[INFO] crate seq 0.5.0 is already in cache
[INFO] extracting crate seq 0.5.0 into work/ex/clippy-test-run/sources/stable/reg/seq/0.5.0
[INFO] extracting crate seq 0.5.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/seq/0.5.0
[INFO] validating manifest of seq-0.5.0 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 seq-0.5.0 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 seq-0.5.0
[INFO] finished frobbing seq-0.5.0
[INFO] frobbed toml for seq-0.5.0 written to work/ex/clippy-test-run/sources/stable/reg/seq/0.5.0/Cargo.toml
[INFO] started frobbing seq-0.5.0
[INFO] finished frobbing seq-0.5.0
[INFO] frobbed toml for seq-0.5.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/seq/0.5.0/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 seq-0.5.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/seq/0.5.0:/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] 0095fe94eb073b843a42926bbfc2dd07f82b5517645b9c0bf0b1194e0a8dba08
[INFO] running `"docker" "start" "-a" "0095fe94eb073b843a42926bbfc2dd07f82b5517645b9c0bf0b1194e0a8dba08"`
[INFO] [stderr]     Checking seq v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 | /         match self {
[INFO] [stderr] 143 | |             &Seq::Empty => Option::None,
[INFO] [stderr] 144 | |             &Seq::ConsRef(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr] 145 | |             &Seq::ConsOwn(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr] 146 | |         }
[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] 142 |         match *self {
[INFO] [stderr] 143 |             Seq::Empty => Option::None,
[INFO] [stderr] 144 |             Seq::ConsRef(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr] 145 |             Seq::ConsOwn(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 | /         match self {
[INFO] [stderr] 152 | |             &Seq::Empty => Option::None,
[INFO] [stderr] 153 | |             &Seq::ConsRef(_, ref rt1) => Option::Some(*rt1),
[INFO] [stderr] 154 | |             &Seq::ConsOwn(_, ref rt1) => Option::Some(&**rt1),
[INFO] [stderr] 155 | |         }
[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] 151 |         match *self {
[INFO] [stderr] 152 |             Seq::Empty => Option::None,
[INFO] [stderr] 153 |             Seq::ConsRef(_, ref rt1) => Option::Some(*rt1),
[INFO] [stderr] 154 |             Seq::ConsOwn(_, ref rt1) => Option::Some(&**rt1),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:222:9
[INFO] [stderr]     |
[INFO] [stderr] 222 | /         match self {
[INFO] [stderr] 223 | |             &Seq::Empty => write!(f, "<>"),
[INFO] [stderr] 224 | |             &Seq::ConsRef(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr] 225 | |             &Seq::ConsOwn(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr] 226 | |         }
[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] 222 |         match *self {
[INFO] [stderr] 223 |             Seq::Empty => write!(f, "<>"),
[INFO] [stderr] 224 |             Seq::ConsRef(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr] 225 |             Seq::ConsOwn(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 | /         match self.cur {
[INFO] [stderr] 260 | |             &Seq::Empty => Option::None,
[INFO] [stderr] 261 | |             &Seq::ConsRef(ref ft, ref rt) => {
[INFO] [stderr] 262 | |                 self.cur = &*rt;
[INFO] [stderr] ...   |
[INFO] [stderr] 268 | |             }
[INFO] [stderr] 269 | |         }
[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] 259 |         match *self.cur {
[INFO] [stderr] 260 |             Seq::Empty => Option::None,
[INFO] [stderr] 261 |             Seq::ConsRef(ref ft, ref rt) => {
[INFO] [stderr] 262 |                 self.cur = &*rt;
[INFO] [stderr] 263 |                 Option::Some(&*ft)
[INFO] [stderr] 264 |             }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 | /         match self {
[INFO] [stderr] 143 | |             &Seq::Empty => Option::None,
[INFO] [stderr] 144 | |             &Seq::ConsRef(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr] 145 | |             &Seq::ConsOwn(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr] 146 | |         }
[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] 142 |         match *self {
