[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#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/llvm-rust-playground on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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-10/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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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] 023548a68ffdad52e7fd1caf2c6ba4f7b2bb6ec02c2b8c731b4ac2d733fa7ca5
[INFO] running `"docker" "start" "-a" "023548a68ffdad52e7fd1caf2c6ba4f7b2bb6ec02c2b8c731b4ac2d733fa7ca5"`
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling regex v0.2.11
[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 backtrace v0.3.9
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]    Compiling error-chain v0.12.0
[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 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-d8fbc4d91abf6f96/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-02186d907ae738e1/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:     0x5566e66daae3 - backtrace::backtrace::libunwind::trace::h3835fd4c9b31297b
[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::h69a2b36bac426ff1
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x5566e66d7223 - backtrace::capture::Backtrace::new_unresolved::hdd4d4ff815ea81b6
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x5566e648faed - failure::backtrace::internal::InternalBacktrace::new::hf41a8ad9077bdd67
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x5566e648e83c - failure::backtrace::Backtrace::new::hbc77c8b72bd0decf
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x5566e6462d8b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h77ebb012477c77cb
[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:     0x5566e648e117 - <failure::error::Error as core::convert::From<F>>::from::h987d803c20713f8b
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x5566e64629c5 - failure::error_message::err_msg::h81b401d109173c2b
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x5566e645c565 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h088464af27bc0a6a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x5566e645e9bc - core::result::Result<T,E>::map_err::hfee426d4870e7c3a
[INFO] [stderr]                         at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libcore/result.rs:610
[INFO] [stderr]    9:     0x5566e645b369 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::he8b664b22fdd19ad
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x5566e645a708 - build_script_build::llvm::Generator::parse_llvm_sys_crate::hb4021f0ae00c3c82
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x5566e648e34c - build_script_build::main::hba945bf827deddfb
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x5566e6487dea - std::rt::lang_start::{{closure}}::hedddac69edb4c908
[INFO] [stderr]                         at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x5566e670a0c2 - std::rt::lang_start_internal::{{closure}}::h6e93e18fa04e1c8a
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::hf5c508d3f7fd6e80
[INFO] [stderr]                         at src/libstd/panicking.rs:303
[INFO] [stderr]   14:     0x5566e67108b6 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   15:     0x5566e670abfa - std::panicking::try::ha6921e66e2ad49ba
[INFO] [stderr]                         at src/libstd/panicking.rs:281
[INFO] [stderr]                          - std::panic::catch_unwind::h5765f97350df40be
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::ha5adbbeb42eba794
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   16:     0x5566e6487dc6 - std::rt::lang_start::h6acde18391d6dff1
[INFO] [stderr]                         at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x5566e648e5a9 - main
[INFO] [stderr]   18:     0x7fd8c4d11b96 - __libc_start_main
[INFO] [stderr]   19:     0x5566e6444ac9 - _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:     0x5566e67078c4 - backtrace::backtrace::libunwind::trace::he109529ff1dc76f7
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5566e67078c4 - backtrace::backtrace::trace_unsynchronized::hef5630b5b89e7da6
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5566e67078c4 - std::sys_common::backtrace::_print_fmt::hb6aa27cc6435f7ee
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5566e67078c4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc8ed84d3f9251ec9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5566e672a1cc - core::fmt::write::ha7289210e62113c3
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1063
[INFO] [stderr]    5:     0x5566e6704a97 - std::io::Write::write_fmt::ha5b699d062564d98
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x5566e6709fa5 - std::sys_common::backtrace::_print::h93033be5ea486fe6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5566e6709fa5 - std::sys_common::backtrace::print::hc1f88a8d0e001fdd
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5566e6709fa5 - std::panicking::default_hook::{{closure}}::h1628a29c2888e142
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x5566e6709cf2 - std::panicking::default_hook::hd5ebb6361821db24
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x5566e670a602 - std::panicking::rust_panic_with_hook::h158379e90d65e844
[INFO] [stderr]                                at src/libstd/panicking.rs:470
[INFO] [stderr]   11:     0x5566e670a1eb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:378
[INFO] [stderr]   12:     0x5566e6728b91 - core::panicking::panic_fmt::h9118a90e476a64ec
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x5566e67289b3 - core::option::expect_none_failed::h16abaeeee5bb58a1
[INFO] [stderr]                                at src/libcore/option.rs:1211
[INFO] [stderr]   14:     0x5566e645e3a0 - core::result::Result<T,E>::expect::h6b7198fea7e201a8
[INFO] [stderr]                                at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libcore/result.rs:961
[INFO] [stderr]   15:     0x5566e648e377 - build_script_build::main::hba945bf827deddfb
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   16:     0x5566e6487deb - std::rt::lang_start::{{closure}}::hedddac69edb4c908
[INFO] [stderr]                                at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x5566e670a0c3 - std::rt::lang_start_internal::{{closure}}::h6e93e18fa04e1c8a
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x5566e670a0c3 - std::panicking::try::do_call::hf5c508d3f7fd6e80
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   19:     0x5566e67108b7 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x5566e670abfb - std::panicking::try::ha6921e66e2ad49ba
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x5566e670abfb - std::panic::catch_unwind::h5765f97350df40be
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x5566e670abfb - std::rt::lang_start_internal::ha5adbbeb42eba794
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x5566e6487dc7 - std::rt::lang_start::h6acde18391d6dff1
[INFO] [stderr]                                at /rustc/13f916f63bc6575d5ff1f989237dfabe88981368/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x5566e648e5aa - main
[INFO] [stderr]   25:     0x7fd8c4d11b97 - __libc_start_main
[INFO] [stderr]   26:     0x5566e6444aca - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "023548a68ffdad52e7fd1caf2c6ba4f7b2bb6ec02c2b8c731b4ac2d733fa7ca5"`
[INFO] running `"docker" "rm" "-f" "023548a68ffdad52e7fd1caf2c6ba4f7b2bb6ec02c2b8c731b4ac2d733fa7ca5"`
[INFO] [stdout] 023548a68ffdad52e7fd1caf2c6ba4f7b2bb6ec02c2b8c731b4ac2d733fa7ca5