[INFO] crate retest 0.2.3 is already in cache
[INFO] extracting crate retest 0.2.3 into work/ex/clippy-test-run/sources/stable/reg/retest/0.2.3
[INFO] extracting crate retest 0.2.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/retest/0.2.3
[INFO] validating manifest of retest-0.2.3 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 retest-0.2.3 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 retest-0.2.3
[INFO] finished frobbing retest-0.2.3
[INFO] frobbed toml for retest-0.2.3 written to work/ex/clippy-test-run/sources/stable/reg/retest/0.2.3/Cargo.toml
[INFO] started frobbing retest-0.2.3
[INFO] finished frobbing retest-0.2.3
[INFO] frobbed toml for retest-0.2.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/retest/0.2.3/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 retest-0.2.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/retest/0.2.3:/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] 820b285b2c83b3d132ff2ffbe71ab87e91be962791c7f918123e6008b272945b
[INFO] running `"docker" "start" "-a" "820b285b2c83b3d132ff2ffbe71ab87e91be962791c7f918123e6008b272945b"`
[INFO] [stderr]     Checking retest v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/retest.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     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/retest.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     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/retest.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         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/retest.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 | const VERSION: &'static str = "0.2.1";
[INFO] [stderr]    |                -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/main.rs:109:12
[INFO] [stderr]     |
[INFO] [stderr] 109 |       } else {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 110 | |         if let Err(e) = retest::print_subject_highlighted(&subject, &matches) {
[INFO] [stderr] 111 | |             eprintln!("ERROR: {}", e);
[INFO] [stderr] 112 | |             process::exit(1);
[INFO] [stderr] 113 | |         }
[INFO] [stderr] 114 | |     }
[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] 109 |     } else if let Err(e) = retest::print_subject_highlighted(&subject, &matches) {
[INFO] [stderr] 110 |     eprintln!("ERROR: {}", e);
[INFO] [stderr] 111 |     process::exit(1);
[INFO] [stderr] 112 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 | const VERSION: &'static str = "0.2.1";
[INFO] [stderr]    |                -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/main.rs:109:12
[INFO] [stderr]     |
[INFO] [stderr] 109 |       } else {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 110 | |         if let Err(e) = retest::print_subject_highlighted(&subject, &matches) {
[INFO] [stderr] 111 | |             eprintln!("ERROR: {}", e);
[INFO] [stderr] 112 | |             process::exit(1);
[INFO] [stderr] 113 | |         }
[INFO] [stderr] 114 | |     }
[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] 109 |     } else if let Err(e) = retest::print_subject_highlighted(&subject, &matches) {
[INFO] [stderr] 110 |     eprintln!("ERROR: {}", e);
[INFO] [stderr] 111 |     process::exit(1);
[INFO] [stderr] 112 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/retest.rs:63:62
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn print_subject_highlighted<'t>(subject: &str, matches: &Vec<Captures<'t>>) -> Result<(), Error> {
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^ help: change this to: `&[Captures<'t>]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/retest.rs:87:53
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub fn print_match_list<'t>(subject: &str, matches: &Vec<Captures<'t>>) -> Result<(), Error> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^ help: change this to: `&[Captures<'t>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/retest.rs:63:62
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn print_subject_highlighted<'t>(subject: &str, matches: &Vec<Captures<'t>>) -> Result<(), Error> {
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^ help: change this to: `&[Captures<'t>]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/retest.rs:87:53
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub fn print_match_list<'t>(subject: &str, matches: &Vec<Captures<'t>>) -> Result<(), Error> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^ help: change this to: `&[Captures<'t>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "820b285b2c83b3d132ff2ffbe71ab87e91be962791c7f918123e6008b272945b"`
[INFO] running `"docker" "rm" "-f" "820b285b2c83b3d132ff2ffbe71ab87e91be962791c7f918123e6008b272945b"`
[INFO] [stdout] 820b285b2c83b3d132ff2ffbe71ab87e91be962791c7f918123e6008b272945b