[INFO] updating cached repository https://github.com/chnn/mathbib [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] 6828681e29a770a41eb98cb8098d896d865f553a [INFO] checking chnn/mathbib against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchnn%2Fmathbib" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chnn/mathbib on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/chnn/mathbib [INFO] finished tweaking git repo https://github.com/chnn/mathbib [INFO] tweaked toml for git repo https://github.com/chnn/mathbib written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/chnn/mathbib already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=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" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4ebddd05b7d26c9387a97c93928add86d646561e033cf08b6c63ea5615cba4c4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "4ebddd05b7d26c9387a97c93928add86d646561e033cf08b6c63ea5615cba4c4"` [INFO] [stderr] Compiling openssl v0.9.22 [INFO] [stderr] Checking serde v1.0.23 [INFO] [stderr] Checking build_const v0.2.0 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Compiling rand v0.3.18 [INFO] [stderr] Compiling xcb v0.8.1 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Checking utf-8 v0.6.0 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking relay v0.1.0 [INFO] [stderr] Compiling openssl-sys v0.9.22 [INFO] [stderr] Compiling crc v1.6.0 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking quickersort v2.2.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] Checking clap v2.28.0 [INFO] [stderr] Checking cssparser v0.5.8 [INFO] [stderr] Checking futures-cpupool v0.1.7 [INFO] [stderr] Checking tendril v0.2.4 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking mio v0.6.11 [INFO] [stderr] Checking regex v0.2.3 [INFO] [stderr] Checking libflate v0.1.12 [INFO] [stderr] error: failed to run custom build command for `xcb v0.8.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/xcb-e36c38a8a0ee6a28/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error occured in handler: ('event: ', ('xcb', 'Sync', 'AlarmNotify')) [INFO] [stderr] Traceback (most recent call last): [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/rs_client.py", line 2449, in [INFO] [stderr] module.generate() [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/xcbgen/state.py", line 108, in generate [INFO] [stderr] self.close() [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/rs_client.py", line 297, in rs_close [INFO] [stderr] _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name))) [INFO] [stderr] File "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/rs_client.py", line 115, in writeout [INFO] [stderr] with open(path, 'w') as f: [INFO] [stderr] OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/src/ffi/sync.rs' [INFO] [stderr] thread 'main' panicked at 'processing of /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/xml/sync.xml returned non-zero (1)', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:73:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b0d62fbff4 - backtrace::backtrace::libunwind::trace::h2f6ff4a33b1e15bd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55b0d62fbff4 - backtrace::backtrace::trace_unsynchronized::h1c74f218935a964e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55b0d62fbff4 - std::sys_common::backtrace::_print_fmt::he616a2ffb42d7095 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55b0d62fbff4 - ::fmt::h3630928d424e5705 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55b0d631a0bc - core::fmt::write::h51cecfc4364da7ce [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x55b0d62f9707 - std::io::Write::write_fmt::hc4f750c57e05a637 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x55b0d62fe425 - std::sys_common::backtrace::_print::hf5f697e6be8faefc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55b0d62fe425 - std::sys_common::backtrace::print::h82e92953d052a9e7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55b0d62fe425 - std::panicking::default_hook::{{closure}}::hc7dd9b0d16882bee [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x55b0d62fe166 - std::panicking::default_hook::h36e2db9fb0f86871 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x55b0d62fe9e2 - std::panicking::rust_panic_with_hook::h68e7a51e63e4fdd1 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x55b0d62fe5cb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x55b0d62fe53b - std::panicking::begin_panic_fmt::h361cdc3d732221df [INFO] [stderr] at src/libstd/panicking.rs:332 [INFO] [stderr] 13: 0x55b0d62eb8fd - build_script_build::main::{{closure}}::h96d75568b4f42e90 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:73 [INFO] [stderr] 14: 0x55b0d62ea157 - build_script_build::visit_xml::h26bef3e4cafa47b4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:20 [INFO] [stderr] 15: 0x55b0d62eac65 - build_script_build::main::h34c2b1b46c0009ca [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.1/build.rs:56 [INFO] [stderr] 16: 0x55b0d62ecc6b - std::rt::lang_start::{{closure}}::hf1351324f75b5cf8 [INFO] [stderr] at /rustc/212aa3ea28d91a97d1e1261709c0b6e6790788e6/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55b0d62fe4f3 - std::rt::lang_start_internal::{{closure}}::h5734d12debc7ef02 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55b0d62fe4f3 - std::panicking::try::do_call::ha59ccfbb0233cd67 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 19: 0x55b0d6305487 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x55b0d62fee89 - std::panicking::try::hb1f8b5942fedc28f [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x55b0d62fee89 - std::panic::catch_unwind::h3cfbd670c04cfa0a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55b0d62fee89 - std::rt::lang_start_internal::h86b43da953c7be5a [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55b0d62ecc47 - std::rt::lang_start::hade19277a48b1ed9 [INFO] [stderr] at /rustc/212aa3ea28d91a97d1e1261709c0b6e6790788e6/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55b0d62eba8a - main [INFO] [stderr] 25: 0x7fd09c083b97 - __libc_start_main [INFO] [stderr] 26: 0x55b0d62e7e2a - _start [INFO] [stderr] 27: 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-1.6.0/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] 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] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "4ebddd05b7d26c9387a97c93928add86d646561e033cf08b6c63ea5615cba4c4"` [INFO] running `"docker" "rm" "-f" "4ebddd05b7d26c9387a97c93928add86d646561e033cf08b6c63ea5615cba4c4"` [INFO] [stdout] 4ebddd05b7d26c9387a97c93928add86d646561e033cf08b6c63ea5615cba4c4