[INFO] updating cached repository https://github.com/maekawatoshiki/rucc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] c094a95f8a454f4e4654da241786676c57f1b6aa
[INFO] checking maekawatoshiki/rucc against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaekawatoshiki%2Frucc" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maekawatoshiki/rucc on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/maekawatoshiki/rucc
[INFO] finished tweaking git repo https://github.com/maekawatoshiki/rucc
[INFO] tweaked toml for git repo https://github.com/maekawatoshiki/rucc written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/maekawatoshiki/rucc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0602d4a4d217657bf76bb9ce1c311356ea33ceec5f946ba8d84441bfcc85dea8
[INFO] running `"docker" "start" "-a" "0602d4a4d217657bf76bb9ce1c311356ea33ceec5f946ba8d84441bfcc85dea8"`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking clap v2.29.1
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling llvm-sys v40.0.5
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v40.0.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-22be59c17c491f07/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 3.8.1 on PATH, but need 4.0.5.
[INFO] [stderr] Didn't find usable system-wide LLVM.
[INFO] [stderr] LLVM_SYS_40_PREFIX not set, not using precompiled binaries
[INFO] [stderr] LLVM_SYS_40_AUTOBUILD not set, will not automatically compile LLVM
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Could not find a compatible version of LLVM', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.5/build.rs:77:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x561e51317184 - backtrace::backtrace::libunwind::trace::h780d9312b947e32f
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x561e51317184 - backtrace::backtrace::trace_unsynchronized::h50fdb9faa9a37c56
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x561e51317184 - std::sys_common::backtrace::_print_fmt::h5fd3d374bdc4a419
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x561e51317184 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hea77cdef8cfcc21d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x561e5133789c - core::fmt::write::h4af900d733d7a583
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x561e51313297 - std::io::Write::write_fmt::h7ad411185b661d1b
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x561e51319775 - std::sys_common::backtrace::_print::h7743f537860b7fc2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x561e51319775 - std::sys_common::backtrace::print::h539b95bb1c3082e1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x561e51319775 - std::panicking::default_hook::{{closure}}::hc6479c8b41ede440
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    9:     0x561e51319466 - std::panicking::default_hook::hd581ebc9f02a25e1
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]   10:     0x561e51319e75 - std::panicking::rust_panic_with_hook::h3ef8c012e2c61ebc
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]   11:     0x561e51257025 - std::panicking::begin_panic::h40ddd017380e1bb3
[INFO] [stderr]                                at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libstd/panicking.rs:411
[INFO] [stderr]   12:     0x561e5116d030 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h7dd5d3bb6130451b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.5/build.rs:77
[INFO] [stderr]   13:     0x561e5116d030 - core::ops::function::FnOnce::call_once::heb80d720ad2d4f5d
[INFO] [stderr]                                at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libcore/ops/function.rs:227
[INFO] [stderr]   14:     0x561e5116a753 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h88c73c9e3aba1264
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
[INFO] [stderr]   15:     0x561e51178e2b - std::sync::once::Once::call_once::{{closure}}::hecfdf6be16550754
[INFO] [stderr]                                at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libstd/sync/once.rs:225
[INFO] [stderr]   16:     0x561e51316ca8 - std::sync::once::Once::call_inner::he5a5b6620725f15b
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   17:     0x561e51178cc3 - std::sync::once::Once::call_once::hb1295c2d30044f60
[INFO] [stderr]                                at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libstd/sync/once.rs:225
[INFO] [stderr]   18:     0x561e51168241 - lazy_static::lazy::Lazy<T>::get::h0c515678fdbbe52e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
[INFO] [stderr]   19:     0x561e51168241 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h767ef005bd654be9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.5/<::lazy_static::__lazy_static_internal macros>:19
[INFO] [stderr]   20:     0x561e51168241 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h118a7f6c85f6bf66
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.5/<::lazy_static::__lazy_static_internal macros>:21
[INFO] [stderr]   21:     0x561e51165f9a - build_script_build::llvm_config::h466a899c20fc3829
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.5/build.rs:164
[INFO] [stderr]   22:     0x561e511676a3 - build_script_build::main::ha89f1b336dd37d4d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.5/build.rs:289
[INFO] [stderr]   23:     0x561e5116bf10 - std::rt::lang_start::{{closure}}::hd4de11942ac64754
[INFO] [stderr]                                at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libstd/rt.rs:64
[INFO] [stderr]   24:     0x561e513198a3 - std::rt::lang_start_internal::{{closure}}::h89bcd519c19d1c00
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   25:     0x561e513198a3 - std::panicking::try::do_call::h9c0ecf24353b2f6f
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   26:     0x561e51321a7a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   27:     0x561e5131a36d - std::panicking::try::h2cce617c236f51a9
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   28:     0x561e5131a36d - std::panic::catch_unwind::heee61165154957e1
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   29:     0x561e5131a36d - std::rt::lang_start_internal::h84ae79bb2f097b77
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   30:     0x561e5116bee9 - std::rt::lang_start::hdcb1dcac1f893204
[INFO] [stderr]                                at /rustc/e689e5eaefe96e6dc3ed5bb629c521b7d207aff7/src/libstd/rt.rs:64
[INFO] [stderr]   31:     0x561e5116828a - main
[INFO] [stderr]   32:     0x7fa5ba8552e1 - __libc_start_main
[INFO] [stderr]   33:     0x561e51164cca - _start
[INFO] [stderr]   34:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "0602d4a4d217657bf76bb9ce1c311356ea33ceec5f946ba8d84441bfcc85dea8"`
[INFO] running `"docker" "rm" "-f" "0602d4a4d217657bf76bb9ce1c311356ea33ceec5f946ba8d84441bfcc85dea8"`
[INFO] [stdout] 0602d4a4d217657bf76bb9ce1c311356ea33ceec5f946ba8d84441bfcc85dea8