[INFO] crate n5gest 0.2.0 is already in cache [INFO] extracting crate n5gest 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/n5gest/0.2.0 [INFO] extracting crate n5gest 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/n5gest/0.2.0 [INFO] validating manifest of n5gest-0.2.0 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 n5gest-0.2.0 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 n5gest-0.2.0 [INFO] finished frobbing n5gest-0.2.0 [INFO] frobbed toml for n5gest-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/n5gest/0.2.0/Cargo.toml [INFO] started frobbing n5gest-0.2.0 [INFO] finished frobbing n5gest-0.2.0 [INFO] frobbed toml for n5gest-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/n5gest/0.2.0/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 n5gest-0.2.0 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/n5gest/0.2.0:/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=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] 08f87f37a5f510f77e27495c45ca5b4a30577370705c2a282d08ac01c39af7aa [INFO] running `"docker" "start" "-a" "08f87f37a5f510f77e27495c45ca5b4a30577370705c2a282d08ac01c39af7aa"` [INFO] [stderr] Compiling bytecount v0.4.0 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling lz4-sys v1.8.3 [INFO] [stderr] Checking meval v0.2.0 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Checking rand_pcg v0.1.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Checking tiff v0.2.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking image v0.20.1 [INFO] [stderr] Checking console v0.7.5 [INFO] [stderr] Compiling lz4 v1.23.1 [INFO] [stderr] Checking indicatif v0.9.0 [INFO] [stderr] Checking n5 v0.2.4 [INFO] [stderr] Checking n5gest v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: identical conversion [INFO] [stderr] --> src/import.rs:87:41 [INFO] [stderr] | [INFO] [stderr] 87 | for (slab_coord, slab_files) in files.chunks(slab_size).into_iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into_iter()`: `files.chunks(slab_size)` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::identity_conversion)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/import.rs:187:20 [INFO] [stderr] | [INFO] [stderr] 187 | slab_img_buff: &Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Option]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/import.rs:210:20 [INFO] [stderr] | [INFO] [stderr] 210 | slab_img_buff: &Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Option]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: identical conversion [INFO] [stderr] --> src/import.rs:87:41 [INFO] [stderr] | [INFO] [stderr] 87 | for (slab_coord, slab_files) in files.chunks(slab_size).into_iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into_iter()`: `files.chunks(slab_size)` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::identity_conversion)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/import.rs:187:20 [INFO] [stderr] | [INFO] [stderr] 187 | slab_img_buff: &Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Option]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/import.rs:210:20 [INFO] [stderr] | [INFO] [stderr] 210 | slab_img_buff: &Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Option]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: use of `unwrap_or` followed by a function call [INFO] [stderr] --> src/map_fold.rs:30:14 [INFO] [stderr] | [INFO] [stderr] 30 | .unwrap_or(mf_opt.fold_expr.clone()).parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| mf_opt.fold_expr.clone())` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::or_fun_call)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call [INFO] [stderr] [INFO] [stderr] warning: use of `unwrap_or` followed by a function call [INFO] [stderr] --> src/map_fold.rs:30:14 [INFO] [stderr] | [INFO] [stderr] 30 | .unwrap_or(mf_opt.fold_expr.clone()).parse().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| mf_opt.fold_expr.clone())` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::or_fun_call)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call [INFO] [stderr] [INFO] [stderr] error: useless lint attribute [INFO] [stderr] --> src/main.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | #[derive(FromPrimitive, ToPrimitive)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::useless_attribute)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_attribute [INFO] [stderr] [INFO] [stderr] error: useless lint attribute [INFO] [stderr] --> src/main.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | #[derive(FromPrimitive, ToPrimitive)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_attribute [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: useless lint attribute [INFO] [stderr] --> src/main.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | #[derive(FromPrimitive, ToPrimitive)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::useless_attribute)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_attribute [INFO] [stderr] [INFO] [stderr] error: useless lint attribute [INFO] [stderr] --> src/main.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | #[derive(FromPrimitive, ToPrimitive)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_attribute [INFO] [stderr] [INFO] [stderr] error: Could not compile `n5gest`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `n5gest`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "08f87f37a5f510f77e27495c45ca5b4a30577370705c2a282d08ac01c39af7aa"` [INFO] running `"docker" "rm" "-f" "08f87f37a5f510f77e27495c45ca5b4a30577370705c2a282d08ac01c39af7aa"` [INFO] [stdout] 08f87f37a5f510f77e27495c45ca5b4a30577370705c2a282d08ac01c39af7aa