Aug 30 22:10:53.269 INFO checking cervus-0.3.6 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 22:10:53.269 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 22:10:53.269 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 22:10:53.470 INFO blam! 7c5fd79497f9ab801b0aef17fce714f7c68b27d1ab0c552add03dfd5070e94d7
Aug 30 22:10:53.473 INFO running `"docker" "start" "-a" "7c5fd79497f9ab801b0aef17fce714f7c68b27d1ab0c552add03dfd5070e94d7"`
Aug 30 22:10:54.374 INFO kablam!    Compiling semver-parser v0.6.2
Aug 30 22:10:56.065 INFO kablam!    Compiling semver v0.4.1
Aug 30 22:10:57.883 INFO kablam!    Compiling llvm-sys v38.2.0
Aug 30 22:11:01.353 INFO kablam! error: failed to run custom build command for `llvm-sys v38.2.0`
Aug 30 22:11:01.353 INFO kablam! process didn't exit successfully: `/target/debug/build/llvm-sys-94ec66d22b0af340/build-script-build` (exit code: 101)
Aug 30 22:11:01.353 INFO kablam! --- stdout
Aug 30 22:11:01.353 INFO kablam! Didn't find usable system-wide LLVM.
Aug 30 22:11:01.353 INFO kablam! LLVM_SYS_38_PREFIX not set, not using precompiled binaries
Aug 30 22:11:01.353 INFO kablam! LLVM_SYS_38_AUTOBUILD not set, will not automatically compile LLVM
Aug 30 22:11:01.353 INFO kablam! 
Aug 30 22:11:01.353 INFO kablam! --- stderr
Aug 30 22:11:01.353 INFO kablam! thread 'main' panicked at 'Could not find a compatible version of LLVM', /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:77:9
Aug 30 22:11:01.353 INFO kablam! stack backtrace:
Aug 30 22:11:01.353 INFO kablam!    0:     0x55634fc650ee - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h2e24c3aef5ef21db
Aug 30 22:11:01.353 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Aug 30 22:11:01.353 INFO kablam!    1:     0x55634fc54fb6 - std::sys_common::backtrace::print::hc5f2ea19f5e117e2
Aug 30 22:11:01.353 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Aug 30 22:11:01.354 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Aug 30 22:11:01.354 INFO kablam!    2:     0x55634fc5336d - std::panicking::default_hook::{{closure}}::h708048e2809fc48c
Aug 30 22:11:01.354 INFO kablam!                                at libstd/panicking.rs:211
Aug 30 22:11:01.354 INFO kablam!    3:     0x55634fc530e0 - std::panicking::default_hook::h6b6759214d380e57
Aug 30 22:11:01.354 INFO kablam!                                at libstd/panicking.rs:227
Aug 30 22:11:01.354 INFO kablam!    4:     0x55634fc539dc - std::panicking::rust_panic_with_hook::h1e37970c6180beb4
Aug 30 22:11:01.354 INFO kablam!                                at libstd/panicking.rs:477
Aug 30 22:11:01.354 INFO kablam!    5:     0x55634fbb50bf - std::panicking::begin_panic::he2bf998f712c47a7
Aug 30 22:11:01.354 INFO kablam!                                at /checkout/src/libstd/panicking.rs:411
Aug 30 22:11:01.354 INFO kablam!    6:     0x55634faa1fb1 - core::ops::function::FnOnce::call_once::hafc9a68615c6a598
Aug 30 22:11:01.354 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:77
Aug 30 22:11:01.354 INFO kablam!                                at /checkout/src/libcore/ops/function.rs:238
Aug 30 22:11:01.354 INFO kablam!    7:     0x55634faaa772 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::ha06731b84e783d18
Aug 30 22:11:01.354 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
Aug 30 22:11:01.354 INFO kablam!    8:     0x55634faaa63a - std::sync::once::Once::call_once::{{closure}}::hdf704f7c287875f9
Aug 30 22:11:01.354 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Aug 30 22:11:01.354 INFO kablam!    9:     0x55634fc67430 - std::sync::once::Once::call_inner::hd6a0c1958a1410c4
Aug 30 22:11:01.354 INFO kablam!                                at libstd/sync/once.rs:351
Aug 30 22:11:01.354 INFO kablam!   10:     0x55634faaa4ca - std::sync::once::Once::call_once::h362e11a5ac16b428
Aug 30 22:11:01.354 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Aug 30 22:11:01.354 INFO kablam!   11:     0x55634fa9d59e - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h4ec0faa6c7ac903f
Aug 30 22:11:01.354 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
Aug 30 22:11:01.354 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:13
Aug 30 22:11:01.354 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:14
Aug 30 22:11:01.354 INFO kablam!   12:     0x55634fa9b8d9 - build_script_build::llvm_config::h7c606ae00f56ed1f
Aug 30 22:11:01.354 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:163
Aug 30 22:11:01.354 INFO kablam!   13:     0x55634fa9c7b4 - build_script_build::main::h4e8d4b0bfe79a00e
Aug 30 22:11:01.354 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:224
Aug 30 22:11:01.354 INFO kablam!   14:     0x55634faaa39f - std::rt::lang_start::{{closure}}::h0de4d40c20397aaf
Aug 30 22:11:01.354 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 30 22:11:01.354 INFO kablam!   15:     0x55634fc53472 - std::panicking::try::do_call::h34654e345c0ff9fc
Aug 30 22:11:01.354 INFO kablam!                                at libstd/rt.rs:59
Aug 30 22:11:01.355 INFO kablam!                                at libstd/panicking.rs:310
Aug 30 22:11:01.355 INFO kablam!   16:     0x55634fc76fb9 - __rust_maybe_catch_panic
Aug 30 22:11:01.355 INFO kablam!                                at libpanic_unwind/lib.rs:102
Aug 30 22:11:01.355 INFO kablam!   17:     0x55634fc60865 - std::rt::lang_start_internal::h0b4f47076f8cba18
Aug 30 22:11:01.355 INFO kablam!                                at libstd/panicking.rs:289
Aug 30 22:11:01.355 INFO kablam!                                at libstd/panic.rs:392
Aug 30 22:11:01.355 INFO kablam!                                at libstd/rt.rs:58
Aug 30 22:11:01.355 INFO kablam!   18:     0x55634faaa377 - std::rt::lang_start::h0fee27d9484a9c61
Aug 30 22:11:01.355 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Aug 30 22:11:01.355 INFO kablam!   19:     0x55634fa9d5e9 - main
Aug 30 22:11:01.355 INFO kablam!   20:     0x7fc46830782f - __libc_start_main
Aug 30 22:11:01.355 INFO kablam!   21:     0x55634fa9a538 - _start
Aug 30 22:11:01.355 INFO kablam!   22:                0x0 - <unknown>
Aug 30 22:11:01.355 INFO kablam! 
Aug 30 22:11:01.355 INFO kablam! su: No module specific data is present
Aug 30 22:11:01.914 INFO running `"docker" "rm" "-f" "7c5fd79497f9ab801b0aef17fce714f7c68b27d1ab0c552add03dfd5070e94d7"`
Aug 30 22:11:02.076 INFO blam! 7c5fd79497f9ab801b0aef17fce714f7c68b27d1ab0c552add03dfd5070e94d7