Sep 14 18:35:24.923 INFO checking cervus-0.3.6 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 18:35:24.923 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 18:35:24.923 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 18:35:25.067 INFO blam! ab5cd87cc0bffee72cade019ac6bf664aacb82cf379472b9fc9d4721bbd9d0cb
Sep 14 18:35:25.069 INFO running `"docker" "start" "-a" "ab5cd87cc0bffee72cade019ac6bf664aacb82cf379472b9fc9d4721bbd9d0cb"`
Sep 14 18:35:25.789 INFO kablam! usermod: no changes
Sep 14 18:35:25.858 INFO kablam!    Compiling semver-parser v0.6.2
Sep 14 18:35:27.052 INFO kablam!    Compiling semver v0.4.1
Sep 14 18:35:28.497 INFO kablam!    Compiling llvm-sys v38.2.0
Sep 14 18:35:31.170 INFO kablam! error: failed to run custom build command for `llvm-sys v38.2.0`
Sep 14 18:35:31.171 INFO kablam! process didn't exit successfully: `/target/debug/build/llvm-sys-699776a27b8f0642/build-script-build` (exit code: 101)
Sep 14 18:35:31.171 INFO kablam! --- stdout
Sep 14 18:35:31.171 INFO kablam! Didn't find usable system-wide LLVM.
Sep 14 18:35:31.171 INFO kablam! LLVM_SYS_38_PREFIX not set, not using precompiled binaries
Sep 14 18:35:31.171 INFO kablam! LLVM_SYS_38_AUTOBUILD not set, will not automatically compile LLVM
Sep 14 18:35:31.171 INFO kablam! 
Sep 14 18:35:31.171 INFO kablam! --- stderr
Sep 14 18:35:31.171 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 14 18:35:31.171 INFO kablam! stack backtrace:
Sep 14 18:35:31.171 INFO kablam!    0:     0x5647096b905e - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h41c993454ce21d81
Sep 14 18:35:31.171 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 14 18:35:31.171 INFO kablam!    1:     0x5647096a9006 - std::sys_common::backtrace::print::h589927f912fef2ff
Sep 14 18:35:31.171 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 14 18:35:31.171 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 14 18:35:31.171 INFO kablam!    2:     0x5647096a739d - std::panicking::default_hook::{{closure}}::h9291452627a7ea3e
Sep 14 18:35:31.171 INFO kablam!                                at libstd/panicking.rs:211
Sep 14 18:35:31.171 INFO kablam!    3:     0x5647096a7110 - std::panicking::default_hook::h6c8627623d33d292
Sep 14 18:35:31.171 INFO kablam!                                at libstd/panicking.rs:227
Sep 14 18:35:31.171 INFO kablam!    4:     0x5647096a7a0c - std::panicking::rust_panic_with_hook::he648562e376b33df
Sep 14 18:35:31.171 INFO kablam!                                at libstd/panicking.rs:477
Sep 14 18:35:31.171 INFO kablam!    5:     0x564709699b6f - std::panicking::begin_panic::h10d161006ba78f9d
Sep 14 18:35:31.171 INFO kablam!                                at /checkout/src/libstd/panicking.rs:411
Sep 14 18:35:31.171 INFO kablam!    6:     0x5647094f6e98 - core::ops::function::FnOnce::call_once::h8d9d73b547d909c8
Sep 14 18:35:31.171 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:77
Sep 14 18:35:31.171 INFO kablam!                                at /checkout/src/libcore/ops/function.rs:238
Sep 14 18:35:31.171 INFO kablam!    7:     0x564709500982 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::hb6489b83a864a9fa
Sep 14 18:35:31.171 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
Sep 14 18:35:31.171 INFO kablam!    8:     0x5647095008ea - std::sync::once::Once::call_once::{{closure}}::hfed4ca2508c5c000
Sep 14 18:35:31.171 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:230
Sep 14 18:35:31.171 INFO kablam!    9:     0x5647096a6d10 - std::sync::once::Once::call_inner::h83b873de25d58b9e
Sep 14 18:35:31.171 INFO kablam!                                at libstd/sync/once.rs:396
Sep 14 18:35:31.171 INFO kablam!   10:     0x56470950083e - std::sync::once::Once::call_once::hfc78b8b333a175c0
Sep 14 18:35:31.171 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:230
Sep 14 18:35:31.171 INFO kablam!   11:     0x5647094f257e - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hfbb79cdeb1f31886
Sep 14 18:35:31.171 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
Sep 14 18:35:31.171 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:13
Sep 14 18:35:31.171 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:14
Sep 14 18:35:31.171 INFO kablam!   12:     0x5647094f08d9 - build_script_build::llvm_config::h80b3005745a3df4e
Sep 14 18:35:31.171 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:163
Sep 14 18:35:31.171 INFO kablam!   13:     0x5647094f17b4 - build_script_build::main::hba5b32da2cf96cdd
Sep 14 18:35:31.171 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:224
Sep 14 18:35:31.171 INFO kablam!   14:     0x56470950067f - std::rt::lang_start::{{closure}}::hc5ba4d6c0d0e819c
Sep 14 18:35:31.171 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 14 18:35:31.171 INFO kablam!   15:     0x5647096a74a2 - std::panicking::try::do_call::h0a45ab634c47bf28
Sep 14 18:35:31.171 INFO kablam!                                at libstd/rt.rs:59
Sep 14 18:35:31.171 INFO kablam!                                at libstd/panicking.rs:310
Sep 14 18:35:31.171 INFO kablam!   16:     0x5647096cb6a9 - __rust_maybe_catch_panic
Sep 14 18:35:31.171 INFO kablam!                                at libpanic_unwind/lib.rs:102
Sep 14 18:35:31.171 INFO kablam!   17:     0x5647096b4865 - std::rt::lang_start_internal::he2cc69ced118af39
Sep 14 18:35:31.171 INFO kablam!                                at libstd/panicking.rs:289
Sep 14 18:35:31.171 INFO kablam!                                at libstd/panic.rs:392
Sep 14 18:35:31.171 INFO kablam!                                at libstd/rt.rs:58
Sep 14 18:35:31.171 INFO kablam!   18:     0x564709500657 - std::rt::lang_start::hd642fa342a997954
Sep 14 18:35:31.171 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 14 18:35:31.171 INFO kablam!   19:     0x5647094f25c9 - main
Sep 14 18:35:31.171 INFO kablam!   20:     0x7fe060db882f - __libc_start_main
Sep 14 18:35:31.171 INFO kablam!   21:     0x5647094ef538 - _start
Sep 14 18:35:31.171 INFO kablam!   22:                0x0 - <unknown>
Sep 14 18:35:31.171 INFO kablam! 
Sep 14 18:35:31.171 INFO kablam! su: No module specific data is present
Sep 14 18:35:32.175 INFO running `"docker" "rm" "-f" "ab5cd87cc0bffee72cade019ac6bf664aacb82cf379472b9fc9d4721bbd9d0cb"`
Sep 14 18:35:32.296 INFO blam! ab5cd87cc0bffee72cade019ac6bf664aacb82cf379472b9fc9d4721bbd9d0cb