[INFO] crate numerals 0.1.2 is already in cache
[INFO] extracting crate numerals 0.1.2 into work/ex/clippy-test-run/sources/stable/reg/numerals/0.1.2
[INFO] extracting crate numerals 0.1.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/numerals/0.1.2
[INFO] validating manifest of numerals-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 numerals-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 numerals-0.1.2
[INFO] finished frobbing numerals-0.1.2
[INFO] frobbed toml for numerals-0.1.2 written to work/ex/clippy-test-run/sources/stable/reg/numerals/0.1.2/Cargo.toml
[INFO] started frobbing numerals-0.1.2
[INFO] finished frobbing numerals-0.1.2
[INFO] frobbed toml for numerals-0.1.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/numerals/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 numerals-0.1.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/numerals/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" "-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] e1f63a29037a21868fdbe73f5c5eb43802fa196ae8b61564b7feaf9f48f56d8b
[INFO] running `"docker" "start" "-a" "e1f63a29037a21868fdbe73f5c5eb43802fa196ae8b61564b7feaf9f48f56d8b"`
[INFO] [stderr]     Checking numerals v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/bt.rs:55:32
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Some(BalancedTernary { trits: trits })
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: replace it with: `trits`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/bt.rs:87:27
[INFO] [stderr]    |
[INFO] [stderr] 87 |         BalancedTernary { trits: trits }
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: replace it with: `trits`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/roman.rs:164:22
[INFO] [stderr]     |
[INFO] [stderr] 164 |         Some(Roman { numerals: numerals })
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^ help: replace it with: `numerals`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/bt.rs:55:32
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Some(BalancedTernary { trits: trits })
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: replace it with: `trits`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/bt.rs:87:27
[INFO] [stderr]    |
[INFO] [stderr] 87 |         BalancedTernary { trits: trits }
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: replace it with: `trits`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/roman.rs:164:22
[INFO] [stderr]     |
[INFO] [stderr] 164 |         Some(Roman { numerals: numerals })
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^ help: replace it with: `numerals`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bt.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn value(&self) -> i64 {
[INFO] [stderr]    |              ^^^^^ help: consider passing by value instead: `self`
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bt.rs:22:14
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn ascii(&self) -> char {
[INFO] [stderr]    |              ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/roman.rs:104:18
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn value(&self) -> i16 {
[INFO] [stderr]     |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/roman.rs:113:20
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn ascii_upper(&self) -> char {
[INFO] [stderr]     |                    ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/roman.rs:120:20
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn ascii_lower(&self) -> char {
[INFO] [stderr]     |                    ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bt.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn value(&self) -> i64 {
[INFO] [stderr]    |              ^^^^^ help: consider passing by value instead: `self`
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bt.rs:22:14
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn ascii(&self) -> char {
[INFO] [stderr]    |              ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/roman.rs:104:18
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn value(&self) -> i16 {
[INFO] [stderr]     |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/roman.rs:113:20
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn ascii_upper(&self) -> char {
[INFO] [stderr]     |                    ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/roman.rs:120:20
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn ascii_lower(&self) -> char {
[INFO] [stderr]     |                    ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[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 0.88s
[INFO] running `"docker" "inspect" "e1f63a29037a21868fdbe73f5c5eb43802fa196ae8b61564b7feaf9f48f56d8b"`
[INFO] running `"docker" "rm" "-f" "e1f63a29037a21868fdbe73f5c5eb43802fa196ae8b61564b7feaf9f48f56d8b"`
[INFO] [stdout] e1f63a29037a21868fdbe73f5c5eb43802fa196ae8b61564b7feaf9f48f56d8b