[INFO] [stderr] 143 |             Seq::Empty => Option::None,
[INFO] [stderr] 144 |             Seq::ConsRef(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr] 145 |             Seq::ConsOwn(ref ft1, _) => Option::Some(&*ft1),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 | /         match self {
[INFO] [stderr] 152 | |             &Seq::Empty => Option::None,
[INFO] [stderr] 153 | |             &Seq::ConsRef(_, ref rt1) => Option::Some(*rt1),
[INFO] [stderr] 154 | |             &Seq::ConsOwn(_, ref rt1) => Option::Some(&**rt1),
[INFO] [stderr] 155 | |         }
[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] 151 |         match *self {
[INFO] [stderr] 152 |             Seq::Empty => Option::None,
[INFO] [stderr] 153 |             Seq::ConsRef(_, ref rt1) => Option::Some(*rt1),
[INFO] [stderr] 154 |             Seq::ConsOwn(_, ref rt1) => Option::Some(&**rt1),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:222:9
[INFO] [stderr]     |
[INFO] [stderr] 222 | /         match self {
[INFO] [stderr] 223 | |             &Seq::Empty => write!(f, "<>"),
[INFO] [stderr] 224 | |             &Seq::ConsRef(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr] 225 | |             &Seq::ConsOwn(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr] 226 | |         }
[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] 222 |         match *self {
[INFO] [stderr] 223 |             Seq::Empty => write!(f, "<>"),
[INFO] [stderr] 224 |             Seq::ConsRef(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr] 225 |             Seq::ConsOwn(ref ft, _) => write!(f, "<{:?},...>", ft),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 | /         match self.cur {
[INFO] [stderr] 260 | |             &Seq::Empty => Option::None,
[INFO] [stderr] 261 | |             &Seq::ConsRef(ref ft, ref rt) => {
[INFO] [stderr] 262 | |                 self.cur = &*rt;
[INFO] [stderr] ...   |
[INFO] [stderr] 268 | |             }
[INFO] [stderr] 269 | |         }
[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] 259 |         match *self.cur {
[INFO] [stderr] 260 |             Seq::Empty => Option::None,
[INFO] [stderr] 261 |             Seq::ConsRef(ref ft, ref rt) => {
[INFO] [stderr] 262 |                 self.cur = &*rt;
[INFO] [stderr] 263 |                 Option::Some(&*ft)
[INFO] [stderr] 264 |             }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to both the expression and the patterns
[INFO] [stderr]    --> src/lib.rs:339:9
[INFO] [stderr]     |
[INFO] [stderr] 339 | /         match &s2 {
[INFO] [stderr] 340 | |             &Seq::Empty => assert!(false, "seq was not empty!"),
[INFO] [stderr] 341 | |             &Seq::ConsRef(h, ref tail) => {
[INFO] [stderr] 342 | |                 let t: &Seq<u32> = &*tail;
[INFO] [stderr] ...   |
[INFO] [stderr] 354 | |             _ => assert!(false, "seq was not owned!"),
[INFO] [stderr] 355 | |         }
[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: try
[INFO] [stderr]     |
[INFO] [stderr] 339 |         match s2 {
[INFO] [stderr] 340 |             Seq::Empty => assert!(false, "seq was not empty!"),
[INFO] [stderr] 341 |             Seq::ConsRef(h, ref tail) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/lib.rs:346:17
[INFO] [stderr]     |
[INFO] [stderr] 346 | /                 match t {
[INFO] [stderr] 347 | |                     &Seq::Empty => assert!(false, "seq was not empty!"),
[INFO] [stderr] 348 | |                     &Seq::ConsRef(h2, _) => {
[INFO] [stderr] 349 | |                         assert_eq!(h2, 1u32);
[INFO] [stderr] 350 | |                     }
[INFO] [stderr] 351 | |                     _ => assert!(false, "seq was not owned!"),
[INFO] [stderr] 352 | |                 }
[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] 346 |                 match *t {
[INFO] [stderr] 347 |                     Seq::Empty => assert!(false, "seq was not empty!"),
[INFO] [stderr] 348 |                     Seq::ConsRef(h2, _) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "0095fe94eb073b843a42926bbfc2dd07f82b5517645b9c0bf0b1194e0a8dba08"`
[INFO] running `"docker" "rm" "-f" "0095fe94eb073b843a42926bbfc2dd07f82b5517645b9c0bf0b1194e0a8dba08"`
[INFO] [stdout] 0095fe94eb073b843a42926bbfc2dd07f82b5517645b9c0bf0b1194e0a8dba08