[INFO] crate appscraps_static_util 0.1.0 is already in cache [INFO] extracting crate appscraps_static_util 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/appscraps_static_util/0.1.0 [INFO] extracting crate appscraps_static_util 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/appscraps_static_util/0.1.0 [INFO] validating manifest of appscraps_static_util-0.1.0 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 appscraps_static_util-0.1.0 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 appscraps_static_util-0.1.0 [INFO] finished frobbing appscraps_static_util-0.1.0 [INFO] frobbed toml for appscraps_static_util-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/appscraps_static_util/0.1.0/Cargo.toml [INFO] started frobbing appscraps_static_util-0.1.0 [INFO] finished frobbing appscraps_static_util-0.1.0 [INFO] frobbed toml for appscraps_static_util-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/appscraps_static_util/0.1.0/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 appscraps_static_util-0.1.0 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/appscraps_static_util/0.1.0:/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] 15f7a69553e0d3b85379d90b0e034531caa8c904a045bc45b37d349fdde8e8cf [INFO] running `"docker" "start" "-a" "15f7a69553e0d3b85379d90b0e034531caa8c904a045bc45b37d349fdde8e8cf"` [INFO] [stderr] Checking appscraps_static_util v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/force_some_rw_lock_read_guard.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | data: data, [INFO] [stderr] | ^^^^^^^^^^ help: replace it with: `data` [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/force_some_rw_lock_read_guard.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | data: data, [INFO] [stderr] | ^^^^^^^^^^ help: replace it with: `data` [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 closure found [INFO] [stderr] --> src/error/mod.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | types { } [INFO] [stderr] 3 | | [INFO] [stderr] 4 | | links { } [INFO] [stderr] ... | [INFO] [stderr] 32 | | } [INFO] [stderr] 33 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_closure)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/force_some_rw_lock_read_guard.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | / match self.data.deref() { [INFO] [stderr] 22 | | &Some(ref some) => some, [INFO] [stderr] 23 | | &None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] 24 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::match_ref_pats)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 21 | match *self.data.deref() { [INFO] [stderr] 22 | Some(ref some) => some, [INFO] [stderr] 23 | None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/force_some_rw_lock_read_guard.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | / match self.data.deref() { [INFO] [stderr] 33 | | &Some(ref some) => some, [INFO] [stderr] 34 | | &None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] 35 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 32 | match *self.data.deref() { [INFO] [stderr] 33 | Some(ref some) => some, [INFO] [stderr] 34 | None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: you should consider deriving a `Default` implementation for `safe_static::SafeStatic` [INFO] [stderr] --> src/safe_static.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | / pub fn new() -> Self { [INFO] [stderr] 17 | | SafeStatic { [INFO] [stderr] 18 | | data: RwLock::new(None), [INFO] [stderr] 19 | | } [INFO] [stderr] 20 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::new_without_default_derive)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Default)] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/safe_static.rs:25:17 [INFO] [stderr] | [INFO] [stderr] 25 | / if let &None = ok.deref() { [INFO] [stderr] 26 | | return Err(ErrorKind::StaticWasNeverSet.into()) [INFO] [stderr] 27 | | } [INFO] [stderr] | |_________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 25 | if let None = *ok.deref() { [INFO] [stderr] | ^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_some()` [INFO] [stderr] --> src/safe_static.rs:43:16 [INFO] [stderr] | [INFO] [stderr] 43 | if let Some(_) = mem::replace(data_ref, Some(value)) { [INFO] [stderr] | _________- ^^^^^^^ [INFO] [stderr] 44 | | Err(ErrorKind::StaticIsAlreadySet.into()) [INFO] [stderr] 45 | | } else { [INFO] [stderr] 46 | | Ok(()) [INFO] [stderr] 47 | | } [INFO] [stderr] | |_________- help: try this: `if mem::replace(data_ref, Some(value)).is_some()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_pattern_matching)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] warning: redundant closure found [INFO] [stderr] --> src/error/mod.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / error_chain! { [INFO] [stderr] 2 | | types { } [INFO] [stderr] 3 | | [INFO] [stderr] 4 | | links { } [INFO] [stderr] ... | [INFO] [stderr] 32 | | } [INFO] [stderr] 33 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_closure)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/force_some_rw_lock_read_guard.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | / match self.data.deref() { [INFO] [stderr] 22 | | &Some(ref some) => some, [INFO] [stderr] 23 | | &None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] 24 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::match_ref_pats)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 21 | match *self.data.deref() { [INFO] [stderr] 22 | Some(ref some) => some, [INFO] [stderr] 23 | None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/force_some_rw_lock_read_guard.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | / match self.data.deref() { [INFO] [stderr] 33 | | &Some(ref some) => some, [INFO] [stderr] 34 | | &None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] 35 | | } [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 32 | match *self.data.deref() { [INFO] [stderr] 33 | Some(ref some) => some, [INFO] [stderr] 34 | None => panic!("Fatal error getting static. The static was never set. This should be impossible."), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: you should consider deriving a `Default` implementation for `safe_static::SafeStatic` [INFO] [stderr] --> src/safe_static.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | / pub fn new() -> Self { [INFO] [stderr] 17 | | SafeStatic { [INFO] [stderr] 18 | | data: RwLock::new(None), [INFO] [stderr] 19 | | } [INFO] [stderr] 20 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::new_without_default_derive)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Default)] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: you don't need to add `&` to all patterns [INFO] [stderr] --> src/safe_static.rs:25:17 [INFO] [stderr] | [INFO] [stderr] 25 | / if let &None = ok.deref() { [INFO] [stderr] 26 | | return Err(ErrorKind::StaticWasNeverSet.into()) [INFO] [stderr] 27 | | } [INFO] [stderr] | |_________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats [INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression [INFO] [stderr] | [INFO] [stderr] 25 | if let None = *ok.deref() { [INFO] [stderr] | ^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: redundant pattern matching, consider using `is_some()` [INFO] [stderr] --> src/safe_static.rs:43:16 [INFO] [stderr] | [INFO] [stderr] 43 | if let Some(_) = mem::replace(data_ref, Some(value)) { [INFO] [stderr] | _________- ^^^^^^^ [INFO] [stderr] 44 | | Err(ErrorKind::StaticIsAlreadySet.into()) [INFO] [stderr] 45 | | } else { [INFO] [stderr] 46 | | Ok(()) [INFO] [stderr] 47 | | } [INFO] [stderr] | |_________- help: try this: `if mem::replace(data_ref, Some(value)).is_some()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_pattern_matching)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.75s [INFO] running `"docker" "inspect" "15f7a69553e0d3b85379d90b0e034531caa8c904a045bc45b37d349fdde8e8cf"` [INFO] running `"docker" "rm" "-f" "15f7a69553e0d3b85379d90b0e034531caa8c904a045bc45b37d349fdde8e8cf"` [INFO] [stdout] 15f7a69553e0d3b85379d90b0e034531caa8c904a045bc45b37d349fdde8e8cf