[INFO] crate tick 0.0.1 is already in cache [INFO] extracting crate tick 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/tick/0.0.1 [INFO] extracting crate tick 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tick/0.0.1 [INFO] validating manifest of tick-0.0.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tick-0.0.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tick-0.0.1 [INFO] finished frobbing tick-0.0.1 [INFO] frobbed toml for tick-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tick/0.0.1/Cargo.toml [INFO] started frobbing tick-0.0.1 [INFO] finished frobbing tick-0.0.1 [INFO] frobbed toml for tick-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tick/0.0.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing tick-0.0.1 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tick/0.0.1:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] ed8320ad235311a64591adc295ab55f735e0671e3d043f892ba43e9659dfb393 [INFO] running `"docker" "start" "-a" "ed8320ad235311a64591adc295ab55f735e0671e3d043f892ba43e9659dfb393"` [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling tick v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/handler.rs:8:22 [INFO] [stderr] | [INFO] [stderr] 8 | pub type Thunk = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send + 'static` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | Timeout(Box, u64), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: private type `Message` in public interface (error E0446) [INFO] [stderr] --> src/handler.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub type Message_ = Message; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(private_in_public)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] error[E0446]: private type `Message` in public interface [INFO] [stderr] --> src/handler.rs:122:5 [INFO] [stderr] | [INFO] [stderr] 122 | type Message = Message_; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private type [INFO] [stderr] | [INFO] [stderr] ::: src/lib.rs:51:1 [INFO] [stderr] | [INFO] [stderr] 51 | enum Message { [INFO] [stderr] | - `Message` declared as private [INFO] [stderr] [INFO] [stderr] warning: private type `Message` in public interface (error E0446) [INFO] [stderr] --> src/handler.rs:159:5 [INFO] [stderr] | [INFO] [stderr] 159 | / fn notify(&mut self, event_loop: &mut EventLoop, msg: Message) { [INFO] [stderr] 160 | | match msg { [INFO] [stderr] 161 | | Message::Interest(token, interest) => { [INFO] [stderr] 162 | | debug!("< Notify Message::Interest {:?} {:?}", token, interest); [INFO] [stderr] ... | [INFO] [stderr] 191 | | } [INFO] [stderr] 192 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `Action` in public interface (error E0446) [INFO] [stderr] --> src/protocol.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub type Action_ = Action; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `Message` in public interface (error E0446) [INFO] [stderr] --> src/transfer.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub type Message_ = Message; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `Message` in public interface (error E0446) [INFO] [stderr] --> src/transfer.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | / pub fn new(token: mio::Token, notify: mio::Sender) -> Transfer { [INFO] [stderr] 15 | | Transfer { [INFO] [stderr] 16 | | token: token, [INFO] [stderr] 17 | | notify: notify, [INFO] [stderr] 18 | | } [INFO] [stderr] 19 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/handler.rs:82:25 [INFO] [stderr] | [INFO] [stderr] 82 | / event_loop.reregister( [INFO] [stderr] 83 | | stream.transport(), [INFO] [stderr] 84 | | token, [INFO] [stderr] 85 | | events, [INFO] [stderr] 86 | | PollOpt::level() | PollOpt::oneshot() [INFO] [stderr] 87 | | ); [INFO] [stderr] | |__________________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/handler.rs:185:17 [INFO] [stderr] | [INFO] [stderr] 185 | event_loop.timeout_ms(cb, when); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/tick.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 76 | / self.sender.send(Message::Timeout(Box::new(move || { [INFO] [stderr] 77 | | env.take().map(|f| f()); [INFO] [stderr] 78 | | }), ms)); [INFO] [stderr] | |_________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/transfer.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | self.notify.send(Message::Interest(self.token, interest)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0446`. [INFO] [stderr] error: Could not compile `tick`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "ed8320ad235311a64591adc295ab55f735e0671e3d043f892ba43e9659dfb393"` [INFO] running `"docker" "rm" "-f" "ed8320ad235311a64591adc295ab55f735e0671e3d043f892ba43e9659dfb393"` [INFO] [stdout] ed8320ad235311a64591adc295ab55f735e0671e3d043f892ba43e9659dfb393