[INFO] updating cached repository https://github.com/fexolm/jfec
[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] 6de42e1766324b065d6ef53eb278677017d115bc
[INFO] checking fexolm/jfec against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fjfec" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fexolm/jfec on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fexolm/jfec
[INFO] finished tweaking git repo https://github.com/fexolm/jfec
[INFO] tweaked toml for git repo https://github.com/fexolm/jfec written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/fexolm/jfec already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a6261ddc5d79e0d2c7ae418ef01b72637b87ab9e17cd29a6ec599cf0eea12348
[INFO] running `"docker" "start" "-a" "a6261ddc5d79e0d2c7ae418ef01b72637b87ab9e17cd29a6ec599cf0eea12348"`
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking pest v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking criterion-stats v0.1.3
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking criterion-plot v0.1.3
[INFO] [stderr]    Compiling pest_meta v2.1.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking criterion v0.1.2
[INFO] [stderr]    Compiling llvm-sys v70.1.0
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v70.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/llvm-sys-1d0d24e011747814/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 6.0.0 on PATH, but need 7.0.0.
[INFO] [stderr] Didn't find usable system-wide LLVM.
[INFO] [stderr] No suitable version of LLVM was found system-wide or pointed
[INFO] [stderr]                   to by LLVM_SYS_70_PREFIX.
[INFO] [stderr]                   
[INFO] [stderr]                   Consider using `llvmenv` to compile an appropriate copy of LLVM, and
[INFO] [stderr]                   refer to the llvm-sys documentation for more information.
[INFO] [stderr]                   
[INFO] [stderr]                   llvm-sys: https://crates.io/crates/llvm-sys
[INFO] [stderr]                   llvmenv: https://crates.io/crates/llvmenv
[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-70.1.0/build.rs:73:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x562cf1347f24 - backtrace::backtrace::libunwind::trace::h3c0a6ef922927c46
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x562cf1347f24 - backtrace::backtrace::trace_unsynchronized::h35d4e03c0e8ab47a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x562cf1347f24 - std::sys_common::backtrace::_print_fmt::hf04e228d9456a61b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stderr]    3:     0x562cf1347f24 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfbc1dc77dae53d09
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]    4:     0x562cf136886c - core::fmt::write::h37dd608a61cc034b
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stderr]    5:     0x562cf1344047 - std::io::Write::write_fmt::h3b9053b7f45f25c3
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x562cf134a525 - std::sys_common::backtrace::_print::h9f196a8ab349c245
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stderr]    7:     0x562cf134a525 - std::sys_common::backtrace::print::h24c97bdb42c9567f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x562cf134a525 - std::panicking::default_hook::{{closure}}::h1bfa21bfab63e40f
[INFO] [stderr]                                at src/libstd/panicking.rs:196
[INFO] [stderr]    9:     0x562cf134a216 - std::panicking::default_hook::hf7ab6a844228b0c0
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x562cf134ac25 - std::panicking::rust_panic_with_hook::hf49dbf6343540046
[INFO] [stderr]                                at src/libstd/panicking.rs:473
[INFO] [stderr]   11:     0x562cf12fb603 - std::panicking::begin_panic::h23aa291cf7f57b5e
[INFO] [stderr]                                at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/panicking.rs:407
[INFO] [stderr]   12:     0x562cf109a030 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h74ab10194729ff99
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73
[INFO] [stderr]   13:     0x562cf109a030 - core::ops::function::FnOnce::call_once::h3a3f67e7b7daa76a
[INFO] [stderr]                                at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libcore/ops/function.rs:227
[INFO] [stderr]   14:     0x562cf10985bf - lazy_static::lazy::Lazy<T>::get::{{closure}}::hc713398ef0e0d9e8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28
[INFO] [stderr]   15:     0x562cf109d47b - std::sync::once::Once::call_once::{{closure}}::h767ecc2731085dda
[INFO] [stderr]                                at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/sync/once.rs:225
[INFO] [stderr]   16:     0x562cf1347a48 - std::sync::once::Once::call_inner::h484e855a7ec3e30a
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   17:     0x562cf109d313 - std::sync::once::Once::call_once::h3f39205cc6bdb130
[INFO] [stderr]                                at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/sync/once.rs:225
[INFO] [stderr]   18:     0x562cf1094ae5 - lazy_static::lazy::Lazy<T>::get::h91b5572d0515a5ed
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27
[INFO] [stderr]   19:     0x562cf1094ae5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::hce6f123b3dcf0e2d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:16
[INFO] [stderr]   20:     0x562cf1094ae5 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h8fbcd8f871e64172
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:18
[INFO] [stderr]   21:     0x562cf10923aa - build_script_build::llvm_config::h4f17df3c0ff2961e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167
[INFO] [stderr]   22:     0x562cf1093a20 - build_script_build::get_llvm_cflags::hc8217142de7408a5
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273
[INFO] [stderr]   23:     0x562cf1093e1e - build_script_build::main::hd1b3b951bbc2097f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300
[INFO] [stderr]   24:     0x562cf1098fc0 - std::rt::lang_start::{{closure}}::h2ffbce6ef18a56ac
[INFO] [stderr]                                at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64
[INFO] [stderr]   25:     0x562cf134a653 - std::rt::lang_start_internal::{{closure}}::he5fcc75ec165f647
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   26:     0x562cf134a653 - std::panicking::try::do_call::h17d15f6f56248700
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   27:     0x562cf1352b8a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   28:     0x562cf134b11d - std::panicking::try::h788d6f62571352f2
[INFO] [stderr]                                at src/libstd/panicking.rs:271
[INFO] [stderr]   29:     0x562cf134b11d - std::panic::catch_unwind::h118eae3cc66185af
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   30:     0x562cf134b11d - std::rt::lang_start_internal::h16dc6aaaeba64bf8
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   31:     0x562cf1098f99 - std::rt::lang_start::h67ef0a1c17b9b26e
[INFO] [stderr]                                at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64
[INFO] [stderr]   32:     0x562cf1094b6a - main
[INFO] [stderr]   33:     0x7f45f1954b97 - __libc_start_main
[INFO] [stderr]   34:     0x562cf1090faa - _start
[INFO] [stderr]   35:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "a6261ddc5d79e0d2c7ae418ef01b72637b87ab9e17cd29a6ec599cf0eea12348"`
[INFO] running `"docker" "rm" "-f" "a6261ddc5d79e0d2c7ae418ef01b72637b87ab9e17cd29a6ec599cf0eea12348"`
[INFO] [stdout] a6261ddc5d79e0d2c7ae418ef01b72637b87ab9e17cd29a6ec599cf0eea12348