[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#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmueller%2Fadvent2017" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mmueller/advent2017 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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-8/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.7.4 [INFO] [stderr] Downloaded regex-syntax v0.4.1 [INFO] [stderr] Downloaded regex v0.2.3 [INFO] [stderr] Downloaded argparse v0.2.1 [INFO] [stderr] Downloaded thread_local v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45c7af8556761a35344c3d3b76bd60f11408fdc0334d33a58c20a688015958ab [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" "45c7af8556761a35344c3d3b76bd60f11408fdc0334d33a58c20a688015958ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45c7af8556761a35344c3d3b76bd60f11408fdc0334d33a58c20a688015958ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45c7af8556761a35344c3d3b76bd60f11408fdc0334d33a58c20a688015958ab", kill_on_drop: false }` [INFO] [stdout] 45c7af8556761a35344c3d3b76bd60f11408fdc0334d33a58c20a688015958ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eb9f320b7a81b05f580d0b11e05c871aad58fabe38c276137ce45649d4e3841c [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" "eb9f320b7a81b05f580d0b11e05c871aad58fabe38c276137ce45649d4e3841c", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking either v1.4.0 [INFO] [stderr] Compiling advent2017 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking argparse v0.2.1 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking itertools v0.7.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking regex v0.2.3 [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/advent2017-4d9b0b455bff5d29/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: 0x55b709d1ddd0 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55b709d1ddd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55b709d1ddd0 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55b709d1ddd0 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55b709d36bdc - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55b709d1bee2 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55b709d1ff1d - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55b709d1ff1d - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55b709d1ff1d - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55b709d1fbc8 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55b709d20601 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55b709d201a9 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55b709d1e25c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55b709d20169 - rust_begin_unwind [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55b709d35f01 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55b709d35d23 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x55b709d08c0b - core::result::Result::unwrap::h2d26e5cb76e9cf28 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x55b709d01f39 - build_script_build::main::hc3406d32b95686a4 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8 [INFO] [stderr] 18: 0x55b709cffdeb - core::ops::function::FnOnce::call_once::hccc8cd390daabdcd [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55b709d06fde - std::sys_common::backtrace::__rust_begin_short_backtrace::h8bf6eff4f15ea9ec [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55b709d018a1 - std::rt::lang_start::{{closure}}::hd336d455f5adc1ed [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55b709d20a27 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55b709d20a27 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55b709d20a27 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55b709d20a27 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55b709d20a27 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55b709d01877 - std::rt::lang_start::ha34343299691d985 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55b709d02a4a - main [INFO] [stderr] 28: 0x7fc65d2590b3 - __libc_start_main [INFO] [stderr] 29: 0x55b709cfb0ae - _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" "eb9f320b7a81b05f580d0b11e05c871aad58fabe38c276137ce45649d4e3841c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb9f320b7a81b05f580d0b11e05c871aad58fabe38c276137ce45649d4e3841c", kill_on_drop: false }` [INFO] [stdout] eb9f320b7a81b05f580d0b11e05c871aad58fabe38c276137ce45649d4e3841c