[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#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/llvm-rust-playground on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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-8/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] b44b5686777e944d93a17bd7fbfde07534c4c05c1c347d5b460a028a41f16be9
[INFO] running `"docker" "start" "-a" "b44b5686777e944d93a17bd7fbfde07534c4c05c1c347d5b460a028a41f16be9"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling llvm-rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[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 llvm-sys v60.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.79
[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-00e73f4802a27822/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-5571cc5ff5f0c0c5/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:     0x5631e6d2d8c3 - backtrace::backtrace::libunwind::trace::h8d06501d3af646dd
[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::he9aa8d194aa847ca
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x5631e6d1f633 - backtrace::capture::Backtrace::new_unresolved::hb00fcc00ad7b1eae
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x5631e6a4f81b - failure::backtrace::internal::InternalBacktrace::new::h2f9b6e03cc55567b
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x5631e6a4f2ac - failure::backtrace::Backtrace::new::h368ee50efac8afb7
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x5631e6a2203b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h62502b8fc188e76d
[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:     0x5631e6a18b27 - <failure::error::Error as core::convert::From<F>>::from::h5e4087b9d69e73ed
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x5631e6a20935 - failure::error_message::err_msg::h44dbee0203410c13
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x5631e6a1cfc2 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h480c558c03edf3af
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x5631e6a4ea7b - core::result::Result<T,E>::map_err::h5c1e0a630a5091a7
[INFO] [stderr]                         at /rustc/ea663bba38739867a4b75ac820991b4f5d093c3b/src/libcore/result.rs:574
[INFO] [stderr]    9:     0x5631e6a1b9f1 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h546b1acd7abfc441
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x5631e6a1a960 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h2fea171eae930a4f
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x5631e6a226e1 - build_script_build::main::hc0580513d7929e81
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x5631e6a0b4df - std::rt::lang_start::{{closure}}::hd9dc924e13bed759
[INFO] [stderr]                         at /rustc/ea663bba38739867a4b75ac820991b4f5d093c3b/src/libstd/rt.rs:61
[INFO] [stderr]   13:     0x5631e6d56292 - std::rt::lang_start_internal::{{closure}}::hbff5fe9c19d221a8
[INFO] [stderr]                         at src/libstd/rt.rs:48
[INFO] [stderr]                          - std::panicking::try::do_call::h330d2d9ad3936443
[INFO] [stderr]                         at src/libstd/panicking.rs:286
[INFO] [stderr]   14:     0x5631e6d5c889 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   15:     0x5631e6d56e1c - std::panicking::try::h0001f4cc821eb44d
[INFO] [stderr]                         at src/libstd/panicking.rs:265
[INFO] [stderr]                          - std::panic::catch_unwind::hc7071df6aa2e6fb8
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::hd852b1b003ba5a93
[INFO] [stderr]                         at src/libstd/rt.rs:47
[INFO] [stderr]   16:     0x5631e6a0b4b8 - std::rt::lang_start::hb6ad564458544ed4
[INFO] [stderr]                         at /rustc/ea663bba38739867a4b75ac820991b4f5d093c3b/src/libstd/rt.rs:61
[INFO] [stderr]   17:     0x5631e6a22909 - main
[INFO] [stderr]   18:     0x7f6457abab96 - __libc_start_main
[INFO] [stderr]   19:     0x5631e69efb69 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1165:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5631e6d53b2a - backtrace::backtrace::libunwind::trace::h62ee5d8325268128
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5631e6d53b2a - backtrace::backtrace::trace_unsynchronized::h0c2dcc20fbafc255
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5631e6d53b2a - std::sys_common::backtrace::_print_fmt::h5452375970baa944
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x5631e6d53b2a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdcdebd1ff29cf05e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x5631e6d7614c - core::fmt::write::h1a9d5001c75dea4b
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1028
[INFO] [stderr]    5:     0x5631e6d50e07 - std::io::Write::write_fmt::hc50d5b4b29eeddb4
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x5631e6d5616e - std::sys_common::backtrace::_print::hd026679112716709
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x5631e6d5616e - std::sys_common::backtrace::print::hc2cd7cb69b3121ae
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x5631e6d5616e - std::panicking::default_hook::{{closure}}::hac834639b20b63f7
[INFO] [stderr]                                at src/libstd/panicking.rs:187
[INFO] [stderr]    9:     0x5631e6d55e71 - std::panicking::default_hook::h2fc956babc86e97d
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]   10:     0x5631e6d56865 - std::panicking::rust_panic_with_hook::hb65306f2c92eac01
[INFO] [stderr]                                at src/libstd/panicking.rs:467
[INFO] [stderr]   11:     0x5631e6d56402 - std::panicking::continue_panic_fmt::h22291b07d0b7f087
[INFO] [stderr]                                at src/libstd/panicking.rs:374
[INFO] [stderr]   12:     0x5631e6d562f6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:301
[INFO] [stderr]   13:     0x5631e6d72fba - core::panicking::panic_fmt::h2df585b32c0e3baa
[INFO] [stderr]                                at src/libcore/panicking.rs:84
[INFO] [stderr]   14:     0x5631e6d730b7 - core::result::unwrap_failed::h85805d40729c1e11
[INFO] [stderr]                                at src/libcore/result.rs:1165
[INFO] [stderr]   15:     0x5631e6a4e14c - core::result::Result<T,E>::expect::h7860532d1b8bf21a
[INFO] [stderr]                                at /rustc/ea663bba38739867a4b75ac820991b4f5d093c3b/src/libcore/result.rs:960
[INFO] [stderr]   16:     0x5631e6a22705 - build_script_build::main::hc0580513d7929e81
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   17:     0x5631e6a0b4e0 - std::rt::lang_start::{{closure}}::hd9dc924e13bed759
[INFO] [stderr]                                at /rustc/ea663bba38739867a4b75ac820991b4f5d093c3b/src/libstd/rt.rs:61
[INFO] [stderr]   18:     0x5631e6d56293 - std::rt::lang_start_internal::{{closure}}::hbff5fe9c19d221a8
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   19:     0x5631e6d56293 - std::panicking::try::do_call::h330d2d9ad3936443
[INFO] [stderr]                                at src/libstd/panicking.rs:286
[INFO] [stderr]   20:     0x5631e6d5c88a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   21:     0x5631e6d56e1d - std::panicking::try::h0001f4cc821eb44d
[INFO] [stderr]                                at src/libstd/panicking.rs:265
[INFO] [stderr]   22:     0x5631e6d56e1d - std::panic::catch_unwind::hc7071df6aa2e6fb8
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x5631e6d56e1d - std::rt::lang_start_internal::hd852b1b003ba5a93
[INFO] [stderr]                                at src/libstd/rt.rs:47
[INFO] [stderr]   24:     0x5631e6a0b4b9 - std::rt::lang_start::hb6ad564458544ed4
[INFO] [stderr]                                at /rustc/ea663bba38739867a4b75ac820991b4f5d093c3b/src/libstd/rt.rs:61
[INFO] [stderr]   25:     0x5631e6a2290a - main
[INFO] [stderr]   26:     0x7f6457abab97 - __libc_start_main
[INFO] [stderr]   27:     0x5631e69efb6a - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "b44b5686777e944d93a17bd7fbfde07534c4c05c1c347d5b460a028a41f16be9"`
[INFO] running `"docker" "rm" "-f" "b44b5686777e944d93a17bd7fbfde07534c4c05c1c347d5b460a028a41f16be9"`
[INFO] [stdout] b44b5686777e944d93a17bd7fbfde07534c4c05c1c347d5b460a028a41f16be9