[INFO] cloning repository woaproject/parity-orchestrator [INFO] running `"git" "clone" "--bare" "git://github.com/woaproject/parity-orchestrator.git" "work/cache/sources/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/woaproject/parity-orchestrator'... [INFO] running `"git" "clone" "work/cache/sources/gh/woaproject/parity-orchestrator" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/woaproject/parity-orchestrator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/woaproject/parity-orchestrator" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/woaproject/parity-orchestrator'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2ec4abbe15121f9b335660882dd7561e06ff27db [INFO] sha for GitHub repo woaproject/parity-orchestrator: 2ec4abbe15121f9b335660882dd7561e06ff27db [INFO] validating manifest of woaproject/parity-orchestrator 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 woaproject/parity-orchestrator 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 woaproject/parity-orchestrator [INFO] finished frobbing woaproject/parity-orchestrator [INFO] frobbed toml for woaproject/parity-orchestrator written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/woaproject/parity-orchestrator/Cargo.toml [INFO] started frobbing woaproject/parity-orchestrator [INFO] finished frobbing woaproject/parity-orchestrator [INFO] frobbed toml for woaproject/parity-orchestrator written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/woaproject/parity-orchestrator/Cargo.toml [INFO] crate woaproject/parity-orchestrator 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] Downloading crates ... [INFO] [stderr] Downloaded urlparse v0.7.3 [INFO] [stderr] Downloaded reqwest v0.8.2 [INFO] [stderr] Downloaded slog v2.1.1 [INFO] [stderr] Downloaded slog-term v2.3.0 [INFO] [stderr] Downloaded jsonrpc-client-http v0.2.2 [INFO] [stderr] Downloaded take_mut v0.2.0 [INFO] [stderr] Downloaded slog-async v2.2.0 [INFO] [stderr] Downloaded jsonrpc-client-core v0.2.1 [INFO] [stderr] Downloaded hyper v0.11.10 [INFO] [stderr] Downloaded jsonrpc-core v7.1.1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking woaproject/parity-orchestrator 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/woaproject/parity-orchestrator:/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] 490267526fb684ce22e5375c355b161ed2c37b290f32547fef84d922b31df4ae [INFO] running `"docker" "start" "-a" "490267526fb684ce22e5375c355b161ed2c37b290f32547fef84d922b31df4ae"` [INFO] [stderr] Compiling openssl v0.9.23 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Compiling build_const v0.2.0 [INFO] [stderr] Checking slog v2.1.1 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking take_mut v0.2.0 [INFO] [stderr] Checking urlparse v0.7.3 [INFO] [stderr] Checking hex v0.3.1 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Compiling openssl-sys v0.9.23 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking rand v0.3.19 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking isatty v0.1.6 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.0 [INFO] [stderr] Checking toml v0.4.5 [INFO] [stderr] Checking serde_json v1.0.9 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Compiling crc v1.7.0 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking futures-cpupool v0.1.7 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Checking mio v0.6.11 [INFO] [stderr] Checking backtrace-sys v0.1.16 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking slog-async v2.2.0 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking backtrace v0.3.4 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Checking serde_urlencoded v0.5.1 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Checking jsonrpc-core v7.1.1 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking libflate v0.1.14 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking tokio-core v0.1.11 [INFO] [stderr] Checking config v0.7.0 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.3 [INFO] [stderr] Checking jsonrpc-client-core v0.2.1 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking slog-term v2.3.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-91c0485addf5abaf/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: 0x56305b85ed5b - 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: 0x56305b85ed5b - 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: 0x56305b85ed5b - std::sys_common::backtrace::_print::ha749bbdb811617ea [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x56305b85ed5b - std::sys_common::backtrace::print::h86a6ff63a904e869 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x56305b85ed5b - std::panicking::default_hook::{{closure}}::h68500b20afb715b9 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x56305b85ea37 - std::panicking::default_hook::ha801ade4ae33c264 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x56305b85f420 - std::panicking::rust_panic_with_hook::hfb51b615c6060100 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x56305b85efa2 - std::panicking::continue_panic_fmt::h94bd84d5bf32c833 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x56305b85ee86 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x56305b873b8d - core::panicking::panic_fmt::h8a74e5820cacd07c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x56305b851b28 - core::result::unwrap_failed::h893a17778aa2be92 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x56305b81f82c - core::result::Result::unwrap::h654fea6d51210297 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/result.rs:800 [INFO] [stderr] 12: 0x56305b822a25 - build_script_gen_mime_types::main::hd061af6bd4a0fc83 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.3/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x56305b849200 - std::rt::lang_start::{{closure}}::h2f2d1fd3ea5ba391 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x56305b85ee73 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x56305b85ee73 - std::panicking::try::do_call::h51cc84caa9338daf [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x56305b860dba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 17: 0x56305b85f92d - std::panicking::try::heb9d5da34e3fa707 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x56305b85f92d - std::panic::catch_unwind::he2a2041733180f4c [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 19: 0x56305b85f92d - std::rt::lang_start_internal::h9e24cef029766dfd [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x56305b8491d9 - std::rt::lang_start::hf28515438370ad99 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x56305b82405a - main [INFO] [stderr] 22: 0x7f51821612e1 - __libc_start_main [INFO] [stderr] 23: 0x56305b7fe47a - _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" "490267526fb684ce22e5375c355b161ed2c37b290f32547fef84d922b31df4ae"` [INFO] running `"docker" "rm" "-f" "490267526fb684ce22e5375c355b161ed2c37b290f32547fef84d922b31df4ae"` [INFO] [stdout] 490267526fb684ce22e5375c355b161ed2c37b290f32547fef84d922b31df4ae