[INFO] updating cached repository fexolm/jfec
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fexolm/jfec
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fexolm/jfec" "work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/fexolm/jfec"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/fexolm/jfec'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fexolm/jfec" "work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/fexolm/jfec"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/fexolm/jfec'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6de42e1766324b065d6ef53eb278677017d115bc
[INFO] sha for GitHub repo fexolm/jfec: 6de42e1766324b065d6ef53eb278677017d115bc
[INFO] validating manifest of fexolm/jfec on toolchain master#7840a0b753a065a41999f1fb6028f67d33e3fdd5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fexolm/jfec on toolchain try#6a9f0b6cc40687e25f9d772e3b10bab335c63853
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fexolm/jfec
[INFO] finished frobbing fexolm/jfec
[INFO] frobbed toml for fexolm/jfec written to work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/fexolm/jfec/Cargo.toml
[INFO] started frobbing fexolm/jfec
[INFO] finished frobbing fexolm/jfec
[INFO] frobbed toml for fexolm/jfec written to work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/fexolm/jfec/Cargo.toml
[INFO] crate fexolm/jfec already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking fexolm/jfec against try#6a9f0b6cc40687e25f9d772e3b10bab335c63853 for pr-60466
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60466/worker-7/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/fexolm/jfec:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c381f64d5d158087079c07d32004a217d1f93a9f5db65630539ff7cbe1cf2f33
[INFO] running `"docker" "start" "-a" "c381f64d5d158087079c07d32004a217d1f93a9f5db65630539ff7cbe1cf2f33"`
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]    Compiling llvm-sys v70.1.0
[INFO] [stderr]     Checking criterion-stats v0.1.3
[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/crater/target/debug/build/llvm-sys-bf526186832f0b8b/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 3.8.0 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/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55dc194968ea - backtrace::backtrace::libunwind::trace::h6a914de936d19d32
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.25/src/backtrace/libunwind.rs:97
[INFO] [stderr]    1:     0x55dc194968ea - backtrace::backtrace::trace_unsynchronized::hdc7962958aac26ca
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.25/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55dc194968ea - std::sys_common::backtrace::_print::h4636cc90ad6e9cc8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55dc194968ea - std::sys_common::backtrace::print::h5e5a912d150b774f
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55dc194968ea - std::panicking::default_hook::{{closure}}::h5fcf878e4219f22e
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    5:     0x55dc194965eb - std::panicking::default_hook::hff6517781036cbe2
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    6:     0x55dc1949705f - std::panicking::rust_panic_with_hook::h22be939073562a0c
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    7:     0x55dc193bc047 - std::panicking::begin_panic::h250506423dbf9fbf
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libstd/panicking.rs:408
[INFO] [stderr]    8:     0x55dc191dfd5c - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h94d4e776831dd09d
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:73
[INFO] [stderr]    9:     0x55dc191dfd5c - core::ops::function::FnOnce::call_once::h77049724282a3b12
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libcore/ops/function.rs:231
[INFO] [stderr]   10:     0x55dc191e23e1 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h76a10a2401c2dea5
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28
[INFO] [stderr]   11:     0x55dc191e323a - std::sync::once::Once::call_once::{{closure}}::h157412ae214b483b
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libstd/sync/once.rs:220
[INFO] [stderr]   12:     0x55dc19493c65 - std::sync::once::Once::call_inner::hc46f50a489051d3c
[INFO] [stderr]                                at src/libstd/sync/once.rs:387
[INFO] [stderr]   13:     0x55dc191e31cc - std::sync::once::Once::call_once::hde750d66c5128fb5
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libstd/sync/once.rs:220
[INFO] [stderr]   14:     0x55dc191da541 - lazy_static::lazy::Lazy<T>::get::he60ad2eefd591ba2
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27
[INFO] [stderr]   15:     0x55dc191da541 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h1a5d28a749f3d771
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stderr]   16:     0x55dc191da541 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hcfa2c06ee491fff6
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stderr]   17:     0x55dc191d7cc9 - build_script_build::llvm_config::h559792b9ad3e69b8
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:167
[INFO] [stderr]   18:     0x55dc191d940f - build_script_build::get_llvm_cflags::h9c4a1f40ee4a0640
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:273
[INFO] [stderr]   19:     0x55dc191d980d - build_script_build::main::h2630e48ed5a0f4e3
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.1.0/build.rs:300
[INFO] [stderr]   20:     0x55dc191ded1f - std::rt::lang_start::{{closure}}::h20dd51dd230192fd
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55dc19496a62 - std::rt::lang_start_internal::{{closure}}::h7a046000d751c604
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   22:     0x55dc19496a62 - std::panicking::try::do_call::h7822f6600116a051
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   23:     0x55dc1949f6c9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   24:     0x55dc1949756c - std::panicking::try::h358b691e2e16967b
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]   25:     0x55dc1949756c - std::panic::catch_unwind::haa1f6d1877145dfc
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   26:     0x55dc1949756c - std::rt::lang_start_internal::hdb0bb82020fa34fd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   27:     0x55dc191decf8 - std::rt::lang_start::ha4ebd4f0f5c0ca30
[INFO] [stderr]                                at /rustc/6a9f0b6cc40687e25f9d772e3b10bab335c63853/src/libstd/rt.rs:64
[INFO] [stderr]   28:     0x55dc191da5d9 - main
[INFO] [stderr]   29:     0x7f95ef2b32e0 - __libc_start_main
[INFO] [stderr]   30:     0x55dc191d68e9 - _start
[INFO] [stderr]   31:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c381f64d5d158087079c07d32004a217d1f93a9f5db65630539ff7cbe1cf2f33"`
[INFO] running `"docker" "rm" "-f" "c381f64d5d158087079c07d32004a217d1f93a9f5db65630539ff7cbe1cf2f33"`
[INFO] [stdout] c381f64d5d158087079c07d32004a217d1f93a9f5db65630539ff7cbe1cf2f33