[INFO] cloning repository https://github.com/4superu/rust_iron [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4superu/rust_iron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4superu%2Frust_iron", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4superu%2Frust_iron'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 382993ea0a05f7551d0581fab56d3b9b5e073938 [INFO] checking 4superu/rust_iron against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4superu%2Frust_iron" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/4superu/rust_iron on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/4superu/rust_iron [INFO] finished tweaking git repo https://github.com/4superu/rust_iron [INFO] tweaked toml for git repo https://github.com/4superu/rust_iron written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/4superu/rust_iron already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-bigint v0.1.40 [INFO] [stderr] Downloaded buf_redux v0.3.0 [INFO] [stderr] Downloaded num-rational v0.1.39 [INFO] [stderr] Downloaded mime_guess v1.8.2 [INFO] [stderr] Downloaded params v0.6.0 [INFO] [stderr] Downloaded gcc v0.3.53 [INFO] [stderr] Downloaded handlebars v0.29.0 [INFO] [stderr] Downloaded quick-error v1.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 035482eb7e9957b3b64355aa7092a08b6cbf4327ddcb73253edf27adb30e3ca7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "035482eb7e9957b3b64355aa7092a08b6cbf4327ddcb73253edf27adb30e3ca7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "035482eb7e9957b3b64355aa7092a08b6cbf4327ddcb73253edf27adb30e3ca7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "035482eb7e9957b3b64355aa7092a08b6cbf4327ddcb73253edf27adb30e3ca7", kill_on_drop: false }` [INFO] [stdout] 035482eb7e9957b3b64355aa7092a08b6cbf4327ddcb73253edf27adb30e3ca7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d5fc5f1c7916f596c5e889202b9329212922cf82dd75330210a60a9d865cc1ff [INFO] running `Command { std: "docker" "start" "-a" "d5fc5f1c7916f596c5e889202b9329212922cf82dd75330210a60a9d865cc1ff", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.30 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking lazy_static v0.2.8 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking percent-encoding v1.0.0 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking httparse v1.2.3 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling gcc v0.3.53 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking serde v1.0.11 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.3.3 [INFO] [stderr] Checking quick-error v1.2.0 [INFO] [stderr] Checking linked-hash-map v0.4.2 [INFO] [stderr] Checking pest v0.3.3 [INFO] [stderr] Checking same-file v0.1.3 [INFO] [stderr] Checking buf_redux v0.3.0 [INFO] [stderr] Checking route-recognizer v0.1.12 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking error v0.1.9 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Compiling rand v0.3.16 [INFO] [stderr] Checking lru-cache v0.1.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking walkdir v1.0.7 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking phf_shared v0.7.21 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Compiling libsqlite3-sys v0.8.1 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Compiling mime_guess v1.8.2 [INFO] [stderr] Checking url v1.5.1 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-76a4156706432f99/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-1.8.2/src/gen_mime_types.rs:22:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560331bf3135 - backtrace::backtrace::libunwind::trace::h34afbfad7fd770fc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x560331bf3135 - backtrace::backtrace::trace_unsynchronized::h460d522b1619a600 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x560331bf3135 - std::sys_common::backtrace::_print_fmt::ha45fac10086813b4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x560331bf3135 - ::fmt::hde84f63fcfd0e6de [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x560331c10acc - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x560331bf17f2 - std::io::Write::write_fmt::hc344eafd6e850b4d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x560331bf5570 - std::sys_common::backtrace::_print::h4db88ff15cb5d61d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x560331bf5570 - std::sys_common::backtrace::print::h5fc39e1b1f610bd3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x560331bf5570 - std::panicking::default_hook::{{closure}}::h59e55edacb1d974a [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x560331bf52bc - std::panicking::default_hook::heee4c8016dfbf328 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x560331bf5bb3 - std::panicking::rust_panic_with_hook::h8405b6301c79fb5a [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x560331bf57ab - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x560331c0fed1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x560331c0fcf3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x560331bd7a4b - core::result::Result::unwrap::h1c0c0f42be0f2fc6 [INFO] [stderr] at /rustc/6024cfef3a82f9a7688f07054f1650081bad3af5/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x560331bbe15f - build_script_gen_mime_types::main::hb9113d76878373cc [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.2/src/gen_mime_types.rs:22 [INFO] [stderr] 16: 0x560331bbc3cb - std::rt::lang_start::{{closure}}::h0550db480d587924 [INFO] [stderr] at /rustc/6024cfef3a82f9a7688f07054f1650081bad3af5/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x560331bf5f88 - std::rt::lang_start_internal::{{closure}}::h7cea099ad4edf1eb [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x560331bf5f88 - std::panicking::try::do_call::h42d93372c44025d2 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x560331bf5f88 - std::panicking::try::hb47a4182362d3341 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x560331bf5f88 - std::panic::catch_unwind::h2afcfbf3125915b4 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x560331bf5f88 - std::rt::lang_start_internal::h4f696727fe904f48 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x560331bbc3a7 - std::rt::lang_start::h7c2828b95d8fd450 [INFO] [stderr] at /rustc/6024cfef3a82f9a7688f07054f1650081bad3af5/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x560331bbf68a - main [INFO] [stderr] 24: 0x7fb2301300b3 - __libc_start_main [INFO] [stderr] 25: 0x560331ba817e - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.5.1/src/form_urlencoded.rs:251:40 [INFO] [stdout] | [INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 250 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 251 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stdout] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stdout] | | [INFO] [stdout] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0713`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d5fc5f1c7916f596c5e889202b9329212922cf82dd75330210a60a9d865cc1ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5fc5f1c7916f596c5e889202b9329212922cf82dd75330210a60a9d865cc1ff", kill_on_drop: false }` [INFO] [stdout] d5fc5f1c7916f596c5e889202b9329212922cf82dd75330210a60a9d865cc1ff