[INFO] updating cached repository damienstanton/crust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/damienstanton/crust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/damienstanton/crust" "work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/damienstanton/crust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/damienstanton/crust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/damienstanton/crust" "work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/damienstanton/crust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/damienstanton/crust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 57e3659765fcac3fe0b4ce3264aebe534862140e
[INFO] sha for GitHub repo damienstanton/crust: 57e3659765fcac3fe0b4ce3264aebe534862140e
[INFO] validating manifest of damienstanton/crust on toolchain master#7840a0b753a065a41999f1fb6028f67d33e3fdd5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of damienstanton/crust on toolchain try#6a9f0b6cc40687e25f9d772e3b10bab335c63853
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing damienstanton/crust
[INFO] finished frobbing damienstanton/crust
[INFO] frobbed toml for damienstanton/crust written to work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/damienstanton/crust/Cargo.toml
[INFO] started frobbing damienstanton/crust
[INFO] finished frobbing damienstanton/crust
[INFO] frobbed toml for damienstanton/crust written to work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/damienstanton/crust/Cargo.toml
[INFO] crate damienstanton/crust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking damienstanton/crust against master#7840a0b753a065a41999f1fb6028f67d33e3fdd5 for pr-60466
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60466/worker-4/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/damienstanton/crust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 49d977d25ef2e8399f0638dbc8f6a843fb2bfac5dbd8d5ff066936641d5be176
[INFO] running `"docker" "start" "-a" "49d977d25ef2e8399f0638dbc8f6a843fb2bfac5dbd8d5ff066936641d5be176"`
[INFO] [stderr]    Compiling arrayvec v0.4.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling cc v1.0.27
[INFO] [stderr]    Compiling crust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `crust v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/crust-c2a7d50dd5945ed1/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] CXX_x86_64-apple-darwin = None
[INFO] [stderr] CXX_x86_64_apple_darwin = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] CXXFLAGS_x86_64-apple-darwin = None
[INFO] [stderr] CXXFLAGS_x86_64_apple_darwin = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "src/cpp" "-Wall" "-Wextra" "-o" "./src/cpp/hello.o" "-c" "src/cpp/hello.cpp"
[INFO] [stderr] cargo:warning=Assembler messages:
[INFO] [stderr] cargo:warning=Fatal error: can't create ./src/cpp/hello.o: Read-only file system
[INFO] [stderr] exit code: 1
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr] Internal error occurred: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "src/cpp" "-Wall" "-Wextra" "-o" "./src/cpp/hello.o" "-c" "src/cpp/hello.cpp" with args "c++" did not execute successfully (status code exit code: 1).
[INFO] [stderr] 
[INFO] [stderr] ', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.27/src/lib.rs:2313:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56524c56142a - backtrace::backtrace::libunwind::trace::h95cf0d6f90455f99
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.25/src/backtrace/libunwind.rs:97
[INFO] [stderr]    1:     0x56524c56142a - backtrace::backtrace::trace_unsynchronized::hf1bc4b307d386ce0
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.25/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56524c56142a - std::sys_common::backtrace::_print::h17c85b34b8085bc3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x56524c56142a - std::sys_common::backtrace::print::hcd95718fa811f3ee
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x56524c56142a - std::panicking::default_hook::{{closure}}::h9a777852f3c432bb
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    5:     0x56524c56112b - std::panicking::default_hook::h20a55232f8970617
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    6:     0x56524c561b9f - std::panicking::rust_panic_with_hook::h5522dfdebc12d6f5
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    7:     0x56524c561721 - std::panicking::continue_panic_fmt::h2e20e3cd1b619a34
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    8:     0x56524c56166e - std::panicking::begin_panic_fmt::h690807d385028725
[INFO] [stderr]                                at src/libstd/panicking.rs:336
[INFO] [stderr]    9:     0x56524c4b2265 - cc::fail::h0e0db3882384217e
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.27/src/lib.rs:2313
[INFO] [stderr]   10:     0x56524c49cece - cc::Build::compile::h27d4b7f7af1b84cc
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.27/src/lib.rs:950
[INFO] [stderr]   11:     0x56524c496ed0 - build_script_build::main::hc528195064d1134c
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:6
[INFO] [stderr]   12:     0x56524c496d2f - std::rt::lang_start::{{closure}}::hb8dea7f6ab3a011c
[INFO] [stderr]                                at /rustc/7840a0b753a065a41999f1fb6028f67d33e3fdd5/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x56524c5615a2 - std::rt::lang_start_internal::{{closure}}::h6ec740df5798a70a
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   14:     0x56524c5615a2 - std::panicking::try::do_call::h93c284c7f36c2a33
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   15:     0x56524c569fa9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   16:     0x56524c56216c - std::panicking::try::h3886393c741bda4e
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]   17:     0x56524c56216c - std::panic::catch_unwind::ha7941002b1d0656b
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   18:     0x56524c56216c - std::rt::lang_start_internal::h1525a1979960fe11
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   19:     0x56524c496d08 - std::rt::lang_start::h59f0ef937377dea6
[INFO] [stderr]                                at /rustc/7840a0b753a065a41999f1fb6028f67d33e3fdd5/src/libstd/rt.rs:64
[INFO] [stderr]   20:     0x56524c496f29 - main
[INFO] [stderr]   21:     0x7f004491d2e0 - __libc_start_main
[INFO] [stderr]   22:     0x56524c4962a9 - _start
[INFO] [stderr]   23:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "49d977d25ef2e8399f0638dbc8f6a843fb2bfac5dbd8d5ff066936641d5be176"`
[INFO] running `"docker" "rm" "-f" "49d977d25ef2e8399f0638dbc8f6a843fb2bfac5dbd8d5ff066936641d5be176"`
[INFO] [stdout] 49d977d25ef2e8399f0638dbc8f6a843fb2bfac5dbd8d5ff066936641d5be176