Sep 04 21:47:43.494 INFO checking cervus-0.3.6 against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 04 21:47:43.494 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 04 21:47:43.494 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 21:47:43.686 INFO blam! 7363f8e78da3c3f11e6f5ff1359fc302c98645846b3f9ed2e63db0e592a50b55
Sep 04 21:47:43.688 INFO running `"docker" "start" "-a" "7363f8e78da3c3f11e6f5ff1359fc302c98645846b3f9ed2e63db0e592a50b55"`
Sep 04 21:47:44.534 INFO kablam!    Compiling semver v0.4.1
Sep 04 21:47:46.555 INFO kablam!    Compiling llvm-sys v38.2.0
Sep 04 21:47:49.495 INFO kablam! error: failed to run custom build command for `llvm-sys v38.2.0`
Sep 04 21:47:49.495 INFO kablam! process didn't exit successfully: `/target/debug/build/llvm-sys-a45467602824dd07/build-script-build` (exit code: 101)
Sep 04 21:47:49.495 INFO kablam! --- stdout
Sep 04 21:47:49.495 INFO kablam! Didn't find usable system-wide LLVM.
Sep 04 21:47:49.495 INFO kablam! LLVM_SYS_38_PREFIX not set, not using precompiled binaries
Sep 04 21:47:49.495 INFO kablam! LLVM_SYS_38_AUTOBUILD not set, will not automatically compile LLVM
Sep 04 21:47:49.495 INFO kablam! 
Sep 04 21:47:49.495 INFO kablam! --- stderr
Sep 04 21:47:49.495 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 04 21:47:49.495 INFO kablam! stack backtrace:
Sep 04 21:47:49.496 INFO kablam!    0:     0x55892908c1be - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::ha53509682dbd7f85
Sep 04 21:47:49.496 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 04 21:47:49.496 INFO kablam!    1:     0x55892907c016 - std::sys_common::backtrace::print::h3aced1bbe2b8ca94
Sep 04 21:47:49.496 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 04 21:47:49.496 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 04 21:47:49.496 INFO kablam!    2:     0x55892907a3fd - std::panicking::default_hook::{{closure}}::h76b1883c3c87e0fa
Sep 04 21:47:49.496 INFO kablam!                                at libstd/panicking.rs:211
Sep 04 21:47:49.496 INFO kablam!    3:     0x55892907a170 - std::panicking::default_hook::h74b87988c51c021c
Sep 04 21:47:49.496 INFO kablam!                                at libstd/panicking.rs:227
Sep 04 21:47:49.496 INFO kablam!    4:     0x55892907aa6c - std::panicking::rust_panic_with_hook::h3878be5cebe1ecc9
Sep 04 21:47:49.496 INFO kablam!                                at libstd/panicking.rs:477
Sep 04 21:47:49.496 INFO kablam!    5:     0x55892906be8f - std::panicking::begin_panic::hfa9a7db4fe7b939f
Sep 04 21:47:49.496 INFO kablam!                                at /checkout/src/libstd/panicking.rs:411
Sep 04 21:47:49.496 INFO kablam!    6:     0x558928ec8ef8 - core::ops::function::FnOnce::call_once::h265875a27182086d
Sep 04 21:47:49.496 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:77
Sep 04 21:47:49.496 INFO kablam!                                at /checkout/src/libcore/ops/function.rs:238
Sep 04 21:47:49.496 INFO kablam!    7:     0x558928ed1782 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::h605c7e57f8063317
Sep 04 21:47:49.496 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:24
Sep 04 21:47:49.496 INFO kablam!    8:     0x558928ed168a - std::sync::once::Once::call_once::{{closure}}::h5fb8e732772e1ff5
Sep 04 21:47:49.496 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Sep 04 21:47:49.496 INFO kablam!    9:     0x55892908e4f0 - std::sync::once::Once::call_inner::h061e70d5353a3798
Sep 04 21:47:49.496 INFO kablam!                                at libstd/sync/once.rs:351
Sep 04 21:47:49.496 INFO kablam!   10:     0x558928ed161a - std::sync::once::Once::call_once::hbf083defffc2028b
Sep 04 21:47:49.496 INFO kablam!                                at /checkout/src/libstd/sync/once.rs:234
Sep 04 21:47:49.496 INFO kablam!   11:     0x558928ec463e - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::h7a5b18330a727365
Sep 04 21:47:49.496 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.11/src/lazy.rs:23
Sep 04 21:47:49.496 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:13
Sep 04 21:47:49.496 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/<__lazy_static_internal macros>:14
Sep 04 21:47:49.496 INFO kablam!   12:     0x558928ec2999 - build_script_build::llvm_config::he09b8467001f7e65
Sep 04 21:47:49.496 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:163
Sep 04 21:47:49.496 INFO kablam!   13:     0x558928ec3874 - build_script_build::main::h59175fc28e5e2032
Sep 04 21:47:49.497 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-38.2.0/build.rs:224
Sep 04 21:47:49.497 INFO kablam!   14:     0x558928ed142f - std::rt::lang_start::{{closure}}::h1e6a5a092f4802e4
Sep 04 21:47:49.497 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 04 21:47:49.497 INFO kablam!   15:     0x55892907a502 - std::panicking::try::do_call::h2434b76b61552c7b
Sep 04 21:47:49.497 INFO kablam!                                at libstd/rt.rs:59
Sep 04 21:47:49.497 INFO kablam!                                at libstd/panicking.rs:310
Sep 04 21:47:49.497 INFO kablam!   16:     0x55892909e049 - __rust_maybe_catch_panic
Sep 04 21:47:49.497 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 04 21:47:49.497 INFO kablam!   17:     0x558929087905 - std::rt::lang_start_internal::h60780ef6735385b7
Sep 04 21:47:49.497 INFO kablam!                                at libstd/panicking.rs:289
Sep 04 21:47:49.497 INFO kablam!                                at libstd/panic.rs:392
Sep 04 21:47:49.497 INFO kablam!                                at libstd/rt.rs:58
Sep 04 21:47:49.497 INFO kablam!   18:     0x558928ed1407 - std::rt::lang_start::h2a2f061bdb684024
Sep 04 21:47:49.497 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 04 21:47:49.497 INFO kablam!   19:     0x558928ec4689 - main
Sep 04 21:47:49.497 INFO kablam!   20:     0x7fa90fb0282f - __libc_start_main
Sep 04 21:47:49.497 INFO kablam!   21:     0x558928ec15f8 - _start
Sep 04 21:47:49.497 INFO kablam!   22:                0x0 - <unknown>
Sep 04 21:47:49.497 INFO kablam! 
Sep 04 21:47:49.498 INFO kablam! su: No module specific data is present
Sep 04 21:47:50.101 INFO running `"docker" "rm" "-f" "7363f8e78da3c3f11e6f5ff1359fc302c98645846b3f9ed2e63db0e592a50b55"`
Sep 04 21:47:50.261 INFO blam! 7363f8e78da3c3f11e6f5ff1359fc302c98645846b3f9ed2e63db0e592a50b55