[INFO] cloning repository insanitybit/spam_detection [INFO] running `"git" "clone" "--bare" "git://github.com/insanitybit/spam_detection.git" "work/cache/sources/gh/insanitybit/spam_detection"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/insanitybit/spam_detection'... [INFO] running `"git" "clone" "work/cache/sources/gh/insanitybit/spam_detection" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/insanitybit/spam_detection"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/insanitybit/spam_detection'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/insanitybit/spam_detection" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/insanitybit/spam_detection"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/insanitybit/spam_detection'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 576ba4678b93d19fb0950ba88aef8c79abd7dd25 [INFO] sha for GitHub repo insanitybit/spam_detection: 576ba4678b93d19fb0950ba88aef8c79abd7dd25 [INFO] validating manifest of insanitybit/spam_detection on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of insanitybit/spam_detection on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing insanitybit/spam_detection [INFO] finished frobbing insanitybit/spam_detection [INFO] frobbed toml for insanitybit/spam_detection written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/insanitybit/spam_detection/Cargo.toml [INFO] started frobbing insanitybit/spam_detection [INFO] finished frobbing insanitybit/spam_detection [INFO] frobbed toml for insanitybit/spam_detection written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/insanitybit/spam_detection/Cargo.toml [INFO] crate insanitybit/spam_detection already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating git repository `https://github.com/insanitybit/aktors` [INFO] [stderr] Updating git repository `https://github.com/stjepang/channel` [INFO] [stderr] Updating git repository `https://github.com/insanitybit/derive_aktor` [INFO] [stderr] Updating git repository `https://github.com/insanitybit/sentiment` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mailparse v0.5.1 [INFO] [stderr] Downloaded quoted_printable v0.3.3 [INFO] [stderr] Downloaded string_morph v0.1.0 [INFO] [stderr] Downloaded rustlearn v0.4.2 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking insanitybit/spam_detection against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-7/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/insanitybit/spam_detection:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 53087198df4343f4b204825d291f826ba029eb54994048d9e85805bd0be98eeb [INFO] running `"docker" "start" "-a" "53087198df4343f4b204825d291f826ba029eb54994048d9e85805bd0be98eeb"` [INFO] [stderr] Compiling crossbeam v0.3.0 [INFO] [stderr] Checking base64 v0.1.1 [INFO] [stderr] Compiling futures v0.1.16 [INFO] [stderr] Compiling string_morph v0.1.0 [INFO] [stderr] Checking quoted_printable v0.3.3 [INFO] [stderr] Checking lru_time_cache v0.7.0 [INFO] [stderr] Compiling openssl-sys v0.9.19 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling rustlearn v0.4.2 [INFO] [stderr] Checking coco v0.2.1 [INFO] [stderr] Compiling parking_lot_core v0.2.6 [INFO] [stderr] Checking futures-cpupool v0.1.6 [INFO] [stderr] Checking uuid v0.4.0 [INFO] [stderr] Checking twox-hash v1.1.0 [INFO] [stderr] Checking rayon-core v1.2.1 [INFO] [stderr] Checking backtrace-sys v0.1.14 [INFO] [stderr] Compiling derive_builder_core v0.1.7 [INFO] [stderr] Checking num-rational v0.1.39 [INFO] [stderr] Checking mailparse v0.5.1 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking sentiment v0.1.1 (https://github.com/insanitybit/sentiment#84ebf78e) [INFO] [stderr] Checking serde_urlencoded v0.5.1 [INFO] [stderr] Checking backtrace v0.3.3 [INFO] [stderr] Compiling openssl v0.9.19 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Checking num v0.1.40 [INFO] [stderr] Compiling string_cache_codegen v0.4.0 [INFO] [stderr] Checking hyper v0.11.6 [INFO] [stderr] Checking channel v0.1.0 (https://github.com/stjepang/channel?rev=949ce33946d9e4686386ebbbe022b71de9b20950#949ce339) [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking stopwatch v0.0.7 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.2 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-4e310b57c83666b7/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: 0x55e34ed5ed2b - backtrace::backtrace::libunwind::trace::h8758853b907b30fd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55e34ed5ed2b - backtrace::backtrace::trace_unsynchronized::h979d07d4bfdce29c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55e34ed5ed2b - std::sys_common::backtrace::_print::ha749bbdb811617ea [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55e34ed5ed2b - std::sys_common::backtrace::print::h86a6ff63a904e869 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55e34ed5ed2b - std::panicking::default_hook::{{closure}}::h68500b20afb715b9 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55e34ed5ea07 - std::panicking::default_hook::ha801ade4ae33c264 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55e34ed5f3f0 - std::panicking::rust_panic_with_hook::hfb51b615c6060100 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55e34ed5ef72 - std::panicking::continue_panic_fmt::h94bd84d5bf32c833 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55e34ed5ee56 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55e34ed73b5d - core::panicking::panic_fmt::h8a74e5820cacd07c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55e34ed521b8 - core::result::unwrap_failed::h48d00f92bdd184ce [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x55e34ed1f87c - core::result::Result::unwrap::h29ac643f4d10cc7e [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/result.rs:800 [INFO] [stderr] 12: 0x55e34ed229f5 - build_script_gen_mime_types::main::hcf420523656ffab5 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.2/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x55e34ed491d0 - std::rt::lang_start::{{closure}}::hd0887878b232d4c0 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55e34ed5ee43 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55e34ed5ee43 - std::panicking::try::do_call::h51cc84caa9338daf [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55e34ed60d8a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 17: 0x55e34ed5f8fd - std::panicking::try::heb9d5da34e3fa707 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55e34ed5f8fd - std::panic::catch_unwind::he2a2041733180f4c [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 19: 0x55e34ed5f8fd - std::rt::lang_start_internal::h9e24cef029766dfd [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55e34ed491a9 - std::rt::lang_start::hacf5a3e3418a4ffa [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55e34ed2402a - main [INFO] [stderr] 22: 0x7f5c7d9222e1 - __libc_start_main [INFO] [stderr] 23: 0x55e34ecfe44a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "53087198df4343f4b204825d291f826ba029eb54994048d9e85805bd0be98eeb"` [INFO] running `"docker" "rm" "-f" "53087198df4343f4b204825d291f826ba029eb54994048d9e85805bd0be98eeb"` [INFO] [stdout] 53087198df4343f4b204825d291f826ba029eb54994048d9e85805bd0be98eeb