[INFO] cloning repository https://github.com/gavinzhou/hello-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gavinzhou/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavinzhou%2Fhello-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavinzhou%2Fhello-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 74405adad711da3e59d5451cbdf6058603513463 [INFO] checking gavinzhou/hello-rust against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgavinzhou%2Fhello-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gavinzhou/hello-rust on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gavinzhou/hello-rust [INFO] finished tweaking git repo https://github.com/gavinzhou/hello-rust [INFO] tweaked toml for git repo https://github.com/gavinzhou/hello-rust written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/gavinzhou/hello-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mime_guess v1.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f579b8028a735a589132b6dd6838fe86f80f39853bc7ad98824b4c87dade87d [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" "5f579b8028a735a589132b6dd6838fe86f80f39853bc7ad98824b4c87dade87d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f579b8028a735a589132b6dd6838fe86f80f39853bc7ad98824b4c87dade87d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f579b8028a735a589132b6dd6838fe86f80f39853bc7ad98824b4c87dade87d", kill_on_drop: false }` [INFO] [stdout] 5f579b8028a735a589132b6dd6838fe86f80f39853bc7ad98824b4c87dade87d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e879cadf426da263c74d96474a066aa52911acf91e80f30d68c4cf3858933e9 [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" "4e879cadf426da263c74d96474a066aa52911acf91e80f30d68c4cf3858933e9", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Compiling rand v0.3.20 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v1.8.3 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-3656fe6c47923683/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-1.8.3/src/gen_mime_types.rs:22:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563e5c3c8d50 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x563e5c3c8d50 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x563e5c3c8d50 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x563e5c3c8d50 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x563e5c3e212c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x563e5c3c7192 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x563e5c3cb015 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x563e5c3cb015 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x563e5c3cb015 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x563e5c3cab6a - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x563e5c3cb7b1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x563e5c3cb2f7 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x563e5c3c91ec - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x563e5c3cb259 - rust_begin_unwind [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x563e5c3e14d1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x563e5c3e12f3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x563e5c39283b - core::result::Result::unwrap::hb94df056794a6bec [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x563e5c383651 - build_script_gen_mime_types::main::hca6e58b16001060b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22:38 [INFO] [stderr] 18: 0x563e5c384edb - core::ops::function::FnOnce::call_once::h762c845d7606db08 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x563e5c3a345e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9d302786c35ad559 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x563e5c384cf1 - std::rt::lang_start::{{closure}}::hce7b5380f029d4cf [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x563e5c3cbbd7 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x563e5c3cbbd7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x563e5c3cbbd7 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x563e5c3cbbd7 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x563e5c3cbbd7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x563e5c384cc7 - std::rt::lang_start::h93585099295e1ecd [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x563e5c384c7a - main [INFO] [stderr] 28: 0x7f884c5e70b3 - __libc_start_main [INFO] [stderr] 29: 0x563e5c3720ae - _start [INFO] [stderr] 30: 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-1.6.0/src/form_urlencoded.rs:261:40 [INFO] [stdout] | [INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 261 | 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" "4e879cadf426da263c74d96474a066aa52911acf91e80f30d68c4cf3858933e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e879cadf426da263c74d96474a066aa52911acf91e80f30d68c4cf3858933e9", kill_on_drop: false }` [INFO] [stdout] 4e879cadf426da263c74d96474a066aa52911acf91e80f30d68c4cf3858933e9