[INFO] updating cached repository https://github.com/timglabisch/serverdensity-udp-agent [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] 212fde7dd67a318ca2f020ee388697090413e870 [INFO] checking timglabisch/serverdensity-udp-agent against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimglabisch%2Fserverdensity-udp-agent" "work/builds/worker-1/source"` [INFO] [stderr] Cloning into 'work/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/timglabisch/serverdensity-udp-agent 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/timglabisch/serverdensity-udp-agent [INFO] finished tweaking git repo https://github.com/timglabisch/serverdensity-udp-agent [INFO] tweaked toml for git repo https://github.com/timglabisch/serverdensity-udp-agent written to work/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/timglabisch/serverdensity-udp-agent 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/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] 98b3ec3aa3235c2044b18627ecf93198a167641f991c8fe68480b78a657fc002 [INFO] running `"docker" "start" "-a" "98b3ec3aa3235c2044b18627ecf93198a167641f991c8fe68480b78a657fc002"` [INFO] [stderr] Compiling cc v1.0.1 [INFO] [stderr] Compiling crc-core v0.1.0 [INFO] [stderr] Checking build_const v0.2.0 [INFO] [stderr] Checking openssl-probe v0.1.1 [INFO] [stderr] Checking md5 v0.3.5 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.0 [INFO] [stderr] Checking serde_json v1.0.3 [INFO] [stderr] Checking futures-cpupool v0.1.7 [INFO] [stderr] Compiling crc v1.5.0 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stderr] Checking url v1.5.1 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.2 [INFO] [stderr] Checking tokio-io v0.1.3 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking libflate v0.1.12 [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 serde_urlencoded v0.5.1 [INFO] [stderr] Checking tokio-core v0.1.10 [INFO] [stderr] Compiling openssl-sys v0.9.20 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-791f1df88714aa6d/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: 0x5558cdf6a084 - 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: 0x5558cdf6a084 - 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: 0x5558cdf6a084 - std::sys_common::backtrace::_print_fmt::h4b577ea24f321ffb [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x5558cdf6a084 - ::fmt::ha28161264835f4f4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5558cdf835ec - core::fmt::write::h4b048b90b965d771 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x5558cdf68897 - std::io::Write::write_fmt::h3a6d100d8a1e388f [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x5558cdf6c405 - std::sys_common::backtrace::_print::ha2961e5db1a6da43 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5558cdf6c405 - std::sys_common::backtrace::print::h3a868732f7f89b17 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5558cdf6c405 - std::panicking::default_hook::{{closure}}::hb25db4ba1ba588ba [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 9: 0x5558cdf6c0f6 - std::panicking::default_hook::hf1df3f45e1769771 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 10: 0x5558cdf6ca55 - std::panicking::rust_panic_with_hook::ha0342d3096b3c9ed [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 11: 0x5558cdf6c5f2 - std::panicking::continue_panic_fmt::hb2f88a6099baa66b [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 12: 0x5558cdf6c4e6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 13: 0x5558cdf80fba - core::panicking::panic_fmt::ha4a113bebd34439f [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x5558cdf810b7 - core::result::unwrap_failed::hefab55c2e35154b2 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x5558cdf323a0 - core::result::Result::unwrap::ha67016aebb126eab [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x5558cdf340b5 - build_script_gen_mime_types::main::hf2d82d3bd7d0d21f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.2/src/gen_mime_types.rs:22 [INFO] [stderr] 17: 0x5558cdf45480 - std::rt::lang_start::{{closure}}::hce8aac6d4dc32b0d [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x5558cdf6c4d3 - std::rt::lang_start_internal::{{closure}}::he2a0afb5b578106e [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x5558cdf6c4d3 - std::panicking::try::do_call::h30da202735d45c24 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 20: 0x5558cdf6e3ea - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x5558cdf6cf4d - std::panicking::try::h974d473864a5ddd4 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 22: 0x5558cdf6cf4d - std::panic::catch_unwind::h3bd08da23b55a60b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x5558cdf6cf4d - std::rt::lang_start_internal::hf97f79993a3eaf6a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x5558cdf45459 - std::rt::lang_start::h917fa92e32610534 [INFO] [stderr] at /rustc/c9edc02e8320a9e5799d185910ece7d491f524e6/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x5558cdf3563a - main [INFO] [stderr] 26: 0x7f2f4690f2e1 - __libc_start_main [INFO] [stderr] 27: 0x5558cdf0a83a - _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" "98b3ec3aa3235c2044b18627ecf93198a167641f991c8fe68480b78a657fc002"` [INFO] running `"docker" "rm" "-f" "98b3ec3aa3235c2044b18627ecf93198a167641f991c8fe68480b78a657fc002"` [INFO] [stdout] 98b3ec3aa3235c2044b18627ecf93198a167641f991c8fe68480b78a657fc002