[INFO] cloning repository rchaser53/rust-monkey-ir
[INFO] running `"git" "clone" "--bare" "git://github.com/rchaser53/rust-monkey-ir.git" "work/cache/sources/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/rchaser53/rust-monkey-ir'...
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/rust-monkey-ir" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/rchaser53/rust-monkey-ir'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/rust-monkey-ir" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/rchaser53/rust-monkey-ir"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/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#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rchaser53/rust-monkey-ir on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-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-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/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-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/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/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-llvm-proxy v0.1.5
[INFO] [stderr]   Downloaded llvm-sys v70.0.1
[INFO] [stderr]   Downloaded cargo_metadata v0.6.1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking rchaser53/rust-monkey-ir against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-7/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/rchaser53/rust-monkey-ir:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4a3998f7f367839198684a5c2c197de4b7550109fff127ed8b60358a9eee19ce
[INFO] running `"docker" "start" "-a" "4a3998f7f367839198684a5c2c197de4b7550109fff127ed8b60358a9eee19ce"`
[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 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-0124dc72cf7eaefc/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-2f85452c24740c9b/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:     0x55b068f36196 - backtrace::backtrace::libunwind::trace::h4f0e63aaf30a01ae
[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::hafe566887b5bab7e
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x55b068f254c3 - backtrace::capture::Backtrace::new_unresolved::hd971745dfb98d7c0
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x55b068cc786d - failure::backtrace::internal::InternalBacktrace::new::h41f82de8cb3b0960
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x55b068cc763c - failure::backtrace::Backtrace::new::h6e0aadaa92365302
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x55b068cc6c4b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::he1ab8d6d411cc2d2
[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:     0x55b068c9b167 - <failure::error::Error as core::convert::From<F>>::from::hec0cae95fd45d5fe
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x55b068c9b595 - failure::error_message::err_msg::h59ca081456538051
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error_message.rs:12
[INFO] [stderr]    7:     0x55b068c96b0a - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h0d4b8bbc71625b22
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:113
[INFO] [stderr]    8:     0x55b068cc389a - core::result::Result<T,E>::map_err::hf2e6a8123305680e
[INFO] [stderr]                         at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/result.rs:522
[INFO] [stderr]    9:     0x55b068c956c9 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h6865a5e4463c423d
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:112
[INFO] [stderr]   10:     0x55b068c946b1 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h8489aec7f661c2ab
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:80
[INFO] [stderr]   11:     0x55b068c9b843 - build_script_build::main::he2d76fd8ccc668c9
[INFO] [stderr]                         at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   12:     0x55b068cc3e4f - std::rt::lang_start::{{closure}}::h5e5c3909973e74d3
[INFO] [stderr]                         at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x55b068f5cf42 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a
[INFO] [stderr]                         at src/libstd/rt.rs:49
[INFO] [stderr]                          - std::panicking::try::do_call::h51cc84caa9338daf
[INFO] [stderr]                         at src/libstd/panicking.rs:296
[INFO] [stderr]   14:     0x55b068f63699 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   15:     0x55b068f5db0c - std::panicking::try::heb9d5da34e3fa707
[INFO] [stderr]                         at src/libstd/panicking.rs:275
[INFO] [stderr]                          - std::panic::catch_unwind::he2a2041733180f4c
[INFO] [stderr]                         at src/libstd/panic.rs:388
[INFO] [stderr]                          - std::rt::lang_start_internal::h9e24cef029766dfd
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x55b068cc3e28 - std::rt::lang_start::h7bddaf940194df4e
[INFO] [stderr]                         at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x55b068c9ba69 - main
[INFO] [stderr]   18:     0x7fdcb34d72e0 - __libc_start_main
[INFO] [stderr]   19:     0x55b068c6f489 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55b068f5cdcb - backtrace::backtrace::libunwind::trace::h8758853b907b30fd
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55b068f5cdcb - backtrace::backtrace::trace_unsynchronized::h979d07d4bfdce29c
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55b068f5cdcb - std::sys_common::backtrace::_print::ha749bbdb811617ea
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55b068f5cdcb - std::sys_common::backtrace::print::h86a6ff63a904e869
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55b068f5cdcb - std::panicking::default_hook::{{closure}}::h68500b20afb715b9
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55b068f5caa7 - std::panicking::default_hook::ha801ade4ae33c264
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55b068f5d540 - std::panicking::rust_panic_with_hook::hfb51b615c6060100
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x55b068f5d0c2 - std::panicking::continue_panic_fmt::h94bd84d5bf32c833
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55b068f5cfa6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x55b068f79fcd - core::panicking::panic_fmt::h8a74e5820cacd07c
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55b068cc0b05 - core::result::unwrap_failed::h4d678df902aaaa4a
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x55b068cc2d73 - core::result::Result<T,E>::expect::h510d49a8fa15c231
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/result.rs:827
[INFO] [stderr]   12:     0x55b068c9b867 - build_script_build::main::he2d76fd8ccc668c9
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   13:     0x55b068cc3e50 - std::rt::lang_start::{{closure}}::h5e5c3909973e74d3
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55b068f5cf43 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55b068f5cf43 - std::panicking::try::do_call::h51cc84caa9338daf
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x55b068f6369a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x55b068f5db0d - std::panicking::try::heb9d5da34e3fa707
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x55b068f5db0d - std::panic::catch_unwind::he2a2041733180f4c
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55b068f5db0d - std::rt::lang_start_internal::h9e24cef029766dfd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55b068cc3e29 - std::rt::lang_start::h7bddaf940194df4e
[INFO] [stderr]                                at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55b068c9ba6a - main
[INFO] [stderr]   22:     0x7fdcb34d72e1 - __libc_start_main
[INFO] [stderr]   23:     0x55b068c6f48a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "4a3998f7f367839198684a5c2c197de4b7550109fff127ed8b60358a9eee19ce"`
[INFO] running `"docker" "rm" "-f" "4a3998f7f367839198684a5c2c197de4b7550109fff127ed8b60358a9eee19ce"`
[INFO] [stdout] 4a3998f7f367839198684a5c2c197de4b7550109fff127ed8b60358a9eee19ce