[INFO] updating cached repository woaproject/parity-orchestrator [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/woaproject/parity-orchestrator [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/woaproject/parity-orchestrator" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/woaproject/parity-orchestrator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/woaproject/parity-orchestrator" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/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#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of woaproject/parity-orchestrator on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-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-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/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-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/woaproject/parity-orchestrator/Cargo.toml [INFO] crate woaproject/parity-orchestrator already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking woaproject/parity-orchestrator against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-1/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/woaproject/parity-orchestrator:/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 490ee154712511bc5b761cc74337576172b269052a03e50d8fe9582818b7769d [INFO] running `"docker" "start" "-a" "490ee154712511bc5b761cc74337576172b269052a03e50d8fe9582818b7769d"` [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking futures v0.1.17 [INFO] [stderr] Compiling openssl v0.9.23 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking rustc-demangle v0.1.5 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking slog v2.1.1 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking take_mut v0.2.0 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking arrayref v0.3.4 [INFO] [stderr] Checking urlparse v0.7.3 [INFO] [stderr] Checking hex v0.3.1 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] Checking slog-async v2.2.0 [INFO] [stderr] Checking iovec v0.1.1 [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 atty v0.2.6 [INFO] [stderr] Checking isatty v0.1.6 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.6.0/src/form_urlencoded.rs:261:40 [INFO] [stderr] | [INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Compiling openssl-sys v0.9.23 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking mio v0.6.11 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.7 [INFO] [stderr] Checking relay v0.1.0 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Checking slog-term v2.3.0 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.3 [INFO] [stderr] Checking tokio-core v0.1.11 [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-dac48d80a5ed4493/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: 0x55b9278e1cc3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hccbe8d45d7484fda [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55b9278dda8b - std::sys_common::backtrace::_print::h59087b8c7775eb90 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55b9278e0b36 - std::panicking::default_hook::{{closure}}::h32749f0e2c293c0c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55b9278e08cb - std::panicking::default_hook::h550715cdd86b36ad [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55b9278e118f - std::panicking::rust_panic_with_hook::hcf0daecbf39921f5 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55b9278e0d11 - std::panicking::continue_panic_fmt::ha5d9448e58fe5b5c [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55b9278e0bf5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55b9278f1b8c - core::panicking::panic_fmt::h3e51accd26be5a40 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x55b9278d27c7 - core::result::unwrap_failed::h41cd188dbf624b01 [INFO] [stderr] at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x55b92789f36b - core::result::Result::unwrap::hb646079f9be6c0a6 [INFO] [stderr] at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x55b9278aa3f4 - build_script_gen_mime_types::main::h384aa974a91d1ece [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] 11: 0x55b9278c939f - std::rt::lang_start::{{closure}}::hff56d7d2f807fd29 [INFO] [stderr] at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x55b9278e0be2 - std::panicking::try::do_call::h8c864a5f35670176 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x55b9278e3279 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x55b9278e169c - std::rt::lang_start_internal::h763af17830f82761 [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: 0x55b9278c9378 - std::rt::lang_start::h70bdc88ea68e0f5c [INFO] [stderr] at /rustc/8869ee03d7f258e1b76a11c6fbb01b5708a9f504/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x55b9278aba39 - main [INFO] [stderr] 17: 0x7f63a7d532e0 - __libc_start_main [INFO] [stderr] 18: 0x55b92787f5d9 - _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" "490ee154712511bc5b761cc74337576172b269052a03e50d8fe9582818b7769d"` [INFO] running `"docker" "rm" "-f" "490ee154712511bc5b761cc74337576172b269052a03e50d8fe9582818b7769d"` [INFO] [stdout] 490ee154712511bc5b761cc74337576172b269052a03e50d8fe9582818b7769d