[INFO] crate cmudict_core 0.2.2 is already in cache
[INFO] extracting crate cmudict_core 0.2.2 into work/ex/clippy-test-run/sources/stable/reg/cmudict_core/0.2.2
[INFO] extracting crate cmudict_core 0.2.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cmudict_core/0.2.2
[INFO] validating manifest of cmudict_core-0.2.2 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 cmudict_core-0.2.2 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 cmudict_core-0.2.2
[INFO] finished frobbing cmudict_core-0.2.2
[INFO] frobbed toml for cmudict_core-0.2.2 written to work/ex/clippy-test-run/sources/stable/reg/cmudict_core/0.2.2/Cargo.toml
[INFO] started frobbing cmudict_core-0.2.2
[INFO] finished frobbing cmudict_core-0.2.2
[INFO] frobbed toml for cmudict_core-0.2.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/cmudict_core/0.2.2/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 cmudict_core-0.2.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/cmudict_core/0.2.2:/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] 0f99b1603bb603417639ecb89739a90fc45fc8564b45f91753fb13db36b679d3
[INFO] running `"docker" "start" "-a" "0f99b1603bb603417639ecb89739a90fc45fc8564b45f91753fb13db36b679d3"`
[INFO] [stderr]     Checking cmudict_core v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:220:45
[INFO] [stderr]     |
[INFO] [stderr] 220 |             Stress::None => write!(f, "{}", 0),
[INFO] [stderr]     |                                             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::write_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:221:48
[INFO] [stderr]     |
[INFO] [stderr] 221 |             Stress::Primary => write!(f, "{}", 1),
[INFO] [stderr]     |                                                ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:222:50
[INFO] [stderr]     |
[INFO] [stderr] 222 |             Stress::Secondary => write!(f, "{}", 2),
[INFO] [stderr]     |                                                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:489:13
[INFO] [stderr]     |
[INFO] [stderr] 489 |             pronunciation: pronunciation,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `pronunciation`
[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: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:220:45
[INFO] [stderr]     |
[INFO] [stderr] 220 |             Stress::None => write!(f, "{}", 0),
[INFO] [stderr]     |                                             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::write_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:221:48
[INFO] [stderr]     |
[INFO] [stderr] 221 |             Stress::Primary => write!(f, "{}", 1),
[INFO] [stderr]     |                                                ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/lib.rs:222:50
[INFO] [stderr]     |
[INFO] [stderr] 222 |             Stress::Secondary => write!(f, "{}", 2),
[INFO] [stderr]     |                                                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:489:13
[INFO] [stderr]     |
[INFO] [stderr] 489 |             pronunciation: pronunciation,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `pronunciation`
[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: the function has a cyclomatic complexity of 30
[INFO] [stderr]    --> src/lib.rs:354:5
[INFO] [stderr]     |
[INFO] [stderr] 354 | /     fn from_str(s: &str) -> Result<Symbol> {
[INFO] [stderr] 355 | |         let mut chrs = s.chars();
[INFO] [stderr] 356 | |
[INFO] [stderr] 357 | |         match chrs.next() {
[INFO] [stderr] ...   |
[INFO] [stderr] 472 | |         }
[INFO] [stderr] 473 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 30
[INFO] [stderr]    --> src/lib.rs:354:5
[INFO] [stderr]     |
[INFO] [stderr] 354 | /     fn from_str(s: &str) -> Result<Symbol> {
[INFO] [stderr] 355 | |         let mut chrs = s.chars();
[INFO] [stderr] 356 | |
[INFO] [stderr] 357 | |         match chrs.next() {
[INFO] [stderr] ...   |
[INFO] [stderr] 472 | |         }
[INFO] [stderr] 473 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:514:33
[INFO] [stderr]     |
[INFO] [stderr] 514 |         let label = iter.next().ok_or(parse_error(&format!("Expected label, found EOF")))?;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| parse_error(&format!("Expected label, found EOF")))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/lib.rs:514:52
[INFO] [stderr]     |
[INFO] [stderr] 514 |         let label = iter.next().ok_or(parse_error(&format!("Expected label, found EOF")))?;
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Expected label, found EOF".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:514:33
[INFO] [stderr]     |
[INFO] [stderr] 514 |         let label = iter.next().ok_or(parse_error(&format!("Expected label, found EOF")))?;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| parse_error(&format!("Expected label, found EOF")))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/lib.rs:514:52
[INFO] [stderr]     |
[INFO] [stderr] 514 |         let label = iter.next().ok_or(parse_error(&format!("Expected label, found EOF")))?;
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Expected label, found EOF".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `"docker" "inspect" "0f99b1603bb603417639ecb89739a90fc45fc8564b45f91753fb13db36b679d3"`
[INFO] running `"docker" "rm" "-f" "0f99b1603bb603417639ecb89739a90fc45fc8564b45f91753fb13db36b679d3"`
[INFO] [stdout] 0f99b1603bb603417639ecb89739a90fc45fc8564b45f91753fb13db36b679d3