ae80a9edfbfe422aea0ddd38ba04a1498c1d10eb63aa9a1779b7
[INFO] running `"docker" "start" "-a" "1a7dec1431e6ae80a9edfbfe422aea0ddd38ba04a1498c1d10eb63aa9a1779b7"`
[INFO] [stderr]    Compiling rust-monkey-ir v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling synstructure v0.10.0
[INFO] [stderr]    Compiling llvm-sys v70.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling cargo_metadata v0.6.1
[INFO] [stderr]    Compiling rustc-llvm-proxy v0.1.5
[INFO] [stderr] error: failed to run custom build command for `rustc-llvm-proxy v0.1.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/rustc-llvm-proxy-e1c14ccf426923f5/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=build.rs
[INFO] [stderr] cargo:rerun-if-changed=/opt/crater/target/debug/build/rustc-llvm-proxy-d0f006f4717b0154/out/llvm_gen.rs
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Unable to parse 'llvm-sys' crate: ErrorMessage { msg: "Unable to get crate metadata" }
[INFO] [stderr] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x564b04194533 - backtrace::backtrace::libunwind::trace::h6c456ea95ffb3a90
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/libunwind.rs:53
[INFO] [stderr]                          - backtrace::backtrace::trace::hb8b6b0770a342876
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x564b041861b3 - backtrace::capture::Backtrace::new_unresolved::he886ad54f646d1c3
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x564b03f321db - failure::backtrace::internal::InternalBacktrace::new::hfe6eaf9ddeea54f2
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x564b03f31ccc - failure::backtrace::Backtrace::new::he812f682ce1d1ae9
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x564b03ef52bb - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h848410b0aa0243e9
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/error_impl.rs:19
[INFO] [stderr]    5:     0x564b03f28107 - <failure::error::Error as core::convert::From<F>>::from::h563f5dc18778cb15
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x564b03f01cf5 - failure::error_message::err_msg::h905d110c9f710b63
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error_message.rs:12
[INFO] [stderr]    7:     0x564b03f041aa - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h7c7d90ded0486fb9
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:113
[INFO] [stderr]    8:     0x564b03f31568 - core::result::Result<T,E>::map_err::hdf0be0b13beafdf0
[INFO] [stderr]                         at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libcore/result.rs:574
[INFO] [stderr]    9:     0x564b03f02dc9 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h9d0255b5e5d283c5
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:112
[INFO] [stderr]   10:     0x564b03f01e88 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h65a94a5265d5840e
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:80
[INFO] [stderr]   11:     0x564b03f06853 - build_script_build::main::h9f1c801802118de5
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   12:     0x564b03f265ff - std::rt::lang_start::{{closure}}::hbbaa9ee21073841a
[INFO] [stderr]                         at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x564b041bd0d2 - std::rt::lang_start_internal::{{closure}}::h1d5b2f63d8aab9e2
[INFO] [stderr]                         at src/libstd/rt.rs:49
[INFO] [stderr]                          - std::panicking::try::do_call::h23b1282500223f6a
[INFO] [stderr]                         at src/libstd/panicking.rs:296
[INFO] [stderr]   14:     0x564b041c3859 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x564b041bdc9c - std::panicking::try::hf851d9cd2a46569f
[INFO] [stderr]                         at src/libstd/panicking.rs:275
[INFO] [stderr]                          - std::panic::catch_unwind::h38ad47fd47b8a319
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h8489a7c3e11328c4
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x564b03f265d8 - std::rt::lang_start::hdd7fdff78e3bc5c8
[INFO] [stderr]                         at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x564b03f06a79 - main
[INFO] [stderr]   18:     0x7fd9b122c2e0 - __libc_start_main
[INFO] [stderr]   19:     0x564b03eda6f9 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1084:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x564b041bcf5b - backtrace::backtrace::libunwind::trace::h098b67cd5ecf24d4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x564b041bcf5b - backtrace::backtrace::trace_unsynchronized::h41f8ecb0b6b75123
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x564b041bcf5b - std::sys_common::backtrace::_print::h6bdd5779472ab8c6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x564b041bcf5b - std::sys_common::backtrace::print::h535418cbcfd3b064
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x564b041bcf5b - std::panicking::default_hook::{{closure}}::h8962ad5cd6daeea4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x564b041bcc36 - std::panicking::default_hook::h39b428958abf2606
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x564b041bd6cd - std::panicking::rust_panic_with_hook::hec5b145cd2b2dbe3
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x564b041bd252 - std::panicking::continue_panic_fmt::h499883e21d98c9ea
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x564b041bd136 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x564b041da06d - core::panicking::panic_fmt::hf925eb7f761dd347
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x564b041da167 - core::result::unwrap_failed::hb295cb62d0c5f00c
[INFO] [stderr]                                at src/libcore/result.rs:1084
[INFO] [stderr]   11:     0x564b03f30bb0 - core::result::Result<T,E>::expect::hf320b2c2759ac664
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libcore/result.rs:879
[INFO] [stderr]   12:     0x564b03f06877 - build_script_build::main::h9f1c801802118de5
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   13:     0x564b03f26600 - std::rt::lang_start::{{closure}}::hbbaa9ee21073841a
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x564b041bd0d3 - std::rt::lang_start_internal::{{closure}}::h1d5b2f63d8aab9e2
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x564b041bd0d3 - std::panicking::try::do_call::h23b1282500223f6a
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x564b041c385a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x564b041bdc9d - std::panicking::try::hf851d9cd2a46569f
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x564b041bdc9d - std::panic::catch_unwind::h38ad47fd47b8a319
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x564b041bdc9d - std::rt::lang_start_internal::h8489a7c3e11328c4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x564b03f265d9 - std::rt::lang_start::hdd7fdff78e3bc5c8
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x564b03f06a7a - main
[INFO] [stderr]   22:     0x7fd9b122c2e1 - __libc_start_main
[INFO] [stderr]   23:     0x564b03eda6fa - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "1a7dec1431e6ae80a9edfbfe422aea0ddd38ba04a1498c1d10eb63aa9a1779b7"`
[INFO] running `"docker" "rm" "-f" "1a7dec1431e6ae80a9edfbfe422aea0ddd38ba04a1498c1d10eb63aa9a1779b7"`
[INFO] [stdout] 1a7dec1431e6ae80a9edfbfe422aea0ddd38ba04a1498c1d10eb63aa9a1779b7