[INFO] cloning repository https://github.com/alihakankurt/png-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alihakankurt/png-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falihakankurt%2Fpng-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falihakankurt%2Fpng-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db66da5cd9b523f241f4142d10a8c23e11e44e1f
[INFO] linting alihakankurt/png-rs against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falihakankurt%2Fpng-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alihakankurt/png-rs
[INFO] finished tweaking git repo https://github.com/alihakankurt/png-rs
[INFO] tweaked toml for git repo https://github.com/alihakankurt/png-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alihakankurt/png-rs on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alihakankurt/png-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eae259b2cb27d7879ca17f70425cdf62542302ae8263e3188f848ac1135acd30
[INFO] running `Command { std: "docker" "start" "-a" "eae259b2cb27d7879ca17f70425cdf62542302ae8263e3188f848ac1135acd30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eae259b2cb27d7879ca17f70425cdf62542302ae8263e3188f848ac1135acd30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae259b2cb27d7879ca17f70425cdf62542302ae8263e3188f848ac1135acd30", kill_on_drop: false }`
[INFO] [stdout] eae259b2cb27d7879ca17f70425cdf62542302ae8263e3188f848ac1135acd30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d486b01aacb7904a789a0ddaf3a6229340bde9c7440da5c0654810440cfba4bb
[INFO] running `Command { std: "docker" "start" "-a" "d486b01aacb7904a789a0ddaf3a6229340bde9c7440da5c0654810440cfba4bb", kill_on_drop: false }`
[INFO] [stderr]     Checking png-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/crc32.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     return table;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 19 -     return table;
[INFO] [stdout] 19 +     table
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/crc32.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     return crc ^ 0xffffffffu32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     return crc ^ 0xffffffffu32;
[INFO] [stdout] 38 +     crc ^ 0xffffffffu32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/parser.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         return parser.collect();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 66 -         return parser.collect();
[INFO] [stdout] 66 +         parser.collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/parser.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         return Ok(());
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 76 -         return Ok(());
[INFO] [stdout] 76 +         Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 144 -         return Ok(());
[INFO] [stdout] 144 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/crc32.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     return table;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 19 -     return table;
[INFO] [stdout] 19 +     table
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 187 -         return Ok(());
[INFO] [stdout] 187 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/crc32.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     return crc ^ 0xffffffffu32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     return crc ^ 0xffffffffu32;
[INFO] [stdout] 38 +     crc ^ 0xffffffffu32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 |         if !self.palette.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.palette.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 205 -         return Ok(());
[INFO] [stdout] 205 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/parser.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |         if length % 3 != 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: replace with: `!length.is_multiple_of(3)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]     = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/parser.rs:202:51
[INFO] [stdout]     |
[INFO] [stdout] 202 |             entries: utils::to_chunked::<3, _, _>(&data, |c| (c[0], c[1], c[2])),
[INFO] [stdout]     |                                                   ^^^^^ help: change this to: `data`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:209:12
[INFO] [stdout]     |
[INFO] [stdout] 209 |         if !self.compressed_data.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.compressed_data.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 247 -         return Ok(());
[INFO] [stdout] 247 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |         if !self.trailer.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.trailer.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 261 -         return Ok(());
[INFO] [stdout] 261 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:265:12
[INFO] [stdout]     |
[INFO] [stdout] 265 |         if !self.transparency.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.transparency.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:308:9
[INFO] [stdout]     |
[INFO] [stdout] 308 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 308 -         return Ok(());
[INFO] [stdout] 308 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:312:12
[INFO] [stdout]     |
[INFO] [stdout] 312 |         if !self.gamma.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: try: `self.gamma.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 329 -         return Ok(());
[INFO] [stdout] 329 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:333:12
