Dec 12 22:54:58.077 INFO testing ubsan/newt against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 22:54:58.077 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 22:54:58.676 INFO [stdout] dc22e1ba3991aa037256606b78e8f72d2bf534a2fea5d49da7f54cd6eb0521e8
Dec 12 22:54:58.678 INFO running `"docker" "start" "-a" "dc22e1ba3991aa037256606b78e8f72d2bf534a2fea5d49da7f54cd6eb0521e8"`
Dec 12 22:55:00.251 INFO [stderr] usermod: no changes
Dec 12 22:55:00.375 INFO [stderr]    Compiling version_check v0.1.4
Dec 12 22:55:00.375 INFO [stderr]    Compiling libc v0.2.43
Dec 12 22:55:00.383 INFO [stderr]    Compiling ucd-util v0.1.1
Dec 12 22:55:00.383 INFO [stderr]    Compiling regex v1.0.5
Dec 12 22:55:00.391 INFO [stderr]    Compiling utf8-ranges v1.0.1
Dec 12 22:55:00.391 INFO [stderr]    Compiling semver-parser v0.7.0
Dec 12 22:55:00.391 INFO [stderr]    Compiling gcc v0.3.54
Dec 12 22:55:06.516 INFO [stderr]    Compiling unicode-normalization v0.1.7
Dec 12 22:55:06.528 INFO [stderr]    Compiling unicode-xid v0.1.0
Dec 12 22:55:06.711 INFO [stderr]    Compiling regex-syntax v0.6.2
Dec 12 22:55:06.886 INFO [stderr]    Compiling lazy_static v1.1.0
Dec 12 22:55:06.917 INFO [stderr]    Compiling semver v0.9.0
Dec 12 22:55:12.884 INFO [stderr]    Compiling memchr v2.0.2
Dec 12 22:55:14.725 INFO [stderr]    Compiling thread_local v0.3.6
Dec 12 22:55:15.033 INFO [stderr]    Compiling aho-corasick v0.6.7
Dec 12 22:55:43.607 INFO [stderr]    Compiling llvm-sys v70.0.0
Dec 12 22:55:47.480 INFO [stderr] error: failed to run custom build command for `llvm-sys v70.0.0`
Dec 12 22:55:47.480 INFO [stderr] process didn't exit successfully: `/target/debug/build/llvm-sys-850af3a4ed5868eb/build-script-build` (exit code: 101)
Dec 12 22:55:47.480 INFO [stderr] --- stdout
Dec 12 22:55:47.480 INFO [stderr] Didn't find usable system-wide LLVM.
Dec 12 22:55:47.480 INFO [stderr] No suitable version of LLVM was found system-wide or pointed
Dec 12 22:55:47.480 INFO [stderr]                   to by LLVM_SYS_70_PREFIX.
Dec 12 22:55:47.480 INFO [stderr]                   
Dec 12 22:55:47.480 INFO [stderr]                   Consider using `llvmenv` to compile an appropriate copy of LLVM, and
Dec 12 22:55:47.480 INFO [stderr]                   refer to the llvm-sys documentation for more information.
Dec 12 22:55:47.480 INFO [stderr]                   
Dec 12 22:55:47.480 INFO [stderr]                   llvm-sys: https://crates.io/crates/llvm-sys
Dec 12 22:55:47.480 INFO [stderr]                   llvmenv: https://crates.io/crates/llvmenv
Dec 12 22:55:47.480 INFO [stderr] 
Dec 12 22:55:47.480 INFO [stderr] --- stderr
Dec 12 22:55:47.480 INFO [stderr] thread 'main' panicked at 'Could not find a compatible version of LLVM', /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:73:9
Dec 12 22:55:47.480 INFO [stderr] stack backtrace:
Dec 12 22:55:47.480 INFO [stderr]    0:     0x55ad5b57f6a3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h2c40bdfb30f25bdd
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 12 22:55:47.480 INFO [stderr]    1:     0x55ad5b579f28 - std::sys_common::backtrace::_print::he11ceebc70626ac9
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:71
Dec 12 22:55:47.480 INFO [stderr]    2:     0x55ad5b57e692 - std::panicking::default_hook::{{closure}}::h4fde3ffb19c01413
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:59
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/panicking.rs:210
Dec 12 22:55:47.480 INFO [stderr]    3:     0x55ad5b57e404 - std::panicking::default_hook::hf0c15a583008ed0d
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/panicking.rs:224
Dec 12 22:55:47.480 INFO [stderr]    4:     0x55ad5b57eda0 - std::panicking::rust_panic_with_hook::hc1663f6bc7813185
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/panicking.rs:487
Dec 12 22:55:47.480 INFO [stderr]    5:     0x55ad5b559777 - std::panicking::begin_panic::hb5503c550006b7ba
Dec 12 22:55:47.480 INFO [stderr]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/panicking.rs:421
