[INFO] crate openat 0.1.16 is already in cache
[INFO] extracting crate openat 0.1.16 into work/ex/clippy-test-run/sources/stable/reg/openat/0.1.16
[INFO] extracting crate openat 0.1.16 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/openat/0.1.16
[INFO] validating manifest of openat-0.1.16 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 openat-0.1.16 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 openat-0.1.16
[INFO] finished frobbing openat-0.1.16
[INFO] frobbed toml for openat-0.1.16 written to work/ex/clippy-test-run/sources/stable/reg/openat/0.1.16/Cargo.toml
[INFO] started frobbing openat-0.1.16
[INFO] finished frobbing openat-0.1.16
[INFO] frobbed toml for openat-0.1.16 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/openat/0.1.16/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 openat-0.1.16 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/openat/0.1.16:/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] 370867794edbc63d0b2a5f7462b0bca0411605cf7c7e75a4c807c63f9717c751
[INFO] running `"docker" "start" "-a" "370867794edbc63d0b2a5f7462b0bca0411605cf7c7e75a4c807c63f9717c751"`
[INFO] [stderr]     Checking openat v0.1.16 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/list.rs:80:26
[INFO] [stderr]    |
[INFO] [stderr] 80 |             Ok(DirIter { dir: dir })
[INFO] [stderr]    |                          ^^^^^^^^ help: replace it with: `dir`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/metadata.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Metadata { stat: stat }
[INFO] [stderr]    |                ^^^^^^^^^^ help: replace it with: `stat`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/list.rs:80:26
[INFO] [stderr]    |
[INFO] [stderr] 80 |             Ok(DirIter { dir: dir })
[INFO] [stderr]    |                          ^^^^^^^^ help: replace it with: `dir`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/metadata.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Metadata { stat: stat }
[INFO] [stderr]    |                ^^^^^^^^^^ help: replace it with: `stat`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/dir.rs:486:9
[INFO] [stderr]     |
[INFO] [stderr] 486 |         return result;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/list.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         return Ok(Some(entry));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Some(entry))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/dir.rs:486:9
[INFO] [stderr]     |
[INFO] [stderr] 486 |         return result;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/list.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         return Ok(Some(entry));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Some(entry))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/list.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         if entry == ptr::null_mut() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_null)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/list.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |         if dir == ptr::null_mut() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr] 
[INFO] [stderr] warning: item `metadata::Metadata` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/metadata.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | / impl Metadata {
[INFO] [stderr] 18 | |     /// Returns simplified type of the directory entry
[INFO] [stderr] 19 | |     pub fn simple_type(&self) -> SimpleType {
[INFO] [stderr] 20 | |         let typ = self.stat.st_mode & libc::S_IFMT;
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[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: in an 'if' condition, avoid complex blocks or closures with blocks; instead, move the block or closure higher and bind it with a 'let'
[INFO] [stderr]    --> src/dir.rs:556:34
[INFO] [stderr]     |
[INFO] [stderr] 556 |                   .iter().find(|x| {
[INFO] [stderr]     |  __________________________________^
[INFO] [stderr] 557 | |                     x.file_name() == Path::new("lib.rs").as_os_str()
[INFO] [stderr] 558 | |                 })
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::block_in_if_condition_stmt)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_stmt
[INFO] [stderr] 
[INFO] [stderr] warning: called `is_some()` after searching an `Iterator` with find. This is more succinctly expressed by calling `any()`.
[INFO] [stderr]    --> src/dir.rs:555:17
[INFO] [stderr]     |
[INFO] [stderr] 555 |           assert!(me.collect::<Result<Vec<_>, _>>().unwrap()
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 556 | |                 .iter().find(|x| {
[INFO] [stderr] 557 | |                     x.file_name() == Path::new("lib.rs").as_os_str()
[INFO] [stderr] 558 | |                 })
[INFO] [stderr] 559 | |                 .is_some());
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::search_is_some)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#search_is_some
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/list.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         if entry == ptr::null_mut() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_null)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]   --> src/list.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |         if dir == ptr::null_mut() {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr] 
[INFO] [stderr] warning: item `metadata::Metadata` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/metadata.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | / impl Metadata {
[INFO] [stderr] 18 | |     /// Returns simplified type of the directory entry
[INFO] [stderr] 19 | |     pub fn simple_type(&self) -> SimpleType {
[INFO] [stderr] 20 | |         let typ = self.stat.st_mode & libc::S_IFMT;
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[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/count_processes.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 `openat`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> tests/tmpfile.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     f.write(b"hello\n")?;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/tmpfile.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     f.set_permissions(PermissionsExt::from_mode(0o644));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `openat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "370867794edbc63d0b2a5f7462b0bca0411605cf7c7e75a4c807c63f9717c751"`
[INFO] running `"docker" "rm" "-f" "370867794edbc63d0b2a5f7462b0bca0411605cf7c7e75a4c807c63f9717c751"`
[INFO] [stdout] 370867794edbc63d0b2a5f7462b0bca0411605cf7c7e75a4c807c63f9717c751