[INFO] updating cached repository pftbest/rcom
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pftbest/rcom
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pftbest/rcom" "work/ex/clippy-test-run/sources/stable/gh/pftbest/rcom"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/pftbest/rcom'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pftbest/rcom" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/pftbest/rcom"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/pftbest/rcom'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 61e3ad6241be53722db3792e16680c19e5dba81a
[INFO] sha for GitHub repo pftbest/rcom: 61e3ad6241be53722db3792e16680c19e5dba81a
[INFO] validating manifest of pftbest/rcom 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 pftbest/rcom 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 pftbest/rcom
[INFO] finished frobbing pftbest/rcom
[INFO] frobbed toml for pftbest/rcom written to work/ex/clippy-test-run/sources/stable/gh/pftbest/rcom/Cargo.toml
[INFO] started frobbing pftbest/rcom
[INFO] finished frobbing pftbest/rcom
[INFO] frobbed toml for pftbest/rcom written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/pftbest/rcom/Cargo.toml
[INFO] crate pftbest/rcom has a lockfile. skipping
[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 pftbest/rcom against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/pftbest/rcom:/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 -Dclippy::into_iter_on_array" "-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] 82e81978bc23a7ec81168600c64383ecd93a40542b33bfd95042263d1b10eab4
[INFO] running `"docker" "start" "-a" "82e81978bc23a7ec81168600c64383ecd93a40542b33bfd95042263d1b10eab4"`
[INFO] [stderr]     Checking ioctl-rs v0.1.5
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking clap v2.24.2
[INFO] [stderr]     Checking serial v0.3.4
[INFO] [stderr]     Checking rcom v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/session.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             config: config,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `config`
[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/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         device: device,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: replace it with: `device`
[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/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         speed: speed,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `speed`
[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/session.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             config: config,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `config`
[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/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         device: device,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: replace it with: `device`
[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/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         speed: speed,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `speed`
[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: long literal lacking separators
[INFO] [stderr]    --> src/session.rs:102:37
[INFO] [stderr]     |
[INFO] [stderr] 102 |                        ts.tm_nsec / 100000)?;
[INFO] [stderr]     |                                     ^^^^^^ help: consider: `100_000`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/session.rs:102:37
[INFO] [stderr]     |
[INFO] [stderr] 102 |                        ts.tm_nsec / 100000)?;
[INFO] [stderr]     |                                     ^^^^^^ help: consider: `100_000`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/error.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | /     fn description<'a>(&'a self) -> &'a str {
[INFO] [stderr] 18 | |         &self.0[..]
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/mio_stdio.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut new_flags = old_flags.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `old_flags`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/session.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             self.serial.write(&[x])?;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/session.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |             self.stdio.write(&[x])?;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:53:19
[INFO] [stderr]    |
[INFO] [stderr] 53 |         .and_then(|config| Session::new(config))
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Session::new`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     match result {
[INFO] [stderr] 57 | |         Err(e) => {
[INFO] [stderr] 58 | |             println!("{}", e);
[INFO] [stderr] 59 | |             return;
[INFO] [stderr] 60 | |         }
[INFO] [stderr] 61 | |         _ => {}
[INFO] [stderr] 62 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 56 |     if let Err(e) = result {
[INFO] [stderr] 57 |     println!("{}", e);
[INFO] [stderr] 58 |     return;
[INFO] [stderr] 59 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rcom`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/error.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | /     fn description<'a>(&'a self) -> &'a str {
[INFO] [stderr] 18 | |         &self.0[..]
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/mio_stdio.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut new_flags = old_flags.clone();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `old_flags`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]   --> src/session.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             self.serial.write(&[x])?;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/session.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |             self.stdio.write(&[x])?;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:53:19
[INFO] [stderr]    |
[INFO] [stderr] 53 |         .and_then(|config| Session::new(config))
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Session::new`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     match result {
[INFO] [stderr] 57 | |         Err(e) => {
[INFO] [stderr] 58 | |             println!("{}", e);
[INFO] [stderr] 59 | |             return;
[INFO] [stderr] 60 | |         }
[INFO] [stderr] 61 | |         _ => {}
[INFO] [stderr] 62 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 56 |     if let Err(e) = result {
[INFO] [stderr] 57 |     println!("{}", e);
[INFO] [stderr] 58 |     return;
[INFO] [stderr] 59 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rcom`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "82e81978bc23a7ec81168600c64383ecd93a40542b33bfd95042263d1b10eab4"`
[INFO] running `"docker" "rm" "-f" "82e81978bc23a7ec81168600c64383ecd93a40542b33bfd95042263d1b10eab4"`
[INFO] [stdout] 82e81978bc23a7ec81168600c64383ecd93a40542b33bfd95042263d1b10eab4