[INFO] [stdout]     |
[INFO] [stdout] 333 |         if !self.chromaticity.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.chromaticity.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 358 -         return Ok(());
[INFO] [stdout] 358 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/parser.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         return parser.collect();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 66 -         return parser.collect();
[INFO] [stdout] 66 +         parser.collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:362:12
[INFO] [stdout]     |
[INFO] [stdout] 362 |         if !self.standard_rgb.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.standard_rgb.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 385 -         return Ok(());
[INFO] [stdout] 385 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:389:12
[INFO] [stdout]     |
[INFO] [stdout] 389 |         if !self.icc_profile.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.icc_profile.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:420:9
[INFO] [stdout]     |
[INFO] [stdout] 420 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 420 -         return Ok(());
[INFO] [stdout] 420 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:436:9
[INFO] [stdout]     |
[INFO] [stdout] 436 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 436 -         return Ok(());
[INFO] [stdout] 436 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/parser.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         return Ok(());
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 76 -         return Ok(());
[INFO] [stdout] 76 +         Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:463:9
[INFO] [stdout]     |
[INFO] [stdout] 463 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 463 -         return Ok(());
[INFO] [stdout] 463 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:500:9
[INFO] [stdout]     |
[INFO] [stdout] 500 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 500 -         return Ok(());
[INFO] [stdout] 500 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:504:12
[INFO] [stdout]     |
[INFO] [stdout] 504 |         if !self.background.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.background.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:546:9
[INFO] [stdout]     |
[INFO] [stdout] 546 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 546 -         return Ok(());
[INFO] [stdout] 546 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 144 -         return Ok(());
[INFO] [stdout] 144 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:550:12
[INFO] [stdout]     |
[INFO] [stdout] 550 |         if !self.physical_pixel_dimension.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.physical_pixel_dimension.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:572:9
[INFO] [stdout]     |
[INFO] [stdout] 572 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 572 -         return Ok(());
[INFO] [stdout] 572 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:576:12
[INFO] [stdout]     |
[INFO] [stdout] 576 |         if !self.significant_bits.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.significant_bits.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:629:9
[INFO] [stdout]     |
[INFO] [stdout] 629 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 629 -         return Ok(());
[INFO] [stdout] 629 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:682:9
[INFO] [stdout]     |
[INFO] [stdout] 682 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 682 -         return Ok(());
[INFO] [stdout] 682 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/parser.rs:648:20
[INFO] [stdout]     |
[INFO] [stdout] 648 |                 if data.len() % 6 != 0 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: replace with: `!data.len().is_multiple_of(6)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/parser.rs:661:20
[INFO] [stdout]     |
[INFO] [stdout] 661 |                 if data.len() % 10 != 0 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^ help: replace with: `!data.len().is_multiple_of(10)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 187 -         return Ok(());
[INFO] [stdout] 187 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:686:12
[INFO] [stdout]     |
[INFO] [stdout] 686 |         if !self.palette_histogram.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.palette_histogram.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:705:9
[INFO] [stdout]     |
[INFO] [stdout] 705 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 705 -         return Ok(());
[INFO] [stdout] 705 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:709:12
[INFO] [stdout]     |
[INFO] [stdout] 709 |         if !self.last_modification.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.last_modification.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:733:9
[INFO] [stdout]     |
[INFO] [stdout] 733 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 733 -         return Ok(());
[INFO] [stdout] 733 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:737:59
[INFO] [stdout]     |
[INFO] [stdout] 737 |         if (constraint & Self::BEFORE_PLTE_CHUNK) != 0 && !self.palette.is_none() {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.palette.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:745:59
[INFO] [stdout]     |
[INFO] [stdout] 745 |         if (constraint & Self::BEFORE_IDAT_CHUNK) != 0 && !self.compressed_data.is_none() {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.compressed_data.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:749:9
