[INFO] crate mop-structs 0.0.4 is already in cache
[INFO] extracting crate mop-structs 0.0.4 into work/ex/clippy-test-run/sources/stable/reg/mop-structs/0.0.4
[INFO] extracting crate mop-structs 0.0.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/mop-structs/0.0.4
[INFO] validating manifest of mop-structs-0.0.4 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 mop-structs-0.0.4 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 mop-structs-0.0.4
[INFO] finished frobbing mop-structs-0.0.4
[INFO] frobbed toml for mop-structs-0.0.4 written to work/ex/clippy-test-run/sources/stable/reg/mop-structs/0.0.4/Cargo.toml
[INFO] started frobbing mop-structs-0.0.4
[INFO] finished frobbing mop-structs-0.0.4
[INFO] frobbed toml for mop-structs-0.0.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/mop-structs/0.0.4/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 mop-structs-0.0.4 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/mop-structs/0.0.4:/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 -Dclippy::into_iter_on_array" "-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] 277e5675598f4472d1a3ffb887b44a3ab1f6f365b6c5bd3c2a9287e5234001bd
[INFO] running `"docker" "start" "-a" "277e5675598f4472d1a3ffb887b44a3ab1f6f365b6c5bd3c2a9287e5234001bd"`
[INFO] [stderr]     Checking mop-common v0.0.4
[INFO] [stderr]     Checking mop-structs v0.0.4 (/opt/crater/workdir)
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]    --> src/matrix/dr_matrix/mod.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]    --> src/matrix/dr_matrix/mod.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/dim.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |                ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: item `vec::css::Css<DS, IS>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/vec/css.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | / impl<DS, IS> Css<DS, IS> {
[INFO] [stderr] 31 | |     pub fn new(len: usize, data: DS, indcs: IS) -> Self {
[INFO] [stderr] 32 | |         Css {
[INFO] [stderr] 33 | |             data,
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     }
[INFO] [stderr] 51 | | }
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/dim.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |                ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: item `vec::css::Css<DS, IS>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/vec/css.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | / impl<DS, IS> Css<DS, IS> {
[INFO] [stderr] 31 | |     pub fn new(len: usize, data: DS, indcs: IS) -> Self {
[INFO] [stderr] 32 | |         Css {
[INFO] [stderr] 33 | |             data,
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     }
[INFO] [stderr] 51 | | }
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "277e5675598f4472d1a3ffb887b44a3ab1f6f365b6c5bd3c2a9287e5234001bd"`
[INFO] running `"docker" "rm" "-f" "277e5675598f4472d1a3ffb887b44a3ab1f6f365b6c5bd3c2a9287e5234001bd"`
[INFO] [stdout] 277e5675598f4472d1a3ffb887b44a3ab1f6f365b6c5bd3c2a9287e5234001bd