[INFO] updating cached repository https://github.com/Sparkmasterflex/ifkeith-rust [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] 02fec3534695433e628542f17c6cdc29756ebec7 [INFO] checking Sparkmasterflex/ifkeith-rust against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FSparkmasterflex%2Fifkeith-rust" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sparkmasterflex/ifkeith-rust on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Sparkmasterflex/ifkeith-rust [INFO] finished tweaking git repo https://github.com/Sparkmasterflex/ifkeith-rust [INFO] tweaked toml for git repo https://github.com/Sparkmasterflex/ifkeith-rust written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Sparkmasterflex/ifkeith-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] fa3737fabe6f8b41a961b0e0d7a3f5989dc5fad797c95fd71679a6047a46df33 [INFO] running `"docker" "start" "-a" "fa3737fabe6f8b41a961b0e0d7a3f5989dc5fad797c95fd71679a6047a46df33"` [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking route-recognizer v0.1.12 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v1.8.3 [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-1.6.0/src/form_urlencoded.rs:261:40 [INFO] [stderr] | [INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 261 | 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 v0.10.13 [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-de2164625f409967/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: 0x55bf8ce949a4 - backtrace::backtrace::libunwind::trace::h07e9553c1ad1ecad [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55bf8ce949a4 - backtrace::backtrace::trace_unsynchronized::h9e0e5a535fa6ae0f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55bf8ce949a4 - std::sys_common::backtrace::_print_fmt::h4b577ea24f321ffb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55bf8ce949a4 - ::fmt::ha28161264835f4f4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x55bf8ceadf0c - core::fmt::write::h4b048b90b965d771 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x55bf8ce931b7 - std::io::Write::write_fmt::h3a6d100d8a1e388f [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55bf8ce96d25 - std::sys_common::backtrace::_print::ha2961e5db1a6da43 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x55bf8ce96d25 - std::sys_common::backtrace::print::h3a868732f7f89b17 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x55bf8ce96d25 - std::panicking::default_hook::{{closure}}::hb25db4ba1ba588ba [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 9: 0x55bf8ce96a16 - std::panicking::default_hook::hf1df3f45e1769771 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 10: 0x55bf8ce97375 - std::panicking::rust_panic_with_hook::ha0342d3096b3c9ed [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 11: 0x55bf8ce96f12 - std::panicking::continue_panic_fmt::hb2f88a6099baa66b [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 12: 0x55bf8ce96e06 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 13: 0x55bf8ceab8da - core::panicking::panic_fmt::ha4a113bebd34439f [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x55bf8ceab9d7 - core::result::unwrap_failed::hefab55c2e35154b2 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x55bf8ce5c480 - core::result::Result::unwrap::hd72d894a04a02377 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x55bf8ce5e055 - build_script_gen_mime_types::main::hd1ae829ea1c5d1fd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22 [INFO] [stderr] 17: 0x55bf8ce6f3a0 - std::rt::lang_start::{{closure}}::h50db9f1cfcdb1aa0 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55bf8ce96df3 - std::rt::lang_start_internal::{{closure}}::he2a0afb5b578106e [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x55bf8ce96df3 - std::panicking::try::do_call::h30da202735d45c24 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 20: 0x55bf8ce98d0a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x55bf8ce9786d - std::panicking::try::h974d473864a5ddd4 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 22: 0x55bf8ce9786d - std::panic::catch_unwind::h3bd08da23b55a60b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55bf8ce9786d - std::rt::lang_start_internal::hf97f79993a3eaf6a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x55bf8ce6f379 - std::rt::lang_start::h4b334f2d0abd82d0 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55bf8ce5f5da - main [INFO] [stderr] 26: 0x7f689885c2e1 - __libc_start_main [INFO] [stderr] 27: 0x55bf8ce3480a - _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" "fa3737fabe6f8b41a961b0e0d7a3f5989dc5fad797c95fd71679a6047a46df33"` [INFO] running `"docker" "rm" "-f" "fa3737fabe6f8b41a961b0e0d7a3f5989dc5fad797c95fd71679a6047a46df33"` [INFO] [stdout] fa3737fabe6f8b41a961b0e0d7a3f5989dc5fad797c95fd71679a6047a46df33