[INFO] updating cached repository https://github.com/rchaser53/rust-monkey-ir
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] checking rchaser53/rust-monkey-ir against try#8d67a66581ea5498d7ac03b8f88a478d8ec75cf0 for pr-64564
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Frust-monkey-ir" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/rust-monkey-ir on toolchain 8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "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-3/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 `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1e271222d2210ed8e3b0dde7341fb1504502f8f18e69d4aebe998394797b08ac
[INFO] running `"docker" "start" "-a" "1e271222d2210ed8e3b0dde7341fb1504502f8f18e69d4aebe998394797b08ac"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-monkey-ir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling backtrace v0.3.9
[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 semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.32
[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/rustwide/target/debug/build/rustc-llvm-proxy-0cf903ccd74ed68f/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-3156b32b76d9639b/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:     0x556c49deef83 - backtrace::backtrace::libunwind::trace::h7335880b38ab1a30
[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::hfca8f9385b5d70be
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x556c49de0803 - backtrace::capture::Backtrace::new_unresolved::h063a98cf17d9324f
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x556c49b892ab - failure::backtrace::internal::InternalBacktrace::new::hfc7f73223c0b4fa4
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x556c49b88c3c - failure::backtrace::Backtrace::new::h3391835f2f5e8891
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x556c49b5426b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hbcad9955fbbc093d
[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:     0x556c49b553c7 - <failure::error::Error as core::convert::From<F>>::from::h4ee56839965479d2
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x556c49b56215 - failure::error_message::err_msg::h48ba1f9750052c40
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error_message.rs:12
[INFO] [stderr]    7:     0x556c49b586c8 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::he38390d79fe593ff
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:113
[INFO] [stderr]    8:     0x556c49b884d8 - core::result::Result<T,E>::map_err::hd87d97a6aa41783a
[INFO] [stderr]                         at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libcore/result.rs:574
[INFO] [stderr]    9:     0x556c49b572e9 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h8664ab318cd163e8
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:112
[INFO] [stderr]   10:     0x556c49b563a8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::haa80853f6a04cb9a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:80
[INFO] [stderr]   11:     0x556c49b5b261 - build_script_build::main::hb5f0eacdcfb2d761
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   12:     0x556c49b8353f - std::rt::lang_start::{{closure}}::h69f8850cd9a9e4ba
[INFO] [stderr]                         at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x556c49e18452 - std::rt::lang_start_internal::{{closure}}::h5f591d8741fb1e64
[INFO] [stderr]                         at src/libstd/rt.rs:49
[INFO] [stderr]                          - std::panicking::try::do_call::hc3ebe742ad7d149e
[INFO] [stderr]                         at src/libstd/panicking.rs:292
[INFO] [stderr]   14:     0x556c49e1e9f9 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x556c49e18fdc - std::panicking::try::hc94f3a47ff9c6438
[INFO] [stderr]                         at src/libstd/panicking.rs:271
[INFO] [stderr]                          - std::panic::catch_unwind::h702acac46b107571
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h011095b45ca4068d
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x556c49b83518 - std::rt::lang_start::h25e19f583ed22968
[INFO] [stderr]                         at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x556c49b5b489 - main
[INFO] [stderr]   18:     0x7fa398528b96 - __libc_start_main
[INFO] [stderr]   19:     0x556c49b2d9b9 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1165:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x556c49e15d14 - backtrace::backtrace::libunwind::trace::hbae50f2b991d86ef
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x556c49e15d14 - backtrace::backtrace::trace_unsynchronized::h19bc23b015d2838f
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x556c49e15d14 - std::sys_common::backtrace::_print_fmt::he8cbf667081e4bf8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x556c49e15d14 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha849c2c1bcf100e7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x556c49e3851c - core::fmt::write::h603a714bd37b8e5c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x556c49e12f87 - std::io::Write::write_fmt::hb319166cf1de5561
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x556c49e18325 - std::sys_common::backtrace::_print::hda0c59cff136ee92
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x556c49e18325 - std::sys_common::backtrace::print::hea7aeb95cf61b134
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x556c49e18325 - std::panicking::default_hook::{{closure}}::h4b10254e454f4b2c
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x556c49e18016 - std::panicking::default_hook::h6427597d12d4cbca
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x556c49e18a25 - std::panicking::rust_panic_with_hook::hccceacbc62eab668
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x556c49e185c2 - std::panicking::continue_panic_fmt::h8ea4922e4ade12b5
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x556c49e184b6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:307
[INFO] [stderr]   13:     0x556c49e3527a - core::panicking::panic_fmt::h2cd22cf274c37798
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   14:     0x556c49e35377 - core::result::unwrap_failed::h741ddd07f41ecb26
[INFO] [stderr]                                at src/libcore/result.rs:1165
[INFO] [stderr]   15:     0x556c49b87a20 - core::result::Result<T,E>::expect::h5e5b794ef5b3006e
[INFO] [stderr]                                at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libcore/result.rs:960
[INFO] [stderr]   16:     0x556c49b5b285 - build_script_build::main::hb5f0eacdcfb2d761
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   17:     0x556c49b83540 - std::rt::lang_start::{{closure}}::h69f8850cd9a9e4ba
[INFO] [stderr]                                at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64
[INFO] [stderr]   18:     0x556c49e18453 - std::rt::lang_start_internal::{{closure}}::h5f591d8741fb1e64
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   19:     0x556c49e18453 - std::panicking::try::do_call::hc3ebe742ad7d149e
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   20:     0x556c49e1e9fa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   21:     0x556c49e18fdd - std::panicking::try::hc94f3a47ff9c6438
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   22:     0x556c49e18fdd - std::panic::catch_unwind::h702acac46b107571
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x556c49e18fdd - std::rt::lang_start_internal::h011095b45ca4068d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   24:     0x556c49b83519 - std::rt::lang_start::h25e19f583ed22968
[INFO] [stderr]                                at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64
[INFO] [stderr]   25:     0x556c49b5b48a - main
[INFO] [stderr]   26:     0x7fa398528b97 - __libc_start_main
[INFO] [stderr]   27:     0x556c49b2d9ba - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "1e271222d2210ed8e3b0dde7341fb1504502f8f18e69d4aebe998394797b08ac"`
[INFO] running `"docker" "rm" "-f" "1e271222d2210ed8e3b0dde7341fb1504502f8f18e69d4aebe998394797b08ac"`
[INFO] [stdout] 1e271222d2210ed8e3b0dde7341fb1504502f8f18e69d4aebe998394797b08ac