[INFO] crate jagged_array 0.2.4 is already in cache
[INFO] extracting crate jagged_array 0.2.4 into work/ex/clippy-test-run/sources/stable/reg/jagged_array/0.2.4
[INFO] extracting crate jagged_array 0.2.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/jagged_array/0.2.4
[INFO] validating manifest of jagged_array-0.2.4 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 jagged_array-0.2.4 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 jagged_array-0.2.4
[INFO] finished frobbing jagged_array-0.2.4
[INFO] frobbed toml for jagged_array-0.2.4 written to work/ex/clippy-test-run/sources/stable/reg/jagged_array/0.2.4/Cargo.toml
[INFO] started frobbing jagged_array-0.2.4
[INFO] finished frobbing jagged_array-0.2.4
[INFO] frobbed toml for jagged_array-0.2.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/jagged_array/0.2.4/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 jagged_array-0.2.4 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/jagged_array/0.2.4:/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] ffee1fef78e3c692a754d1873afc87a4c901141ba627bcfdb5dc23639b7a9e5b
[INFO] running `"docker" "start" "-a" "ffee1fef78e3c692a754d1873afc87a4c901141ba627bcfdb5dc23639b7a9e5b"`
[INFO] [stderr]     Checking streaming-iterator v0.1.4
[INFO] [stderr]     Checking jagged_array v0.2.4 (/opt/crater/workdir)
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:647:5
[INFO] [stderr]     |
[INFO] [stderr] 647 | /     pub fn stream<'a>(&'a self) -> Stream<'a, T> {
[INFO] [stderr] 648 | |         Stream{ onset_iter: stream::convert(self.onsets.iter()) }
[INFO] [stderr] 649 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:662:37
[INFO] [stderr]     |
[INFO] [stderr] 662 |     fn into_components(mut self) -> (Box<[T]>, Box<[(*mut T, usize)]>) {
[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] warning: item `Jagged2Builder<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:675:1
[INFO] [stderr]     |
[INFO] [stderr] 675 | / impl<T> Jagged2Builder<T> {
[INFO] [stderr] 676 | |     /// Construct a new array builder, defaulted to not holding any rows.
[INFO] [stderr] 677 | |     pub fn new() -> Self {
[INFO] [stderr] 678 | |         Default::default()
[INFO] [stderr] ...   |
[INFO] [stderr] 728 | |     }
[INFO] [stderr] 729 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:647:5
[INFO] [stderr]     |
[INFO] [stderr] 647 | /     pub fn stream<'a>(&'a self) -> Stream<'a, T> {
[INFO] [stderr] 648 | |         Stream{ onset_iter: stream::convert(self.onsets.iter()) }
[INFO] [stderr] 649 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:662:37
[INFO] [stderr]     |
[INFO] [stderr] 662 |     fn into_components(mut self) -> (Box<[T]>, Box<[(*mut T, usize)]>) {
[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] warning: item `Jagged2Builder<T>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:675:1
[INFO] [stderr]     |
[INFO] [stderr] 675 | / impl<T> Jagged2Builder<T> {
[INFO] [stderr] 676 | |     /// Construct a new array builder, defaulted to not holding any rows.
[INFO] [stderr] 677 | |     pub fn new() -> Self {
[INFO] [stderr] 678 | |         Default::default()
[INFO] [stderr] ...   |
[INFO] [stderr] 728 | |     }
[INFO] [stderr] 729 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> benches/jagged2.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![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 `jagged_array`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ffee1fef78e3c692a754d1873afc87a4c901141ba627bcfdb5dc23639b7a9e5b"`
[INFO] running `"docker" "rm" "-f" "ffee1fef78e3c692a754d1873afc87a4c901141ba627bcfdb5dc23639b7a9e5b"`
[INFO] [stdout] ffee1fef78e3c692a754d1873afc87a4c901141ba627bcfdb5dc23639b7a9e5b