Dec 19 13:33:26.206 INFO checking loggerhead/shadowsocks-rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955 Dec 19 13:33:26.206 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/loggerhead/shadowsocks-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"` Dec 19 13:33:26.648 INFO [stdout] 85489d1cdefadbc3b58c1e3aa47d5a9b5567d2bae60639713b0a36340d3712c6 Dec 19 13:33:26.660 INFO running `"docker" "start" "-a" "85489d1cdefadbc3b58c1e3aa47d5a9b5567d2bae60639713b0a36340d3712c6"` Dec 19 13:33:27.835 INFO [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/src/bin/main.rs Dec 19 13:33:28.040 INFO [stderr] Checking slog v1.7.1 Dec 19 13:33:28.040 INFO [stderr] Checking lru_time_cache v0.5.0 Dec 19 13:33:28.040 INFO [stderr] Checking try_opt v0.1.1 Dec 19 13:33:28.040 INFO [stderr] Checking term_size v0.2.3 Dec 19 13:33:28.040 INFO [stderr] Checking isatty v0.1.6 Dec 19 13:33:28.040 INFO [stderr] Checking daemonize v0.2.3 Dec 19 13:33:28.040 INFO [stderr] Checking sig v1.0.0 Dec 19 13:33:28.040 INFO [stderr] Checking aho-corasick v0.5.3 Dec 19 13:33:28.568 INFO [stderr] Checking chrono v0.2.25 Dec 19 13:33:28.932 INFO [stderr] Checking thread_local v0.2.7 Dec 19 13:33:29.119 INFO [stderr] Checking clap v2.18.0 Dec 19 13:33:29.232 INFO [stderr] error[E0119]: conflicting implementations of trait `ser::Serialize` for type `std::rc::Rc<_>`: Dec 19 13:33:29.232 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-1.7.1/src/ser.rs:284:1 Dec 19 13:33:29.232 INFO [stderr] | Dec 19 13:33:29.232 INFO [stderr] 266 | / impl Serialize for Rc Dec 19 13:33:29.232 INFO [stderr] 267 | | where T: Serialize Dec 19 13:33:29.232 INFO [stderr] 268 | | { Dec 19 13:33:29.232 INFO [stderr] 269 | | fn serialize(&self, record: &Record, key: &'static str, serializer: &mut Serializer) -> result::Result<(), Error> { Dec 19 13:33:29.232 INFO [stderr] 270 | | (**self).serialize(record, key, serializer) Dec 19 13:33:29.232 INFO [stderr] 271 | | } Dec 19 13:33:29.232 INFO [stderr] 272 | | } Dec 19 13:33:29.232 INFO [stderr] | |_- first implementation here Dec 19 13:33:29.232 INFO [stderr] ... Dec 19 13:33:29.232 INFO [stderr] 284 | / impl Serialize for F Dec 19 13:33:29.232 INFO [stderr] 285 | | where F: 'static + for<'c, 'd> Fn(&'c Record<'d>) -> S Dec 19 13:33:29.232 INFO [stderr] 286 | | { Dec 19 13:33:29.232 INFO [stderr] 287 | | fn serialize(&self, record: &Record, key: &'static str, serializer: &mut Serializer) -> result::Result<(), Error> { Dec 19 13:33:29.232 INFO [stderr] 288 | | (*self)(record).serialize(record, key, serializer) Dec 19 13:33:29.232 INFO [stderr] 289 | | } Dec 19 13:33:29.232 INFO [stderr] 290 | | } Dec 19 13:33:29.232 INFO [stderr] | |_^ conflicting implementation for `std::rc::Rc<_>` Dec 19 13:33:29.232 INFO [stderr] | Dec 19 13:33:29.232 INFO [stderr] = note: downstream crates may implement trait `core::ops::FnOnce<(&'c Record<'d>,)>` for type `std::rc::Rc<_>` Dec 19 13:33:29.232 INFO [stderr] = note: downstream crates may implement trait `core::ops::Fn<(&'c Record<'d>,)>` for type `std::rc::Rc<_>` Dec 19 13:33:29.232 INFO [stderr] Dec 19 13:33:29.248 INFO [stderr] error[E0119]: conflicting implementations of trait `ser::SyncSerialize` for type `std::sync::Arc<_>`: Dec 19 13:33:29.248 INFO [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-1.7.1/src/ser.rs:292:1 Dec 19 13:33:29.248 INFO [stderr] | Dec 19 13:33:29.248 INFO [stderr] 264 | impl SyncSerialize for Arc where T: SyncSerialize {} Dec 19 13:33:29.248 INFO [stderr] | ------------------------------------------------------- first implementation here Dec 19 13:33:29.248 INFO [stderr] ... Dec 19 13:33:29.248 INFO [stderr] 292 | / impl SyncSerialize for F Dec 19 13:33:29.248 INFO [stderr] 293 | | where F: 'static + Sync + Send + for<'c, 'd> Fn(&'c Record<'d>) -> S Dec 19 13:33:29.248 INFO [stderr] 294 | | { Dec 19 13:33:29.248 INFO [stderr] 295 | | } Dec 19 13:33:29.248 INFO [stderr] | |_^ conflicting implementation for `std::sync::Arc<_>` Dec 19 13:33:29.248 INFO [stderr] | Dec 19 13:33:29.248 INFO [stderr] = note: downstream crates may implement trait `core::ops::FnOnce<(&'c Record<'d>,)>` for type `std::sync::Arc<_>` Dec 19 13:33:29.248 INFO [stderr] = note: downstream crates may implement trait `core::ops::Fn<(&'c Record<'d>,)>` for type `std::sync::Arc<_>` Dec 19 13:33:29.248 INFO [stderr] Dec 19 13:33:29.516 INFO [stderr] error: aborting due to 2 previous errors Dec 19 13:33:29.516 INFO [stderr] Dec 19 13:33:29.516 INFO [stderr] For more information about this error, try `rustc --explain E0119`. Dec 19 13:33:29.568 INFO [stderr] error: Could not compile `slog`. Dec 19 13:33:29.568 INFO [stderr] warning: build failed, waiting for other jobs to finish... Dec 19 13:33:35.018 INFO [stderr] error: build failed Dec 19 13:33:36.127 INFO running `"docker" "inspect" "85489d1cdefadbc3b58c1e3aa47d5a9b5567d2bae60639713b0a36340d3712c6"` Dec 19 13:33:36.442 INFO running `"docker" "rm" "-f" "85489d1cdefadbc3b58c1e3aa47d5a9b5567d2bae60639713b0a36340d3712c6"` Dec 19 13:33:36.664 INFO [stdout] 85489d1cdefadbc3b58c1e3aa47d5a9b5567d2bae60639713b0a36340d3712c6