[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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/woaproject/parity-orchestrator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/woaproject/parity-orchestrator" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of woaproject/parity-orchestrator on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/woaproject/parity-orchestrator/Cargo.toml [INFO] crate woaproject/parity-orchestrator already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded slog-term v2.3.0 [INFO] [stderr] Downloaded urlparse v0.7.3 [INFO] [stderr] Downloaded take_mut v0.2.0 [INFO] [stderr] Downloaded jsonrpc-client-http v0.2.2 [INFO] [stderr] Downloaded mime_guess v2.0.0-alpha.3 [INFO] [stderr] Downloaded slog v2.1.1 [INFO] [stderr] Downloaded jsonrpc-core v7.1.1 [INFO] [stderr] Downloaded slog-async v2.2.0 [INFO] [stderr] Downloaded isatty v0.1.6 [INFO] [stderr] Downloaded reqwest v0.8.2 [INFO] [stderr] Downloaded hyper v0.11.10 [INFO] [stderr] Downloaded jsonrpc-client-core v0.2.1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] testing woaproject/parity-orchestrator against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/woaproject/parity-orchestrator:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 8acb51b2b36980a655aedab5674c4f9c445c1ea90d95900e4720c70fe97b9c8f [INFO] running `"docker" "start" "-a" "8acb51b2b36980a655aedab5674c4f9c445c1ea90d95900e4720c70fe97b9c8f"` [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling openssl v0.9.23 [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Compiling build_const v0.2.0 [INFO] [stderr] Compiling adler32 v1.0.2 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling take_mut v0.2.0 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling slog v2.1.1 [INFO] [stderr] Compiling urlparse v0.7.3 [INFO] [stderr] Compiling hex v0.3.1 [INFO] [stderr] Compiling arrayref v0.3.4 [INFO] [stderr] Compiling openssl-sys v0.9.23 [INFO] [stderr] Compiling rand v0.3.19 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling atty v0.2.6 [INFO] [stderr] Compiling isatty v0.1.6 [INFO] [stderr] Compiling base64 v0.9.0 [INFO] [stderr] Compiling toml v0.4.5 [INFO] [stderr] Compiling crc v1.7.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling serde_json v1.0.9 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling clap v2.29.0 [INFO] [stderr] Compiling futures-cpupool v0.1.7 [INFO] [stderr] Compiling mio v0.6.11 [INFO] [stderr] Compiling tokio-io v0.1.4 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling uuid v0.5.1 [INFO] [stderr] Compiling slog-async v2.2.0 [INFO] [stderr] Compiling serde_urlencoded v0.5.1 [INFO] [stderr] Compiling num v0.1.41 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling libflate v0.1.14 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling chrono v0.4.0 [INFO] [stderr] Compiling jsonrpc-core v7.1.1 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling tokio-core v0.1.11 [INFO] [stderr] Compiling mime v0.3.5 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling config v0.7.0 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.3 [INFO] [stderr] Compiling slog-term v2.3.0 [INFO] [stderr] Compiling jsonrpc-client-core v0.2.1 [INFO] [stderr] Compiling tokio-proto v0.1.1 [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-ea8a5dc424461586/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: 0x557609dfbe1b - backtrace::backtrace::libunwind::trace::hcbf63b8d794b15f4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x557609dfbe1b - backtrace::backtrace::trace_unsynchronized::h681e1cb201a9972d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557609dfbe1b - std::sys_common::backtrace::_print::hd27175ce39811176 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x557609dfbe1b - std::sys_common::backtrace::print::h117e2eebf9a1e122 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x557609dfbe1b - std::panicking::default_hook::{{closure}}::h6369b988ee675335 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 5: 0x557609dfbb1c - std::panicking::default_hook::hfaefd2bea4c25f9e [INFO] [stderr] at src/libstd/panicking.rs:212 [INFO] [stderr] 6: 0x557609dfc4e0 - std::panicking::rust_panic_with_hook::h02c52718165ccced [INFO] [stderr] at src/libstd/panicking.rs:475 [INFO] [stderr] 7: 0x557609dfc062 - std::panicking::continue_panic_fmt::h9e135674c1df51b4 [INFO] [stderr] at src/libstd/panicking.rs:382 [INFO] [stderr] 8: 0x557609dfbf46 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:309 [INFO] [stderr] 9: 0x557609e1108d - core::panicking::panic_fmt::h58c956553ac8538f [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x557609deeed8 - core::result::unwrap_failed::hdff244c5cc083d4c [INFO] [stderr] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x557609dbae8c - core::result::Result::unwrap::hd42bd012ad7ddc3e [INFO] [stderr] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/result.rs:800 [INFO] [stderr] 12: 0x557609dc1e75 - build_script_gen_mime_types::main::he2cd243e5c61df73 [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: 0x557609ddda00 - std::rt::lang_start::{{closure}}::hb8eae16864913989 [INFO] [stderr] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x557609dfbf33 - std::rt::lang_start_internal::{{closure}}::hcbc5c8394111530e [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x557609dfbf33 - std::panicking::try::do_call::h84c4ef65129422bb [INFO] [stderr] at src/libstd/panicking.rs:294 [INFO] [stderr] 16: 0x557609dfe2da - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 17: 0x557609dfc9ed - std::panicking::try::h2c4ddfbb8ee8ea48 [INFO] [stderr] at src/libstd/panicking.rs:273 [INFO] [stderr] 18: 0x557609dfc9ed - std::panic::catch_unwind::hdaf4c8aaf8d806d4 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 19: 0x557609dfc9ed - std::rt::lang_start_internal::h62b0fb13d258520d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x557609ddd9d9 - std::rt::lang_start::h71428e2947349390 [INFO] [stderr] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x557609dc34ba - main [INFO] [stderr] 22: 0x7f2b019062e1 - __libc_start_main [INFO] [stderr] 23: 0x557609d9b08a - _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" "8acb51b2b36980a655aedab5674c4f9c445c1ea90d95900e4720c70fe97b9c8f"` [INFO] running `"docker" "rm" "-f" "8acb51b2b36980a655aedab5674c4f9c445c1ea90d95900e4720c70fe97b9c8f"` [INFO] [stdout] 8acb51b2b36980a655aedab5674c4f9c445c1ea90d95900e4720c70fe97b9c8f