[INFO] crate transit 0.3.0 is already in cache [INFO] extracting crate transit 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/transit/0.3.0 [INFO] extracting crate transit 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/transit/0.3.0 [INFO] validating manifest of transit-0.3.0 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 transit-0.3.0 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 transit-0.3.0 [INFO] finished frobbing transit-0.3.0 [INFO] frobbed toml for transit-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/transit/0.3.0/Cargo.toml [INFO] started frobbing transit-0.3.0 [INFO] finished frobbing transit-0.3.0 [INFO] frobbed toml for transit-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/transit/0.3.0/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 transit-0.3.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/transit/0.3.0:/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] ebb8b11b339f69a105dfdf826578c170d78f53b8cf6ad2c7eb0bc50456176788 [INFO] running `"docker" "start" "-a" "ebb8b11b339f69a105dfdf826578c170d78f53b8cf6ad2c7eb0bc50456176788"` [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Compiling transit v0.3.0 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0637]: `&` without an explicit lifetime name cannot be used here [INFO] [stderr] --> src/udp/mod.rs:130:86 [INFO] [stderr] | [INFO] [stderr] 130 | pub fn recv_from(&mut self) -> Result<(T, SocketAddr), TransitError> where T: Deserialize { [INFO] [stderr] | ^^^^^^^^^^^ explicit lifetime name needed here [INFO] [stderr] [INFO] [stderr] error[E0637]: `&` without an explicit lifetime name cannot be used here [INFO] [stderr] --> src/udp/mod.rs:191:76 [INFO] [stderr] | [INFO] [stderr] 191 | fn deserialize(_buf: R) -> Result where R: Read, T: Deserialize { [INFO] [stderr] | ^^^^^^^^^^^ explicit lifetime name needed here [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/udp/mod.rs:24:32 [INFO] [stderr] | [INFO] [stderr] 24 | pub type UnderlyingError = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync` [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/udp/mod.rs:43:32 [INFO] [stderr] | [INFO] [stderr] 43 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/udp/mod.rs:45:51 [INFO] [stderr] | [INFO] [stderr] 45 | TransitError::IoError(ref err) => err.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/udp/mod.rs:46:58 [INFO] [stderr] | [INFO] [stderr] 46 | TransitError::SerializeError(ref err) => err.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/udp/mod.rs:47:60 [INFO] [stderr] | [INFO] [stderr] 47 | TransitError::DeserializeError(ref err) => err.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/udp/mod.rs:48:49 [INFO] [stderr] | [INFO] [stderr] 48 | TransitError::Error(ref err) => err.cause(), [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `transit`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "ebb8b11b339f69a105dfdf826578c170d78f53b8cf6ad2c7eb0bc50456176788"` [INFO] running `"docker" "rm" "-f" "ebb8b11b339f69a105dfdf826578c170d78f53b8cf6ad2c7eb0bc50456176788"` [INFO] [stdout] ebb8b11b339f69a105dfdf826578c170d78f53b8cf6ad2c7eb0bc50456176788