[INFO] crate cargo-version 0.1.2 is already in cache
[INFO] extracting crate cargo-version 0.1.2 into work/ex/clippy-test-run/sources/stable/reg/cargo-version/0.1.2
[INFO] extracting crate cargo-version 0.1.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cargo-version/0.1.2
[INFO] validating manifest of cargo-version-0.1.2 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 cargo-version-0.1.2 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 cargo-version-0.1.2
[INFO] finished frobbing cargo-version-0.1.2
[INFO] frobbed toml for cargo-version-0.1.2 written to work/ex/clippy-test-run/sources/stable/reg/cargo-version/0.1.2/Cargo.toml
[INFO] started frobbing cargo-version-0.1.2
[INFO] finished frobbing cargo-version-0.1.2
[INFO] frobbed toml for cargo-version-0.1.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cargo-version/0.1.2/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 cargo-version-0.1.2 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-0/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/cargo-version/0.1.2:/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] b27fea7e9e4b2ea27003d77dcd93474ee2c10d1cdf7b4406097383caaa542b1a
[INFO] running `"docker" "start" "-a" "b27fea7e9e4b2ea27003d77dcd93474ee2c10d1cdf7b4406097383caaa542b1a"`
[INFO] [stderr]     Checking cargo-version v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/bump_level.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         return Err(BumpLevelError::InvalidInput(String::from(s)))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(BumpLevelError::InvalidInput(String::from(s)))`
[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/bump_level.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         return Err(BumpLevelError::InvalidInput(String::from(s)))
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(BumpLevelError::InvalidInput(String::from(s)))`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/bump_level.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         match Version::parse(s) {
[INFO] [stderr] 33 | |             Ok(version) => return Ok(BumpLevel::Specific(version)),
[INFO] [stderr] 34 | |             _ => {}
[INFO] [stderr] 35 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Ok(version) = Version::parse(s) { return Ok(BumpLevel::Specific(version)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/bump_level.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         match Version::parse(s) {
[INFO] [stderr] 33 | |             Ok(version) => return Ok(BumpLevel::Specific(version)),
[INFO] [stderr] 34 | |             _ => {}
[INFO] [stderr] 35 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Ok(version) = Version::parse(s) { return Ok(BumpLevel::Specific(version)) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/toml.rs:38:46
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let file = try!(File::open(path).map(|file| BufReader::new(file)));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `BufReader::new`
[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] 
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/toml.rs:52:60
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let input_file = try!(File::open(path_ref).map(|file| BufReader::new(file)));
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `BufReader::new`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/toml.rs:38:46
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let file = try!(File::open(path).map(|file| BufReader::new(file)));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `BufReader::new`
[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] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/toml.rs:52:60
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let input_file = try!(File::open(path_ref).map(|file| BufReader::new(file)));
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `BufReader::new`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/lib.rs:41:23
[INFO] [stderr]    |
[INFO] [stderr] 41 |         .map(|output| output.stdout.len() > 0)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!output.stdout.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/lib.rs:41:23
[INFO] [stderr]    |
[INFO] [stderr] 41 |         .map(|output| output.stdout.len() > 0)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!output.stdout.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "b27fea7e9e4b2ea27003d77dcd93474ee2c10d1cdf7b4406097383caaa542b1a"`
[INFO] running `"docker" "rm" "-f" "b27fea7e9e4b2ea27003d77dcd93474ee2c10d1cdf7b4406097383caaa542b1a"`
[INFO] [stdout] b27fea7e9e4b2ea27003d77dcd93474ee2c10d1cdf7b4406097383caaa542b1a