Nov 28 14:32:32.288 INFO documenting euphrates_x64-0.1.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 14:32:32.288 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-4/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/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 +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 14:32:32.489 INFO [stdout] 0e9289cfea4247e3815335f1f36647eb2f88682789bfd541495c7e56ad51623d
Nov 28 14:32:32.493 INFO running `"docker" "start" "-a" "0e9289cfea4247e3815335f1f36647eb2f88682789bfd541495c7e56ad51623d"`
Nov 28 14:32:33.035 INFO [stderr] usermod: no changes
Nov 28 14:32:33.129 INFO [stderr]    Compiling euphrates_x64 v0.1.0 (/source)
Nov 28 14:32:33.141 INFO [stderr]     Checking euphrates v0.1.0
Nov 28 14:32:34.243 INFO [stderr] error: failed to run custom build command for `euphrates_x64 v0.1.0 (/source)`
Nov 28 14:32:34.243 INFO [stderr] process didn't exit successfully: `/target/debug/build/euphrates_x64-9b9e2988dba75bf1/build-script-build` (exit code: 101)
Nov 28 14:32:34.243 INFO [stderr] --- stdout
Nov 28 14:32:34.243 INFO [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
Nov 28 14:32:34.243 INFO [stderr] OPT_LEVEL = Some("0")
Nov 28 14:32:34.243 INFO [stderr] HOST = Some("x86_64-unknown-linux-gnu")
Nov 28 14:32:34.243 INFO [stderr] CC_x86_64-unknown-linux-gnu = None
Nov 28 14:32:34.243 INFO [stderr] CC_x86_64_unknown_linux_gnu = None
Nov 28 14:32:34.243 INFO [stderr] HOST_CC = None
Nov 28 14:32:34.243 INFO [stderr] CC = Some("clang")
Nov 28 14:32:34.243 INFO [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
Nov 28 14:32:34.243 INFO [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
Nov 28 14:32:34.243 INFO [stderr] HOST_CFLAGS = None
Nov 28 14:32:34.243 INFO [stderr] CFLAGS = None
Nov 28 14:32:34.243 INFO [stderr] DEBUG = Some("true")
Nov 28 14:32:34.243 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_x64-6d7e25f670cac8e8/out/src/pattern_to_palette_indices.o" "-c" "src/pattern_to_palette_indices.s"
Nov 28 14:32:34.243 INFO [stderr] 
Nov 28 14:32:34.243 INFO [stderr] --- stderr
Nov 28 14:32:34.243 INFO [stderr] thread 'main' panicked at '
Nov 28 14:32:34.243 INFO [stderr] 
Nov 28 14:32:34.243 INFO [stderr] Internal error occurred: Failed to find tool. Is `clang` installed?
Nov 28 14:32:34.243 INFO [stderr] 
Nov 28 14:32:34.243 INFO [stderr] ', /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260:5
Nov 28 14:32:34.243 INFO [stderr] stack backtrace:
Nov 28 14:32:34.243 INFO [stderr]    0:     0x5623d5f12723 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd54bf03150578a04
Nov 28 14:32:34.243 INFO [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Nov 28 14:32:34.243 INFO [stderr]    1:     0x5623d5f0cf08 - std::sys_common::backtrace::_print::hbc4190a26a28239f
Nov 28 14:32:34.243 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:71
Nov 28 14:32:34.243 INFO [stderr]    2:     0x5623d5f11712 - std::panicking::default_hook::{{closure}}::he23730a9977d5d2c
Nov 28 14:32:34.243 INFO [stderr]                                at src/libstd/sys_common/backtrace.rs:59
Nov 28 14:32:34.243 INFO [stderr]                                at src/libstd/panicking.rs:211
Nov 28 14:32:34.243 INFO [stderr]    3:     0x5623d5f1147d - std::panicking::default_hook::h84b3205da674e965
Nov 28 14:32:34.243 INFO [stderr]                                at src/libstd/panicking.rs:227
Nov 28 14:32:34.244 INFO [stderr]    4:     0x5623d5f11e20 - std::panicking::rust_panic_with_hook::h1982b651954184b4
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/panicking.rs:476
Nov 28 14:32:34.244 INFO [stderr]    5:     0x5623d5f119a1 - std::panicking::continue_panic_fmt::h174716ad1cd072b2
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/panicking.rs:390
Nov 28 14:32:34.244 INFO [stderr]    6:     0x5623d5f118ee - std::panicking::begin_panic_fmt::h1703c7fb80a0d597
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/panicking.rs:345
Nov 28 14:32:34.244 INFO [stderr]    7:     0x5623d5ea7b9f - cc::fail::hb3eb9f55472607bd
Nov 28 14:32:34.244 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260
Nov 28 14:32:34.244 INFO [stderr]    8:     0x5623d5e92e3b - cc::Build::compile::h6d5aa755a28f0a18
Nov 28 14:32:34.244 INFO [stderr]                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:933
Nov 28 14:32:34.244 INFO [stderr]    9:     0x5623d5e8cf5a - build_script_build::main::h40de807f378517b6
Nov 28 14:32:34.244 INFO [stderr]                                at /source/build.rs:6
Nov 28 14:32:34.244 INFO [stderr]   10:     0x5623d5e8c56f - std::rt::lang_start::{{closure}}::ha3e763f8ee7f9756
Nov 28 14:32:34.244 INFO [stderr]                                at /rustc/6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb/src/libstd/rt.rs:74
Nov 28 14:32:34.244 INFO [stderr]   11:     0x5623d5f11822 - std::panicking::try::do_call::haa8c3812c8ee3dac
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/rt.rs:59
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/panicking.rs:310
Nov 28 14:32:34.244 INFO [stderr]   12:     0x5623d5f256c9 - __rust_maybe_catch_panic
Nov 28 14:32:34.244 INFO [stderr]                                at src/libpanic_unwind/lib.rs:102
Nov 28 14:32:34.244 INFO [stderr]   13:     0x5623d5f121f3 - std::rt::lang_start_internal::h209b9d62a82d0a63
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/panicking.rs:289
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/panic.rs:398
Nov 28 14:32:34.244 INFO [stderr]                                at src/libstd/rt.rs:58
Nov 28 14:32:34.244 INFO [stderr]   14:     0x5623d5e8c548 - std::rt::lang_start::h33a10b9e41287098
Nov 28 14:32:34.244 INFO [stderr]                                at /rustc/6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb/src/libstd/rt.rs:74
Nov 28 14:32:34.244 INFO [stderr]   15:     0x5623d5e8cfb9 - main
Nov 28 14:32:34.244 INFO [stderr]   16:     0x7f14bbf2682f - __libc_start_main
Nov 28 14:32:34.244 INFO [stderr]   17:     0x5623d5e8c3f8 - _start
Nov 28 14:32:34.244 INFO [stderr]   18:                0x0 - <unknown>
Nov 28 14:32:34.244 INFO [stderr] 
Nov 28 14:32:34.244 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 28 14:32:57.019 INFO [stderr] error: build failed
Nov 28 14:32:57.022 INFO [stderr] su: No module specific data is present
Nov 28 14:32:58.300 INFO running `"docker" "inspect" "0e9289cfea4247e3815335f1f36647eb2f88682789bfd541495c7e56ad51623d"`
Nov 28 14:32:58.703 INFO running `"docker" "rm" "-f" "0e9289cfea4247e3815335f1f36647eb2f88682789bfd541495c7e56ad51623d"`
Nov 28 14:32:59.027 INFO [stdout] 0e9289cfea4247e3815335f1f36647eb2f88682789bfd541495c7e56ad51623d