[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/beta-1.38-1/sources/1.37.0/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rchaser53/rust-monkey-ir'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/rust-monkey-ir" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rchaser53/rust-monkey-ir on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rchaser53/rust-monkey-ir against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d2c0babfe42a04b008d04a115c44746eac32b46d7949858281dbb501fc328682
[INFO] running `"docker" "start" "-a" "d2c0babfe42a04b008d04a115c44746eac32b46d7949858281dbb501fc328682"`
[INFO] [stderr]    Compiling rust-monkey-ir v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]    Compiling semver v0.9.0
[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-20623ed6e060fe5a/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-48099ed1106d7070/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:     0x5652781c5cf3 - backtrace::backtrace::libunwind::trace::had7cb37d07641109
[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::hc7405535f0f9f0df
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x5652781b7963 - backtrace::capture::Backtrace::new_unresolved::he7fd533a97618780
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x565277f6252b - failure::backtrace::internal::InternalBacktrace::new::h209b69de5ed1c617
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x565277f61ffc - failure::backtrace::Backtrace::new::h415ffd955e612953
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x565277f25b8b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::heef658bfb46e3b4b
[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:     0x565277f31d97 - <failure::error::Error as core::convert::From<F>>::from::he9bd0942b3097c4d
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x565277f32bb5 - failure::error_message::err_msg::h37a4907b9b60a86e
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error_message.rs:12
[INFO] [stderr]    7:     0x565277f3506a - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h550402401fbf07ce
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:113
[INFO] [stderr]    8:     0x565277f61898 - core::result::Result<T,E>::map_err::hf51fbe01fcd8e827
[INFO] [stderr]                         at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:574
[INFO] [stderr]    9:     0x565277f33c89 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::hfd48142ccd10b5db
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:112
[INFO] [stderr]   10:     0x565277f32d48 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h14b61a0c84898468
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:80
[INFO] [stderr]   11:     0x565277f37c03 - build_script_build::main::hcf7aa43a5818560d
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   12:     0x565277f5877f - std::rt::lang_start::{{closure}}::h79be124ca99864cd
[INFO] [stderr]                         at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x5652781ee912 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce
[INFO] [stderr]                         at src/libstd/rt.rs:49
[INFO] [stderr]                          - std::panicking::try::do_call::h9d779bc5e27e3284
[INFO] [stderr]                         at src/libstd/panicking.rs:296
[INFO] [stderr]   14:     0x5652781f50e9 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x5652781ef4dc - std::panicking::try::h4af22d9cb0afa351
[INFO] [stderr]                         at src/libstd/panicking.rs:275
[INFO] [stderr]                          - std::panic::catch_unwind::hbb68a9ada87bfb97
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::hba9e09d74440ce4d
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x565277f58758 - std::rt::lang_start::h86079acef3094486
[INFO] [stderr]                         at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x565277f37e29 - main
[INFO] [stderr]   18:     0x7f3d10edd2e0 - __libc_start_main
[INFO] [stderr]   19:     0x565277f0ae39 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1084:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5652781ee79b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5652781ee79b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5652781ee79b - std::sys_common::backtrace::_print::h24f527b44b6cfc06
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x5652781ee79b - std::sys_common::backtrace::print::h712608e4347fd64a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x5652781ee79b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x5652781ee476 - std::panicking::default_hook::hb29963fb4747e0dd
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x5652781eef0d - std::panicking::rust_panic_with_hook::hd1236c3083de823a
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x5652781eea92 - std::panicking::continue_panic_fmt::he38ad41d6304a12c
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x5652781ee976 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x56527820b9ad - core::panicking::panic_fmt::h1bc6de43c92ad80c
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x56527820baa7 - core::result::unwrap_failed::hd83f272814becce6
[INFO] [stderr]                                at src/libcore/result.rs:1084
[INFO] [stderr]   11:     0x565277f60e00 - core::result::Result<T,E>::expect::hab1da2b9c6e75feb
[INFO] [stderr]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:879
[INFO] [stderr]   12:     0x565277f37c27 - build_script_build::main::hcf7aa43a5818560d
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   13:     0x565277f58780 - std::rt::lang_start::{{closure}}::h79be124ca99864cd
[INFO] [stderr]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x5652781ee913 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x5652781ee913 - std::panicking::try::do_call::h9d779bc5e27e3284
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x5652781f50ea - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x5652781ef4dd - std::panicking::try::h4af22d9cb0afa351
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x5652781ef4dd - std::panic::catch_unwind::hbb68a9ada87bfb97
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x5652781ef4dd - std::rt::lang_start_internal::hba9e09d74440ce4d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x565277f58759 - std::rt::lang_start::h86079acef3094486
[INFO] [stderr]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x565277f37e2a - main
[INFO] [stderr]   22:     0x7f3d10edd2e1 - __libc_start_main
[INFO] [stderr]   23:     0x565277f0ae3a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "d2c0babfe42a04b008d04a115c44746eac32b46d7949858281dbb501fc328682"`
[INFO] running `"docker" "rm" "-f" "d2c0babfe42a04b008d04a115c44746eac32b46d7949858281dbb501fc328682"`
[INFO] [stdout] d2c0babfe42a04b008d04a115c44746eac32b46d7949858281dbb501fc328682