[INFO] crate fst-regex 0.2.2 is already in cache
[INFO] extracting crate fst-regex 0.2.2 into work/ex/clippy-test-run/sources/stable/reg/fst-regex/0.2.2
[INFO] extracting crate fst-regex 0.2.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/fst-regex/0.2.2
[INFO] validating manifest of fst-regex-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 fst-regex-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 fst-regex-0.2.2
[INFO] finished frobbing fst-regex-0.2.2
[INFO] frobbed toml for fst-regex-0.2.2 written to work/ex/clippy-test-run/sources/stable/reg/fst-regex/0.2.2/Cargo.toml
[INFO] started frobbing fst-regex-0.2.2
[INFO] finished frobbing fst-regex-0.2.2
[INFO] frobbed toml for fst-regex-0.2.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/fst-regex/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 fst-regex-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-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/fst-regex/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] da235cf854b2007f20db96ddb3b3aeff681293dc697cd06f70b93698e1cdde39
[INFO] running `"docker" "start" "-a" "da235cf854b2007f20db96ddb3b3aeff681293dc697cd06f70b93698e1cdde39"`
[INFO] [stderr]     Checking fst-regex v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/compile.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |             size_limit: size_limit,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `size_limit`
[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/dfa.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 insts: insts,
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: replace it with: `insts`
[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/dfa.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                     insts: insts,
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: replace it with: `insts`
[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/dfa.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |                     is_match: is_match,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `is_match`
[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/lib.rs:131:45
[INFO] [stderr]     |
[INFO] [stderr] 131 |         Ok(Regex { original: re.to_owned(), dfa: dfa })
[INFO] [stderr]     |                                             ^^^^^^^^ help: replace it with: `dfa`
[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/compile.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |             size_limit: size_limit,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `size_limit`
[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/dfa.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 insts: insts,
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: replace it with: `insts`
[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/dfa.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                     insts: insts,
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: replace it with: `insts`
[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/dfa.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |                     is_match: is_match,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: replace it with: `is_match`
[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/lib.rs:131:45
[INFO] [stderr]     |
[INFO] [stderr] 131 |         Ok(Regex { original: re.to_owned(), dfa: dfa })
[INFO] [stderr]     |                                             ^^^^^^^^ help: replace it with: `dfa`
[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: identical conversion
[INFO] [stderr]   --> src/compile.rs:30:43
[INFO] [stderr]    |
[INFO] [stderr] 30 |             | Expr::EndText => return Err(From::from(Error::NoEmpty)),
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `Error::NoEmpty`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/compile.rs:35:28
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 return Err(From::from(Error::NoWordBoundary));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `Error::NoWordBoundary`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/compile.rs:41:28
[INFO] [stderr]    |
[INFO] [stderr] 41 |                 return Err(From::from(Error::NoBytes));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `Error::NoBytes`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/compile.rs:76:20
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 if es.len() == 0 {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `es.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: identical conversion
[INFO] [stderr]   --> src/compile.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 return Err(Error::NoLazy.into());
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `Error::NoLazy`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/compile.rs:182:21
[INFO] [stderr]     |
[INFO] [stderr] 182 |         char_range: &ClassRange,
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: consider passing by value instead: `ClassRange`
[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: identical conversion
[INFO] [stderr]    --> src/compile.rs:215:17
[INFO] [stderr]     |
[INFO] [stderr] 215 |             Err(Error::CompiledTooBig(self.size_limit).into())
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `Error::CompiledTooBig(self.size_limit)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/dfa.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     return Err(Error::TooManyStates(STATE_LIMIT).into());
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `Error::TooManyStates(STATE_LIMIT)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/dfa.rs:91:12
[INFO] [stderr]    |
[INFO] [stderr] 91 |         if insts.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `insts.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: identical conversion
[INFO] [stderr]   --> src/compile.rs:30:43
[INFO] [stderr]    |
[INFO] [stderr] 30 |             | Expr::EndText => return Err(From::from(Error::NoEmpty)),
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `Error::NoEmpty`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/compile.rs:35:28
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 return Err(From::from(Error::NoWordBoundary));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `Error::NoWordBoundary`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/compile.rs:41:28
[INFO] [stderr]    |
[INFO] [stderr] 41 |                 return Err(From::from(Error::NoBytes));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `From::from()`: `Error::NoBytes`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/compile.rs:76:20
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 if es.len() == 0 {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `es.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: identical conversion
[INFO] [stderr]   --> src/compile.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 return Err(Error::NoLazy.into());
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `Error::NoLazy`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/compile.rs:182:21
[INFO] [stderr]     |
[INFO] [stderr] 182 |         char_range: &ClassRange,
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: consider passing by value instead: `ClassRange`
[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: identical conversion
[INFO] [stderr]    --> src/compile.rs:215:17
[INFO] [stderr]     |
[INFO] [stderr] 215 |             Err(Error::CompiledTooBig(self.size_limit).into())
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `Error::CompiledTooBig(self.size_limit)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]   --> src/dfa.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     return Err(Error::TooManyStates(STATE_LIMIT).into());
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `.into()`: `Error::TooManyStates(STATE_LIMIT)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/dfa.rs:91:12
[INFO] [stderr]    |
[INFO] [stderr] 91 |         if insts.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `insts.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 1.23s
[INFO] running `"docker" "inspect" "da235cf854b2007f20db96ddb3b3aeff681293dc697cd06f70b93698e1cdde39"`
[INFO] running `"docker" "rm" "-f" "da235cf854b2007f20db96ddb3b3aeff681293dc697cd06f70b93698e1cdde39"`
[INFO] [stdout] da235cf854b2007f20db96ddb3b3aeff681293dc697cd06f70b93698e1cdde39