[INFO] updating cached repository rchaser53/llvm-ir-lt-sample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rchaser53/llvm-ir-lt-sample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/llvm-ir-lt-sample" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rchaser53/llvm-ir-lt-sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rchaser53/llvm-ir-lt-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rchaser53/llvm-ir-lt-sample" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rchaser53/llvm-ir-lt-sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rchaser53/llvm-ir-lt-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 891fdde99c192a4c9ae7081d024df513240ae097
[INFO] sha for GitHub repo rchaser53/llvm-ir-lt-sample: 891fdde99c192a4c9ae7081d024df513240ae097
[INFO] validating manifest of rchaser53/llvm-ir-lt-sample on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rchaser53/llvm-ir-lt-sample on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rchaser53/llvm-ir-lt-sample
[INFO] finished frobbing rchaser53/llvm-ir-lt-sample
[INFO] frobbed toml for rchaser53/llvm-ir-lt-sample written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/rchaser53/llvm-ir-lt-sample/Cargo.toml
[INFO] started frobbing rchaser53/llvm-ir-lt-sample
[INFO] finished frobbing rchaser53/llvm-ir-lt-sample
[INFO] frobbed toml for rchaser53/llvm-ir-lt-sample written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rchaser53/llvm-ir-lt-sample/Cargo.toml
[INFO] crate rchaser53/llvm-ir-lt-sample already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rchaser53/llvm-ir-lt-sample against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/rchaser53/llvm-ir-lt-sample:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 422a76addce4992c936729b13a6aada826239c442670da518d74c4bea56a8f5e
[INFO] running `"docker" "start" "-a" "422a76addce4992c936729b13a6aada826239c442670da518d74c4bea56a8f5e"`
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling llvm-ir-lt-sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling llvm-sys v60.2.0
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v60.2.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-0120a2738e752968/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 3.8.0 on PATH, but need 6.0.0.
[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_60_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-60.2.0/build.rs:62:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x562420d5807b - backtrace::backtrace::libunwind::trace::h65f453dfe0027df1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x562420d5807b - backtrace::backtrace::trace_unsynchronized::hcf757005c6accfed
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x562420d5807b - std::sys_common::backtrace::_print::h3230a9d2592a2eba
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x562420d5807b - std::sys_common::backtrace::print::h19f579688627ee7e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x562420d5807b - std::panicking::default_hook::{{closure}}::h472b43365b331815
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x562420d57d57 - std::panicking::default_hook::h0857821e5ff5a369
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x562420d587f0 - std::panicking::rust_panic_with_hook::ha9d31dc2aa8d852d
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x562420d34b98 - std::panicking::begin_panic::h3dd3e236513c3b16
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/panicking.rs:409
[INFO] [stderr]    8:     0x562420b3137e - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::hcaa6331e47c926ee
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:62
[INFO] [stderr]    9:     0x562420b3137e - core::ops::function::FnOnce::call_once::ha1a933e2d85444a4
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libcore/ops/function.rs:231
[INFO] [stderr]   10:     0x562420b34f83 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h6486a7214015a65c
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:28
[INFO] [stderr]   11:     0x562420b2febb - std::sync::once::Once::call_once::{{closure}}::hd5a59fad961f2b15
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/sync/once.rs:225
[INFO] [stderr]   12:     0x562420d55434 - std::sync::once::Once::call_inner::h85ca5ccc8e121dee
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   13:     0x562420b2fd93 - std::sync::once::Once::call_once::h0e7d02a38af9a503
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/sync/once.rs:225
[INFO] [stderr]   14:     0x562420b2d4bc - lazy_static::lazy::Lazy<T>::get::h77f740f6a3e70d8f
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:27
[INFO] [stderr]   15:     0x562420b2d4bc - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h5ee38a75ecbb7dd9
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stderr]   16:     0x562420b2d4bc - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h73f5b9e254637bac
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/<::lazy_static::__lazy_static_internal macros>:14
[INFO] [stderr]   17:     0x562420b2ad0a - build_script_build::llvm_config::h2b4aed23476d7c22
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:149
[INFO] [stderr]   18:     0x562420b2c82d - build_script_build::main::hb5000596afc7c9f2
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-60.2.0/build.rs:285
[INFO] [stderr]   19:     0x562420b2fcc0 - std::rt::lang_start::{{closure}}::he9fbcb17107c156f
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x562420d581f3 - std::rt::lang_start_internal::{{closure}}::h358a76ea39d8997f
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   21:     0x562420d581f3 - std::panicking::try::do_call::h1fdcc0a978075552
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   22:     0x562420d6064a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   23:     0x562420d58cfd - std::panicking::try::hd48ddd0547e22f90
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   24:     0x562420d58cfd - std::panic::catch_unwind::heb66ca2bf3960f9b
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   25:     0x562420d58cfd - std::rt::lang_start_internal::h7208f2146229fed7
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x562420b2fc99 - std::rt::lang_start::hc4d3c15b18866e3f
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   27:     0x562420b2d54a - main
[INFO] [stderr]   28:     0x7f3e46c852e1 - __libc_start_main
[INFO] [stderr]   29:     0x562420b29a9a - _start
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "422a76addce4992c936729b13a6aada826239c442670da518d74c4bea56a8f5e"`
[INFO] running `"docker" "rm" "-f" "422a76addce4992c936729b13a6aada826239c442670da518d74c4bea56a8f5e"`
[INFO] [stdout] 422a76addce4992c936729b13a6aada826239c442670da518d74c4bea56a8f5e