Sep 01 08:22:06.920 INFO checking cervus-0.3.6 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 08:22:06.920 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 08:22:06.920 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 08:22:07.082 INFO blam! 3e4185f197384fff25ed2ad0ab94f7a6bb0aa12a9d6531a78604e786c54f2729
Sep 01 08:22:07.084 INFO running `"docker" "start" "-a" "3e4185f197384fff25ed2ad0ab94f7a6bb0aa12a9d6531a78604e786c54f2729"`
Sep 01 08:22:07.829 INFO kablam!    Compiling semver-parser v0.6.2
Sep 01 08:22:10.142 INFO kablam!    Compiling semver v0.4.1
Sep 01 08:22:13.159 INFO kablam!    Compiling llvm-sys v38.2.0
Sep 01 08:22:17.122 INFO kablam! error: failed to run custom build command for `llvm-sys v38.2.0`
Sep 01 08:22:17.122 INFO kablam! process didn't exit successfully: `/target/debug/build/llvm-sys-194179d69c61464e/build-script-build` (exit code: 101)
Sep 01 08:22:17.122 INFO kablam! --- stdout
Sep 01 08:22:17.122 INFO kablam! Didn't find usable system-wide LLVM.
Sep 01 08:22:17.122 INFO kablam! LLVM_SYS_38_PREFIX not set, not using precompiled binaries
Sep 01 08:22:17.122 INFO kablam! LLVM_SYS_38_AUTOBUILD not set, will not automatically compile LLVM
Sep 01 08:22:17.122 INFO kablam! 
Sep 01 08:22:17.122 INFO kablam! --- stderr
Sep 01 08:22:17.122 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
Sep 01 08:22:17.122 INFO kablam! stack backtrace:
Sep 01 08:22:17.122 INFO kablam!    0:     0x55a81645e07e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h5b93042d6f15f800
Sep 01 08:22:17.122 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 01 08:22:17.122 INFO kablam!    1:     0x55a81644df56 - std::sys_common::backtrace::print::h20e4b3ea37b660b2
Sep 01 08:22:17.123 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 01 08:22:17.123 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 01 08:22:17.123 INFO kablam!    2:     0x55a81644c30d - std::panicking::default_hook::{{closure}}::h795a478e1aaada94
Sep 01 08:22:17.123 INFO kablam!                                at libstd/panicking.rs:211
Sep 01 08:22:17.123 INFO kablam!    3:     0x55a81644c080 - std::panicking::default_hook::h62c69762e441cd31
Sep 01 08:22:17.123 INFO kablam!                                at libstd/panicking.rs:227
Sep 01 08:22:17.123 INFO kablam!    4:     0x55a81644c97c - std::panicking::rust_panic_with_hook::hb56a094fe82bce4d
Sep 01 08:22:17.123 INFO kablam!                                at libstd/panicking.rs:475
Sep 01 08:22:17.123 INFO kablam!    5:     0x55a81643cf4f - std::panicking::begin_panic::h539c7901ed9118ad
Sep 01 08:22:17.123 INFO kablam!                                at /checkout/src/libstd/panicking.rs:409
Sep 01 08:22:17.123 INFO kablam!    6:     0x55a816299f21 - core::ops::function::FnOnce::call_once::h79d5a2b239c9dfef
Sep 01 08:22:17.123 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:77
Sep 01 08:22:17.123 INFO kablam!                                at /checkout/src/libcore/ops/function.rs:238
Sep 01 08:22:17.123 INFO kablam!    7:     0x55a8162a2782 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::h36a34cf71b004c81
Sep 01 08:22:17.123 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
Sep 01 08:22:17.123 INFO kablam!    8:     0x55a8162a26ca - std::sync::once::Once::call_once::{{closure}}::hf9b17170ac23dd4f
Sep 01 08:22:17.123 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Sep 01 08:22:17.123 INFO kablam!    9:     0x55a8164603d0 - std::sync::once::Once::call_inner::ha46ff8668c406ca2
Sep 01 08:22:17.123 INFO kablam!                                at libstd/sync/once.rs:351
Sep 01 08:22:17.124 INFO kablam!   10:     0x55a8162a255a - std::sync::once::Once::call_once::h0e8cc9c8997f7645
Sep 01 08:22:17.124 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Sep 01 08:22:17.124 INFO kablam!   11:     0x55a81629564e - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hc9d1fb80b1344cc8
Sep 01 08:22:17.124 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
Sep 01 08:22:17.124 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:13
Sep 01 08:22:17.124 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:14
Sep 01 08:22:17.124 INFO kablam!   12:     0x55a816293989 - build_script_build::llvm_config::haa0252446fedcf0e
Sep 01 08:22:17.124 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:163
Sep 01 08:22:17.124 INFO kablam!   13:     0x55a816294864 - build_script_build::main::hb3a8a6194428e351
Sep 01 08:22:17.124 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:224
Sep 01 08:22:17.124 INFO kablam!   14:     0x55a8162a243f - std::rt::lang_start::{{closure}}::h787b72af47547eb3
Sep 01 08:22:17.124 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 01 08:22:17.124 INFO kablam!   15:     0x55a81644c412 - std::panicking::try::do_call::h344c73344a3fd6f6
Sep 01 08:22:17.124 INFO kablam!                                at libstd/rt.rs:59
Sep 01 08:22:17.124 INFO kablam!                                at libstd/panicking.rs:310
Sep 01 08:22:17.124 INFO kablam!   16:     0x55a81646ff59 - __rust_maybe_catch_panic
Sep 01 08:22:17.124 INFO kablam!                                at libpanic_unwind/lib.rs:102
Sep 01 08:22:17.124 INFO kablam!   17:     0x55a816459805 - std::rt::lang_start_internal::h4ab4abaf01dcd012
Sep 01 08:22:17.125 INFO kablam!                                at libstd/panicking.rs:289
Sep 01 08:22:17.125 INFO kablam!                                at libstd/panic.rs:392
Sep 01 08:22:17.125 INFO kablam!                                at libstd/rt.rs:58
Sep 01 08:22:17.125 INFO kablam!   18:     0x55a8162a2417 - std::rt::lang_start::h4cd77524de606453
Sep 01 08:22:17.125 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 01 08:22:17.125 INFO kablam!   19:     0x55a816295699 - main
Sep 01 08:22:17.125 INFO kablam!   20:     0x7f617d05f82f - __libc_start_main
Sep 01 08:22:17.125 INFO kablam!   21:     0x55a8162925e8 - _start
Sep 01 08:22:17.125 INFO kablam!   22:                0x0 - <unknown>
Sep 01 08:22:17.125 INFO kablam! 
Sep 01 08:22:17.127 INFO kablam! su: No module specific data is present
Sep 01 08:22:17.638 INFO running `"docker" "rm" "-f" "3e4185f197384fff25ed2ad0ab94f7a6bb0aa12a9d6531a78604e786c54f2729"`
Sep 01 08:22:17.800 INFO blam! 3e4185f197384fff25ed2ad0ab94f7a6bb0aa12a9d6531a78604e786c54f2729