[INFO] updating cached repository https://github.com/4superu/rust_iron [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] 382993ea0a05f7551d0581fab56d3b9b5e073938 [INFO] checking 4superu/rust_iron against try#8810c24b0958114d8dbb32d878444e8956fce80f for pr-66063 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4superu%2Frust_iron" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/4superu/rust_iron on toolchain 8810c24b0958114d8dbb32d878444e8956fce80f [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "read-manifest" "--manifest-path" "Cargo.toml"` [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-14/source/Cargo.toml [INFO] crate git repo https://github.com/4superu/rust_iron already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=allow" "-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" "+8810c24b0958114d8dbb32d878444e8956fce80f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 78a87d86e02c3d1671c092761e621daf4f10edf76f8d6e8d38cb46f1bc8ee310 [INFO] running `"docker" "start" "-a" "78a87d86e02c3d1671c092761e621daf4f10edf76f8d6e8d38cb46f1bc8ee310"` [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 matches v0.1.6 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking percent-encoding v1.0.0 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Checking httparse v1.2.3 [INFO] [stderr] Compiling gcc v0.3.53 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking serde v1.0.11 [INFO] [stderr] Checking itoa v0.3.3 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking quick-error v1.2.0 [INFO] [stderr] Checking linked-hash-map v0.4.2 [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 conduit-mime-types v0.7.3 [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] Checking thread_local v0.3.4 [INFO] [stderr] Checking walkdir v1.0.7 [INFO] [stderr] Checking lru-cache v0.1.1 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking serde_json v0.8.6 [INFO] [stderr] Checking num-complex v0.1.40 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Compiling libsqlite3-sys v0.8.1 [INFO] [stderr] Checking num-bigint v0.1.40 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking regex v0.2.2 [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 v1.8.2 [INFO] [stderr] Checking url v1.5.1 [INFO] [stderr] Checking num-rational v0.1.39 [INFO] [stderr] Checking num v0.1.40 [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-2c8fb9f44a0c128c/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: 0x557b49232f24 - backtrace::backtrace::libunwind::trace::h34341dd61ff7602e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x557b49232f24 - backtrace::backtrace::trace_unsynchronized::h10bcbf5508d231b0 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557b49232f24 - std::sys_common::backtrace::_print_fmt::hb87a8922e63799ad [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x557b49232f24 - ::fmt::hff604fd73142418f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x557b4924c34c - core::fmt::write::hcd468b4bebc0a25c [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x557b492317b7 - std::io::Write::write_fmt::hd4ef0439a8ce5162 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x557b492352ce - std::sys_common::backtrace::_print::h41544d836ebb2971 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x557b492352ce - std::sys_common::backtrace::print::hed6b8b83658ed2cc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x557b492352ce - std::panicking::default_hook::{{closure}}::h89801ee130ad0fd8 [INFO] [stderr] at src/libstd/panicking.rs:188 [INFO] [stderr] 9: 0x557b49234fc1 - std::panicking::default_hook::hb1f703873593e774 [INFO] [stderr] at src/libstd/panicking.rs:205 [INFO] [stderr] 10: 0x557b4923591b - std::panicking::rust_panic_with_hook::h0e3fb4ed0a6252f5 [INFO] [stderr] at src/libstd/panicking.rs:464 [INFO] [stderr] 11: 0x557b492354be - std::panicking::continue_panic_fmt::h2c1e395e4ebf4102 [INFO] [stderr] at src/libstd/panicking.rs:373 [INFO] [stderr] 12: 0x557b492353a6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:302 [INFO] [stderr] 13: 0x557b49249e0e - core::panicking::panic_fmt::h05d55983de5d1d2b [INFO] [stderr] at src/libcore/panicking.rs:139 [INFO] [stderr] 14: 0x557b49249f07 - core::result::unwrap_failed::h6f1dd1a7611ccb0b [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x557b49211c90 - core::result::Result::unwrap::h0f2eff3faae5cee8 [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x557b491faa45 - build_script_gen_mime_types::main::h0a068c974a8f0b26 [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] 17: 0x557b4920d050 - std::rt::lang_start::{{closure}}::h9c352342ceaf451a [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 18: 0x557b49235393 - std::rt::lang_start_internal::{{closure}}::h98c778231b79d91a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 19: 0x557b49235393 - std::panicking::try::do_call::h7fa5c614dff1056b [INFO] [stderr] at src/libstd/panicking.rs:287 [INFO] [stderr] 20: 0x557b4923719a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:83 [INFO] [stderr] 21: 0x557b49235dfd - std::panicking::try::h0486c1f3e2aa45d4 [INFO] [stderr] at src/libstd/panicking.rs:265 [INFO] [stderr] 22: 0x557b49235dfd - std::panic::catch_unwind::he81620b75fa7fc20 [INFO] [stderr] at src/libstd/panic.rs:396 [INFO] [stderr] 23: 0x557b49235dfd - std::rt::lang_start_internal::hf14c9205eb0a1adf [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 24: 0x557b4920d029 - std::rt::lang_start::he3a3019b3d619531 [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 25: 0x557b491fbf7a - main [INFO] [stderr] 26: 0x7f208735fb97 - __libc_start_main [INFO] [stderr] 27: 0x557b491d2f4a - _start [INFO] [stderr] 28: 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] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "78a87d86e02c3d1671c092761e621daf4f10edf76f8d6e8d38cb46f1bc8ee310"` [INFO] running `"docker" "rm" "-f" "78a87d86e02c3d1671c092761e621daf4f10edf76f8d6e8d38cb46f1bc8ee310"` [INFO] [stdout] 78a87d86e02c3d1671c092761e621daf4f10edf76f8d6e8d38cb46f1bc8ee310