Dec 13 16:05:18.919 INFO testing jamescostian/advent_of_code against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550 Dec 13 16:05:18.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 16:05:19.462 INFO [stdout] f1bc72f96580f4b4e3c17563e4908e4c3f3fcb8bbe6a6c3fd7ae66b7dd1a9da5 Dec 13 16:05:19.464 INFO running `"docker" "start" "-a" "f1bc72f96580f4b4e3c17563e4908e4c3f3fcb8bbe6a6c3fd7ae66b7dd1a9da5"` Dec 13 16:05:21.455 INFO [stderr] usermod: no changes Dec 13 16:05:21.531 INFO [stderr] Compiling advent_of_code v0.1.0 (/source) Dec 13 16:05:21.535 INFO [stderr] Compiling coord_2d v0.2.0 Dec 13 16:05:22.700 INFO [stderr] Compiling grid_2d v0.10.0 Dec 13 16:05:24.147 INFO [stderr] error: failed to run custom build command for `advent_of_code v0.1.0 (/source)` Dec 13 16:05:24.147 INFO [stderr] process didn't exit successfully: `/target/debug/build/advent_of_code-e21d78127190fc52/build-script-main` (exit code: 101) Dec 13 16:05:24.147 INFO [stderr] --- stderr Dec 13 16:05:24.147 INFO [stderr] thread 'main' panicked at 'Could not write src/libs.rs!: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1009:5 Dec 13 16:05:24.147 INFO [stderr] stack backtrace: Dec 13 16:05:24.147 INFO [stderr] 0: 0x563fd6a57fe3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::heb4d4d98bcf46d90 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 Dec 13 16:05:24.147 INFO [stderr] 1: 0x563fd6a52a88 - std::sys_common::backtrace::_print::h919420b22c2473e3 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/sys_common/backtrace.rs:71 Dec 13 16:05:24.147 INFO [stderr] 2: 0x563fd6a570d2 - std::panicking::default_hook::{{closure}}::h22d4ac021acb88d5 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/sys_common/backtrace.rs:59 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panicking.rs:210 Dec 13 16:05:24.147 INFO [stderr] 3: 0x563fd6a56e44 - std::panicking::default_hook::h1134a4d34aab4428 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panicking.rs:224 Dec 13 16:05:24.147 INFO [stderr] 4: 0x563fd6a57730 - std::panicking::rust_panic_with_hook::h9c89557c251f2d42 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panicking.rs:487 Dec 13 16:05:24.147 INFO [stderr] 5: 0x563fd6a572b1 - std::panicking::continue_panic_fmt::h6b63497ce98499d4 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panicking.rs:394 Dec 13 16:05:24.147 INFO [stderr] 6: 0x563fd6a57195 - rust_begin_unwind Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panicking.rs:321 Dec 13 16:05:24.147 INFO [stderr] 7: 0x563fd6a6607c - core::panicking::panic_fmt::h68c043a5e81351f3 Dec 13 16:05:24.147 INFO [stderr] at src/libcore/panicking.rs:95 Dec 13 16:05:24.147 INFO [stderr] 8: 0x563fd6a491a7 - core::result::unwrap_failed::h7b41ca2d943d90d5 Dec 13 16:05:24.147 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libcore/macros.rs:26 Dec 13 16:05:24.147 INFO [stderr] 9: 0x563fd6a48145 - >::expect::h822b8a592a9f48bb Dec 13 16:05:24.147 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libcore/result.rs:835 Dec 13 16:05:24.147 INFO [stderr] 10: 0x563fd6a4c0ce - build_script_main::years::write_lib_rs_files::h2ed44a01285e60b1 Dec 13 16:05:24.147 INFO [stderr] at libs_and_mods/years.rs:28 Dec 13 16:05:24.147 INFO [stderr] 11: 0x563fd6a37e59 - build_script_main::main::h3801c8099acd51e8 Dec 13 16:05:24.147 INFO [stderr] at libs_and_mods/main.rs:10 Dec 13 16:05:24.147 INFO [stderr] 12: 0x563fd6a375bf - std::rt::lang_start::{{closure}}::h023459e035244faa Dec 13 16:05:24.147 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/rt.rs:74 Dec 13 16:05:24.147 INFO [stderr] 13: 0x563fd6a57182 - std::panicking::try::do_call::hd22385b9fba3aa8f Dec 13 16:05:24.147 INFO [stderr] at src/libstd/rt.rs:59 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panicking.rs:306 Dec 13 16:05:24.147 INFO [stderr] 14: 0x563fd6a64f49 - __rust_maybe_catch_panic Dec 13 16:05:24.147 INFO [stderr] at src/libpanic_unwind/lib.rs:102 Dec 13 16:05:24.147 INFO [stderr] 15: 0x563fd6a57b03 - std::rt::lang_start_internal::h884c76ddf53aa8b4 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panicking.rs:285 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/panic.rs:398 Dec 13 16:05:24.147 INFO [stderr] at src/libstd/rt.rs:58 Dec 13 16:05:24.147 INFO [stderr] 16: 0x563fd6a37598 - std::rt::lang_start::h0d83dd74947f7518 Dec 13 16:05:24.147 INFO [stderr] at /rustc/bd47d6825bf4090517549d33cfef10d3300b4a75/src/libstd/rt.rs:74 Dec 13 16:05:24.147 INFO [stderr] 17: 0x563fd6a38969 - main Dec 13 16:05:24.147 INFO [stderr] 18: 0x7f1bfcf7482f - __libc_start_main Dec 13 16:05:24.147 INFO [stderr] 19: 0x563fd6a2fd78 - _start Dec 13 16:05:24.147 INFO [stderr] 20: 0x0 - Dec 13 16:05:24.147 INFO [stderr] Dec 13 16:05:24.147 INFO [stderr] warning: build failed, waiting for other jobs to finish... Dec 13 16:05:24.451 INFO [stderr] error: build failed Dec 13 16:05:24.451 INFO [stderr] su: No module specific data is present Dec 13 16:05:25.357 INFO running `"docker" "inspect" "f1bc72f96580f4b4e3c17563e4908e4c3f3fcb8bbe6a6c3fd7ae66b7dd1a9da5"` Dec 13 16:05:25.691 INFO running `"docker" "rm" "-f" "f1bc72f96580f4b4e3c17563e4908e4c3f3fcb8bbe6a6c3fd7ae66b7dd1a9da5"` Dec 13 16:05:26.011 INFO [stdout] f1bc72f96580f4b4e3c17563e4908e4c3f3fcb8bbe6a6c3fd7ae66b7dd1a9da5