[INFO] updating cached repository adudney/BL2_Unconverter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adudney/BL2_Unconverter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adudney/BL2_Unconverter" "work/ex/clippy-test-run/sources/stable/gh/adudney/BL2_Unconverter"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/adudney/BL2_Unconverter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adudney/BL2_Unconverter" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/adudney/BL2_Unconverter"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/adudney/BL2_Unconverter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e6fec2120bb404dbcf61c130d3a262500af5f6e8
[INFO] sha for GitHub repo adudney/BL2_Unconverter: e6fec2120bb404dbcf61c130d3a262500af5f6e8
[INFO] validating manifest of adudney/BL2_Unconverter 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 adudney/BL2_Unconverter 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 adudney/BL2_Unconverter
[INFO] finished frobbing adudney/BL2_Unconverter
[INFO] frobbed toml for adudney/BL2_Unconverter written to work/ex/clippy-test-run/sources/stable/gh/adudney/BL2_Unconverter/Cargo.toml
[INFO] started frobbing adudney/BL2_Unconverter
[INFO] finished frobbing adudney/BL2_Unconverter
[INFO] frobbed toml for adudney/BL2_Unconverter written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/adudney/BL2_Unconverter/Cargo.toml
[INFO] crate adudney/BL2_Unconverter has a lockfile. skipping
[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 adudney/BL2_Unconverter 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/gh/adudney/BL2_Unconverter:/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] 876b580c6b4cceaac12cd8ee6c819092f849b107ecbbb6fe709a011d99661f71
[INFO] running `"docker" "start" "-a" "876b580c6b4cceaac12cd8ee6c819092f849b107ecbbb6fe709a011d99661f71"`
[INFO] [stderr]     Checking unconverter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/main.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     println!("");
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/main.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         println!("");
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/main.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     println!("");
[INFO] [stderr]     |                     ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/main.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         println!("");
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[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/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | /         match arg[0] {
[INFO] [stderr] 14 | |             "-f" => { // File
[INFO] [stderr] 15 | |                 file = Some(File::open(arg[1]).unwrap());
[INFO] [stderr] 16 | |             },
[INFO] [stderr] 17 | |             _ => {
[INFO] [stderr] 18 | |             }
[INFO] [stderr] 19 | |         }
[INFO] [stderr]    | |_________^
[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] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 13 |         if let "-f" = arg[0] { // File
[INFO] [stderr] 14 |     file = Some(File::open(arg[1]).unwrap());
[INFO] [stderr] 15 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/main.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |       if let None = file {
[INFO] [stderr]    |  _____-      ^^^^
[INFO] [stderr] 22 | |         return;
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____- help: try this: `if file.is_none()`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | /         match arg[0] {
[INFO] [stderr] 14 | |             "-f" => { // File
[INFO] [stderr] 15 | |                 file = Some(File::open(arg[1]).unwrap());
[INFO] [stderr] 16 | |             },
[INFO] [stderr] 17 | |             _ => {
[INFO] [stderr] 18 | |             }
[INFO] [stderr] 19 | |         }
[INFO] [stderr]    | |_________^
[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] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 13 |         if let "-f" = arg[0] { // File
[INFO] [stderr] 14 |     file = Some(File::open(arg[1]).unwrap());
[INFO] [stderr] 15 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]   --> src/main.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |       if let None = file {
[INFO] [stderr]    |  _____-      ^^^^
[INFO] [stderr] 22 | |         return;
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____- help: try this: `if file.is_none()`
[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 1.13s
[INFO] running `"docker" "inspect" "876b580c6b4cceaac12cd8ee6c819092f849b107ecbbb6fe709a011d99661f71"`
[INFO] running `"docker" "rm" "-f" "876b580c6b4cceaac12cd8ee6c819092f849b107ecbbb6fe709a011d99661f71"`
[INFO] [stdout] 876b580c6b4cceaac12cd8ee6c819092f849b107ecbbb6fe709a011d99661f71