[INFO] crate parse_wiktionary_cs 0.1.0 is already in cache
[INFO] extracting crate parse_wiktionary_cs 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/parse_wiktionary_cs/0.1.0
[INFO] extracting crate parse_wiktionary_cs 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/parse_wiktionary_cs/0.1.0
[INFO] validating manifest of parse_wiktionary_cs-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 parse_wiktionary_cs-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 parse_wiktionary_cs-0.1.0
[INFO] finished frobbing parse_wiktionary_cs-0.1.0
[INFO] frobbed toml for parse_wiktionary_cs-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/parse_wiktionary_cs/0.1.0/Cargo.toml
[INFO] started frobbing parse_wiktionary_cs-0.1.0
[INFO] finished frobbing parse_wiktionary_cs-0.1.0
[INFO] frobbed toml for parse_wiktionary_cs-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/parse_wiktionary_cs/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 parse_wiktionary_cs-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-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/parse_wiktionary_cs/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] f54be0102cf0520956509ae73a182c3204752346fb88241b077e5082fe1854af
[INFO] running `"docker" "start" "-a" "f54be0102cf0520956509ae73a182c3204752346fb88241b077e5082fe1854af"`
[INFO] [stderr]     Checking parse_wiki_text v0.1.3
[INFO] [stderr]     Checking parse_wiktionary_cs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/definition.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::Definition<'a>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::option_option)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/etymology.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::Flowing<'a>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/external_links.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::ExternalLink<'a>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/hyphenation.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<::Cow<'a, str>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/definition.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::Definition<'a>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::option_option)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/etymology.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::Flowing<'a>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/external_links.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::ExternalLink<'a>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/hyphenation.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<::Cow<'a, str>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/pronunciation.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     output: &mut Option<Option<Pronunciation<'a>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/related_terms.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::Cow<'a, str>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/related_terms.rs:39:18
[INFO] [stderr]    |
[INFO] [stderr] 39 |     output: &mut Option<Option<Vec<Vec<::Flowing<'a>>>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/related_terms.rs:57:18
[INFO] [stderr]    |
[INFO] [stderr] 57 |     output: &mut Option<Option<Vec<Vec<::Flowing<'a>>>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/section.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<T>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/section.rs:27:18
[INFO] [stderr]    |
[INFO] [stderr] 27 |     output: &mut Option<Option<T>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/section.rs:54:18
[INFO] [stderr]    |
[INFO] [stderr] 54 |     output: &mut Option<Option<Vec<T>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/translations.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 |     output: &mut Option<Option<Vec<::Translations<'a>>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: large size difference between variants
[INFO] [stderr]    --> src/lib.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     NumeralDeclensionAdjective(inflection::AdjectiveDeclensionBasic<'a>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]     |
[INFO] [stderr] 242 |     NumeralDeclensionAdjective(Box<inflection::AdjectiveDeclensionBasic<'a>>),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/pronunciation.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     output: &mut Option<Option<Pronunciation<'a>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/related_terms.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<Vec<::Cow<'a, str>>>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/related_terms.rs:39:18
[INFO] [stderr]    |
[INFO] [stderr] 39 |     output: &mut Option<Option<Vec<Vec<::Flowing<'a>>>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/related_terms.rs:57:18
[INFO] [stderr]    |
[INFO] [stderr] 57 |     output: &mut Option<Option<Vec<Vec<::Flowing<'a>>>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]  --> src/section.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     output: &mut Option<Option<T>>,
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/section.rs:27:18
[INFO] [stderr]    |
[INFO] [stderr] 27 |     output: &mut Option<Option<T>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/section.rs:54:18
[INFO] [stderr]    |
[INFO] [stderr] 54 |     output: &mut Option<Option<Vec<T>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]   --> src/translations.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 |     output: &mut Option<Option<Vec<::Translations<'a>>>>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: large size difference between variants
[INFO] [stderr]    --> src/lib.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     NumeralDeclensionAdjective(inflection::AdjectiveDeclensionBasic<'a>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]     |
[INFO] [stderr] 242 |     NumeralDeclensionAdjective(Box<inflection::AdjectiveDeclensionBasic<'a>>),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.31s
[INFO] running `"docker" "inspect" "f54be0102cf0520956509ae73a182c3204752346fb88241b077e5082fe1854af"`
[INFO] running `"docker" "rm" "-f" "f54be0102cf0520956509ae73a182c3204752346fb88241b077e5082fe1854af"`
[INFO] [stdout] f54be0102cf0520956509ae73a182c3204752346fb88241b077e5082fe1854af