[INFO] updating cached repository https://github.com/SnapLock/facelock-backend [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] 69fd48ba8ee086a7b83be0d1444c3faf76ac4dba [INFO] checking SnapLock/facelock-backend against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnapLock%2Ffacelock-backend" "work/builds/worker-6/source"` [INFO] [stderr] Cloning into 'work/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SnapLock/facelock-backend on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/SnapLock/facelock-backend [INFO] finished tweaking git repo https://github.com/SnapLock/facelock-backend [INFO] tweaked toml for git repo https://github.com/SnapLock/facelock-backend written to work/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/SnapLock/facelock-backend already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ca6166638a1ccb454e6534a942ec024065c7c2f0f719c62014a0a66e917afbe0 [INFO] running `"docker" "start" "-a" "ca6166638a1ccb454e6534a942ec024065c7c2f0f719c62014a0a66e917afbe0"` [INFO] [stderr] Checking safemem v0.1.1 [INFO] [stderr] Compiling unicode-bidi v0.3.3 [INFO] [stderr] Compiling num_cpus v1.6.2 [INFO] [stderr] Compiling time v0.1.37 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling base64 v0.5.2 [INFO] [stderr] Compiling rocket v0.2.8 [INFO] [stderr] Compiling term-painter v0.2.3 [INFO] [stderr] Compiling rocket_codegen v0.2.8 [INFO] [stderr] Checking uuid v0.1.18 [INFO] [stderr] Checking twoway v0.1.3 [INFO] [stderr] Checking buf_redux v0.6.1 [INFO] [stderr] Checking url v1.5.1 [INFO] [stderr] Compiling idna v0.1.2 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking phf v0.7.21 [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-1.5.1/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] = 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] Checking hyper v0.10.12 [INFO] [stderr] Checking cookie v0.6.2 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Checking tiny_http v0.5.8 [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-1.5.1/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] = 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 mime_guess v1.8.1 [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-639f8d666c331fc0/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: 0x55e81cec7984 - backtrace::backtrace::libunwind::trace::h3c0a6ef922927c46 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55e81cec7984 - backtrace::backtrace::trace_unsynchronized::h35d4e03c0e8ab47a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55e81cec7984 - std::sys_common::backtrace::_print_fmt::hf04e228d9456a61b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55e81cec7984 - ::fmt::hfbc1dc77dae53d09 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55e81cee0eec - core::fmt::write::h37dd608a61cc034b [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x55e81cec6197 - std::io::Write::write_fmt::h3b9053b7f45f25c3 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55e81cec9d05 - std::sys_common::backtrace::_print::h9f196a8ab349c245 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55e81cec9d05 - std::sys_common::backtrace::print::h24c97bdb42c9567f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55e81cec9d05 - std::panicking::default_hook::{{closure}}::h1bfa21bfab63e40f [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55e81cec99f6 - std::panicking::default_hook::hf7ab6a844228b0c0 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55e81ceca355 - std::panicking::rust_panic_with_hook::hf49dbf6343540046 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55e81cec9ef2 - std::panicking::continue_panic_fmt::h8d0c09641c4ad511 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55e81cec9de6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x55e81cede8ba - core::panicking::panic_fmt::h3cbe072dbfab6db9 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x55e81cede9b7 - core::result::unwrap_failed::hb6a3e335758ca63f [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x55e81ce8ff50 - core::result::Result::unwrap::h2e940b44cf0cc265 [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x55e81ce91c65 - build_script_gen_mime_types::main::hcea7cd1f47379429 [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: 0x55e81cea2bd0 - std::rt::lang_start::{{closure}}::h35e6db04dd8eff0f [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55e81cec9dd3 - std::rt::lang_start_internal::{{closure}}::he5fcc75ec165f647 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x55e81cec9dd3 - std::panicking::try::do_call::h17d15f6f56248700 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x55e81cecbcea - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x55e81ceca84d - std::panicking::try::h788d6f62571352f2 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x55e81ceca84d - std::panic::catch_unwind::h118eae3cc66185af [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55e81ceca84d - std::rt::lang_start_internal::h16dc6aaaeba64bf8 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x55e81cea2ba9 - std::rt::lang_start::h53fa8b4536346297 [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55e81ce931ea - main [INFO] [stderr] 26: 0x7fd6f661bb97 - __libc_start_main [INFO] [stderr] 27: 0x55e81ce6854a - _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" "ca6166638a1ccb454e6534a942ec024065c7c2f0f719c62014a0a66e917afbe0"` [INFO] running `"docker" "rm" "-f" "ca6166638a1ccb454e6534a942ec024065c7c2f0f719c62014a0a66e917afbe0"` [INFO] [stdout] ca6166638a1ccb454e6534a942ec024065c7c2f0f719c62014a0a66e917afbe0