Dec 07 17:20:55.493 INFO testing euphrates_x64-0.1.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 17:20:55.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 07 17:20:55.997 INFO [stdout] c89915a9a704f59408d3304c961a2086bd9500ef8756d67f41e9a7ed976b9a92
Dec 07 17:20:55.999 INFO running `"docker" "start" "-a" "c89915a9a704f59408d3304c961a2086bd9500ef8756d67f41e9a7ed976b9a92"`
Dec 07 17:20:58.336 INFO [stderr] usermod: no changes
Dec 07 17:20:58.495 INFO [stderr]    Compiling euphrates_x64 v0.1.0 (/source)
Dec 07 17:20:58.496 INFO [stderr]    Compiling euphrates v0.1.0
Dec 07 17:21:00.588 INFO [stderr] error: failed to run custom build command for `euphrates_x64 v0.1.0 (/source)`
Dec 07 17:21:00.588 INFO [stderr] process didn't exit successfully: `/target/debug/build/euphrates_x64-2e1034758e7e6926/build-script-build` (exit code: 101)
Dec 07 17:21:00.588 INFO [stderr] --- stdout
Dec 07 17:21:00.589 INFO [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
Dec 07 17:21:00.589 INFO [stderr] OPT_LEVEL = Some("0")
Dec 07 17:21:00.589 INFO [stderr] HOST = Some("x86_64-unknown-linux-gnu")
Dec 07 17:21:00.589 INFO [stderr] CC_x86_64-unknown-linux-gnu = None
Dec 07 17:21:00.589 INFO [stderr] CC_x86_64_unknown_linux_gnu = None
Dec 07 17:21:00.589 INFO [stderr] HOST_CC = None
Dec 07 17:21:00.589 INFO [stderr] CC = Some("clang")
Dec 07 17:21:00.589 INFO [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
Dec 07 17:21:00.589 INFO [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
Dec 07 17:21:00.589 INFO [stderr] HOST_CFLAGS = None
Dec 07 17:21:00.589 INFO [stderr] CFLAGS = None
Dec 07 17:21:00.589 INFO [stderr] DEBUG = Some("true")
Dec 07 17:21:00.589 INFO [stderr] running: "clang" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "--target=x86_64-unknown-linux-gnu" "-Wall" "-Wextra" "-o" "/target/debug/build/euphrates_x64-cdc01f2db0f556db/out/src/pattern_to_palette_indices.o" "-c" "src/pattern_to_palette_indices.s"
Dec 07 17:21:00.589 INFO [stderr] 
Dec 07 17:21:00.589 INFO [stderr] --- stderr
Dec 07 17:21:00.589 INFO [stderr] thread 'main' panicked at '
Dec 07 17:21:00.589 INFO [stderr] 
Dec 07 17:21:00.589 INFO [stderr] Internal error occurred: Failed to find tool. Is `clang` installed?
Dec 07 17:21:00.589 INFO [stderr] 
Dec 07 17:21:00.589 INFO [stderr] ', /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260:5
Dec 07 17:21:00.589 INFO [stderr] stack backtrace:
Dec 07 17:21:00.589 INFO [stderr]    0:     0x55640f5eb833 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h3c2ada0a2db8c5e7
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 07 17:21:00.589 INFO [stderr]    1:     0x55640f5e5fd8 - std::sys_common::backtrace::_print::h95865c77318e98b7
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:71
Dec 07 17:21:00.589 INFO [stderr]    2:     0x55640f5ea822 - std::panicking::default_hook::{{closure}}::hb3d1f299fcea42e5
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:59
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panicking.rs:211
Dec 07 17:21:00.589 INFO [stderr]    3:     0x55640f5ea58d - std::panicking::default_hook::h4eae6f26f73244c8
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panicking.rs:227
Dec 07 17:21:00.589 INFO [stderr]    4:     0x55640f5eaf30 - std::panicking::rust_panic_with_hook::h368d37fd53b59464
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panicking.rs:491
Dec 07 17:21:00.589 INFO [stderr]    5:     0x55640f5eaab1 - std::panicking::continue_panic_fmt::h1599d634b3be4304
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panicking.rs:398
Dec 07 17:21:00.589 INFO [stderr]    6:     0x55640f5ea9fe - std::panicking::begin_panic_fmt::h2c0a418aaab204b3
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panicking.rs:353
Dec 07 17:21:00.589 INFO [stderr]    7:     0x55640f57e8af - cc::fail::h8fedd22f67bc39b1
Dec 07 17:21:00.589 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260
Dec 07 17:21:00.589 INFO [stderr]    8:     0x55640f569b4b - cc::Build::compile::h87f6dd4affc061f3
Dec 07 17:21:00.589 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:933
Dec 07 17:21:00.589 INFO [stderr]    9:     0x55640f56342a - build_script_build::main::hb2650c46a9b8f0a2
Dec 07 17:21:00.589 INFO [stderr]                                at /source/build.rs:6
Dec 07 17:21:00.589 INFO [stderr]   10:     0x55640f56350f - std::rt::lang_start::{{closure}}::ha2fca44c52b50448
Dec 07 17:21:00.589 INFO [stderr]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/rt.rs:74
Dec 07 17:21:00.589 INFO [stderr]   11:     0x55640f5ea932 - std::panicking::try::do_call::he36b7484b8577fb8
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/rt.rs:59
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panicking.rs:310
Dec 07 17:21:00.589 INFO [stderr]   12:     0x55640f5fe649 - __rust_maybe_catch_panic
Dec 07 17:21:00.589 INFO [stderr]                                at src/libpanic_unwind/lib.rs:102
Dec 07 17:21:00.589 INFO [stderr]   13:     0x55640f5eb303 - std::rt::lang_start_internal::h0d3f2f2668e3bb6a
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panicking.rs:289
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/panic.rs:398
Dec 07 17:21:00.589 INFO [stderr]                                at src/libstd/rt.rs:58
Dec 07 17:21:00.589 INFO [stderr]   14:     0x55640f5634e8 - std::rt::lang_start::h774ccbe9520ea49a
Dec 07 17:21:00.589 INFO [stderr]                                at /rustc/906deae0790bd18681b937fe9a141a3c26cf1855/src/libstd/rt.rs:74
Dec 07 17:21:00.589 INFO [stderr]   15:     0x55640f563489 - main
Dec 07 17:21:00.589 INFO [stderr]   16:     0x7f5fcfadc82f - __libc_start_main
Dec 07 17:21:00.589 INFO [stderr]   17:     0x55640f563108 - _start
Dec 07 17:21:00.589 INFO [stderr]   18:                0x0 - <unknown>
Dec 07 17:21:00.589 INFO [stderr] 
Dec 07 17:21:00.589 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 07 17:21:58.292 INFO [stderr] error: build failed
Dec 07 17:21:58.294 INFO [stderr] su: No module specific data is present
Dec 07 17:21:59.767 INFO running `"docker" "inspect" "c89915a9a704f59408d3304c961a2086bd9500ef8756d67f41e9a7ed976b9a92"`
Dec 07 17:21:59.863 INFO running `"docker" "rm" "-f" "c89915a9a704f59408d3304c961a2086bd9500ef8756d67f41e9a7ed976b9a92"`
Dec 07 17:21:59.971 INFO [stdout] c89915a9a704f59408d3304c961a2086bd9500ef8756d67f41e9a7ed976b9a92