[INFO] [stdout]     |
[INFO] [stdout] 749 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 749 -         return Ok(());
[INFO] [stdout] 749 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:777:9
[INFO] [stdout]     |
[INFO] [stdout] 777 | /         return Ok(PngInfo {
[INFO] [stdout] 778 | |             header,
[INFO] [stdout] 779 | |             compressed_data,
[INFO] [stdout] 780 | |             palette,
[INFO] [stdout] ...   |
[INFO] [stdout] 796 | |             unknown_chunks: self.unknown_chunks,
[INFO] [stdout] 797 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 777 ~         Ok(PngInfo {
[INFO] [stdout] 778 +             header,
[INFO] [stdout] 779 +             compressed_data,
[INFO] [stdout] 780 +             palette,
[INFO] [stdout] 781 +             trailer,
[INFO] [stdout] 782 +             transparency: self.transparency,
[INFO] [stdout] 783 +             gamma: self.gamma,
[INFO] [stdout] 784 +             chromaticity: self.chromaticity,
[INFO] [stdout] 785 +             standard_rgb: self.standard_rgb,
[INFO] [stdout] 786 +             icc_profile: self.icc_profile,
[INFO] [stdout] 787 +             textual_data: self.textual_data,
[INFO] [stdout] 788 +             compressed_textual_data: self.compressed_textual_data,
[INFO] [stdout] 789 +             international_textual_data: self.international_textual_data,
[INFO] [stdout] 790 +             background: self.background,
[INFO] [stdout] 791 +             physical_pixel_dimension: self.physical_pixel_dimension,
[INFO] [stdout] 792 +             significant_bits: self.significant_bits,
[INFO] [stdout] 793 +             suggested_palettes: self.suggested_palettes,
[INFO] [stdout] 794 +             palette_histogram: self.palette_histogram,
[INFO] [stdout] 795 +             last_modification: self.last_modification,
[INFO] [stdout] 796 +             unknown_chunks: self.unknown_chunks,
[INFO] [stdout] 797 ~         })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 |         if !self.palette.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.palette.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 205 -         return Ok(());
[INFO] [stdout] 205 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/parser.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |         if length % 3 != 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: replace with: `!length.is_multiple_of(3)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]     = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/parser.rs:202:51
[INFO] [stdout]     |
[INFO] [stdout] 202 |             entries: utils::to_chunked::<3, _, _>(&data, |c| (c[0], c[1], c[2])),
[INFO] [stdout]     |                                                   ^^^^^ help: change this to: `data`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:209:12
[INFO] [stdout]     |
[INFO] [stdout] 209 |         if !self.compressed_data.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.compressed_data.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 247 -         return Ok(());
[INFO] [stdout] 247 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |         if !self.trailer.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.trailer.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 261 -         return Ok(());
[INFO] [stdout] 261 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:265:12
[INFO] [stdout]     |
[INFO] [stdout] 265 |         if !self.transparency.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.transparency.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:308:9
[INFO] [stdout]     |
[INFO] [stdout] 308 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 308 -         return Ok(());
[INFO] [stdout] 308 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:312:12
[INFO] [stdout]     |
[INFO] [stdout] 312 |         if !self.gamma.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^ help: try: `self.gamma.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 329 -         return Ok(());
[INFO] [stdout] 329 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:333:12
[INFO] [stdout]     |
[INFO] [stdout] 333 |         if !self.chromaticity.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.chromaticity.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 358 -         return Ok(());
[INFO] [stdout] 358 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     return slice.as_chunks::<N>().0.iter().map(f).collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     return slice.as_chunks::<N>().0.iter().map(f).collect();
[INFO] [stdout] 10 +     slice.as_chunks::<N>().0.iter().map(f).collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     return u16::from_be_bytes([slice[0], slice[1]]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 16 -     return u16::from_be_bytes([slice[0], slice[1]]);
[INFO] [stdout] 16 +     u16::from_be_bytes([slice[0], slice[1]])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     return u32::from_be_bytes([slice[0], slice[1], slice[2], slice[3]]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     return u32::from_be_bytes([slice[0], slice[1], slice[2], slice[3]]);
[INFO] [stdout] 22 +     u32::from_be_bytes([slice[0], slice[1], slice[2], slice[3]])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:362:12
[INFO] [stdout]     |
[INFO] [stdout] 362 |         if !self.standard_rgb.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.standard_rgb.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 385 -         return Ok(());
