[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-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/woaproject/parity-orchestrator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/woaproject/parity-orchestrator" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/woaproject/parity-orchestrator"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/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#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of woaproject/parity-orchestrator on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-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-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/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-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking woaproject/parity-orchestrator against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 10c51540ca19fa5fb96d35ec4c5de01d9d7fde52d146f94c01d9304350b7d28d [INFO] running `"docker" "start" "-a" "10c51540ca19fa5fb96d35ec4c5de01d9d7fde52d146f94c01d9304350b7d28d"` [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling openssl v0.9.23 [INFO] [stderr] Compiling build_const v0.2.0 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking slog v2.1.1 [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 hex v0.3.1 [INFO] [stderr] Checking urlparse v0.7.3 [INFO] [stderr] Compiling unicase v1.4.2 [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] Checking base64 v0.9.0 [INFO] [stderr] Compiling crc v1.7.0 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Compiling openssl-sys v0.9.23 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking futures-cpupool v0.1.7 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Checking mio v0.6.11 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking slog-async v2.2.0 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] Checking phf_shared v0.7.21 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Checking libflate v0.1.14 [INFO] [stderr] Checking tokio-core v0.1.11 [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] [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking tokio-proto v0.1.1 [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 hyper v0.11.10 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.3` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-e8b34588e390c022/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: 0x555e6cedaad3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h805294fd9a8a1853 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x555e6ced689b - std::sys_common::backtrace::_print::h563674885828f2f5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x555e6ced9946 - std::panicking::default_hook::{{closure}}::ha80a0fc374ac4513 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x555e6ced96d9 - std::panicking::default_hook::h22bb6d1b97092339 [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x555e6ced9f9f - std::panicking::rust_panic_with_hook::hb430545a95762309 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x555e6ced9b21 - std::panicking::continue_panic_fmt::h5eaf2c376dcf553f [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x555e6ced9a05 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x555e6ceea95c - core::panicking::panic_fmt::ha3c82b3c8b41a4ff [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x555e6cec9b07 - core::result::unwrap_failed::hcd8cd724f9897a65 [INFO] [stderr] at /rustc/e305df1846a6d985315917ae0c81b74af8b4e641/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x555e6ce9c18a - core::result::Result::unwrap::hbab0506b7dfe85af [INFO] [stderr] at /rustc/e305df1846a6d985315917ae0c81b74af8b4e641/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x555e6cea3994 - build_script_gen_mime_types::main::hae694d7fb472bb8d [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: 0x555e6ceb5f0f - std::rt::lang_start::{{closure}}::hfa9ac5d2a7999f4a [INFO] [stderr] at /rustc/e305df1846a6d985315917ae0c81b74af8b4e641/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x555e6ced99f2 - std::panicking::try::do_call::h1f09ded7f50c84d3 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x555e6cedc0a9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x555e6ceda4ac - std::rt::lang_start_internal::hf27f440d51809051 [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: 0x555e6ceb5ee8 - std::rt::lang_start::hb9532632d14a0c4f [INFO] [stderr] at /rustc/e305df1846a6d985315917ae0c81b74af8b4e641/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x555e6cea4fd9 - main [INFO] [stderr] 17: 0x7f097f4272e0 - __libc_start_main [INFO] [stderr] 18: 0x555e6ce7e6b9 - _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" "10c51540ca19fa5fb96d35ec4c5de01d9d7fde52d146f94c01d9304350b7d28d"` [INFO] running `"docker" "rm" "-f" "10c51540ca19fa5fb96d35ec4c5de01d9d7fde52d146f94c01d9304350b7d28d"` [INFO] [stdout] 10c51540ca19fa5fb96d35ec4c5de01d9d7fde52d146f94c01d9304350b7d28d