[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#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/llvm-rust-playground on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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-12/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] 6faaf6e481f4795c4d7ea11f2add51ebbd9bfa6d4d29441cf9c34a60381b4c70
[INFO] running `"docker" "start" "-a" "6faaf6e481f4795c4d7ea11f2add51ebbd9bfa6d4d29441cf9c34a60381b4c70"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling llvm-rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.27
[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 cargo_metadata v0.6.0
[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-8be77a00334a8916/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-776a7614081e9357/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:     0x5585070c9ff3 - backtrace::backtrace::libunwind::trace::h59095f90fa9c0a7b
[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::h0cbd50800251640a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x5585070c6a45 - backtrace::capture::Backtrace::new_unresolved::h0b84036e91b499af
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x558506e95dfb - failure::backtrace::internal::InternalBacktrace::new::h9792fdbd9d4c1681
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x558506e94c5c - failure::backtrace::Backtrace::new::hc92e06314809f4df
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x558506e6b85c - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h10f68af177ccdb06
[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:     0x558506e608c7 - <failure::error::Error as core::convert::From<F>>::from::hac1769684c493449
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x558506e60a55 - failure::error_message::err_msg::h30fa2c0b06e5628e
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x558506e67469 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::hf780ad531ef0e9ad
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x558506e8b29c - core::result::Result<T,E>::map_err::hd684651a27c507a8
[INFO] [stderr]                         at /rustc/8a749131e7beb72f6edacefd2bdcbed3d67b2112/src/libcore/result.rs:612
[INFO] [stderr]    9:     0x558506e662c8 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h79688d713c48cf23
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x558506e656e8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h2d94cd6a96cc7f1a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x558506e60d0e - build_script_build::main::hd98dc66046540019
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x558506e6c6ba - std::rt::lang_start::{{closure}}::h87e59cc8a457a6b9
[INFO] [stderr]                         at /rustc/8a749131e7beb72f6edacefd2bdcbed3d67b2112/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x5585070fa608 - std::rt::lang_start_internal::{{closure}}::h7c7701ace7781644
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::h25761ef781a3cec3
[INFO] [stderr]                         at src/libstd/panicking.rs:297
[INFO] [stderr]                          - std::panicking::try::hc2ed2ebc2df17cc1
[INFO] [stderr]                         at src/libstd/panicking.rs:274
[INFO] [stderr]                          - std::panic::catch_unwind::h548ef5f09b7c73ca
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h9a98dc8e2c22711e
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   14:     0x558506e6c696 - std::rt::lang_start::h71f4a6cb47305537
[INFO] [stderr]                         at /rustc/8a749131e7beb72f6edacefd2bdcbed3d67b2112/src/libstd/rt.rs:67
[INFO] [stderr]   15:     0x558506e60f69 - main
[INFO] [stderr]   16:     0x7fbc15d780b2 - __libc_start_main
[INFO] [stderr]   17:     0x558506e4c1ad - _start
[INFO] [stderr]   18:                0x0 - <unknown>', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5585070f72b4 - backtrace::backtrace::libunwind::trace::h98d3444f0ad70429
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5585070f72b4 - backtrace::backtrace::trace_unsynchronized::h37f821d20053e6cd
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5585070f72b4 - std::sys_common::backtrace::_print_fmt::hff04dc7e915a3c85
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5585070f72b4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h61891c439a79f00d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55850711e7fc - core::fmt::write::hdf236390fbd68d3d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5585070f4613 - std::io::Write::write_fmt::h55f7fe3633ce766f
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stderr]    6:     0x5585070f9b05 - std::sys_common::backtrace::_print::h78339381acb79e1b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5585070f9b05 - std::sys_common::backtrace::print::h525aa9f9405c80a1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5585070f9b05 - std::panicking::default_hook::{{closure}}::hace90b8a218287e6
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5585070f9857 - std::panicking::default_hook::h160b6beccc49b335
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5585070fa148 - std::panicking::rust_panic_with_hook::h36f6804eea3f553a
[INFO] [stderr]                                at src/libstd/panicking.rs:486
[INFO] [stderr]   11:     0x5585070f9d4b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:388
[INFO] [stderr]   12:     0x55850711d221 - core::panicking::panic_fmt::hd101a87121fa411f
[INFO] [stderr]                                at src/libcore/panicking.rs:101
[INFO] [stderr]   13:     0x55850711d043 - core::option::expect_none_failed::h4f0e89faa3179bf7
[INFO] [stderr]                                at src/libcore/option.rs:1272
[INFO] [stderr]   14:     0x558506e8ae10 - core::result::Result<T,E>::expect::hee47d560d51dabf6
[INFO] [stderr]                                at /rustc/8a749131e7beb72f6edacefd2bdcbed3d67b2112/src/libcore/result.rs:963
[INFO] [stderr]   15:     0x558506e60d39 - build_script_build::main::hd98dc66046540019
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   16:     0x558506e6c6bb - std::rt::lang_start::{{closure}}::h87e59cc8a457a6b9
[INFO] [stderr]                                at /rustc/8a749131e7beb72f6edacefd2bdcbed3d67b2112/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x5585070fa609 - std::rt::lang_start_internal::{{closure}}::h7c7701ace7781644
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x5585070fa609 - std::panicking::try::do_call::h25761ef781a3cec3
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   19:     0x5585070fa609 - std::panicking::try::hc2ed2ebc2df17cc1
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x5585070fa609 - std::panic::catch_unwind::h548ef5f09b7c73ca
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x5585070fa609 - std::rt::lang_start_internal::h9a98dc8e2c22711e
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x558506e6c697 - std::rt::lang_start::h71f4a6cb47305537
[INFO] [stderr]                                at /rustc/8a749131e7beb72f6edacefd2bdcbed3d67b2112/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x558506e60f6a - main
[INFO] [stderr]   24:     0x7fbc15d780b3 - __libc_start_main
[INFO] [stderr]   25:     0x558506e4c1ae - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "6faaf6e481f4795c4d7ea11f2add51ebbd9bfa6d4d29441cf9c34a60381b4c70"`
[INFO] running `"docker" "rm" "-f" "6faaf6e481f4795c4d7ea11f2add51ebbd9bfa6d4d29441cf9c34a60381b4c70"`
[INFO] [stdout] 6faaf6e481f4795c4d7ea11f2add51ebbd9bfa6d4d29441cf9c34a60381b4c70