[INFO] [stdout] 385 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     return to_u32(slice) as f32 / 100000.0f32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 27 -     return to_u32(slice) as f32 / 100000.0f32;
[INFO] [stdout] 27 +     to_u32(slice) as f32 / 100000.0f32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:389:12
[INFO] [stdout]     |
[INFO] [stdout] 389 |         if !self.icc_profile.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.icc_profile.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     return String::from_utf8(slice.to_vec()).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 32 -     return String::from_utf8(slice.to_vec()).unwrap();
[INFO] [stdout] 32 +     String::from_utf8(slice.to_vec()).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:420:9
[INFO] [stdout]     |
[INFO] [stdout] 420 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 420 -         return Ok(());
[INFO] [stdout] 420 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     return Ok(to_string(&slice[..terminator]));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     return Ok(to_string(&slice[..terminator]));
[INFO] [stdout] 44 +     Ok(to_string(&slice[..terminator]))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     return Ok(());
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 53 -     return Ok(());
[INFO] [stdout] 53 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:436:9
[INFO] [stdout]     |
[INFO] [stdout] 436 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 436 -         return Ok(());
[INFO] [stdout] 436 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:463:9
[INFO] [stdout]     |
[INFO] [stdout] 463 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 463 -         return Ok(());
[INFO] [stdout] 463 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:500:9
[INFO] [stdout]     |
[INFO] [stdout] 500 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 500 -         return Ok(());
[INFO] [stdout] 500 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:504:12
[INFO] [stdout]     |
[INFO] [stdout] 504 |         if !self.background.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.background.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:546:9
[INFO] [stdout]     |
[INFO] [stdout] 546 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 546 -         return Ok(());
[INFO] [stdout] 546 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:550:12
[INFO] [stdout]     |
[INFO] [stdout] 550 |         if !self.physical_pixel_dimension.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.physical_pixel_dimension.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:572:9
[INFO] [stdout]     |
[INFO] [stdout] 572 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 572 -         return Ok(());
[INFO] [stdout] 572 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:576:12
[INFO] [stdout]     |
[INFO] [stdout] 576 |         if !self.significant_bits.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.significant_bits.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:629:9
[INFO] [stdout]     |
[INFO] [stdout] 629 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 629 -         return Ok(());
[INFO] [stdout] 629 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:682:9
[INFO] [stdout]     |
[INFO] [stdout] 682 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 682 -         return Ok(());
[INFO] [stdout] 682 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/parser.rs:648:20
[INFO] [stdout]     |
[INFO] [stdout] 648 |                 if data.len() % 6 != 0 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: replace with: `!data.len().is_multiple_of(6)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]    --> src/parser.rs:661:20
[INFO] [stdout]     |
[INFO] [stdout] 661 |                 if data.len() % 10 != 0 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^ help: replace with: `!data.len().is_multiple_of(10)`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:686:12
[INFO] [stdout]     |
[INFO] [stdout] 686 |         if !self.palette_histogram.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.palette_histogram.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:705:9
[INFO] [stdout]     |
[INFO] [stdout] 705 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 705 -         return Ok(());
[INFO] [stdout] 705 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:709:12
[INFO] [stdout]     |
[INFO] [stdout] 709 |         if !self.last_modification.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.last_modification.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:733:9
[INFO] [stdout]     |
[INFO] [stdout] 733 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 733 -         return Ok(());
[INFO] [stdout] 733 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:737:59
[INFO] [stdout]     |
[INFO] [stdout] 737 |         if (constraint & Self::BEFORE_PLTE_CHUNK) != 0 && !self.palette.is_none() {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.palette.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/parser.rs:745:59
[INFO] [stdout]     |
[INFO] [stdout] 745 |         if (constraint & Self::BEFORE_IDAT_CHUNK) != 0 && !self.compressed_data.is_none() {
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.compressed_data.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:749:9
[INFO] [stdout]     |
[INFO] [stdout] 749 |         return Ok(());
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 749 -         return Ok(());
