[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#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/llvm-rust-playground on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "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-1/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" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+e922e6444795ab795fab1943288aee3d543699b8" "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] 635166b341855f659d01f7e6cef7a8744e90cf9be99ab30d13f9e245ad01804c
[INFO] running `"docker" "start" "-a" "635166b341855f659d01f7e6cef7a8744e90cf9be99ab30d13f9e245ad01804c"`
[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 backtrace-sys v0.1.24
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling regex v0.2.11
[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-240a21dfb016419e/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-14f10d20a31f59e9/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:     0x55d47cde0d73 - backtrace::backtrace::libunwind::trace::hf0b2c458d451d75a
[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::h8f8c6daf4985dd01
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x55d47cdda8f3 - backtrace::capture::Backtrace::new_unresolved::h220268b6a51350b7
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x55d47cb4673b - failure::backtrace::internal::InternalBacktrace::new::h08e222d68ee594eb
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x55d47cb45cdc - failure::backtrace::Backtrace::new::ha037cf67acb7febb
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x55d47cb189ab - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hfddd61ddc6ece00e
[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:     0x55d47cb40357 - <failure::error::Error as core::convert::From<F>>::from::h9ee95fe51542428d
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x55d47cb11fe5 - failure::error_message::err_msg::hd88d377d394ea61a
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x55d47cb164e2 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h75ceb9b79b9fffa4
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x55d47cb453a8 - core::result::Result<T,E>::map_err::hc70e78ba9bc1e3fa
[INFO] [stderr]                         at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libcore/result.rs:598
[INFO] [stderr]    9:     0x55d47cb151d9 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h685c30830477f079
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x55d47cb14328 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h6a4a523b92844b27
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x55d47cb18c67 - build_script_build::main::h516acf2eaa3064fc
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x55d47cb3dd3f - std::rt::lang_start::{{closure}}::h3ce1b92419f82200
[INFO] [stderr]                         at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x55d47ce0dd92 - std::rt::lang_start_internal::{{closure}}::h537a2d77f0f9eb2b
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::hac85bb9436248e0f
[INFO] [stderr]                         at src/libstd/panicking.rs:292
[INFO] [stderr]   14:     0x55d47ce14329 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:78
[INFO] [stderr]   15:     0x55d47ce0e89f - std::panicking::try::hfda737be6bc9b3a3
[INFO] [stderr]                         at src/libstd/panicking.rs:270
[INFO] [stderr]                          - std::panic::catch_unwind::hb168c94334b21b4b
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h76b1fe1020874f18
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   16:     0x55d47cb3dd18 - std::rt::lang_start::h7629b06e92a0d61a
[INFO] [stderr]                         at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55d47cb18ea9 - main
[INFO] [stderr]   18:     0x7f0fc1608b96 - __libc_start_main
[INFO] [stderr]   19:     0x55d47caef7e9 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1189:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55d47ce0b9f4 - backtrace::backtrace::libunwind::trace::h9f1d8738cf6f142e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55d47ce0b9f4 - backtrace::backtrace::trace_unsynchronized::h36d929b1b2ff5781
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55d47ce0b9f4 - std::sys_common::backtrace::_print_fmt::hacbc333e6aeece5a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:84
[INFO] [stderr]    3:     0x55d47ce0b9f4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdf9238626066ab75
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x55d47ce2ddac - core::fmt::write::h5e029752b22165fa
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1024
[INFO] [stderr]    5:     0x55d47ce08cc7 - std::io::Write::write_fmt::hf6191160ed350e3f
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x55d47ce0dc6e - std::sys_common::backtrace::_print::h6a8189d6f64e43ee
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x55d47ce0dc6e - std::sys_common::backtrace::print::h8fb1dcbcd98a6ec2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x55d47ce0dc6e - std::panicking::default_hook::{{closure}}::h85d7bb172edc868f
[INFO] [stderr]                                at src/libstd/panicking.rs:193
[INFO] [stderr]    9:     0x55d47ce0d961 - std::panicking::default_hook::h4c7e437cd4a16e76
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x55d47ce0e34b - std::panicking::rust_panic_with_hook::h8647154d80cbed98
[INFO] [stderr]                                at src/libstd/panicking.rs:471
[INFO] [stderr]   11:     0x55d47ce0defe - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:375
[INFO] [stderr]   12:     0x55d47ce2abce - core::panicking::panic_fmt::he443c7a6ed279995
[INFO] [stderr]                                at src/libcore/panicking.rs:82
[INFO] [stderr]   13:     0x55d47ce2acc7 - core::result::unwrap_failed::h0e3645285a9409f4
[INFO] [stderr]                                at src/libcore/result.rs:1189
[INFO] [stderr]   14:     0x55d47cb44c40 - core::result::Result<T,E>::expect::h732a57b34cc354eb
[INFO] [stderr]                                at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libcore/result.rs:984
[INFO] [stderr]   15:     0x55d47cb18c8b - build_script_build::main::h516acf2eaa3064fc
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   16:     0x55d47cb3dd40 - std::rt::lang_start::{{closure}}::h3ce1b92419f82200
[INFO] [stderr]                                at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55d47ce0dd93 - std::rt::lang_start_internal::{{closure}}::h537a2d77f0f9eb2b
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55d47ce0dd93 - std::panicking::try::do_call::hac85bb9436248e0f
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   19:     0x55d47ce1432a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:78
[INFO] [stderr]   20:     0x55d47ce0e8a0 - std::panicking::try::hfda737be6bc9b3a3
[INFO] [stderr]                                at src/libstd/panicking.rs:270
[INFO] [stderr]   21:     0x55d47ce0e8a0 - std::panic::catch_unwind::hb168c94334b21b4b
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55d47ce0e8a0 - std::rt::lang_start_internal::h76b1fe1020874f18
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55d47cb3dd19 - std::rt::lang_start::h7629b06e92a0d61a
[INFO] [stderr]                                at /rustc/e922e6444795ab795fab1943288aee3d543699b8/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55d47cb18eaa - main
[INFO] [stderr]   25:     0x7f0fc1608b97 - __libc_start_main
[INFO] [stderr]   26:     0x55d47caef7ea - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "635166b341855f659d01f7e6cef7a8744e90cf9be99ab30d13f9e245ad01804c"`
[INFO] running `"docker" "rm" "-f" "635166b341855f659d01f7e6cef7a8744e90cf9be99ab30d13f9e245ad01804c"`
[INFO] [stdout] 635166b341855f659d01f7e6cef7a8744e90cf9be99ab30d13f9e245ad01804c