[INFO] crate tinf 0.14.0 is already in cache
[INFO] extracting crate tinf 0.14.0 into work/ex/clippy-test-run/sources/stable/reg/tinf/0.14.0
[INFO] extracting crate tinf 0.14.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tinf/0.14.0
[INFO] validating manifest of tinf-0.14.0 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 tinf-0.14.0 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 tinf-0.14.0
[INFO] finished frobbing tinf-0.14.0
[INFO] frobbed toml for tinf-0.14.0 written to work/ex/clippy-test-run/sources/stable/reg/tinf/0.14.0/Cargo.toml
[INFO] started frobbing tinf-0.14.0
[INFO] finished frobbing tinf-0.14.0
[INFO] frobbed toml for tinf-0.14.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tinf/0.14.0/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 tinf-0.14.0 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-2/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/reg/tinf/0.14.0:/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 -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] 5a4c36ae84ff4d7c33fac68dcd50ddd625f264e3390c76287303981a1c46cf5d
[INFO] running `"docker" "start" "-a" "5a4c36ae84ff4d7c33fac68dcd50ddd625f264e3390c76287303981a1c46cf5d"`
[INFO] [stderr]     Checking tinf v0.14.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]   --> src/tests.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/lib.rs:151:26
[INFO] [stderr]     |
[INFO] [stderr] 151 |         let d2 = to_path(env::home_dir()).map(|d| d.join(".terminfo"));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/lib.rs:151:26
[INFO] [stderr]     |
[INFO] [stderr] 151 |         let d2 = to_path(env::home_dir()).map(|d| d.join(".terminfo"));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |         let mut r = &mut AlignReader::new(r);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |         let mut r = &mut AlignReader::new(r);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:589:23
[INFO] [stderr]     |
[INFO] [stderr] 589 |     pub fn short_name(&self) -> &'static str {
[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/cap/mod.rs:594:22
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn long_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:640:23
[INFO] [stderr]     |
[INFO] [stderr] 640 |     pub fn short_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:645:22
[INFO] [stderr]     |
[INFO] [stderr] 645 |     pub fn long_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:691:23
[INFO] [stderr]     |
[INFO] [stderr] 691 |     pub fn short_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:696:22
[INFO] [stderr]     |
[INFO] [stderr] 696 |     pub fn long_name(&self) -> &'static str {
[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: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]   --> src/print.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Some(&ref p) => Ok(p.clone()),
[INFO] [stderr]    |                  ^^^^^^ help: try removing the `&ref` part and just keep: `p`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_borrowed_reference)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/print.rs:316:12
[INFO] [stderr]     |
[INFO] [stderr] 316 |         if fmt.specified() && !"cdoxXs".find(cap.peek_char()?).is_some() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `fmt.specified() && "cdoxXs".find(cap.peek_char()?).is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/print.rs:665:33
[INFO] [stderr]     |
[INFO] [stderr] 665 |                         let d = (c - b'0') as u32;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^ help: try: `u32::from(c - b'0')`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/print.rs:708:57
[INFO] [stderr]     |
[INFO] [stderr] 708 |                             sleep(Duration::from_millis(ms as u64));
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: try: `u64::from(ms)`
[INFO] [stderr]     |
[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 boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:302:36
[INFO] [stderr]     |
[INFO] [stderr] 302 |         Ok(buf.into_iter().map(|b| !(b == 0)).collect())
[INFO] [stderr]     |                                    ^^^^^^^^^ help: try: `b != 0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[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/lib.rs:367:13
[INFO] [stderr]     |
[INFO] [stderr] 367 | /             match *ecap {
[INFO] [stderr] 368 | |                 ICap::Bool(CapName::U(ref n), _) => {
[INFO] [stderr] 369 | |                     if !names.contains(n.name()) {
[INFO] [stderr] 370 | |                         exts.push(n);
[INFO] [stderr] ...   |
[INFO] [stderr] 374 | |                 _ => (),
[INFO] [stderr] 375 | |             }
