[INFO] updating cached repository https://github.com/xliiv/dashboard [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 53d0f6e744656f9387ddef4e54169395651f2bb1 [INFO] checking xliiv/dashboard against try#8d67a66581ea5498d7ac03b8f88a478d8ec75cf0 for pr-64564 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxliiv%2Fdashboard" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xliiv/dashboard on toolchain 8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/xliiv/dashboard [INFO] finished tweaking git repo https://github.com/xliiv/dashboard [INFO] tweaked toml for git repo https://github.com/xliiv/dashboard written to work/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/xliiv/dashboard already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 48d5e13d23bbf0fd65925921a97b62ac87862f35c646268f603c8e6391f16706 [INFO] running `"docker" "start" "-a" "48d5e13d23bbf0fd65925921a97b62ac87862f35c646268f603c8e6391f16706"` [INFO] [stderr] Compiling version_check v0.1.2 [INFO] [stderr] Compiling libc v0.2.24 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking num-traits v0.1.39 [INFO] [stderr] Checking rustc-demangle v0.1.4 [INFO] [stderr] Checking serde v1.0.8 [INFO] [stderr] Checking cfg-if v0.1.1 [INFO] [stderr] Compiling redis v0.8.0 [INFO] [stderr] Checking same-file v0.1.3 [INFO] [stderr] Checking quick-error v1.2.0 [INFO] [stderr] Checking buf_redux v0.3.0 [INFO] [stderr] Checking slog v2.0.6 [INFO] [stderr] Checking term v0.4.5 [INFO] [stderr] Checking route-recognizer v0.1.12 [INFO] [stderr] Checking natord v1.0.9 [INFO] [stderr] Checking unicode-bidi v0.3.3 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling backtrace-sys v0.1.11 [INFO] [stderr] Checking conduit-mime-types v0.7.3 [INFO] [stderr] Checking unreachable v0.1.1 [INFO] [stderr] Checking walkdir v1.0.7 [INFO] [stderr] Checking time v0.1.37 [INFO] [stderr] Checking num_cpus v1.5.1 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking thread-id v3.1.0 [INFO] [stderr] Checking net2 v0.2.29 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking isatty v0.1.3 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking num-integer v0.1.34 [INFO] [stderr] Checking num-complex v0.1.38 [INFO] [stderr] Checking serde_json v0.8.6 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking slog-scope v4.0.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking idna v0.1.2 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking thread_local v0.3.3 [INFO] [stderr] Checking bytes v0.4.4 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Checking uuid v0.2.3 [INFO] [stderr] Checking uuid v0.5.0 [INFO] [stderr] Checking mio v0.6.9 [INFO] [stderr] Checking clap v2.24.2 [INFO] [stderr] Checking num-bigint v0.1.39 [INFO] [stderr] Checking num-iter v0.1.33 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking url v1.5.0 [INFO] [stderr] Checking serde_json v1.0.2 [INFO] [stderr] Compiling serde_derive_internals v0.15.1 [INFO] [stderr] Checking num-rational v0.1.38 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.5.0/src/form_urlencoded.rs:251:40 [INFO] [stderr] | [INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 250 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 251 | 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] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking hyper v0.10.12 [INFO] [stderr] Checking ws v0.7.3 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking num v0.1.39 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Checking handlebars v0.27.0 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Checking chrono v0.3.1 [INFO] [stderr] Checking backtrace v0.3.2 [INFO] [stderr] Compiling mime_guess v1.8.1 [INFO] [stderr] Checking iron v0.5.1 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Compiling derive-error-chain v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.8 [INFO] [stderr] Checking slog-term v2.0.1 [INFO] [stderr] Checking persistent v0.3.0 [INFO] [stderr] Checking mount v0.3.0 [INFO] [stderr] Checking handlebars-iron v0.25.0 [INFO] [stderr] Checking router v0.5.1 [INFO] [stderr] Checking iron-test v0.5.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-933810a640ad913a/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:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56427e82e1f4 - backtrace::backtrace::libunwind::trace::hbae50f2b991d86ef [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56427e82e1f4 - backtrace::backtrace::trace_unsynchronized::h19bc23b015d2838f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56427e82e1f4 - std::sys_common::backtrace::_print_fmt::he8cbf667081e4bf8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x56427e82e1f4 - ::fmt::ha849c2c1bcf100e7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x56427e84775c - core::fmt::write::h603a714bd37b8e5c [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x56427e82ca07 - std::io::Write::write_fmt::hb319166cf1de5561 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x56427e830575 - std::sys_common::backtrace::_print::hda0c59cff136ee92 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x56427e830575 - std::sys_common::backtrace::print::hea7aeb95cf61b134 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56427e830575 - std::panicking::default_hook::{{closure}}::h4b10254e454f4b2c [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x56427e830266 - std::panicking::default_hook::h6427597d12d4cbca [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x56427e830bc5 - std::panicking::rust_panic_with_hook::hccceacbc62eab668 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x56427e830762 - std::panicking::continue_panic_fmt::h8ea4922e4ade12b5 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x56427e830656 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x56427e84512a - core::panicking::panic_fmt::h2cd22cf274c37798 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x56427e845227 - core::result::unwrap_failed::h741ddd07f41ecb26 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x56427e7f61f0 - core::result::Result::unwrap::h8f2b363c3cacc6aa [INFO] [stderr] at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x56427e7f7f05 - build_script_gen_mime_types::main::h06d56a041b0c3324 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.1/src/gen_mime_types.rs:22 [INFO] [stderr] 17: 0x56427e808e70 - std::rt::lang_start::{{closure}}::h5d75f4a762da24a8 [INFO] [stderr] at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x56427e830643 - std::rt::lang_start_internal::{{closure}}::h5f591d8741fb1e64 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x56427e830643 - std::panicking::try::do_call::hc3ebe742ad7d149e [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x56427e83255a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x56427e8310bd - std::panicking::try::hc94f3a47ff9c6438 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x56427e8310bd - std::panic::catch_unwind::h702acac46b107571 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x56427e8310bd - std::rt::lang_start_internal::h011095b45ca4068d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x56427e808e49 - std::rt::lang_start::ha4a2eae8a23ab534 [INFO] [stderr] at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x56427e7f948a - main [INFO] [stderr] 26: 0x7fd51c03cb97 - __libc_start_main [INFO] [stderr] 27: 0x56427e7ce7ea - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "48d5e13d23bbf0fd65925921a97b62ac87862f35c646268f603c8e6391f16706"` [INFO] running `"docker" "rm" "-f" "48d5e13d23bbf0fd65925921a97b62ac87862f35c646268f603c8e6391f16706"` [INFO] [stdout] 48d5e13d23bbf0fd65925921a97b62ac87862f35c646268f603c8e6391f16706