[INFO] cloning repository https://github.com/mmueller/advent2017 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmueller/advent2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmueller%2Fadvent2017", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmueller%2Fadvent2017'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1558d163f1022a55b4e59035eebb9a55f00bdf70 [INFO] checking mmueller/advent2017 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmueller%2Fadvent2017" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mmueller/advent2017 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mmueller/advent2017 [INFO] finished tweaking git repo https://github.com/mmueller/advent2017 [INFO] tweaked toml for git repo https://github.com/mmueller/advent2017 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/mmueller/advent2017 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.7.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bfcb5d817d4a96813923ab877ac0ed1837f80cf35835ea7203209a743d82850c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bfcb5d817d4a96813923ab877ac0ed1837f80cf35835ea7203209a743d82850c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bfcb5d817d4a96813923ab877ac0ed1837f80cf35835ea7203209a743d82850c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfcb5d817d4a96813923ab877ac0ed1837f80cf35835ea7203209a743d82850c", kill_on_drop: false }` [INFO] [stdout] bfcb5d817d4a96813923ab877ac0ed1837f80cf35835ea7203209a743d82850c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ab0f29a9ca4163928cd477258a1ab679090b24ab3e8dab8aa2c746710c69d0eb [INFO] running `Command { std: "docker" "start" "-a" "ab0f29a9ca4163928cd477258a1ab679090b24ab3e8dab8aa2c746710c69d0eb", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rustc-demangle v0.1.5 [INFO] [stderr] Checking either v1.4.0 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Compiling advent2017 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking argparse v0.2.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking itertools v0.7.4 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] error: failed to run custom build command for `advent2017 v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/advent2017-9eb94a47e031fd16/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:8:42 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e20fc9fa70 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x55e20fc9fa70 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55e20fc9fa70 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55e20fc9fa70 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55e20fcb924c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55e20fc9d5a2 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55e20fca1d35 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55e20fca1d35 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55e20fca1d35 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55e20fca188a - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55e20fca24d1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55e20fca2017 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55e20fc9ff0c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55e20fca1f79 - rust_begin_unwind [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55e20fcb85f1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55e20fcb8413 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x55e20fc8a51b - core::result::Result::unwrap::h0ed80a71f103f2ce [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x55e20fc83d58 - build_script_build::main::h6ef276b6d411af5a [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8:17 [INFO] [stderr] 18: 0x55e20fc81d9b - core::ops::function::FnOnce::call_once::h841e262296144107 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55e20fc859fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h178eb749f56eae11 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55e20fc81a61 - std::rt::lang_start::{{closure}}::h1001cf9a61c5c8da [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55e20fca28f7 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55e20fca28f7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55e20fca28f7 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55e20fca28f7 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55e20fca28f7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55e20fc81a37 - std::rt::lang_start::hed4d3832ca815892 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55e20fc8484a - main [INFO] [stderr] 28: 0x7f788fcba0b3 - __libc_start_main [INFO] [stderr] 29: 0x55e20fc7d0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ab0f29a9ca4163928cd477258a1ab679090b24ab3e8dab8aa2c746710c69d0eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab0f29a9ca4163928cd477258a1ab679090b24ab3e8dab8aa2c746710c69d0eb", kill_on_drop: false }` [INFO] [stdout] ab0f29a9ca4163928cd477258a1ab679090b24ab3e8dab8aa2c746710c69d0eb