Jul 12 12:24:14.500 INFO checking cervus-0.3.6 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 12 12:24:14.500 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 12:24:14.500 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 12 12:24:14.500 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-0/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 12:24:14.746 INFO blam! c4c34b79c1f4ae95dcc4bbb6382551d0f9ab6b11b43f50d3d9c2d3e8646c7c6c
Jul 12 12:24:14.749 INFO running `"docker" "start" "-a" "c4c34b79c1f4ae95dcc4bbb6382551d0f9ab6b11b43f50d3d9c2d3e8646c7c6c"`
Jul 12 12:24:15.799 INFO kablam!    Compiling semver-parser v0.6.2
Jul 12 12:24:19.110 INFO kablam!    Compiling semver v0.4.1
Jul 12 12:24:22.383 INFO kablam!    Compiling llvm-sys v38.1.0
Jul 12 12:24:26.486 INFO kablam! error: failed to run custom build command for `llvm-sys v38.1.0`
Jul 12 12:24:26.486 INFO kablam! process didn't exit successfully: `/target/debug/build/llvm-sys-93dce4b1ac1e1c0d/build-script-build` (exit code: 101)
Jul 12 12:24:26.486 INFO kablam! --- stdout
Jul 12 12:24:26.486 INFO kablam! Didn't find usable system-wide LLVM.
Jul 12 12:24:26.486 INFO kablam! LLVM_SYS_38_PREFIX not set, not using precompiled binaries
Jul 12 12:24:26.486 INFO kablam! LLVM_SYS_38_AUTOBUILD not set, will not automatically compile LLVM
Jul 12 12:24:26.486 INFO kablam! 
Jul 12 12:24:26.486 INFO kablam! --- stderr
Jul 12 12:24:26.487 INFO kablam! thread 'main' panicked at 'Could not find a compatible version of LLVM', /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.1.0/build.rs:77:9
Jul 12 12:24:26.487 INFO kablam! stack backtrace:
Jul 12 12:24:26.487 INFO kablam!    0:     0x55adb658f2fe - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h384ae355f7caea4e
Jul 12 12:24:26.487 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Jul 12 12:24:26.487 INFO kablam!    1:     0x55adb659ad06 - std::sys_common::backtrace::print::h4bb52e1bee024bba
Jul 12 12:24:26.487 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Jul 12 12:24:26.487 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Jul 12 12:24:26.487 INFO kablam!    2:     0x55adb659419d - std::panicking::default_hook::{{closure}}::hb7ba413df06fc0fe
Jul 12 12:24:26.487 INFO kablam!                                at libstd/panicking.rs:211
Jul 12 12:24:26.487 INFO kablam!    3:     0x55adb6593f10 - std::panicking::default_hook::h0d2752b2f723ae1b
Jul 12 12:24:26.487 INFO kablam!                                at libstd/panicking.rs:227
Jul 12 12:24:26.487 INFO kablam!    4:     0x55adb659480c - std::panicking::rust_panic_with_hook::h5ab246e6d52e753b
Jul 12 12:24:26.487 INFO kablam!                                at libstd/panicking.rs:475
Jul 12 12:24:26.487 INFO kablam!    5:     0x55adb6570fff - std::panicking::begin_panic::h27cdf10a416c5416
Jul 12 12:24:26.487 INFO kablam!                                at /checkout/src/libstd/panicking.rs:409
Jul 12 12:24:26.487 INFO kablam!    6:     0x55adb63d5551 - core::ops::function::FnOnce::call_once::h63ca7132876a9803
Jul 12 12:24:26.487 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.1.0/build.rs:77
Jul 12 12:24:26.487 INFO kablam!                                at /checkout/src/libcore/ops/function.rs:223
Jul 12 12:24:26.487 INFO kablam!    7:     0x55adb63dd4f2 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::h19a03588fedcc527
Jul 12 12:24:26.487 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
Jul 12 12:24:26.487 INFO kablam!    8:     0x55adb63d79ca - std::sync::once::Once::call_once::{{closure}}::h51cebb3d7dd77b07
Jul 12 12:24:26.487 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:228
Jul 12 12:24:26.487 INFO kablam!    9:     0x55adb6590780 - std::sync::once::Once::call_inner::hc830290a9ebbc3fa
Jul 12 12:24:26.487 INFO kablam!                                at libstd/sync/once.rs:341
Jul 12 12:24:26.487 INFO kablam!   10:     0x55adb63d790f - std::sync::once::Once::call_once::he0966f79705c1eb8
Jul 12 12:24:26.487 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:228
Jul 12 12:24:26.488 INFO kablam!   11:     0x55adb63d0a8e - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hf0662557ac32f4b2
Jul 12 12:24:26.488 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
Jul 12 12:24:26.488 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.1.0/<__lazy_static_internal macros>:13
Jul 12 12:24:26.488 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.1.0/<__lazy_static_internal macros>:14
Jul 12 12:24:26.488 INFO kablam!   12:     0x55adb63cedc9 - build_script_build::llvm_config::h2c8887c6fbd27db7
Jul 12 12:24:26.488 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.1.0/build.rs:163
Jul 12 12:24:26.488 INFO kablam!   13:     0x55adb63cfca4 - build_script_build::main::hcf9e159943684631
Jul 12 12:24:26.488 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.1.0/build.rs:220
Jul 12 12:24:26.488 INFO kablam!   14:     0x55adb63dd3af - std::rt::lang_start::{{closure}}::h4e75c0e8c7e36867
Jul 12 12:24:26.488 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Jul 12 12:24:26.488 INFO kablam!   15:     0x55adb65942a2 - std::panicking::try::do_call::he078c96f91c45734
Jul 12 12:24:26.488 INFO kablam!                                at libstd/rt.rs:59
Jul 12 12:24:26.488 INFO kablam!                                at libstd/panicking.rs:310
Jul 12 12:24:26.488 INFO kablam!   16:     0x55adb65a60b9 - __rust_maybe_catch_panic
Jul 12 12:24:26.488 INFO kablam!                                at libpanic_unwind/lib.rs:105
Jul 12 12:24:26.488 INFO kablam!   17:     0x55adb6589b05 - std::rt::lang_start_internal::he059594c0b5de843
Jul 12 12:24:26.488 INFO kablam!                                at libstd/panicking.rs:289
Jul 12 12:24:26.488 INFO kablam!                                at libstd/panic.rs:392
Jul 12 12:24:26.488 INFO kablam!                                at libstd/rt.rs:58
Jul 12 12:24:26.488 INFO kablam!   18:     0x55adb63dd387 - std::rt::lang_start::ha9060fa347504835
Jul 12 12:24:26.488 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Jul 12 12:24:26.488 INFO kablam!   19:     0x55adb63d0ad9 - main
Jul 12 12:24:26.488 INFO kablam!   20:     0x7ffad969282f - __libc_start_main
Jul 12 12:24:26.488 INFO kablam!   21:     0x55adb63cda28 - _start
Jul 12 12:24:26.488 INFO kablam!   22:                0x0 - <unknown>
Jul 12 12:24:26.488 INFO kablam! 
Jul 12 12:24:26.490 INFO kablam! su: No module specific data is present
Jul 12 12:24:27.013 INFO running `"docker" "rm" "-f" "c4c34b79c1f4ae95dcc4bbb6382551d0f9ab6b11b43f50d3d9c2d3e8646c7c6c"`
Jul 12 12:24:27.213 INFO blam! c4c34b79c1f4ae95dcc4bbb6382551d0f9ab6b11b43f50d3d9c2d3e8646c7c6c