[INFO] crate csvc 0.1.0 is already in cache
[INFO] extracting crate csvc 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/csvc/0.1.0
[INFO] extracting crate csvc 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/csvc/0.1.0
[INFO] validating manifest of csvc-0.1.0 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 csvc-0.1.0 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 csvc-0.1.0
[INFO] finished frobbing csvc-0.1.0
[INFO] frobbed toml for csvc-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/csvc/0.1.0/Cargo.toml
[INFO] started frobbing csvc-0.1.0
[INFO] finished frobbing csvc-0.1.0
[INFO] frobbed toml for csvc-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/csvc/0.1.0/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 csvc-0.1.0 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/csvc/0.1.0:/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] 285636585a96639f0ad06fa448f8456a5c91e86be1f469843a4a6a879ab3a776
[INFO] running `"docker" "start" "-a" "285636585a96639f0ad06fa448f8456a5c91e86be1f469843a4a6a879ab3a776"`
[INFO] [stderr]     Checking csvc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |       if let Some(_) = line.find(',') {
[INFO] [stderr]    |  _____-      ^^^^^^^
[INFO] [stderr] 32 | |         Some(String::from(","))
[INFO] [stderr] 33 | |     }
[INFO] [stderr] 34 | |     else if let Some(_) = line.find('\t') {
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         None
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____- help: try this: `if line.find(',').is_some()`
[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: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |       else if let Some(_) = line.find('\t') {
[INFO] [stderr]    |  __________-      ^^^^^^^
[INFO] [stderr] 35 | |         Some(String::from("\t"))
[INFO] [stderr] 36 | |     }
[INFO] [stderr] 37 | |     else {
[INFO] [stderr] 38 | |         None
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____- help: try this: `if line.find('\t').is_some()`
[INFO] [stderr]    |
[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: length comparison to zero
[INFO] [stderr]   --> src/main.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     if headers_vec.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `headers_vec.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: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:106:54
[INFO] [stderr]     |
[INFO] [stderr] 106 |         for column_name in output_column_names.split(",") {
[INFO] [stderr]     |                                                      ^^^ help: try using a char instead: `','`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/main.rs:133:33
[INFO] [stderr]     |
[INFO] [stderr] 133 |             let header_row = if output_columns.len() == 0 {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `output_columns.is_empty()`
[INFO] [stderr]     |
[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/main.rs:145:30
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let content_row = if output_columns.len() > 0 {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!output_columns.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |       if let Some(_) = line.find(',') {
[INFO] [stderr]    |  _____-      ^^^^^^^
[INFO] [stderr] 32 | |         Some(String::from(","))
[INFO] [stderr] 33 | |     }
[INFO] [stderr] 34 | |     else if let Some(_) = line.find('\t') {
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         None
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____- help: try this: `if line.find(',').is_some()`
[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: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |       else if let Some(_) = line.find('\t') {
[INFO] [stderr]    |  __________-      ^^^^^^^
[INFO] [stderr] 35 | |         Some(String::from("\t"))
[INFO] [stderr] 36 | |     }
[INFO] [stderr] 37 | |     else {
[INFO] [stderr] 38 | |         None
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____- help: try this: `if line.find('\t').is_some()`
[INFO] [stderr]    |
[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: length comparison to zero
[INFO] [stderr]   --> src/main.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     if headers_vec.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `headers_vec.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: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:106:54
[INFO] [stderr]     |
[INFO] [stderr] 106 |         for column_name in output_column_names.split(",") {
[INFO] [stderr]     |                                                      ^^^ help: try using a char instead: `','`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/main.rs:133:33
[INFO] [stderr]     |
[INFO] [stderr] 133 |             let header_row = if output_columns.len() == 0 {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `output_columns.is_empty()`
[INFO] [stderr]     |
[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/main.rs:145:30
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let content_row = if output_columns.len() > 0 {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!output_columns.is_empty()`
[INFO] [stderr]     |
[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 1.84s
[INFO] running `"docker" "inspect" "285636585a96639f0ad06fa448f8456a5c91e86be1f469843a4a6a879ab3a776"`
[INFO] running `"docker" "rm" "-f" "285636585a96639f0ad06fa448f8456a5c91e86be1f469843a4a6a879ab3a776"`
[INFO] [stdout] 285636585a96639f0ad06fa448f8456a5c91e86be1f469843a4a6a879ab3a776