[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] 367 |             if let ICap::Bool(CapName::U(ref n), _) = *ecap {
[INFO] [stderr] 368 |     if !names.contains(n.name()) {
[INFO] [stderr] 369 |         exts.push(n);
[INFO] [stderr] 370 |         names.insert(n.name());
[INFO] [stderr] 371 |     }
[INFO] [stderr] 372 | }
[INFO] [stderr]     |
[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/lib.rs:400:13
[INFO] [stderr]     |
[INFO] [stderr] 400 | /             match *ecap {
[INFO] [stderr] 401 | |                 ICap::Num(CapName::U(ref n), _) => {
[INFO] [stderr] 402 | |                     if !names.contains(n.name()) {
[INFO] [stderr] 403 | |                         exts.push(n);
[INFO] [stderr] ...   |
[INFO] [stderr] 407 | |                 _ => (),
[INFO] [stderr] 408 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[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] 400 |             if let ICap::Num(CapName::U(ref n), _) = *ecap {
[INFO] [stderr] 401 |     if !names.contains(n.name()) {
[INFO] [stderr] 402 |         exts.push(n);
[INFO] [stderr] 403 |         names.insert(n.name());
[INFO] [stderr] 404 |     }
[INFO] [stderr] 405 | }
[INFO] [stderr]     |
[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/lib.rs:433:13
[INFO] [stderr]     |
[INFO] [stderr] 433 | /             match *ecap {
[INFO] [stderr] 434 | |                 ICap::Str(CapName::U(ref n), _) => {
[INFO] [stderr] 435 | |                     if !names.contains(n.name()) {
[INFO] [stderr] 436 | |                         exts.push(n);
[INFO] [stderr] ...   |
[INFO] [stderr] 440 | |                 _ => (),
[INFO] [stderr] 441 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[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] 433 |             if let ICap::Str(CapName::U(ref n), _) = *ecap {
[INFO] [stderr] 434 |     if !names.contains(n.name()) {
[INFO] [stderr] 435 |         exts.push(n);
[INFO] [stderr] 436 |         names.insert(n.name());
[INFO] [stderr] 437 |     }
[INFO] [stderr] 438 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:683:14
[INFO] [stderr]     |
[INFO] [stderr] 683 |               .unwrap_or(
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 684 | |                 desc![
[INFO] [stderr] 685 | |                     "dumb", "80-column dumb tty",
[INFO] [stderr] 686 | |                     cap::am => true,
[INFO] [stderr] ...   |
[INFO] [stderr] 692 | |                 ]
[INFO] [stderr] 693 | |             )
[INFO] [stderr]     | |_____________^
[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] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 683 |             .unwrap_or_else(|| desc![
[INFO] [stderr] 684 |                     "dumb", "80-column dumb tty",
[INFO] [stderr] 685 |                     cap::am => true,
[INFO] [stderr] 686 |                     cap::cols => 80,
[INFO] [stderr] 687 |                     cap::bel => "\x07",
[INFO] [stderr] 688 |                     cap::cr => "\r",
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:589:23
[INFO] [stderr]     |
[INFO] [stderr] 589 |     pub fn short_name(&self) -> &'static str {
[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/cap/mod.rs:594:22
[INFO] [stderr]     |
[INFO] [stderr] 594 |     pub fn long_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:640:23
[INFO] [stderr]     |
[INFO] [stderr] 640 |     pub fn short_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:645:22
[INFO] [stderr]     |
[INFO] [stderr] 645 |     pub fn long_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:691:23
[INFO] [stderr]     |
[INFO] [stderr] 691 |     pub fn short_name(&self) -> &'static str {
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/cap/mod.rs:696:22
[INFO] [stderr]     |
[INFO] [stderr] 696 |     pub fn long_name(&self) -> &'static str {
[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: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]   --> src/print.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Some(&ref p) => Ok(p.clone()),
[INFO] [stderr]    |                  ^^^^^^ help: try removing the `&ref` part and just keep: `p`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_borrowed_reference)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]    --> src/print.rs:316:12
[INFO] [stderr]     |
[INFO] [stderr] 316 |         if fmt.specified() && !"cdoxXs".find(cap.peek_char()?).is_some() {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `fmt.specified() && "cdoxXs".find(cap.peek_char()?).is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/print.rs:665:33
[INFO] [stderr]     |
[INFO] [stderr] 665 |                         let d = (c - b'0') as u32;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^ help: try: `u32::from(c - b'0')`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/print.rs:708:57
