[INFO] fetching crate predicator 0.0.5...
[INFO] extracting crate predicator 0.0.5 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/predicator/0.0.5
[INFO] extracting crate predicator 0.0.5 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/predicator/0.0.5
[INFO] validating manifest of predicator-0.0.5 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of predicator-0.0.5 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing predicator-0.0.5
[INFO] finished frobbing predicator-0.0.5
[INFO] frobbed toml for predicator-0.0.5 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/predicator/0.0.5/Cargo.toml
[INFO] started frobbing predicator-0.0.5
[INFO] finished frobbing predicator-0.0.5
[INFO] frobbed toml for predicator-0.0.5 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/predicator/0.0.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-extra v0.0.17
[INFO] [stderr]   Downloaded llvm-sys v40.0.7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking predicator-0.0.5 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/predicator/0.0.5:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d362e75489c293f094aad13aa80ef9ff6127ad3123d2cf93d120cc92a19761b5
[INFO] running `"docker" "start" "-a" "d362e75489c293f094aad13aa80ef9ff6127ad3123d2cf93d120cc92a19761b5"`
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]     Checking rust-extra v0.0.17
[INFO] [stderr]    Compiling llvm-sys v40.0.7
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr] error: failed to run custom build command for `llvm-sys v40.0.7`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/llvm-sys-24e7e55efd304bbf/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Found LLVM version 3.8.1 on PATH, but need 4.0.7.
[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/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/build.rs:77:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5571e1dc697b - backtrace::backtrace::libunwind::trace::h00e2f01ca6755a19
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5571e1dc697b - backtrace::backtrace::trace_unsynchronized::hc2e55f9123c24578
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5571e1dc697b - std::sys_common::backtrace::_print::h878d975ca669e1b4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x5571e1dc697b - std::sys_common::backtrace::print::h1b2f6b4885b021f3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x5571e1dc697b - std::panicking::default_hook::{{closure}}::he9ab19abef5c787f
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x5571e1dc667c - std::panicking::default_hook::h9b73316e8577c3fa
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x5571e1dc70f0 - std::panicking::rust_panic_with_hook::he062866264d328c5
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x5571e1da34c8 - std::panicking::begin_panic::h6e040db735a780f2
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/panicking.rs:409
[INFO] [stderr]    8:     0x5571e1bbbdf3 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h260a007685cbf008
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/build.rs:77
[INFO] [stderr]    9:     0x5571e1bbbdf3 - core::ops::function::FnOnce::call_once::hbb3b61952ff8b33f
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libcore/ops/function.rs:231
[INFO] [stderr]   10:     0x5571e1bb8d43 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h3e8a037593369a9a
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
[INFO] [stderr]   11:     0x5571e1bb8feb - std::sync::once::Once::call_once::{{closure}}::h911774c5403df814
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/sync/once.rs:225
[INFO] [stderr]   12:     0x5571e1dc3cf6 - std::sync::once::Once::call_inner::h3d1b51192d326084
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   13:     0x5571e1bb8ecd - std::sync::once::Once::call_once::h59c2a3ae91516b43
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/sync/once.rs:225
[INFO] [stderr]   14:     0x5571e1bb655f - lazy_static::lazy::Lazy<T>::get::h18ac995799f1ecf4
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
[INFO] [stderr]   15:     0x5571e1bb655f - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::hcb1971478575e6a0
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stderr]   16:     0x5571e1bb655f - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hf3c71ea64e2db72c
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/<::lazy_static::__lazy_static_internal macros>:14
[INFO] [stderr]   17:     0x5571e1bb41ea - build_script_build::llvm_config::hadb42472dc338c07
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/build.rs:164
[INFO] [stderr]   18:     0x5571e1bb5973 - build_script_build::main::hc102b0a716c90a75
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/build.rs:289
[INFO] [stderr]   19:     0x5571e1bb9d60 - std::rt::lang_start::{{closure}}::h287a9a302f3d5e0a
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x5571e1dc6af3 - std::rt::lang_start_internal::{{closure}}::hac4055a4b24c3806
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   21:     0x5571e1dc6af3 - std::panicking::try::do_call::h0bdfdef338a7b8de
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   22:     0x5571e1dcf70a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   23:     0x5571e1dc75fd - std::panicking::try::h5986cc11523af350
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   24:     0x5571e1dc75fd - std::panic::catch_unwind::h5e6e2d11127cecca
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   25:     0x5571e1dc75fd - std::rt::lang_start_internal::hd1ad303a81183dc4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x5571e1bb9d39 - std::rt::lang_start::h5f94b1b633016505
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   27:     0x5571e1bb65aa - main
[INFO] [stderr]   28:     0x7f117b00f2e1 - __libc_start_main
[INFO] [stderr]   29:     0x5571e1bb2f7a - _start
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d362e75489c293f094aad13aa80ef9ff6127ad3123d2cf93d120cc92a19761b5"`
[INFO] running `"docker" "rm" "-f" "d362e75489c293f094aad13aa80ef9ff6127ad3123d2cf93d120cc92a19761b5"`
[INFO] [stdout] d362e75489c293f094aad13aa80ef9ff6127ad3123d2cf93d120cc92a19761b5