[INFO] updating cached repository https://github.com/rchaser53/rust-monkey-ir
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 202bcb9fae0dfa8cc6357c067e8fa399b76172e8
[INFO] testing rchaser53/rust-monkey-ir against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Frust-monkey-ir" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/rust-monkey-ir on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rchaser53/rust-monkey-ir
[INFO] finished tweaking git repo https://github.com/rchaser53/rust-monkey-ir
[INFO] tweaked toml for git repo https://github.com/rchaser53/rust-monkey-ir written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rchaser53/rust-monkey-ir already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] f5d7a18fe64f95fad7f4e691af0acd67a9d6fc92f375aa21341efa5250d21b20
[INFO] running `"docker" "start" "-a" "f5d7a18fe64f95fad7f4e691af0acd67a9d6fc92f375aa21341efa5250d21b20"`
[INFO] [stderr]    Compiling rust-monkey-ir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[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 regex v1.0.6
[INFO] [stderr]    Compiling synstructure v0.10.0
[INFO] [stderr]    Compiling llvm-sys v70.0.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[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/rustwide/target/debug/build/rustc-llvm-proxy-a2a927d2aa4ddfcb/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=build.rs
[INFO] [stderr] cargo:rerun-if-changed=/opt/rustwide/target/debug/build/rustc-llvm-proxy-de685a47c259aa5f/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:     0x55935d710093 - backtrace::backtrace::libunwind::trace::he5b7590c117e31ae
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/libunwind.rs:53
[INFO] [stderr]                          - backtrace::backtrace::trace::h973d094f51194dc4
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x55935d701913 - backtrace::capture::Backtrace::new_unresolved::hd5aba0707dbe389f
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x55935d4ab04b - failure::backtrace::internal::InternalBacktrace::new::h77367eabc86fa8ac
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x55935d4aab1c - failure::backtrace::Backtrace::new::h4b1ca85f59689a3d
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x55935d475fbb - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h6336493f089c690a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/error_impl.rs:19
[INFO] [stderr]    5:     0x55935d477357 - <failure::error::Error as core::convert::From<F>>::from::h560b9468a3928732
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x55935d478155 - failure::error_message::err_msg::hfdaf3adc378a21f8
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error_message.rs:12
[INFO] [stderr]    7:     0x55935d47a608 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h19590f749385449c
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:113
[INFO] [stderr]    8:     0x55935d4aa238 - core::result::Result<T,E>::map_err::h9623210cc54fcde9
[INFO] [stderr]                         at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/result.rs:574
[INFO] [stderr]    9:     0x55935d479229 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::hd22625f901b02007
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:112
[INFO] [stderr]   10:     0x55935d4782e8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h5a089390e860414d
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:80
[INFO] [stderr]   11:     0x55935d47d1a1 - build_script_build::main::h59bcc47c0ad73802
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   12:     0x55935d4a547f - std::rt::lang_start::{{closure}}::h77f3bd71cbe44be2
[INFO] [stderr]                         at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x55935d739662 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295
[INFO] [stderr]                         at src/libstd/rt.rs:49
[INFO] [stderr]                          - std::panicking::try::do_call::hd308ec0604b9bc21
[INFO] [stderr]                         at src/libstd/panicking.rs:292
[INFO] [stderr]   14:     0x55935d73fc09 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x55935d73a1ec - std::panicking::try::hafc45125a5bd2b22
[INFO] [stderr]                         at src/libstd/panicking.rs:271
[INFO] [stderr]                          - std::panic::catch_unwind::h8494678ec44c4b51
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h7404667a595739f8
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x55935d4a5458 - std::rt::lang_start::hed1b9bbb05e0b766
[INFO] [stderr]                         at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x55935d47d3c9 - main
[INFO] [stderr]   18:     0x7f7081a33b96 - __libc_start_main
[INFO] [stderr]   19:     0x55935d44f899 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1165:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55935d736f24 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55935d736f24 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55935d736f24 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x55935d736f24 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h2b7ac01d5feaf9b2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x55935d75972c - core::fmt::write::h7fd0d904495c035f
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x55935d734197 - std::io::Write::write_fmt::h663e4bf63637c947
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x55935d739535 - std::sys_common::backtrace::_print::h4c743f7c274a5a74
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x55935d739535 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55935d739535 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x55935d739226 - std::panicking::default_hook::hd8ec13ee1bc2a65a
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x55935d739c35 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x55935d7397d2 - std::panicking::continue_panic_fmt::hd961751be84a6f83
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x55935d7396c6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:307
[INFO] [stderr]   13:     0x55935d75648a - core::panicking::panic_fmt::h467e0364f9237670
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   14:     0x55935d756587 - core::result::unwrap_failed::h38f3a56f1dadf080
[INFO] [stderr]                                at src/libcore/result.rs:1165
[INFO] [stderr]   15:     0x55935d4a9900 - core::result::Result<T,E>::expect::h3c993b808e3c88af
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/result.rs:960
[INFO] [stderr]   16:     0x55935d47d1c5 - build_script_build::main::h59bcc47c0ad73802
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   17:     0x55935d4a5480 - std::rt::lang_start::{{closure}}::h77f3bd71cbe44be2
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   18:     0x55935d739663 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   19:     0x55935d739663 - std::panicking::try::do_call::hd308ec0604b9bc21
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   20:     0x55935d73fc0a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   21:     0x55935d73a1ed - std::panicking::try::hafc45125a5bd2b22
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   22:     0x55935d73a1ed - std::panic::catch_unwind::h8494678ec44c4b51
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x55935d73a1ed - std::rt::lang_start_internal::h7404667a595739f8
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   24:     0x55935d4a5459 - std::rt::lang_start::hed1b9bbb05e0b766
[INFO] [stderr]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/rt.rs:64
[INFO] [stderr]   25:     0x55935d47d3ca - main
[INFO] [stderr]   26:     0x7f7081a33b97 - __libc_start_main
[INFO] [stderr]   27:     0x55935d44f89a - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "f5d7a18fe64f95fad7f4e691af0acd67a9d6fc92f375aa21341efa5250d21b20"`
[INFO] running `"docker" "rm" "-f" "f5d7a18fe64f95fad7f4e691af0acd67a9d6fc92f375aa21341efa5250d21b20"`
[INFO] [stdout] f5d7a18fe64f95fad7f4e691af0acd67a9d6fc92f375aa21341efa5250d21b20