[INFO] updating cached repository https://github.com/rchaser53/llvm-rust-playground
[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] 8cd94437b3a865f14cd59ae781dac15cd7ea718a
[INFO] checking rchaser53/llvm-rust-playground against try#662bf71cc5bbfe44a109ab5b7205e12ec319754c for pr-67531
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/llvm-rust-playground on toolchain 662bf71cc5bbfe44a109ab5b7205e12ec319754c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rchaser53/llvm-rust-playground
[INFO] finished tweaking git repo https://github.com/rchaser53/llvm-rust-playground
[INFO] tweaked toml for git repo https://github.com/rchaser53/llvm-rust-playground written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rchaser53/llvm-rust-playground already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "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] adf39b499273ad7d9845e68e7e34f460533db0b589af86b8b482e8cd9a0c9a0b
[INFO] running `"docker" "start" "-a" "adf39b499273ad7d9845e68e7e34f460533db0b589af86b8b482e8cd9a0c9a0b"`
[INFO] [stderr]    Compiling llvm-rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.0
[INFO] [stderr]    Compiling llvm-sys v60.2.0
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling rustc-llvm-proxy v0.1.3
[INFO] [stderr] error: failed to run custom build command for `rustc-llvm-proxy v0.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc-llvm-proxy-3400ca793ffba0b7/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-31b5858c0f071842/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:     0x558f3f360bc3 - backtrace::backtrace::libunwind::trace::hb0efa1dcbf74d018
[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::h8977600df5332cc7
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x558f3f35a793 - backtrace::capture::Backtrace::new_unresolved::he90f5f451148a06d
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x558f3f0c683b - failure::backtrace::internal::InternalBacktrace::new::h57904833076a9a1c
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x558f3f0c5cdc - failure::backtrace::Backtrace::new::h25ee119c6213d266
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x558f3f098a9b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h3b7c19a50bce93bc
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/error_impl.rs:20
[INFO] [stderr]    5:     0x558f3f0c2c07 - <failure::error::Error as core::convert::From<F>>::from::hda235b98784ee261
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x558f3f092125 - failure::error_message::err_msg::h7f7a6e5d22b0314a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x558f3f096622 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::hddd3ee7989181075
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x558f3f0c5528 - core::result::Result<T,E>::map_err::hc58a006337168cb1
[INFO] [stderr]                         at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libcore/result.rs:597
[INFO] [stderr]    9:     0x558f3f095319 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h31fc6e7ed2bb0e9a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x558f3f094468 - build_script_build::llvm::Generator::parse_llvm_sys_crate::hfc2dcc75e7a24ab7
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x558f3f098f47 - build_script_build::main::h609e90f1d0d0d769
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x558f3f0bde0f - std::rt::lang_start::{{closure}}::hbce53ed3024d19c9
[INFO] [stderr]                         at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x558f3f38e602 - std::rt::lang_start_internal::{{closure}}::hbb1b07b87d5f3ad5
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::h6e19ab244d86783a
[INFO] [stderr]                         at src/libstd/panicking.rs:292
[INFO] [stderr]   14:     0x558f3f394b99 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:78
[INFO] [stderr]   15:     0x558f3f38f10f - std::panicking::try::hdd1b28af511821c4
[INFO] [stderr]                         at src/libstd/panicking.rs:270
[INFO] [stderr]                          - std::panic::catch_unwind::h25a12636be762420
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::ha1533bbeabcd97f0
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   16:     0x558f3f0bdde8 - std::rt::lang_start::he889f87646458754
[INFO] [stderr]                         at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x558f3f099189 - main
[INFO] [stderr]   18:     0x7f1674d92b96 - __libc_start_main
[INFO] [stderr]   19:     0x558f3f06f8a9 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1188:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558f3f38c264 - backtrace::backtrace::libunwind::trace::hd42437fd62966669
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x558f3f38c264 - backtrace::backtrace::trace_unsynchronized::h0ae20d5385defeb5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558f3f38c264 - std::sys_common::backtrace::_print_fmt::h894a1bdf0a2dfa40
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:84
[INFO] [stderr]    3:     0x558f3f38c264 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hddc3494f848f9e38
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x558f3f3ae32c - core::fmt::write::h82684cbacf4572fd
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1057
[INFO] [stderr]    5:     0x558f3f389517 - std::io::Write::write_fmt::h4bd3be855b331f66
[INFO] [stderr]                                at src/libstd/io/mod.rs:1426
[INFO] [stderr]    6:     0x558f3f38e4de - std::sys_common::backtrace::_print::hdadd72de21a0032c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x558f3f38e4de - std::sys_common::backtrace::print::hc9a2260feb2dd213
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x558f3f38e4de - std::panicking::default_hook::{{closure}}::hfac9dc1510e753c1
[INFO] [stderr]                                at src/libstd/panicking.rs:193
[INFO] [stderr]    9:     0x558f3f38e1d1 - std::panicking::default_hook::hc7eafbac653c9df8
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x558f3f38ebbb - std::panicking::rust_panic_with_hook::h329f267bfc6e2a08
[INFO] [stderr]                                at src/libstd/panicking.rs:471
[INFO] [stderr]   11:     0x558f3f38e76e - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:375
[INFO] [stderr]   12:     0x558f3f3ab14e - core::panicking::panic_fmt::h707a71bce62894a4
[INFO] [stderr]                                at src/libcore/panicking.rs:84
[INFO] [stderr]   13:     0x558f3f3ab247 - core::result::unwrap_failed::h62bc99fbd21063ad
[INFO] [stderr]                                at src/libcore/result.rs:1188
[INFO] [stderr]   14:     0x558f3f0c4c40 - core::result::Result<T,E>::expect::h136de58f4e75097c
[INFO] [stderr]                                at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libcore/result.rs:983
[INFO] [stderr]   15:     0x558f3f098f6b - build_script_build::main::h609e90f1d0d0d769
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   16:     0x558f3f0bde10 - std::rt::lang_start::{{closure}}::hbce53ed3024d19c9
[INFO] [stderr]                                at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x558f3f38e603 - std::rt::lang_start_internal::{{closure}}::hbb1b07b87d5f3ad5
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x558f3f38e603 - std::panicking::try::do_call::h6e19ab244d86783a
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   19:     0x558f3f394b9a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:78
[INFO] [stderr]   20:     0x558f3f38f110 - std::panicking::try::hdd1b28af511821c4
[INFO] [stderr]                                at src/libstd/panicking.rs:270
[INFO] [stderr]   21:     0x558f3f38f110 - std::panic::catch_unwind::h25a12636be762420
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x558f3f38f110 - std::rt::lang_start_internal::ha1533bbeabcd97f0
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x558f3f0bdde9 - std::rt::lang_start::he889f87646458754
[INFO] [stderr]                                at /rustc/662bf71cc5bbfe44a109ab5b7205e12ec319754c/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x558f3f09918a - main
[INFO] [stderr]   25:     0x7f1674d92b97 - __libc_start_main
[INFO] [stderr]   26:     0x558f3f06f8aa - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "adf39b499273ad7d9845e68e7e34f460533db0b589af86b8b482e8cd9a0c9a0b"`
[INFO] running `"docker" "rm" "-f" "adf39b499273ad7d9845e68e7e34f460533db0b589af86b8b482e8cd9a0c9a0b"`
[INFO] [stdout] adf39b499273ad7d9845e68e7e34f460533db0b589af86b8b482e8cd9a0c9a0b