[INFO] fetching crate predicator 0.0.5...
[INFO] extracting crate predicator 0.0.5 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/predicator/0.0.5
[INFO] extracting crate predicator 0.0.5 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/predicator/0.0.5
[INFO] validating manifest of predicator-0.0.5 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of predicator-0.0.5 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-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-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/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-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/predicator/0.0.5/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-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/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking predicator-0.0.5 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/predicator/0.0.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 988414d3c29b0e1940138c4b14c286cb0bcc5406489ff75b60429c4926f8d492
[INFO] running `"docker" "start" "-a" "988414d3c29b0e1940138c4b14c286cb0bcc5406489ff75b60429c4926f8d492"`
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]     Checking rust-extra v0.0.17
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]    Compiling llvm-sys v40.0.7
[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-13f6fa9ba1e28bd1/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:     0x555a79895a3b - backtrace::backtrace::libunwind::trace::h3eb7dec79b0cb248
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x555a79895a3b - backtrace::backtrace::trace_unsynchronized::h828522acfd8fecfd
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x555a79895a3b - std::sys_common::backtrace::_print::ha50329dede3e270e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x555a79895a3b - std::sys_common::backtrace::print::ha6d7f96740481555
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x555a79895a3b - std::panicking::default_hook::{{closure}}::h48c4812e51e499b0
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x555a79895717 - std::panicking::default_hook::h5d25d0fa83093442
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x555a798961b0 - std::panicking::rust_panic_with_hook::h1babb2b4ac73106c
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x555a797b0228 - std::panicking::begin_panic::h5fe9c7d277835a12
[INFO] [stderr]                                at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/panicking.rs:411
[INFO] [stderr]    8:     0x555a7968b513 - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__static_ref_initialize::h93983ffdb653b07a
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/build.rs:77
[INFO] [stderr]    9:     0x555a7968b513 - core::ops::function::FnOnce::call_once::h56def64ae5eeede4
[INFO] [stderr]                                at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libcore/ops/function.rs:231
[INFO] [stderr]   10:     0x555a796883e3 - lazy_static::lazy::Lazy<T>::get::{{closure}}::hffbbdf11764163b4
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
[INFO] [stderr]   11:     0x555a7968e08b - std::sync::once::Once::call_once::{{closure}}::hb599e39b8aec995a
[INFO] [stderr]                                at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/sync/once.rs:225
[INFO] [stderr]   12:     0x555a79892df4 - std::sync::once::Once::call_inner::h4e93159befbde784
[INFO] [stderr]                                at src/libstd/sync/once.rs:392
[INFO] [stderr]   13:     0x555a7968e013 - std::sync::once::Once::call_once::heeaf3caca9eff873
[INFO] [stderr]                                at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/sync/once.rs:225
[INFO] [stderr]   14:     0x555a79685b4f - lazy_static::lazy::Lazy<T>::get::h9144acaa5812da81
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
[INFO] [stderr]   15:     0x555a79685b4f - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::__stability::h509584c0fea63951
[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:     0x555a79685b4f - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h50c7d38b9bde969f
[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:     0x555a796837da - build_script_build::llvm_config::h7664aebb3dce2288
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/build.rs:164
[INFO] [stderr]   18:     0x555a79684f63 - build_script_build::main::h5be75a8e1806e8fb
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-40.0.7/build.rs:289
[INFO] [stderr]   19:     0x555a79689450 - std::rt::lang_start::{{closure}}::h950329e8b913e4ab
[INFO] [stderr]                                at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x555a79895bb3 - std::rt::lang_start_internal::{{closure}}::h8302806cea4153ed
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   21:     0x555a79895bb3 - std::panicking::try::do_call::hc811096721c4b953
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   22:     0x555a7989e32a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   23:     0x555a798966bd - std::panicking::try::h132c927956f6dad4
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   24:     0x555a798966bd - std::panic::catch_unwind::h2f6ea137782ab73f
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   25:     0x555a798966bd - std::rt::lang_start_internal::h0f27bcf63030d183
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   26:     0x555a79689429 - std::rt::lang_start::h297cf59f0793e5c7
[INFO] [stderr]                                at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/rt.rs:64
[INFO] [stderr]   27:     0x555a79685b9a - main
[INFO] [stderr]   28:     0x7f4b0cfb52e1 - __libc_start_main
[INFO] [stderr]   29:     0x555a7968256a - _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" "988414d3c29b0e1940138c4b14c286cb0bcc5406489ff75b60429c4926f8d492"`
[INFO] running `"docker" "rm" "-f" "988414d3c29b0e1940138c4b14c286cb0bcc5406489ff75b60429c4926f8d492"`
[INFO] [stdout] 988414d3c29b0e1940138c4b14c286cb0bcc5406489ff75b60429c4926f8d492