[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#be493fe8cc40c3d3f6030a1313c1ff747fce770d for pr-69129
[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 be493fe8cc40c3d3f6030a1313c1ff747fce770d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "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" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5df45b15a259433a45c8ee6a4a01b2d96138cfb9bb8c44703e4400c1379e49bd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5df45b15a259433a45c8ee6a4a01b2d96138cfb9bb8c44703e4400c1379e49bd"`
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling llvm-rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling aho-corasick v0.6.7
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.4
[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 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-dc357068de8067da/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-932ad7d60a19bc2b/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:     0x56400b89c8b3 - backtrace::backtrace::libunwind::trace::h4e9047fce78b7ae0
[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::hf41174f1082a03c4
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/backtrace/mod.rs:42
[INFO] [stderr]    1:     0x56400b899d03 - backtrace::capture::Backtrace::new_unresolved::h3b1b597311ca6116
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.9/src/capture.rs:88
[INFO] [stderr]    2:     0x56400b603bdd - failure::backtrace::internal::InternalBacktrace::new::hd6d00298ba0f9f6b
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/internal.rs:44
[INFO] [stderr]    3:     0x56400b602a0c - failure::backtrace::Backtrace::new::hfe27d009e0a72dd4
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/backtrace/mod.rs:111
[INFO] [stderr]    4:     0x56400b5d778b - <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hce9d13621d0c3d2c
[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:     0x56400b5d2207 - <failure::error::Error as core::convert::From<F>>::from::h2743aacaa4fedd75
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error/mod.rs:36
[INFO] [stderr]    6:     0x56400b5d2395 - failure::error_message::err_msg::hb2b7323f8492ed7d
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.2/src/error_message.rs:12
[INFO] [stderr]    7:     0x56400b5cf335 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::{{closure}}::hc40be86ae7b7cdfa
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:95
[INFO] [stderr]    8:     0x56400b601e85 - core::result::Result<T,E>::map_err::h5c5e9a1cb3e72cae
[INFO] [stderr]                         at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libcore/result.rs:610
[INFO] [stderr]    9:     0x56400b5cdf79 - build_script_build::llvm::Generator::get_llvm_sys_crate_path::he3736b6daeb6ad97
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:94
[INFO] [stderr]   10:     0x56400b5cd0d8 - build_script_build::llvm::Generator::parse_llvm_sys_crate::ha4c7d5bc2bdffe40
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:67
[INFO] [stderr]   11:     0x56400b5d7c4c - build_script_build::main::h54caac19b69accaa
[INFO] [stderr]                         at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   12:     0x56400b5fb50a - std::rt::lang_start::{{closure}}::hba1f526de060f7bb
[INFO] [stderr]                         at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libstd/rt.rs:67
[INFO] [stderr]   13:     0x56400b8cdea2 - std::rt::lang_start_internal::{{closure}}::hc91014860c894262
[INFO] [stderr]                         at src/libstd/rt.rs:52
[INFO] [stderr]                          - std::panicking::try::do_call::hb7281b56bbedf5f6
[INFO] [stderr]                         at src/libstd/panicking.rs:303
[INFO] [stderr]   14:     0x56400b8d48b6 - __rust_maybe_catch_panic
[INFO] [stderr]                         at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   15:     0x56400b8ce958 - std::panicking::try::he2ddd46f7d421fa4
[INFO] [stderr]                         at src/libstd/panicking.rs:281
[INFO] [stderr]                          - std::panic::catch_unwind::h96529f74bbd30954
[INFO] [stderr]                         at src/libstd/panic.rs:394
[INFO] [stderr]                          - std::rt::lang_start_internal::h66b23d61651d06fd
[INFO] [stderr]                         at src/libstd/rt.rs:51
[INFO] [stderr]   16:     0x56400b5fb4e6 - std::rt::lang_start::h6e58d801061439c4
[INFO] [stderr]                         at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x56400b5d7ea9 - main
[INFO] [stderr]   18:     0x7fed7d20fb96 - __libc_start_main
[INFO] [stderr]   19:     0x56400b5b5969 - _start
[INFO] [stderr]   20:                0x0 - <unknown>', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56400b8cb644 - backtrace::backtrace::libunwind::trace::h85814ed5761b405b
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x56400b8cb644 - backtrace::backtrace::trace_unsynchronized::h7e14b55873159a50
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56400b8cb644 - std::sys_common::backtrace::_print_fmt::h06984e0f03402a64
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x56400b8cb644 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h54c9889fb992fb45
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x56400b8ee2dc - core::fmt::write::h07730eab2db38382
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1052
[INFO] [stderr]    5:     0x56400b8c8537 - std::io::Write::write_fmt::hbed464fdb7564829
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x56400b8cdd85 - std::sys_common::backtrace::_print::h809bdb75f2567ffd
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x56400b8cdd85 - std::sys_common::backtrace::print::hd24101ae6893de76
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x56400b8cdd85 - std::panicking::default_hook::{{closure}}::hb2df444c384c9d7c
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x56400b8cdac6 - std::panicking::default_hook::hee61a28e9920f483
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x56400b8ce3e2 - std::panicking::rust_panic_with_hook::h4b802d420faaf7c4
[INFO] [stderr]                                at src/libstd/panicking.rs:470
[INFO] [stderr]   11:     0x56400b8cdfcb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:378
[INFO] [stderr]   12:     0x56400b8ecb71 - core::panicking::panic_fmt::h14dd4a2469d1f31f
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x56400b8ec993 - core::option::expect_none_failed::h533d3ff7c182d86b
[INFO] [stderr]                                at src/libcore/option.rs:1211
[INFO] [stderr]   14:     0x56400b6019ee - core::result::Result<T,E>::expect::he12a2c13c0124b63
[INFO] [stderr]                                at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libcore/result.rs:961
[INFO] [stderr]   15:     0x56400b5d7c77 - build_script_build::main::h54caac19b69accaa
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-llvm-proxy-0.1.3/build.rs:18
[INFO] [stderr]   16:     0x56400b5fb50b - std::rt::lang_start::{{closure}}::hba1f526de060f7bb
[INFO] [stderr]                                at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x56400b8cdea3 - std::rt::lang_start_internal::{{closure}}::hc91014860c894262
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x56400b8cdea3 - std::panicking::try::do_call::hb7281b56bbedf5f6
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   19:     0x56400b8d48b7 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x56400b8ce959 - std::panicking::try::he2ddd46f7d421fa4
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x56400b8ce959 - std::panic::catch_unwind::h96529f74bbd30954
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x56400b8ce959 - std::rt::lang_start_internal::h66b23d61651d06fd
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x56400b5fb4e7 - std::rt::lang_start::h6e58d801061439c4
[INFO] [stderr]                                at /rustc/be493fe8cc40c3d3f6030a1313c1ff747fce770d/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x56400b5d7eaa - main
[INFO] [stderr]   25:     0x7fed7d20fb97 - __libc_start_main
[INFO] [stderr]   26:     0x56400b5b596a - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "5df45b15a259433a45c8ee6a4a01b2d96138cfb9bb8c44703e4400c1379e49bd"`
[INFO] running `"docker" "rm" "-f" "5df45b15a259433a45c8ee6a4a01b2d96138cfb9bb8c44703e4400c1379e49bd"`
[INFO] [stdout] 5df45b15a259433a45c8ee6a4a01b2d96138cfb9bb8c44703e4400c1379e49bd