Dec 12 22:55:47.480 INFO [stderr]    6:     0x55ad5b34c954 - core::ops::function::FnOnce::call_once::h45857382c4957b35
Dec 12 22:55:47.480 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:73
Dec 12 22:55:47.480 INFO [stderr]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libcore/ops/function.rs:238
Dec 12 22:55:47.480 INFO [stderr]    7:     0x55ad5b350d72 - <lazy_static::lazy::Lazy<T>>::get::{{closure}}::h9f8529479c90fcc0
Dec 12 22:55:47.480 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:28
Dec 12 22:55:47.480 INFO [stderr]    8:     0x55ad5b350c8a - std::sync::once::Once::call_once::{{closure}}::h5836dc60717fb160
Dec 12 22:55:47.480 INFO [stderr]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/sync/once.rs:230
Dec 12 22:55:47.480 INFO [stderr]    9:     0x55ad5b5793a5 - std::sync::once::Once::call_inner::h22b0e8b5fc8ca6c1
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/sync/once.rs:397
Dec 12 22:55:47.480 INFO [stderr]   10:     0x55ad5b350bc9 - std::sync::once::Once::call_once::ha7fde29cb3ebe1f7
Dec 12 22:55:47.480 INFO [stderr]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/sync/once.rs:230
Dec 12 22:55:47.480 INFO [stderr]   11:     0x55ad5b34943b - <build_script_build::LLVM_CONFIG_PATH as core::ops::deref::Deref>::deref::hcc62b73cc8f13a01
Dec 12 22:55:47.480 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.1.0/src/inline_lazy.rs:27
Dec 12 22:55:47.480 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/<::lazy_static::__lazy_static_internal macros>:13
Dec 12 22:55:47.480 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/<::lazy_static::__lazy_static_internal macros>:14
Dec 12 22:55:47.480 INFO [stderr]   12:     0x55ad5b346df9 - build_script_build::llvm_config::h2e7e1fe769fef33d
Dec 12 22:55:47.480 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:167
Dec 12 22:55:47.480 INFO [stderr]   13:     0x55ad5b348682 - build_script_build::main::h6514d5f417216eec
Dec 12 22:55:47.480 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-70.0.0/build.rs:300
Dec 12 22:55:47.480 INFO [stderr]   14:     0x55ad5b34badf - std::rt::lang_start::{{closure}}::h4feb4323cd88b23b
Dec 12 22:55:47.480 INFO [stderr]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/rt.rs:74
Dec 12 22:55:47.480 INFO [stderr]   15:     0x55ad5b57e7a2 - std::panicking::try::do_call::h7a0b92633a1e33d9
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/rt.rs:59
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/panicking.rs:306
Dec 12 22:55:47.480 INFO [stderr]   16:     0x55ad5b5927f9 - __rust_maybe_catch_panic
Dec 12 22:55:47.480 INFO [stderr]                                at src/libpanic_unwind/lib.rs:102
Dec 12 22:55:47.480 INFO [stderr]   17:     0x55ad5b57f173 - std::rt::lang_start_internal::h3628368e60eab2bb
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/panicking.rs:285
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/panic.rs:398
Dec 12 22:55:47.480 INFO [stderr]                                at src/libstd/rt.rs:58
Dec 12 22:55:47.480 INFO [stderr]   18:     0x55ad5b34bab8 - std::rt::lang_start::h06027e62cd50bbbd
Dec 12 22:55:47.480 INFO [stderr]                                at /rustc/aa49d8ef14939ddec0e34b346b60174a5673d48f/src/libstd/rt.rs:74
Dec 12 22:55:47.480 INFO [stderr]   19:     0x55ad5b3494c9 - main
Dec 12 22:55:47.480 INFO [stderr]   20:     0x7f5a8841782f - __libc_start_main
Dec 12 22:55:47.480 INFO [stderr]   21:     0x55ad5b345868 - _start
Dec 12 22:55:47.480 INFO [stderr]   22:                0x0 - <unknown>
Dec 12 22:55:47.481 INFO [stderr] 
Dec 12 22:55:47.481 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 12 22:56:02.183 INFO [stderr] error: build failed
Dec 12 22:56:02.185 INFO [stderr] su: No module specific data is present
Dec 12 22:56:04.464 INFO running `"docker" "inspect" "dc22e1ba3991aa037256606b78e8f72d2bf534a2fea5d49da7f54cd6eb0521e8"`
Dec 12 22:56:04.877 INFO running `"docker" "rm" "-f" "dc22e1ba3991aa037256606b78e8f72d2bf534a2fea5d49da7f54cd6eb0521e8"`
Dec 12 22:56:05.253 INFO [stdout] dc22e1ba3991aa037256606b78e8f72d2bf534a2fea5d49da7f54cd6eb0521e8