[INFO] [stdout] 749 +         Ok(())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/parser.rs:777:9
[INFO] [stdout]     |
[INFO] [stdout] 777 | /         return Ok(PngInfo {
[INFO] [stdout] 778 | |             header,
[INFO] [stdout] 779 | |             compressed_data,
[INFO] [stdout] 780 | |             palette,
[INFO] [stdout] ...   |
[INFO] [stdout] 796 | |             unknown_chunks: self.unknown_chunks,
[INFO] [stdout] 797 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 777 ~         Ok(PngInfo {
[INFO] [stdout] 778 +             header,
[INFO] [stdout] 779 +             compressed_data,
[INFO] [stdout] 780 +             palette,
[INFO] [stdout] 781 +             trailer,
[INFO] [stdout] 782 +             transparency: self.transparency,
[INFO] [stdout] 783 +             gamma: self.gamma,
[INFO] [stdout] 784 +             chromaticity: self.chromaticity,
[INFO] [stdout] 785 +             standard_rgb: self.standard_rgb,
[INFO] [stdout] 786 +             icc_profile: self.icc_profile,
[INFO] [stdout] 787 +             textual_data: self.textual_data,
[INFO] [stdout] 788 +             compressed_textual_data: self.compressed_textual_data,
[INFO] [stdout] 789 +             international_textual_data: self.international_textual_data,
[INFO] [stdout] 790 +             background: self.background,
[INFO] [stdout] 791 +             physical_pixel_dimension: self.physical_pixel_dimension,
[INFO] [stdout] 792 +             significant_bits: self.significant_bits,
[INFO] [stdout] 793 +             suggested_palettes: self.suggested_palettes,
[INFO] [stdout] 794 +             palette_histogram: self.palette_histogram,
[INFO] [stdout] 795 +             last_modification: self.last_modification,
[INFO] [stdout] 796 +             unknown_chunks: self.unknown_chunks,
[INFO] [stdout] 797 ~         })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     return slice.as_chunks::<N>().0.iter().map(f).collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     return slice.as_chunks::<N>().0.iter().map(f).collect();
[INFO] [stdout] 10 +     slice.as_chunks::<N>().0.iter().map(f).collect()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     return u16::from_be_bytes([slice[0], slice[1]]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 16 -     return u16::from_be_bytes([slice[0], slice[1]]);
[INFO] [stdout] 16 +     u16::from_be_bytes([slice[0], slice[1]])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     return u32::from_be_bytes([slice[0], slice[1], slice[2], slice[3]]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     return u32::from_be_bytes([slice[0], slice[1], slice[2], slice[3]]);
[INFO] [stdout] 22 +     u32::from_be_bytes([slice[0], slice[1], slice[2], slice[3]])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     return to_u32(slice) as f32 / 100000.0f32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 27 -     return to_u32(slice) as f32 / 100000.0f32;
[INFO] [stdout] 27 +     to_u32(slice) as f32 / 100000.0f32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     return String::from_utf8(slice.to_vec()).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 32 -     return String::from_utf8(slice.to_vec()).unwrap();
[INFO] [stdout] 32 +     String::from_utf8(slice.to_vec()).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     return Ok(to_string(&slice[..terminator]));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     return Ok(to_string(&slice[..terminator]));
[INFO] [stdout] 44 +     Ok(to_string(&slice[..terminator]))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/utils.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     return Ok(());
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 53 -     return Ok(());
[INFO] [stdout] 53 +     Ok(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     return match Parser::parse(&mut file) {
[INFO] [stdout] 22 | |         Ok(info) => {
[INFO] [stdout] 23 | |             println!("{:#?}", info);
[INFO] [stdout] 24 | |             ExitCode::SUCCESS
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 21 ~     match Parser::parse(&mut file) {
[INFO] [stdout] 22 +         Ok(info) => {
[INFO] [stdout] 23 +             println!("{:#?}", info);
[INFO] [stdout] 24 +             ExitCode::SUCCESS
[INFO] [stdout] 25 +         }
[INFO] [stdout] 26 +         Err(ref e) => {
[INFO] [stdout] 27 +             println!("Parser Error: {}", e);
[INFO] [stdout] 28 +             ExitCode::FAILURE
[INFO] [stdout] 29 +         }
[INFO] [stdout] 30 ~     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     return match Parser::parse(&mut file) {
[INFO] [stdout] 22 | |         Ok(info) => {
[INFO] [stdout] 23 | |             println!("{:#?}", info);
[INFO] [stdout] 24 | |             ExitCode::SUCCESS
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 21 ~     match Parser::parse(&mut file) {
[INFO] [stdout] 22 +         Ok(info) => {
[INFO] [stdout] 23 +             println!("{:#?}", info);
[INFO] [stdout] 24 +             ExitCode::SUCCESS
[INFO] [stdout] 25 +         }
[INFO] [stdout] 26 +         Err(ref e) => {
[INFO] [stdout] 27 +             println!("Parser Error: {}", e);
[INFO] [stdout] 28 +             ExitCode::FAILURE
[INFO] [stdout] 29 +         }
[INFO] [stdout] 30 ~     }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "d486b01aacb7904a789a0ddaf3a6229340bde9c7440da5c0654810440cfba4bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d486b01aacb7904a789a0ddaf3a6229340bde9c7440da5c0654810440cfba4bb", kill_on_drop: false }`
[INFO] [stdout] d486b01aacb7904a789a0ddaf3a6229340bde9c7440da5c0654810440cfba4bb