[INFO] updating cached repository boxdot/gerritbot-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/boxdot/gerritbot-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/boxdot/gerritbot-rs" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/boxdot/gerritbot-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/boxdot/gerritbot-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/boxdot/gerritbot-rs" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/boxdot/gerritbot-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/boxdot/gerritbot-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d7b3e297006f024f8d52b3301cf0d8721b715e51 [INFO] sha for GitHub repo boxdot/gerritbot-rs: d7b3e297006f024f8d52b3301cf0d8721b715e51 [INFO] validating manifest of boxdot/gerritbot-rs on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of boxdot/gerritbot-rs on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing boxdot/gerritbot-rs [INFO] finished frobbing boxdot/gerritbot-rs [INFO] frobbed toml for boxdot/gerritbot-rs written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/boxdot/gerritbot-rs/Cargo.toml [INFO] started frobbing boxdot/gerritbot-rs [INFO] finished frobbing boxdot/gerritbot-rs [INFO] frobbed toml for boxdot/gerritbot-rs written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/boxdot/gerritbot-rs/Cargo.toml [INFO] crate boxdot/gerritbot-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking boxdot/gerritbot-rs against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-2/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/boxdot/gerritbot-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 596fdc3fb8a93b5b4d02583e7f26ac46754f5f71b88bba7ccfef744f55130afc [INFO] running `"docker" "start" "-a" "596fdc3fb8a93b5b4d02583e7f26ac46754f5f71b88bba7ccfef744f55130afc"` [INFO] [stderr] Compiling openssl v0.9.21 [INFO] [stderr] Checking lru_time_cache v0.7.0 [INFO] [stderr] Compiling cmake v0.1.28 [INFO] [stderr] Compiling coco v0.1.1 [INFO] [stderr] Compiling semver v0.6.0 [INFO] [stderr] Compiling rlua v0.12.2 [INFO] [stderr] Checking itertools v0.7.6 [INFO] [stderr] Checking serde_yaml v0.7.3 [INFO] [stderr] Checking dbus v0.4.1 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking stderrlog v0.2.3 [INFO] [stderr] Checking docopt v0.8.3 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling rustc_version v0.2.1 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Compiling libssh2-sys v0.2.6 [INFO] [stderr] Compiling mime_guess v1.8.2 [INFO] [stderr] Compiling rusoto_core v0.29.0 [INFO] [stderr] Compiling rayon v0.8.2 [INFO] [stderr] Checking notify-rust v3.4.2 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.2` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-bdfcf835d6aef592/build-script-gen_mime_types` (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" }', src/libcore/result.rs:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56164187aaa3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hd6044dfeffbe6bc9 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x56164187686b - std::sys_common::backtrace::_print::ha38c61f902893aa1 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x561641879916 - std::panicking::default_hook::{{closure}}::hc23f0deab92db57e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x5616418796a9 - std::panicking::default_hook::h22e6a9b14b08978d [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x561641879f6f - std::panicking::rust_panic_with_hook::h364c7f0687e3f132 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x561641879af1 - std::panicking::continue_panic_fmt::h65483a24e7c9b125 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x5616418799d5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x56164188a92c - core::panicking::panic_fmt::h01a0643444850703 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x5616418698e7 - core::result::unwrap_failed::h3d4371daf11b627f [INFO] [stderr] at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x56164183c23a - core::result::Result::unwrap::ha0abcf61292adef7 [INFO] [stderr] at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x561641843964 - build_script_gen_mime_types::main::h4d67847ea69b60f3 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.2/src/gen_mime_types.rs:22 [INFO] [stderr] 11: 0x561641855edf - std::rt::lang_start::{{closure}}::h34ecce564ccafcde [INFO] [stderr] at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x5616418799c2 - std::panicking::try::do_call::h44bcc8f6acc6d1e5 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x56164187c079 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x56164187a47c - std::rt::lang_start_internal::he5dbfb20eb9daaa6 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 15: 0x561641855eb8 - std::rt::lang_start::hfa620e8d649dec42 [INFO] [stderr] at /rustc/99a7498759a22b5684caf798a98b7e90ad9d2443/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x561641844fa9 - main [INFO] [stderr] 17: 0x7fd536d632e0 - __libc_start_main [INFO] [stderr] 18: 0x56164181e689 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "596fdc3fb8a93b5b4d02583e7f26ac46754f5f71b88bba7ccfef744f55130afc"` [INFO] running `"docker" "rm" "-f" "596fdc3fb8a93b5b4d02583e7f26ac46754f5f71b88bba7ccfef744f55130afc"` [INFO] [stdout] 596fdc3fb8a93b5b4d02583e7f26ac46754f5f71b88bba7ccfef744f55130afc