Dec 07 17:20:43.002 INFO testing euphrates_x64-0.1.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 17:20:43.002 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 17:20:43.503 INFO [stdout] 87b817c111f3d82d991316dc4173b5dab262cdbddb542e4849e5111c23a17aff
Dec 07 17:20:43.505 INFO running `"docker" "start" "-a" "87b817c111f3d82d991316dc4173b5dab262cdbddb542e4849e5111c23a17aff"`
Dec 07 17:20:44.460 INFO [stderr] usermod: no changes
Dec 07 17:20:44.577 INFO [stderr]    Compiling euphrates_x64 v0.1.0 (/source)
Dec 07 17:20:44.577 INFO [stderr]    Compiling euphrates v0.1.0
Dec 07 17:20:46.089 INFO [stderr] error: failed to run custom build command for `euphrates_x64 v0.1.0 (/source)`
Dec 07 17:20:46.089 INFO [stderr] process didn't exit successfully: `/target/debug/build/euphrates_x64-f8dca6cd551c7ad4/build-script-build` (exit code: 101)
Dec 07 17:20:46.089 INFO [stderr] --- stdout
Dec 07 17:20:46.089 INFO [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
Dec 07 17:20:46.089 INFO [stderr] OPT_LEVEL = Some("0")
Dec 07 17:20:46.089 INFO [stderr] HOST = Some("x86_64-unknown-linux-gnu")
Dec 07 17:20:46.089 INFO [stderr] CC_x86_64-unknown-linux-gnu = None
Dec 07 17:20:46.089 INFO [stderr] CC_x86_64_unknown_linux_gnu = None
Dec 07 17:20:46.089 INFO [stderr] HOST_CC = None
Dec 07 17:20:46.089 INFO [stderr] CC = Some("clang")
Dec 07 17:20:46.089 INFO [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
Dec 07 17:20:46.089 INFO [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
Dec 07 17:20:46.089 INFO [stderr] HOST_CFLAGS = None
Dec 07 17:20:46.089 INFO [stderr] CFLAGS = None
Dec 07 17:20:46.089 INFO [stderr] DEBUG = Some("true")
Dec 07 17:20:46.089 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_x64-0cbce74bf2bee646/out/src/pattern_to_palette_indices.o" "-c" "src/pattern_to_palette_indices.s"
Dec 07 17:20:46.089 INFO [stderr] 
Dec 07 17:20:46.089 INFO [stderr] --- stderr
Dec 07 17:20:46.089 INFO [stderr] thread 'main' panicked at '
Dec 07 17:20:46.089 INFO [stderr] 
Dec 07 17:20:46.089 INFO [stderr] Internal error occurred: Failed to find tool. Is `clang` installed?
Dec 07 17:20:46.089 INFO [stderr] 
Dec 07 17:20:46.089 INFO [stderr] ', /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260:5
Dec 07 17:20:46.089 INFO [stderr] stack backtrace:
Dec 07 17:20:46.089 INFO [stderr]    0:     0x55acad3df833 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h82c998a0e635a5c4
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Dec 07 17:20:46.089 INFO [stderr]    1:     0x55acad3d9fd8 - std::sys_common::backtrace::_print::h5fbc0bc3cf12d9bf
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:71
Dec 07 17:20:46.089 INFO [stderr]    2:     0x55acad3de822 - std::panicking::default_hook::{{closure}}::h42b81c3dd1a50e32
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:59
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panicking.rs:211
Dec 07 17:20:46.089 INFO [stderr]    3:     0x55acad3de58d - std::panicking::default_hook::h6c8d8e1c12a669e5
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panicking.rs:227
Dec 07 17:20:46.089 INFO [stderr]    4:     0x55acad3def30 - std::panicking::rust_panic_with_hook::hce93a56e38c2b0aa
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panicking.rs:491
Dec 07 17:20:46.089 INFO [stderr]    5:     0x55acad3deab1 - std::panicking::continue_panic_fmt::hf3c774aec6124caa
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panicking.rs:398
Dec 07 17:20:46.089 INFO [stderr]    6:     0x55acad3de9fe - std::panicking::begin_panic_fmt::h3605d603150d0c9a
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panicking.rs:353
Dec 07 17:20:46.089 INFO [stderr]    7:     0x55acad3728af - cc::fail::hf7e2643b1e7f92b6
Dec 07 17:20:46.089 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260
Dec 07 17:20:46.089 INFO [stderr]    8:     0x55acad35db4b - cc::Build::compile::h9a835d9aca1112fd
Dec 07 17:20:46.089 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:933
Dec 07 17:20:46.089 INFO [stderr]    9:     0x55acad357dfa - build_script_build::main::h9692c73a180127ca
Dec 07 17:20:46.089 INFO [stderr]                                at /source/build.rs:6
Dec 07 17:20:46.089 INFO [stderr]   10:     0x55acad3572cf - std::rt::lang_start::{{closure}}::h89c26bec46822c2c
Dec 07 17:20:46.089 INFO [stderr]                                at /rustc/6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468/src/libstd/rt.rs:74
Dec 07 17:20:46.089 INFO [stderr]   11:     0x55acad3de932 - std::panicking::try::do_call::h3267af88d5a87e31
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/rt.rs:59
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panicking.rs:310
Dec 07 17:20:46.089 INFO [stderr]   12:     0x55acad3f2649 - __rust_maybe_catch_panic
Dec 07 17:20:46.089 INFO [stderr]                                at src/libpanic_unwind/lib.rs:102
Dec 07 17:20:46.089 INFO [stderr]   13:     0x55acad3df303 - std::rt::lang_start_internal::hb3cfaec72f909ccc
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panicking.rs:289
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/panic.rs:398
Dec 07 17:20:46.089 INFO [stderr]                                at src/libstd/rt.rs:58
Dec 07 17:20:46.089 INFO [stderr]   14:     0x55acad3572a8 - std::rt::lang_start::h3d5f9531fa75790a
Dec 07 17:20:46.089 INFO [stderr]                                at /rustc/6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468/src/libstd/rt.rs:74
Dec 07 17:20:46.089 INFO [stderr]   15:     0x55acad357e59 - main
Dec 07 17:20:46.089 INFO [stderr]   16:     0x7f2b54e3282f - __libc_start_main
Dec 07 17:20:46.090 INFO [stderr]   17:     0x55acad357108 - _start
Dec 07 17:20:46.090 INFO [stderr]   18:                0x0 - <unknown>
Dec 07 17:20:46.090 INFO [stderr] 
Dec 07 17:20:46.090 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 07 17:21:43.936 INFO [stderr] error: build failed
Dec 07 17:21:43.938 INFO [stderr] su: No module specific data is present
Dec 07 17:21:45.388 INFO running `"docker" "inspect" "87b817c111f3d82d991316dc4173b5dab262cdbddb542e4849e5111c23a17aff"`
Dec 07 17:21:45.832 INFO running `"docker" "rm" "-f" "87b817c111f3d82d991316dc4173b5dab262cdbddb542e4849e5111c23a17aff"`
Dec 07 17:21:46.172 INFO [stdout] 87b817c111f3d82d991316dc4173b5dab262cdbddb542e4849e5111c23a17aff