[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#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[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 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] cf1525aba8b1f0c414dd45b570da69140bf4f2a1dae93c92612ec4faa54c2664
[INFO] running `"docker" "start" "-a" "cf1525aba8b1f0c414dd45b570da69140bf4f2a1dae93c92612ec4faa54c2664"`
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling ryu v0.2.6
[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]    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]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling llvm-sys v60.2.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.0
[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-de4b4e5c8a185abe/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-0ef3f0ed45c76c4b/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:     0x56186a78e413 - backtrace::backtrace::libunwind::trace::h6dca38b4992c86b0
[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::hb97d2bb4867fa241
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x56186a780183 - backtrace::capture::Backtrace::new_unresolved::h89fe3770f6285349
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x56186a4b15fb - failure::backtrace::internal::InternalBacktrace::new::h70c50450fe49ab6f
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x56186a4b10ac - failure::backtrace::Backtrace::new::h9bf771ba44edc64d
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x56186a48403b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::ha31b11fbe95c47fd
[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:     0x56186a47a977 - <failure::error::Error as core::convert::From<F>>::from::hcf0ff3d20e5d2758
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x56186a482735 - failure::error_message::err_msg::hda9ccab7149117f2
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x56186a47edc2 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h34d07bb5083b3191
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x56186a4b087b - core::result::Result<T,E>::map_err::hcdaaa2b7fa283865
[INFO] [stderr]                         at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libcore/result.rs:574
[INFO] [stderr]    9:     0x56186a47d7f1 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h6821bea5b172482d
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x56186a47c760 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h77fe361a7edf739c
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x56186a4844e1 - build_script_build::main::h8c4c4a754cf789b2
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x56186a46d2df - std::rt::lang_start::{{closure}}::h4aa5bbda4faced84
[INFO] [stderr]                         at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61
[INFO] [stderr]   13:     0x56186a7b6de2 - std::rt::lang_start_internal::{{closure}}::h87ac7726b4ada2a9
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]                          - std::panicking::try::do_call::he4d58a26927f0537
[INFO] [stderr]                         at src/libstd/panicking.rs:288
[INFO] [stderr]   14:     0x56186a7bd3d9 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x56186a7b796c - std::panicking::try::hc8ad7011d3baf74d
[INFO] [stderr]                         at src/libstd/panicking.rs:267
[INFO] [stderr]                          - std::panic::catch_unwind::haaf07c0b1c45cbc8
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h53afdaeda14f9890
[INFO] [stderr]                         at src/libstd/rt.rs:47
[INFO] [stderr]   16:     0x56186a46d2b8 - std::rt::lang_start::h3f8210e1490edbff
[INFO] [stderr]                         at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61
[INFO] [stderr]   17:     0x56186a484709 - main
[INFO] [stderr]   18:     0x7f9e11c01b96 - __libc_start_main
[INFO] [stderr]   19:     0x56186a451969 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1165:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56186a7b467a - backtrace::backtrace::libunwind::trace::hef9286fd8c27fd45
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56186a7b467a - backtrace::backtrace::trace_unsynchronized::h92082381ae588065
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56186a7b467a - std::sys_common::backtrace::_print_fmt::h00c64aa4e7e3372c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x56186a7b467a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc568c1817d410574
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x56186a7d6c9c - core::fmt::write::he445cb7086c25009
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1028
[INFO] [stderr]    5:     0x56186a7b1957 - std::io::Write::write_fmt::he0bcb31f8a60d79b
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x56186a7b6cbe - std::sys_common::backtrace::_print::h45adb36ea9b21f61
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x56186a7b6cbe - std::sys_common::backtrace::print::h223c050f40432de9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x56186a7b6cbe - std::panicking::default_hook::{{closure}}::hf3487b4e375d5982
[INFO] [stderr]                                at src/libstd/panicking.rs:189
[INFO] [stderr]    9:     0x56186a7b69c1 - std::panicking::default_hook::h9d095a3a991b35b0
[INFO] [stderr]                                at src/libstd/panicking.rs:206
[INFO] [stderr]   10:     0x56186a7b73b5 - std::panicking::rust_panic_with_hook::h907bb8227c8498d1
[INFO] [stderr]                                at src/libstd/panicking.rs:469
[INFO] [stderr]   11:     0x56186a7b6f52 - std::panicking::continue_panic_fmt::h6c8f32a89e529f80
[INFO] [stderr]                                at src/libstd/panicking.rs:376
[INFO] [stderr]   12:     0x56186a7b6e46 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   13:     0x56186a7d3b0a - core::panicking::panic_fmt::h01498e2390db31e9
[INFO] [stderr]                                at src/libcore/panicking.rs:84
[INFO] [stderr]   14:     0x56186a7d3c07 - core::result::unwrap_failed::h99c2a0b406513fec
[INFO] [stderr]                                at src/libcore/result.rs:1165
[INFO] [stderr]   15:     0x56186a4aff4c - core::result::Result<T,E>::expect::ha44f943dd068f14e
[INFO] [stderr]                                at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libcore/result.rs:960
[INFO] [stderr]   16:     0x56186a484505 - build_script_build::main::h8c4c4a754cf789b2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   17:     0x56186a46d2e0 - std::rt::lang_start::{{closure}}::h4aa5bbda4faced84
[INFO] [stderr]                                at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61
[INFO] [stderr]   18:     0x56186a7b6de3 - std::rt::lang_start_internal::{{closure}}::h87ac7726b4ada2a9
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   19:     0x56186a7b6de3 - std::panicking::try::do_call::he4d58a26927f0537
[INFO] [stderr]                                at src/libstd/panicking.rs:288
[INFO] [stderr]   20:     0x56186a7bd3da - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   21:     0x56186a7b796d - std::panicking::try::hc8ad7011d3baf74d
[INFO] [stderr]                                at src/libstd/panicking.rs:267
[INFO] [stderr]   22:     0x56186a7b796d - std::panic::catch_unwind::haaf07c0b1c45cbc8
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x56186a7b796d - std::rt::lang_start_internal::h53afdaeda14f9890
[INFO] [stderr]                                at src/libstd/rt.rs:47
[INFO] [stderr]   24:     0x56186a46d2b9 - std::rt::lang_start::h3f8210e1490edbff
[INFO] [stderr]                                at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61
[INFO] [stderr]   25:     0x56186a48470a - main
[INFO] [stderr]   26:     0x7f9e11c01b97 - __libc_start_main
[INFO] [stderr]   27:     0x56186a45196a - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "cf1525aba8b1f0c414dd45b570da69140bf4f2a1dae93c92612ec4faa54c2664"`
[INFO] running `"docker" "rm" "-f" "cf1525aba8b1f0c414dd45b570da69140bf4f2a1dae93c92612ec4faa54c2664"`
[INFO] [stdout] cf1525aba8b1f0c414dd45b570da69140bf4f2a1dae93c92612ec4faa54c2664