[INFO] updating cached repository https://github.com/rchaser53/rust-monkey-ir
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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#f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f for pr-69560
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Frust-monkey-ir" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/rust-monkey-ir on toolchain f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "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 /workspace/builds/worker-5/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 `"/workspace/cargo-home/bin/cargo" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6165ec957989ccf75482fc58337b425e3d684130818e475a21684928ddc7865
[INFO] running `"docker" "start" "-a" "a6165ec957989ccf75482fc58337b425e3d684130818e475a21684928ddc7865"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling rust-monkey-ir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking libloading v0.5.0
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling serde_json v1.0.32
[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 llvm-sys v70.0.1
[INFO] [stderr]    Compiling synstructure v0.10.0
[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-fa857600e0743cd2/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-cc14dc6b1b371a0e/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:     0x55f104cbb8c3 - backtrace::backtrace::libunwind::trace::h13cd075f0fedee90
[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::h69effe452a7010d3
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x55f104cb81e3 - backtrace::capture::Backtrace::new_unresolved::ha426e63d3fe2e739
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x55f104ab50fd - failure::backtrace::internal::InternalBacktrace::new::h7e22fb114effec01
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x55f104ab3f2c - failure::backtrace::Backtrace::new::h42ae8b9ea7ed8940
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x55f104ab357b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hcdca4f3efae95bd5
[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:     0x55f104aaf797 - <failure::error::Error as core::convert::From<F>>::from::h26440556388d94af
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error/mod.rs:36
[INFO] [stderr]    6:     0x55f104a7f0f5 - failure::error_message::err_msg::hcda4fabc4eefdc94
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.3/src/error_message.rs:12
[INFO] [stderr]    7:     0x55f104a81345 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h6ba64e353f9c2d6a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:113
[INFO] [stderr]    8:     0x55f104a8376c - core::result::Result<T,E>::map_err::h3740d2803bcc5b19
[INFO] [stderr]                         at /rustc/f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f/src/libcore/result.rs:610
[INFO] [stderr]    9:     0x55f104a80019 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::hc7cc540ff425188a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:112
[INFO] [stderr]   10:     0x55f104a7f2a8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h4493dd563945c0f6
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:80
[INFO] [stderr]   11:     0x55f104ab3a3c - build_script_build::main::h7e52979e6c4064aa
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   12:     0x55f104aad3ca - std::rt::lang_start::{{closure}}::h8ca4e2456a0136e8
[INFO] [stderr]                         at /rustc/f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x55f104ceb112 - std::rt::lang_start_internal::{{closure}}::h360113331af02229
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::ha612e7f8c0b436a4
[INFO] [stderr]                         at src/libstd/panicking.rs:303
[INFO] [stderr]   14:     0x55f104cf1966 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   15:     0x55f104cebbc8 - std::panicking::try::h8aca2792a95a880f
[INFO] [stderr]                         at src/libstd/panicking.rs:281
[INFO] [stderr]                          - std::panic::catch_unwind::h9cfbfcb59df7e8b7
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h822b268fd360d84f
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   16:     0x55f104aad3a6 - std::rt::lang_start::h5135343e7b8bdcc7
[INFO] [stderr]                         at /rustc/f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55f104ab3c99 - main
[INFO] [stderr]   18:     0x7efe3e25ab96 - __libc_start_main
[INFO] [stderr]   19:     0x55f104a67cd9 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55f104ce88f4 - backtrace::backtrace::libunwind::trace::h8f337ed59c16443d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55f104ce88f4 - backtrace::backtrace::trace_unsynchronized::h593610f6b71656af
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55f104ce88f4 - std::sys_common::backtrace::_print_fmt::h1404a92ad1c52c21
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55f104ce88f4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc9630e301ebfa22f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55f104d0b26c - core::fmt::write::h6e10d113d43af15a
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1053
[INFO] [stderr]    5:     0x55f104ce5957 - std::io::Write::write_fmt::hdc151461c230439b
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x55f104ceaff5 - std::sys_common::backtrace::_print::hca237eacf39b5a37
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55f104ceaff5 - std::sys_common::backtrace::print::h90e1be5f807820fd
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55f104ceaff5 - std::panicking::default_hook::{{closure}}::h64ef54940ad062b0
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x55f104cead37 - std::panicking::default_hook::h794b8efaef8c52a7
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x55f104ceb652 - std::panicking::rust_panic_with_hook::hf800da7e887fcff1
[INFO] [stderr]                                at src/libstd/panicking.rs:470
[INFO] [stderr]   11:     0x55f104ceb23b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:378
[INFO] [stderr]   12:     0x55f104d09c31 - core::panicking::panic_fmt::h84c37cac043e54cf
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x55f104d09a53 - core::option::expect_none_failed::h06672e805bfb2101
[INFO] [stderr]                                at src/libcore/option.rs:1211
[INFO] [stderr]   14:     0x55f104a83220 - core::result::Result<T,E>::expect::h17c82f7f4142967a
[INFO] [stderr]                                at /rustc/f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f/src/libcore/result.rs:961
[INFO] [stderr]   15:     0x55f104ab3a67 - build_script_build::main::h7e52979e6c4064aa
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.5/build.rs:18
[INFO] [stderr]   16:     0x55f104aad3cb - std::rt::lang_start::{{closure}}::h8ca4e2456a0136e8
[INFO] [stderr]                                at /rustc/f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55f104ceb113 - std::rt::lang_start_internal::{{closure}}::h360113331af02229
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55f104ceb113 - std::panicking::try::do_call::ha612e7f8c0b436a4
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   19:     0x55f104cf1967 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x55f104cebbc9 - std::panicking::try::h8aca2792a95a880f
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x55f104cebbc9 - std::panic::catch_unwind::h9cfbfcb59df7e8b7
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55f104cebbc9 - std::rt::lang_start_internal::h822b268fd360d84f
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55f104aad3a7 - std::rt::lang_start::h5135343e7b8bdcc7
[INFO] [stderr]                                at /rustc/f503dc8e6998ec30e0e3a3937c0fd18331a5dc9f/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55f104ab3c9a - main
[INFO] [stderr]   25:     0x7efe3e25ab97 - __libc_start_main
[INFO] [stderr]   26:     0x55f104a67cda - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "a6165ec957989ccf75482fc58337b425e3d684130818e475a21684928ddc7865"`
[INFO] running `"docker" "rm" "-f" "a6165ec957989ccf75482fc58337b425e3d684130818e475a21684928ddc7865"`
[INFO] [stdout] a6165ec957989ccf75482fc58337b425e3d684130818e475a21684928ddc7865