[INFO] crate frappe 0.3.1 is already in cache [INFO] extracting crate frappe 0.3.1 into work/ex/clippy-test-run/sources/stable/reg/frappe/0.3.1 [INFO] extracting crate frappe 0.3.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/frappe/0.3.1 [INFO] validating manifest of frappe-0.3.1 on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of frappe-0.3.1 on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing frappe-0.3.1 [INFO] finished frobbing frappe-0.3.1 [INFO] frobbed toml for frappe-0.3.1 written to work/ex/clippy-test-run/sources/stable/reg/frappe/0.3.1/Cargo.toml [INFO] started frobbing frappe-0.3.1 [INFO] finished frobbing frappe-0.3.1 [INFO] frobbed toml for frappe-0.3.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/frappe/0.3.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting frappe-0.3.1 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/frappe/0.3.1:/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=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" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 33bead1d6bd13d66620923476eff8acbfef1229cfaec9f880ac087934cac49bd [INFO] running `"docker" "start" "-a" "33bead1d6bd13d66620923476eff8acbfef1229cfaec9f880ac087934cac49bd"` [INFO] [stderr] Checking frappe v0.3.1 (/opt/crater/workdir) [INFO] [stderr] warning: Constants have by default a `'static` lifetime [INFO] [stderr] --> src/types.rs:224:19 [INFO] [stderr] | [INFO] [stderr] 224 | const ERR_EMPTY: &'static str = "storage empty"; [INFO] [stderr] | -^^^^^^^---- help: consider removing `'static`: `&str` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::const_static_lifetime)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime [INFO] [stderr] [INFO] [stderr] warning: this `else { if .. }` block can be collapsed [INFO] [stderr] --> src/stream.rs:344:13 [INFO] [stderr] | [INFO] [stderr] 344 | / { [INFO] [stderr] 345 | | if let Some(cb) = weak_2.upgrade() [INFO] [stderr] 346 | | { [INFO] [stderr] 347 | | cb.call(result.into_owned().into_type2().unwrap()); [INFO] [stderr] ... | [INFO] [stderr] 353 | | } [INFO] [stderr] 354 | | } [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::collapsible_if)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if [INFO] [stderr] help: try [INFO] [stderr] | [INFO] [stderr] 344 | if let Some(cb) = weak_2.upgrade() [INFO] [stderr] 345 | { [INFO] [stderr] 346 | cb.call(result.into_owned().into_type2().unwrap()); [INFO] [stderr] 347 | true [INFO] [stderr] 348 | } [INFO] [stderr] 349 | else [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] warning: Constants have by default a `'static` lifetime [INFO] [stderr] --> src/types.rs:224:19 [INFO] [stderr] | [INFO] [stderr] 224 | const ERR_EMPTY: &'static str = "storage empty"; [INFO] [stderr] | -^^^^^^^---- help: consider removing `'static`: `&str` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::const_static_lifetime)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime [INFO] [stderr] [INFO] [stderr] warning: this `else { if .. }` block can be collapsed [INFO] [stderr] --> src/stream.rs:344:13 [INFO] [stderr] | [INFO] [stderr] 344 | / { [INFO] [stderr] 345 | | if let Some(cb) = weak_2.upgrade() [INFO] [stderr] 346 | | { [INFO] [stderr] 347 | | cb.call(result.into_owned().into_type2().unwrap()); [INFO] [stderr] ... | [INFO] [stderr] 353 | | } [INFO] [stderr] 354 | | } [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::collapsible_if)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if [INFO] [stderr] help: try [INFO] [stderr] | [INFO] [stderr] 344 | if let Some(cb) = weak_2.upgrade() [INFO] [stderr] 345 | { [INFO] [stderr] 346 | cb.call(result.into_owned().into_type2().unwrap()); [INFO] [stderr] 347 | true [INFO] [stderr] 348 | } [INFO] [stderr] 349 | else [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> benches/simple.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `frappe`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> benches/first_order.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `frappe`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> benches/second_order.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `frappe`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions [INFO] [stderr] --> examples/async.rs:16:11 [INFO] [stderr] | [INFO] [stderr] 16 | jobs: Rc bool>>>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::type_complexity)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "33bead1d6bd13d66620923476eff8acbfef1229cfaec9f880ac087934cac49bd"` [INFO] running `"docker" "rm" "-f" "33bead1d6bd13d66620923476eff8acbfef1229cfaec9f880ac087934cac49bd"` [INFO] [stdout] 33bead1d6bd13d66620923476eff8acbfef1229cfaec9f880ac087934cac49bd