[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 master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[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 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 706edb370612b112583a327d88275c3141fa013fd2e2b711a92b06cd0610ec72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "706edb370612b112583a327d88275c3141fa013fd2e2b711a92b06cd0610ec72"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling llvm-rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[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 regex v0.2.11
[INFO] [stderr]     Checking backtrace v0.3.9
[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-d2cc4725d0cf6fa8/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-de0d7216d2a9d306/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:     0x55a3222d7913 - backtrace::backtrace::libunwind::trace::hd63830244100afbb
[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::hf34c3be951797b24
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x55a3222d4b93 - backtrace::capture::Backtrace::new_unresolved::hc5059911552b44a9
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x55a32204091b - failure::backtrace::internal::InternalBacktrace::new::h4761a56c12579428
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x55a32203f7ec - failure::backtrace::Backtrace::new::h91a4b48dcd42eea2
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x55a322013a9b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hb0bd3837713d4fdb
[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:     0x55a32200e1a7 - <failure::error::Error as core::convert::From<F>>::from::h9831b39753232c19
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x55a32200e225 - failure::error_message::err_msg::h962cb62d11141858
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x55a32200b165 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h3bfe76bee4db43fc
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x55a32203e7e8 - core::result::Result<T,E>::map_err::h9e65c7228f76ece6
[INFO] [stderr]                         at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libcore/result.rs:604
[INFO] [stderr]    9:     0x55a322009d99 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h71d187ff1915a941
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x55a322008ec8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::hc78c12bd70c6d3a1
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x55a322013f61 - build_script_build::main::h400ba18ba655ea5c
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x55a322037c9f - std::rt::lang_start::{{closure}}::hbb720c5e2c020807
[INFO] [stderr]                         at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x55a322308c32 - std::rt::lang_start_internal::{{closure}}::hc1bd2d2da4dd74b9
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::h9f59420e248835fc
[INFO] [stderr]                         at src/libstd/panicking.rs:305
[INFO] [stderr]   14:     0x55a32230f096 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   15:     0x55a3223096cf - std::panicking::try::h7609e33bc6f5c79e
[INFO] [stderr]                         at src/libstd/panicking.rs:281
[INFO] [stderr]                          - std::panic::catch_unwind::hc7bab43da40a3b53
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h42c1fa4c62e7d813
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   16:     0x55a322037c78 - std::rt::lang_start::hc1bbe1b3378b727c
[INFO] [stderr]                         at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55a3220141c9 - main
[INFO] [stderr]   18:     0x7fa2f4d11b96 - __libc_start_main
[INFO] [stderr]   19:     0x55a321ff0fd9 - _start
[INFO] [stderr]   20:                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:     0x55a322306814 - backtrace::backtrace::libunwind::trace::hbdf12825152b5f8a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55a322306814 - backtrace::backtrace::trace_unsynchronized::hb1a008bcaf6f8da7
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55a322306814 - std::sys_common::backtrace::_print_fmt::h210f4f1409fdd548
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x55a322306814 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h44ccfd866beec4c3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55a322326c9c - core::fmt::write::ha0b7307be189d30e
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1052
[INFO] [stderr]    5:     0x55a322303ae7 - std::io::Write::write_fmt::h0ca0cc8fa24b63fd
[INFO] [stderr]                                at src/libstd/io/mod.rs:1426
[INFO] [stderr]    6:     0x55a322308b05 - std::sys_common::backtrace::_print::h3f2352b9ea108241
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55a322308b05 - std::sys_common::backtrace::print::hdff6c325922df749
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55a322308b05 - std::panicking::default_hook::{{closure}}::h6db4182f902f3e09
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x55a3223087f1 - std::panicking::default_hook::hfff2d7c860e99ade
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x55a32230916a - std::panicking::rust_panic_with_hook::h384bd314abe122b7
[INFO] [stderr]                                at src/libstd/panicking.rs:472
[INFO] [stderr]   11:     0x55a322308d50 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:380
[INFO] [stderr]   12:     0x55a3223257b1 - core::panicking::panic_fmt::hd334d5dfa13449f9
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x55a3223255d3 - core::option::expect_none_failed::h92ed148445d3ab2b
[INFO] [stderr]                                at src/libcore/option.rs:1199
[INFO] [stderr]   14:     0x55a32203e313 - core::result::Result<T,E>::expect::h9d81fbdb49231525
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libcore/result.rs:991
[INFO] [stderr]   15:     0x55a322013f8c - build_script_build::main::h400ba18ba655ea5c
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   16:     0x55a322037ca0 - std::rt::lang_start::{{closure}}::hbb720c5e2c020807
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55a322308c33 - std::rt::lang_start_internal::{{closure}}::hc1bd2d2da4dd74b9
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55a322308c33 - std::panicking::try::do_call::h9f59420e248835fc
[INFO] [stderr]                                at src/libstd/panicking.rs:305
[INFO] [stderr]   19:     0x55a32230f097 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x55a3223096d0 - std::panicking::try::h7609e33bc6f5c79e
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x55a3223096d0 - std::panic::catch_unwind::hc7bab43da40a3b53
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55a3223096d0 - std::rt::lang_start_internal::h42c1fa4c62e7d813
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55a322037c79 - std::rt::lang_start::hc1bbe1b3378b727c
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55a3220141ca - main
[INFO] [stderr]   25:     0x7fa2f4d11b97 - __libc_start_main
[INFO] [stderr]   26:     0x55a321ff0fda - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "706edb370612b112583a327d88275c3141fa013fd2e2b711a92b06cd0610ec72"`
[INFO] running `"docker" "rm" "-f" "706edb370612b112583a327d88275c3141fa013fd2e2b711a92b06cd0610ec72"`
[INFO] [stdout] 706edb370612b112583a327d88275c3141fa013fd2e2b711a92b06cd0610ec72