[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-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/boxdot/gerritbot-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/boxdot/gerritbot-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/boxdot/gerritbot-rs" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/boxdot/gerritbot-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/boxdot/gerritbot-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ac918f5159266f8cae9ca6b0d70eb5d2393232d6 [INFO] sha for GitHub repo boxdot/gerritbot-rs: ac918f5159266f8cae9ca6b0d70eb5d2393232d6 [INFO] validating manifest of boxdot/gerritbot-rs on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of boxdot/gerritbot-rs on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-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-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/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-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/boxdot/gerritbot-rs/Cargo.toml [INFO] crate boxdot/gerritbot-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking boxdot/gerritbot-rs against try#42445ded8fd34235a676755cb5d079658ed51f6a for pr-60944 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-4/try#42445ded8fd34235a676755cb5d079658ed51f6a:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/boxdot/gerritbot-rs:/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" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7f44cff9d4cac0f9068e6dfe907095902871f6270542dc8a039937983af829b2 [INFO] running `"docker" "start" "-a" "7f44cff9d4cac0f9068e6dfe907095902871f6270542dc8a039937983af829b2"` [INFO] [stderr] Compiling openssl v0.9.21 [INFO] [stderr] Checking lru_time_cache v0.9.0 [INFO] [stderr] Compiling openssl-sys v0.9.21 [INFO] [stderr] Compiling num_cpus v1.7.0 [INFO] [stderr] Compiling rlua v0.16.2 [INFO] [stderr] Compiling semver v0.6.0 [INFO] [stderr] Checking xml-rs v0.7.0 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Compiling libssh2-sys v0.2.6 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking dbus v0.4.1 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking hyper v0.10.13 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking serde v1.0.89 [INFO] [stderr] Checking stderrlog v0.4.1 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Compiling mime_guess v1.8.2 [INFO] [stderr] Checking tokio-core v0.1.10 [INFO] [stderr] Compiling rustc_version v0.2.1 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Compiling rusoto_core v0.29.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-465a9325bdc646d0/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: 0x563c929335d3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h4b8c8edcb4a1a884 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x563c9292f39b - std::sys_common::backtrace::_print::hb9cb43b8f3a26e66 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x563c92932446 - std::panicking::default_hook::{{closure}}::hda0ee4005e6ff283 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x563c929321d9 - std::panicking::default_hook::hcd452a911bf63096 [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x563c92932a9f - std::panicking::rust_panic_with_hook::hf6a2e8487a670340 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x563c92932621 - std::panicking::continue_panic_fmt::h12123d2ede034222 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x563c92932505 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x563c929434bc - core::panicking::panic_fmt::h613654198c33a339 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x563c929245c7 - core::result::unwrap_failed::h1a2f636e099ec223 [INFO] [stderr] at /rustc/42445ded8fd34235a676755cb5d079658ed51f6a/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x563c928f154a - core::result::Result::unwrap::hbca6cbf41e140860 [INFO] [stderr] at /rustc/42445ded8fd34235a676755cb5d079658ed51f6a/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x563c928fc604 - build_script_gen_mime_types::main::hed2467b200b4f7e0 [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: 0x563c9291b58f - std::rt::lang_start::{{closure}}::h5bb890c925112cdf [INFO] [stderr] at /rustc/42445ded8fd34235a676755cb5d079658ed51f6a/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x563c929324f2 - std::panicking::try::do_call::hcd6e20d3f55d90f4 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x563c92934ba9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x563c92932fac - std::rt::lang_start_internal::h785c82e60cb8195f [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: 0x563c9291b568 - std::rt::lang_start::hc2599ddc584ad0a1 [INFO] [stderr] at /rustc/42445ded8fd34235a676755cb5d079658ed51f6a/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x563c928fdc49 - main [INFO] [stderr] 17: 0x7f65bf3022e0 - __libc_start_main [INFO] [stderr] 18: 0x563c928d1819 - _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" "7f44cff9d4cac0f9068e6dfe907095902871f6270542dc8a039937983af829b2"` [INFO] running `"docker" "rm" "-f" "7f44cff9d4cac0f9068e6dfe907095902871f6270542dc8a039937983af829b2"` [INFO] [stdout] 7f44cff9d4cac0f9068e6dfe907095902871f6270542dc8a039937983af829b2