[INFO] crate embedded_types 0.3.2 is already in cache
[INFO] extracting crate embedded_types 0.3.2 into work/ex/clippy-test-run/sources/stable/reg/embedded_types/0.3.2
[INFO] extracting crate embedded_types 0.3.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/embedded_types/0.3.2
[INFO] validating manifest of embedded_types-0.3.2 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 embedded_types-0.3.2 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 embedded_types-0.3.2
[INFO] finished frobbing embedded_types-0.3.2
[INFO] frobbed toml for embedded_types-0.3.2 written to work/ex/clippy-test-run/sources/stable/reg/embedded_types/0.3.2/Cargo.toml
[INFO] started frobbing embedded_types-0.3.2
[INFO] finished frobbing embedded_types-0.3.2
[INFO] frobbed toml for embedded_types-0.3.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/embedded_types/0.3.2/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 embedded_types-0.3.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/embedded_types/0.3.2:/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] 3e53171cb9348a58ea6a7a32032b6dc04d25aa1036a180aaf2328d865e38605f
[INFO] running `"docker" "start" "-a" "3e53171cb9348a58ea6a7a32032b6dc04d25aa1036a180aaf2328d865e38605f"`
[INFO] [stderr]     Checking embedded_types v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]    --> src/io/mod.rs:160:45
[INFO] [stderr]     |
[INFO] [stderr] 160 |         write!(test_buffer, "This {} a {}", "is", "test").unwrap();
[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/io/mod.rs:160:51
[INFO] [stderr]     |
[INFO] [stderr] 160 |         write!(test_buffer, "This {} a {}", "is", "test").unwrap();
[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/can/mod.rs:99:14
[INFO] [stderr]    |
[INFO] [stderr] 99 |         Self{id: id, dlc: 0, data: [0; 8]}
[INFO] [stderr]    |              ^^^^^^ help: replace it with: `id`
[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/can/mod.rs:122:14
[INFO] [stderr]     |
[INFO] [stderr] 122 |         Self{id: id, dlc: 0, data: [0; 8]}
[INFO] [stderr]     |              ^^^^^^ help: replace it with: `id`
[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/can/mod.rs:182:14
[INFO] [stderr]     |
[INFO] [stderr] 182 |         Self{id: id, dlc: 0}
[INFO] [stderr]     |              ^^^^^^ help: replace it with: `id`
[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/can/mod.rs:197:14
[INFO] [stderr]     |
[INFO] [stderr] 197 |         Self{id: id, dlc: 0}
[INFO] [stderr]     |              ^^^^^^ help: replace it with: `id`
[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: literal with an empty format string
[INFO] [stderr]    --> src/io/mod.rs:160:45
[INFO] [stderr]     |
[INFO] [stderr] 160 |         write!(test_buffer, "This {} a {}", "is", "test").unwrap();
[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/io/mod.rs:160:51
[INFO] [stderr]     |
[INFO] [stderr] 160 |         write!(test_buffer, "This {} a {}", "is", "test").unwrap();
[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/can/mod.rs:99:14
[INFO] [stderr]    |
[INFO] [stderr] 99 |         Self{id: id, dlc: 0, data: [0; 8]}
[INFO] [stderr]    |              ^^^^^^ help: replace it with: `id`
[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/can/mod.rs:122:14
[INFO] [stderr]     |
[INFO] [stderr] 122 |         Self{id: id, dlc: 0, data: [0; 8]}
[INFO] [stderr]     |              ^^^^^^ help: replace it with: `id`
[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/can/mod.rs:182:14
[INFO] [stderr]     |
[INFO] [stderr] 182 |         Self{id: id, dlc: 0}
[INFO] [stderr]     |              ^^^^^^ help: replace it with: `id`
[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/can/mod.rs:197:14
[INFO] [stderr]     |
[INFO] [stderr] 197 |         Self{id: id, dlc: 0}
[INFO] [stderr]     |              ^^^^^^ help: replace it with: `id`
[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: casting u16 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/can/mod.rs:47:30
[INFO] [stderr]    |
[INFO] [stderr] 47 |             ID::BaseID(x) => u16::from(x) as u32,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u16::from(x))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/can/mod.rs:190:15
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn id(&self) -> BaseID {
[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/can/mod.rs:205:15
[INFO] [stderr]     |
[INFO] [stderr] 205 |     pub fn id(&self) -> ExtendedID {
[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: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/io/mod.rs:162:67
[INFO] [stderr]     |
[INFO] [stderr] 162 |         assert_eq!(test_buffer.buffer[..test_buffer.index].len(), "This is a test".as_bytes().len());
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"This is a test"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: calling `as_bytes()` on a string literal
[INFO] [stderr]    --> src/io/mod.rs:163:62
[INFO] [stderr]     |
[INFO] [stderr] 163 |         assert_eq!(&test_buffer.buffer[..test_buffer.index], "This is a test".as_bytes());
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"This is a test"`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/can/mod.rs:47:30
[INFO] [stderr]    |
[INFO] [stderr] 47 |             ID::BaseID(x) => u16::from(x) as u32,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u16::from(x))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/can/mod.rs:190:15
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn id(&self) -> BaseID {
[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/can/mod.rs:205:15
[INFO] [stderr]     |
[INFO] [stderr] 205 |     pub fn id(&self) -> ExtendedID {
[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 1.04s
[INFO] running `"docker" "inspect" "3e53171cb9348a58ea6a7a32032b6dc04d25aa1036a180aaf2328d865e38605f"`
[INFO] running `"docker" "rm" "-f" "3e53171cb9348a58ea6a7a32032b6dc04d25aa1036a180aaf2328d865e38605f"`
[INFO] [stdout] 3e53171cb9348a58ea6a7a32032b6dc04d25aa1036a180aaf2328d865e38605f