[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#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Fllvm-rust-playground" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/llvm-rust-playground on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "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-6/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" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "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] 33623046e45723543053c8ffbd334dd968387f364e403d0745a5bc45b0217457
[INFO] running `"docker" "start" "-a" "33623046e45723543053c8ffbd334dd968387f364e403d0745a5bc45b0217457"`
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.4
[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]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling synstructure v0.9.0
[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 failure_derive v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.6.0
[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-42d3f772731fc129/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-c40ba89e0e22fce3/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:     0x55e024488ce3 - backtrace::backtrace::libunwind::trace::h3d29e95ad7cd2289
[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::hbdedb5a7f27cebb8
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x55e024482813 - backtrace::capture::Backtrace::new_unresolved::h5fae59159efa3817
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x55e0241eebbb - failure::backtrace::internal::InternalBacktrace::new::hd6c95b2e4473f7b0
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x55e0241edc5c - failure::backtrace::Backtrace::new::hf6a9f92c740456ef
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x55e0241c054b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h025924a68be10fdb
[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:     0x55e0241e8277 - <failure::error::Error as core::convert::From<F>>::from::h6db83de752089906
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x55e0241b9f25 - failure::error_message::err_msg::h411216f3f751f823
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x55e0241be472 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::h45024ad0298a38d7
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x55e0241ed328 - core::result::Result<T,E>::map_err::h97c74345f8f20f0d
[INFO] [stderr]                         at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libcore/result.rs:598
[INFO] [stderr]    9:     0x55e0241bd169 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::h60aaf2bc6a83fa83
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x55e0241bc2b8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::h062439e91214b327
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x55e0241c0bf7 - build_script_build::main::h4b378dd4733c1519
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x55e0241e5ccf - std::rt::lang_start::{{closure}}::h1f639b792eacbc36
[INFO] [stderr]                         at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x55e0244b5c82 - std::rt::lang_start_internal::{{closure}}::h8908fde85afe23e2
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::h4a6b7fd652bb44be
[INFO] [stderr]                         at src/libstd/panicking.rs:292
[INFO] [stderr]   14:     0x55e0244bc219 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:81
[INFO] [stderr]   15:     0x55e0244b678f - std::panicking::try::h3a04761f208f0237
[INFO] [stderr]                         at src/libstd/panicking.rs:270
[INFO] [stderr]                          - std::panic::catch_unwind::hcd13548900b20da0
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::hcbec06ca7695af54
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   16:     0x55e0241e5ca8 - std::rt::lang_start::h18a30944d5d0a3ce
[INFO] [stderr]                         at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55e0241c0e39 - main
[INFO] [stderr]   18:     0x7efce532bb96 - __libc_start_main
[INFO] [stderr]   19:     0x55e024197769 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', src/libcore/result.rs:1189:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55e0244b38e4 - backtrace::backtrace::libunwind::trace::h86a11ecd6abb81ed
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55e0244b38e4 - backtrace::backtrace::trace_unsynchronized::hb15fe4110e5f85d2
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55e0244b38e4 - std::sys_common::backtrace::_print_fmt::h3fe925aba6fb8a40
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:84
[INFO] [stderr]    3:     0x55e0244b38e4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::heeb49cad91640f09
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x55e0244d5c9c - core::fmt::write::h8833349fa0c8591c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1024
[INFO] [stderr]    5:     0x55e0244b0bb7 - std::io::Write::write_fmt::h04c97778c24a45de
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x55e0244b5b5e - std::sys_common::backtrace::_print::h94674bd19992a2fa
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x55e0244b5b5e - std::sys_common::backtrace::print::h96ed28e8e2a34b72
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x55e0244b5b5e - std::panicking::default_hook::{{closure}}::h11c2ff14a155c2b9
[INFO] [stderr]                                at src/libstd/panicking.rs:193
[INFO] [stderr]    9:     0x55e0244b5851 - std::panicking::default_hook::h036f22f28618618b
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x55e0244b623b - std::panicking::rust_panic_with_hook::hf61d02f6b05d844c
[INFO] [stderr]                                at src/libstd/panicking.rs:471
[INFO] [stderr]   11:     0x55e0244b5dee - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:375
[INFO] [stderr]   12:     0x55e0244d2abe - core::panicking::panic_fmt::h9ef0f02a9d526368
[INFO] [stderr]                                at src/libcore/panicking.rs:82
[INFO] [stderr]   13:     0x55e0244d2bb7 - core::result::unwrap_failed::h794c12ab7a19eb5f
[INFO] [stderr]                                at src/libcore/result.rs:1189
[INFO] [stderr]   14:     0x55e0241ecbc0 - core::result::Result<T,E>::expect::hbf830140d3f60267
[INFO] [stderr]                                at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libcore/result.rs:984
[INFO] [stderr]   15:     0x55e0241c0c1b - build_script_build::main::h4b378dd4733c1519
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   16:     0x55e0241e5cd0 - std::rt::lang_start::{{closure}}::h1f639b792eacbc36
[INFO] [stderr]                                at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55e0244b5c83 - std::rt::lang_start_internal::{{closure}}::h8908fde85afe23e2
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55e0244b5c83 - std::panicking::try::do_call::h4a6b7fd652bb44be
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   19:     0x55e0244bc21a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:81
[INFO] [stderr]   20:     0x55e0244b6790 - std::panicking::try::h3a04761f208f0237
[INFO] [stderr]                                at src/libstd/panicking.rs:270
[INFO] [stderr]   21:     0x55e0244b6790 - std::panic::catch_unwind::hcd13548900b20da0
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55e0244b6790 - std::rt::lang_start_internal::hcbec06ca7695af54
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55e0241e5ca9 - std::rt::lang_start::h18a30944d5d0a3ce
[INFO] [stderr]                                at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55e0241c0e3a - main
[INFO] [stderr]   25:     0x7efce532bb97 - __libc_start_main
[INFO] [stderr]   26:     0x55e02419776a - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "33623046e45723543053c8ffbd334dd968387f364e403d0745a5bc45b0217457"`
[INFO] running `"docker" "rm" "-f" "33623046e45723543053c8ffbd334dd968387f364e403d0745a5bc45b0217457"`
[INFO] [stdout] 33623046e45723543053c8ffbd334dd968387f364e403d0745a5bc45b0217457