[INFO] updating cached repository https://github.com/forestbelton/plank [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 02b579d64dbfe520cf9c2affb06f0ce04a93ff62 [INFO] testing forestbelton/plank against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforestbelton%2Fplank" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/forestbelton/plank on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/forestbelton/plank [INFO] finished tweaking git repo https://github.com/forestbelton/plank [INFO] tweaked toml for git repo https://github.com/forestbelton/plank written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/forestbelton/plank already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a15d89c214fb91b556b830435f8276cd00223c76ed9681c94c591757619f728b [INFO] running `"docker" "start" "-a" "a15d89c214fb91b556b830435f8276cd00223c76ed9681c94c591757619f728b"` [INFO] [stderr] Compiling libc v0.2.26 [INFO] [stderr] Compiling num-traits v0.1.40 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Compiling byteorder v1.1.0 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling matches v0.1.6 [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling unicode-normalization v0.1.5 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling percent-encoding v1.0.0 [INFO] [stderr] Compiling httparse v1.2.3 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling serde v1.0.10 [INFO] [stderr] Compiling gcc v0.3.51 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling dtoa v0.2.2 [INFO] [stderr] Compiling itoa v0.1.1 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling buf_redux v0.3.0 [INFO] [stderr] Compiling sequence_trie v0.2.1 [INFO] [stderr] Compiling itoa v0.3.1 [INFO] [stderr] Compiling route-recognizer v0.1.12 [INFO] [stderr] Compiling dtoa v0.4.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling conduit-mime-types v0.7.3 [INFO] [stderr] Compiling libsqlite3-sys v0.8.1 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling error v0.1.9 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling fern v0.4.0 [INFO] [stderr] Compiling scheduled-thread-pool v0.1.0 [INFO] [stderr] Compiling base64 v0.5.2 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling num_cpus v1.6.2 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling num-complex v0.1.39 [INFO] [stderr] Compiling r2d2 v0.7.3 [INFO] [stderr] Compiling idna v0.1.4 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling plugin v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling num-bigint v0.1.40 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling tempdir v0.3.5 [INFO] [stderr] Compiling uuid v0.5.1 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling backtrace-sys v0.1.11 [INFO] [stderr] Compiling mime_guess v1.8.1 [INFO] [stderr] Compiling url v1.5.1 [INFO] [stderr] Compiling num-rational v0.1.39 [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-03669110ce46a1a2/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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.1/src/gen_mime_types.rs:22:38 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557588a2c954 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x557588a2c954 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557588a2c954 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x557588a2c954 - ::fmt::h4d51ef07ce58e54b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x557588a4aedc - core::fmt::write::he16b9c1345d8565e [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x557588a2b173 - std::io::Write::write_fmt::h35d873b9ce1f02a8 [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x557588a2eef5 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x557588a2eef5 - std::sys_common::backtrace::print::h82e606e62781d8af [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x557588a2eef5 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x557588a2ec32 - std::panicking::default_hook::h1b8b42953fdc841d [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x557588a2f502 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x557588a2f0eb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x557588a4a2c1 - core::panicking::panic_fmt::hc8f9a0b2af5fb585 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x557588a4a0e3 - core::option::expect_none_failed::ha34d57526cca3063 [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x557588a1001b - core::result::Result::unwrap::hbffeeead7a7ee79c [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x5575889f277f - build_script_gen_mime_types::main::h3e2667801480e095 [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] 16: 0x5575889f08ab - std::rt::lang_start::{{closure}}::h886974bb58c7c50b [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x557588a2f948 - std::rt::lang_start_internal::{{closure}}::h985f9ad0467016f1 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x557588a2f948 - std::panicking::try::do_call::hbcbbc645883681bb [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x557588a2f948 - std::panicking::try::h250f86dc8ee6d054 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x557588a2f948 - std::panic::catch_unwind::h58d26ced09bde6c3 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x557588a2f948 - std::rt::lang_start_internal::h7de51dd9f16af454 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x5575889f0887 - std::rt::lang_start::ha986fe74e62f0714 [INFO] [stderr] at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x5575889f3cda - main [INFO] [stderr] 24: 0x7fe2c1696b97 - __libc_start_main [INFO] [stderr] 25: 0x5575889d463a - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.5.1/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] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0713`. [INFO] [stderr] error: could not compile `url`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "a15d89c214fb91b556b830435f8276cd00223c76ed9681c94c591757619f728b"` [INFO] running `"docker" "rm" "-f" "a15d89c214fb91b556b830435f8276cd00223c76ed9681c94c591757619f728b"` [INFO] [stdout] a15d89c214fb91b556b830435f8276cd00223c76ed9681c94c591757619f728b