[INFO] updating cached repository paulkramme/rustybrainfuck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/paulkramme/rustybrainfuck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/paulkramme/rustybrainfuck" "work/ex/clippy-test-run/sources/stable/gh/paulkramme/rustybrainfuck"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/paulkramme/rustybrainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/paulkramme/rustybrainfuck" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/paulkramme/rustybrainfuck"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/paulkramme/rustybrainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 072942e1220da27ccc56b3bc04c7165bdf5cef0d
[INFO] sha for GitHub repo paulkramme/rustybrainfuck: 072942e1220da27ccc56b3bc04c7165bdf5cef0d
[INFO] validating manifest of paulkramme/rustybrainfuck 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 paulkramme/rustybrainfuck 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 paulkramme/rustybrainfuck
[INFO] finished frobbing paulkramme/rustybrainfuck
[INFO] frobbed toml for paulkramme/rustybrainfuck written to work/ex/clippy-test-run/sources/stable/gh/paulkramme/rustybrainfuck/Cargo.toml
[INFO] started frobbing paulkramme/rustybrainfuck
[INFO] finished frobbing paulkramme/rustybrainfuck
[INFO] frobbed toml for paulkramme/rustybrainfuck written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/paulkramme/rustybrainfuck/Cargo.toml
[INFO] crate paulkramme/rustybrainfuck 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 paulkramme/rustybrainfuck 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-4/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/paulkramme/rustybrainfuck:/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] ac20bf05079f8aa46ccbc6569d8159f7baec870849bee343a7a2b4eb74f94972
[INFO] running `"docker" "start" "-a" "ac20bf05079f8aa46ccbc6569d8159f7baec870849bee343a7a2b4eb74f94972"`
[INFO] [stderr]     Checking rustybrainfuck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 | /         if args.len() > 2 {
[INFO] [stderr] 38 | |             if args[2] == "fullprint" {
[INFO] [stderr] 39 | |                 print!("\n{:?} p_loc {}", register, register_pointer);
[INFO] [stderr] 40 | |             }
[INFO] [stderr] 41 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 37 |         if args.len() > 2 && args[2] == "fullprint" {
[INFO] [stderr] 38 |     print!("\n{:?} p_loc {}", register, register_pointer);
[INFO] [stderr] 39 | }
[INFO] [stderr]    |
[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:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     match file.read_to_string(&mut content) {
[INFO] [stderr] 17 | |         Err(why) => panic!("{}", why.description()),
[INFO] [stderr] 18 | |         Ok(_) => {},
[INFO] [stderr] 19 | |     };
[INFO] [stderr]    | |_____^ help: try this: `if let Err(why) = file.read_to_string(&mut content) { panic!("{}", why.description()) }`
[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: unused attribute
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     #[derive(Debug)]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn to_ascii(i: &i32) -> String {
[INFO] [stderr]    |                ^^^^ help: consider passing by value instead: `i32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/main.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 | /         if args.len() > 2 {
[INFO] [stderr] 38 | |             if args[2] == "fullprint" {
[INFO] [stderr] 39 | |                 print!("\n{:?} p_loc {}", register, register_pointer);
[INFO] [stderr] 40 | |             }
[INFO] [stderr] 41 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 37 |         if args.len() > 2 && args[2] == "fullprint" {
[INFO] [stderr] 38 |     print!("\n{:?} p_loc {}", register, register_pointer);
[INFO] [stderr] 39 | }
[INFO] [stderr]    |
[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:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     match file.read_to_string(&mut content) {
[INFO] [stderr] 17 | |         Err(why) => panic!("{}", why.description()),
[INFO] [stderr] 18 | |         Ok(_) => {},
[INFO] [stderr] 19 | |     };
[INFO] [stderr]    | |_____^ help: try this: `if let Err(why) = file.read_to_string(&mut content) { panic!("{}", why.description()) }`
[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: unused attribute
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     #[derive(Debug)]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn to_ascii(i: &i32) -> String {
[INFO] [stderr]    |                ^^^^ help: consider passing by value instead: `i32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "ac20bf05079f8aa46ccbc6569d8159f7baec870849bee343a7a2b4eb74f94972"`
[INFO] running `"docker" "rm" "-f" "ac20bf05079f8aa46ccbc6569d8159f7baec870849bee343a7a2b4eb74f94972"`
[INFO] [stdout] ac20bf05079f8aa46ccbc6569d8159f7baec870849bee343a7a2b4eb74f94972