[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-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rchaser53/rust-monkey-ir'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/rust-monkey-ir" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/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#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rchaser53/rust-monkey-ir on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-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-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/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-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rchaser53/rust-monkey-ir against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3645027e0c8591e5c5c254d50d13e84f308597b4cfdabc6fb386c737cb303415
[INFO] running `"docker" "start" "-a" "3645027e0c8591e5c5c254d50d13e84f308597b4cfdabc6fb386c737cb303415"`
[INFO] [stderr]    Compiling rust-monkey-ir v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling llvm-sys v70.0.1
[INFO] [stderr]    Compiling synstructure v0.10.0
[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-99183045045a13cd/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-a8c04e4a64fbbc77/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:     0x560569014b56 - backtrace::backtrace::libunwind::trace::h6ca929c24fa06171
[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::h1fbf8fdb4f594cab
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x56056900c133 - backtrace::capture::Backtrace::new_unresolved::ha289740f0f98957c
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x560568dafccd - failure::backtrace::internal::InternalBacktrace::new::hb023b0c28e74edd8
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x560568dafa9c - failure::backtrace::Backtrace::new::h5935e23e1a0c7fd2
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x560568daf0cb - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::he7dc788855593494
[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:     0x560568d80ac7 - <failure::error::Error as core::convert::From<F>>::from::h95cb6de7acc379da
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x560568d7c915 - failure::error_message::err_msg::hc97c01e3c9eb40f3
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error_message.rs:12
[INFO] [stderr]    7:     0x560568d7ef1a - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h9883f740937bdf99
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:113
[INFO] [stderr]    8:     0x560568da7e0a - core::result::Result<T,E>::map_err::h09208f0503fb6f9b
[INFO] [stderr]                         at /rustc/5f9c0448dde167128d668da4555879f64e56af1d/src/libcore/result.rs:522
[INFO] [stderr]    9:     0x560568d7dad9 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h167695a130d23b68
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:112
[INFO] [stderr]   10:     0x560568d7cac1 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h6041a8a2168d9c5c
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:80
[INFO] [stderr]   11:     0x560568d84783 - build_script_build::main::h1dc9595bdb800a0d
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   12:     0x560568da2b4f - std::rt::lang_start::{{closure}}::hdaaca8e54062ba53
[INFO] [stderr]                         at /rustc/5f9c0448dde167128d668da4555879f64e56af1d/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x560569043ae2 - std::rt::lang_start_internal::{{closure}}::h868ef2b3c3a15fff
[INFO] [stderr]                         at src/libstd/rt.rs:49
[INFO] [stderr]                          - std::panicking::try::do_call::h4528fe5c5ea34ef8
[INFO] [stderr]                         at src/libstd/panicking.rs:294
[INFO] [stderr]   14:     0x56056904a239 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   15:     0x5605690446ac - std::panicking::try::ha87d5378c5dcb863
[INFO] [stderr]                         at src/libstd/panicking.rs:273
[INFO] [stderr]                          - std::panic::catch_unwind::hf01b748a30fdd5ec
[INFO] [stderr]                         at src/libstd/panic.rs:388
[INFO] [stderr]                          - std::rt::lang_start_internal::h9518341cf2ad1d33
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x560568da2b28 - std::rt::lang_start::h72258f07c60420f3
[INFO] [stderr]                         at /rustc/5f9c0448dde167128d668da4555879f64e56af1d/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x560568d849a9 - main
[INFO] [stderr]   18:     0x7f0ba25fe2e0 - __libc_start_main
[INFO] [stderr]   19:     0x560568d57919 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56056904396b - backtrace::backtrace::libunwind::trace::h0c70a293f076b04d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56056904396b - backtrace::backtrace::trace_unsynchronized::h1bc693e29cfaa7b4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56056904396b - std::sys_common::backtrace::_print::h8e9bb00be68d4090
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x56056904396b - std::sys_common::backtrace::print::h706192507dd9d34d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x56056904396b - std::panicking::default_hook::{{closure}}::he2b558091ea21dea
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x560569043647 - std::panicking::default_hook::hfb9d48d2b8aaf0f5
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x5605690440e0 - std::panicking::rust_panic_with_hook::h56bb6d26ac5aac90
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x560569043c62 - std::panicking::continue_panic_fmt::h360cf8419afe0564
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x560569043b46 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x560569060b6d - core::panicking::panic_fmt::h9cf93b79d5aa98c5
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x560568da5585 - core::result::unwrap_failed::h1df8e6c47c40b610
[INFO] [stderr]                                at /rustc/5f9c0448dde167128d668da4555879f64e56af1d/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x560568da7933 - core::result::Result<T,E>::expect::h1005cb59ad514afa
[INFO] [stderr]                                at /rustc/5f9c0448dde167128d668da4555879f64e56af1d/src/libcore/result.rs:827
[INFO] [stderr]   12:     0x560568d847a7 - build_script_build::main::h1dc9595bdb800a0d
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   13:     0x560568da2b50 - std::rt::lang_start::{{closure}}::hdaaca8e54062ba53
[INFO] [stderr]                                at /rustc/5f9c0448dde167128d668da4555879f64e56af1d/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x560569043ae3 - std::rt::lang_start_internal::{{closure}}::h868ef2b3c3a15fff
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x560569043ae3 - std::panicking::try::do_call::h4528fe5c5ea34ef8
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x56056904a23a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x5605690446ad - std::panicking::try::ha87d5378c5dcb863
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x5605690446ad - std::panic::catch_unwind::hf01b748a30fdd5ec
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x5605690446ad - std::rt::lang_start_internal::h9518341cf2ad1d33
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x560568da2b29 - std::rt::lang_start::h72258f07c60420f3
[INFO] [stderr]                                at /rustc/5f9c0448dde167128d668da4555879f64e56af1d/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x560568d849aa - main
[INFO] [stderr]   22:     0x7f0ba25fe2e1 - __libc_start_main
[INFO] [stderr]   23:     0x560568d5791a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "3645027e0c8591e5c5c254d50d13e84f308597b4cfdabc6fb386c737cb303415"`
[INFO] running `"docker" "rm" "-f" "3645027e0c8591e5c5c254d50d13e84f308597b4cfdabc6fb386c737cb303415"`
[INFO] [stdout] 3645027e0c8591e5c5c254d50d13e84f308597b4cfdabc6fb386c737cb303415