[INFO] cloning repository https://github.com/rchaser53/llvm-rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rchaser53/llvm-rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cd94437b3a865f14cd59ae781dac15cd7ea718a
[INFO] checking rchaser53/llvm-rust-playground against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/llvm-rust-playground on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-14/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.22
[INFO] [stderr]   Downloaded aho-corasick v0.6.7
[INFO] [stderr]   Downloaded cargo_metadata v0.6.0
[INFO] [stderr]   Downloaded llvm-sys v60.2.0
[INFO] [stderr]   Downloaded rustc-llvm-proxy v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 480db880d0a3d3d40f71d4be60b43fbf42173ccb0b3a26706d10d43d691d20cc
[INFO] running `Command { std: "docker" "start" "-a" "480db880d0a3d3d40f71d4be60b43fbf42173ccb0b3a26706d10d43d691d20cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "480db880d0a3d3d40f71d4be60b43fbf42173ccb0b3a26706d10d43d691d20cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480db880d0a3d3d40f71d4be60b43fbf42173ccb0b3a26706d10d43d691d20cc", kill_on_drop: false }`
[INFO] [stdout] 480db880d0a3d3d40f71d4be60b43fbf42173ccb0b3a26706d10d43d691d20cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5dd5f14050007901cbc79a806a536d69b64658e08dd9b8da8a57c0a22b2c6a35
[INFO] running `Command { std: "docker" "start" "-a" "5dd5f14050007901cbc79a806a536d69b64658e08dd9b8da8a57c0a22b2c6a35", kill_on_drop: false }`
[INFO] [stderr]    Compiling llvm-rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling rustc-llvm-proxy v0.1.3
[INFO] [stderr]    Compiling llvm-sys v60.2.0
[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-c7fa13822ee4e0ec/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-9a6cd09f32b71556/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:     0x55f782a1a693 - backtrace::backtrace::libunwind::trace::haa9ff51f7c5150d7
[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::hf70126d770d3cfe9
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]      1:     0x55f782a14e25 - backtrace::capture::Backtrace::new_unresolved::h90d08fe2fd5b2c56
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]      2:     0x55f7827da5d0 - failure::backtrace::internal::InternalBacktrace::new::h21308291a4684a21
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]      3:     0x55f7827d947c - failure::backtrace::Backtrace::new::h34681ebaf3bf57cf
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]      4:     0x55f7827ccfec - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hd8b6f0c4348d2848
[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:     0x55f7827a5ff7 - <failure::error::Error as core::convert::From<F>>::from::hd3da5c54eabb9aad
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]      6:     0x55f7827b05c5 - failure::error_message::err_msg::h04f012d9737dd8c7
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]      7:     0x55f7827cf169 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h9147a51c704a0324
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]      8:     0x55f7827a5948 - core::result::Result<T,E>::map_err::h5e6737c1a4f50da3
[INFO] [stderr]                           at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/result.rs:595
[INFO] [stderr]      9:     0x55f7827cdfd8 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::hda81a83376a3f6dc
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]     10:     0x55f7827cd3b8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h3367b26ca7499cab
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]     11:     0x55f7827b086b - build_script_build::main::h17607f15ae46d485
[INFO] [stderr]                           at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]     12:     0x55f7827aafda - core::ops::function::FnOnce::call_once::hc628d4a51b8e1c88
[INFO] [stderr]                           at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227
[INFO] [stderr]     13:     0x55f7827a8add - std::sys_common::backtrace::__rust_begin_short_backtrace::hf03a2774550139c6
[INFO] [stderr]                           at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125
[INFO] [stderr]     14:     0x55f7827cc0c0 - std::rt::lang_start::{{closure}}::haaf4e329ec9eb16b
[INFO] [stderr]                           at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66
[INFO] [stderr]     15:     0x55f782a54236 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                           at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259
[INFO] [stderr]                            - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                           at library/std/src/panicking.rs:379
[INFO] [stderr]                            - std::panicking::try::h068087b173f80a49
[INFO] [stderr]                           at library/std/src/panicking.rs:343
[INFO] [stderr]                            - std::panic::catch_unwind::h1f8259807e825279
[INFO] [stderr]                           at library/std/src/panic.rs:396
[INFO] [stderr]                            - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                           at library/std/src/rt.rs:51
[INFO] [stderr]     16:     0x55f7827cc096 - std::rt::lang_start::h7cd1a720441f3d8d
[INFO] [stderr]                           at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65
[INFO] [stderr]     17:     0x55f7827b0ab9 - main
[INFO] [stderr]     18:     0x7fc012bfd0b2 - __libc_start_main
[INFO] [stderr]     19:     0x55f78278c17d - _start
[INFO] [stderr]     20:                0x0 - <unknown>', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:20:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f782a50e50 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x55f782a50e50 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f782a50e50 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55f782a50e50 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8d62bbfda6d5c836
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55f782a72fec - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x55f782a4dc82 - std::io::Write::write_fmt::h16a9fe7680ac245c
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/io/mod.rs:1516:15
[INFO] [stderr]      6:     0x55f782a53585 - std::sys_common::backtrace::_print::h9ba51a6db618de7d
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55f782a53585 - std::sys_common::backtrace::print::h5f20e41c85e91716
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55f782a53585 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55f782a530da - std::panicking::default_hook::hb3948d1f74b6ff4c
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55f782a53d21 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55f782a53867 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55f782a512ec - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55f782a537c9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55f782a71951 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55f782a71773 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x55f7827a563f - core::result::Result<T,E>::expect::h4c6c5127cd30af03
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/result.rs:933:23
[INFO] [stderr]     17:     0x55f7827b0896 - build_script_build::main::h17607f15ae46d485
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18:5
[INFO] [stderr]     18:     0x55f7827aafdb - core::ops::function::FnOnce::call_once::hc628d4a51b8e1c88
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55f7827a8ade - std::sys_common::backtrace::__rust_begin_short_backtrace::hf03a2774550139c6
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55f7827cc0c1 - std::rt::lang_start::{{closure}}::haaf4e329ec9eb16b
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55f782a54237 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55f782a54237 - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55f782a54237 - std::panicking::try::h068087b173f80a49
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55f782a54237 - std::panic::catch_unwind::h1f8259807e825279
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14
[INFO] [stderr]     25:     0x55f782a54237 - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55f7827cc097 - std::rt::lang_start::h7cd1a720441f3d8d
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55f7827b0aba - main
[INFO] [stderr]     28:     0x7fc012bfd0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55f78278c17e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "5dd5f14050007901cbc79a806a536d69b64658e08dd9b8da8a57c0a22b2c6a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd5f14050007901cbc79a806a536d69b64658e08dd9b8da8a57c0a22b2c6a35", kill_on_drop: false }`
[INFO] [stdout] 5dd5f14050007901cbc79a806a536d69b64658e08dd9b8da8a57c0a22b2c6a35