[INFO] [stderr]     |
[INFO] [stderr] 708 |                             sleep(Duration::from_millis(ms as u64));
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: try: `u64::from(ms)`
[INFO] [stderr]     |
[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 boolean expression can be simplified
[INFO] [stderr]    --> src/lib.rs:302:36
[INFO] [stderr]     |
[INFO] [stderr] 302 |         Ok(buf.into_iter().map(|b| !(b == 0)).collect())
[INFO] [stderr]     |                                    ^^^^^^^^^ help: try: `b != 0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[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/lib.rs:367:13
[INFO] [stderr]     |
[INFO] [stderr] 367 | /             match *ecap {
[INFO] [stderr] 368 | |                 ICap::Bool(CapName::U(ref n), _) => {
[INFO] [stderr] 369 | |                     if !names.contains(n.name()) {
[INFO] [stderr] 370 | |                         exts.push(n);
[INFO] [stderr] ...   |
[INFO] [stderr] 374 | |                 _ => (),
[INFO] [stderr] 375 | |             }
[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] 367 |             if let ICap::Bool(CapName::U(ref n), _) = *ecap {
[INFO] [stderr] 368 |     if !names.contains(n.name()) {
[INFO] [stderr] 369 |         exts.push(n);
[INFO] [stderr] 370 |         names.insert(n.name());
[INFO] [stderr] 371 |     }
[INFO] [stderr] 372 | }
[INFO] [stderr]     |
[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/lib.rs:400:13
[INFO] [stderr]     |
[INFO] [stderr] 400 | /             match *ecap {
[INFO] [stderr] 401 | |                 ICap::Num(CapName::U(ref n), _) => {
[INFO] [stderr] 402 | |                     if !names.contains(n.name()) {
[INFO] [stderr] 403 | |                         exts.push(n);
[INFO] [stderr] ...   |
[INFO] [stderr] 407 | |                 _ => (),
[INFO] [stderr] 408 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[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] 400 |             if let ICap::Num(CapName::U(ref n), _) = *ecap {
[INFO] [stderr] 401 |     if !names.contains(n.name()) {
[INFO] [stderr] 402 |         exts.push(n);
[INFO] [stderr] 403 |         names.insert(n.name());
[INFO] [stderr] 404 |     }
[INFO] [stderr] 405 | }
[INFO] [stderr]     |
[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/lib.rs:433:13
[INFO] [stderr]     |
[INFO] [stderr] 433 | /             match *ecap {
[INFO] [stderr] 434 | |                 ICap::Str(CapName::U(ref n), _) => {
[INFO] [stderr] 435 | |                     if !names.contains(n.name()) {
[INFO] [stderr] 436 | |                         exts.push(n);
[INFO] [stderr] ...   |
[INFO] [stderr] 440 | |                 _ => (),
[INFO] [stderr] 441 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[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] 433 |             if let ICap::Str(CapName::U(ref n), _) = *ecap {
[INFO] [stderr] 434 |     if !names.contains(n.name()) {
[INFO] [stderr] 435 |         exts.push(n);
[INFO] [stderr] 436 |         names.insert(n.name());
[INFO] [stderr] 437 |     }
[INFO] [stderr] 438 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:683:14
[INFO] [stderr]     |
[INFO] [stderr] 683 |               .unwrap_or(
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 684 | |                 desc![
[INFO] [stderr] 685 | |                     "dumb", "80-column dumb tty",
[INFO] [stderr] 686 | |                     cap::am => true,
[INFO] [stderr] ...   |
[INFO] [stderr] 692 | |                 ]
[INFO] [stderr] 693 | |             )
[INFO] [stderr]     | |_____________^
[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] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 683 |             .unwrap_or_else(|| desc![
[INFO] [stderr] 684 |                     "dumb", "80-column dumb tty",
[INFO] [stderr] 685 |                     cap::am => true,
[INFO] [stderr] 686 |                     cap::cols => 80,
[INFO] [stderr] 687 |                     cap::bel => "\x07",
[INFO] [stderr] 688 |                     cap::cr => "\r",
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]  --> examples/dumpinfo.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     if names.len() > 0 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!names.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]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `"docker" "inspect" "5a4c36ae84ff4d7c33fac68dcd50ddd625f264e3390c76287303981a1c46cf5d"`
[INFO] running `"docker" "rm" "-f" "5a4c36ae84ff4d7c33fac68dcd50ddd625f264e3390c76287303981a1c46cf5d"`
[INFO] [stdout] 5a4c36ae84ff4d7c33fac68dcd50ddd625f264e3390c76287303981a1c46cf5d