[INFO] updating cached repository ha-shine/rustagram
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ha-shine/rustagram
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ha-shine/rustagram" "work/ex/clippy-test-run/sources/stable/gh/ha-shine/rustagram"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ha-shine/rustagram'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ha-shine/rustagram" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ha-shine/rustagram"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ha-shine/rustagram'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 37d54cbb1f2ca26f8b1c4e1e3e6c226ae0241297
[INFO] sha for GitHub repo ha-shine/rustagram: 37d54cbb1f2ca26f8b1c4e1e3e6c226ae0241297
[INFO] validating manifest of ha-shine/rustagram 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 ha-shine/rustagram 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 ha-shine/rustagram
[INFO] finished frobbing ha-shine/rustagram
[INFO] frobbed toml for ha-shine/rustagram written to work/ex/clippy-test-run/sources/stable/gh/ha-shine/rustagram/Cargo.toml
[INFO] started frobbing ha-shine/rustagram
[INFO] finished frobbing ha-shine/rustagram
[INFO] frobbed toml for ha-shine/rustagram written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ha-shine/rustagram/Cargo.toml
[INFO] crate ha-shine/rustagram has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting ha-shine/rustagram against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/ha-shine/rustagram:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4061bb0bce5717637f80d9cfaeb4ed6944e5d8cc74eebd7c209846c8d26558f0
[INFO] running `"docker" "start" "-a" "4061bb0bce5717637f80d9cfaeb4ed6944e5d8cc74eebd7c209846c8d26558f0"`
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking rayon v1.0.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking rustagram v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/filters.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     out
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/filters.rs:74:15
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let out = rustaops::blend_screen(&saturated, &foreground);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/filters.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     out
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/filters.rs:83:15
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let out = rustaops::restore_transparency(&brightened);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/filters.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     out
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/filters.rs:92:15
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let out = rustaops::blend_lighten(&foreground, &contrasted);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:102:15
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let out = rustaops::blend_overlay(&foreground, &background);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:111:15
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let out = rustaops::blend_overlay(&foreground, &saturated);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:121:15
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let out = rustaops::restore_transparency(&out);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:130:15
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let out = rustaops::blend_soft_light(&foreground, &background);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:141:15
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let out = rustaops::restore_transparency(&blended);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:158:15
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let out = rustaops::blend_overlay(&foreground, &color_dodged);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:168:15
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let out = rustaops::blend_darken(&foreground, &color_dodged);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:175:5
[INFO] [stderr]     |
[INFO] [stderr] 175 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:174:15
[INFO] [stderr]     |
[INFO] [stderr] 174 |     let out = imageops::contrast(&saturated, 50.0);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:182:15
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let out = rustaops::saturate(&contrasted, 50.0);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:191:15
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let out = rustaops::blend_overlay(&foreground, &saturated);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:216:15
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let out = rustaops::blend_lighten(&foreground, &darkened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:228:5
[INFO] [stderr]     |
[INFO] [stderr] 228 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:227:15
[INFO] [stderr]     |
[INFO] [stderr] 227 |     let out = rustaops::over(&foreground, &saturated);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:241:15
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let out = rustaops::over(&overlaid, img);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 253 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:252:15
[INFO] [stderr]     |
[INFO] [stderr] 252 |     let out = rustaops::blend_soft_light(&foreground, &lightened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:262:15
[INFO] [stderr]     |
[INFO] [stderr] 262 |     let out = rustaops::blend_soft_light(&foreground, &brightened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:272:5
[INFO] [stderr]     |
[INFO] [stderr] 272 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:271:15
[INFO] [stderr]     |
[INFO] [stderr] 271 |     let out = rustaops::blend_screen(&foreground, &brightened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:281:15
[INFO] [stderr]     |
[INFO] [stderr] 281 |     let out = rustaops::blend_exclusion(&foreground, &sepia);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:292:15
[INFO] [stderr]     |
[INFO] [stderr] 292 |     let out = rustaops::blend_screen(&foreground, &sepia);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/rustaops/blend.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     rhs
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/rustaops/blend.rs:87:15
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let rhs = x1.wrapping_add(x2);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:308:5
[INFO] [stderr]     |
[INFO] [stderr] 308 |     return [hue, lumination, saturation]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `[hue, lumination, saturation]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:365:9
[INFO] [stderr]     |
[INFO] [stderr] 365 |         return m1 + (m2 - m1) * hue * 6.0
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `m1 + (m2 - m1) * hue * 6.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:367:9
[INFO] [stderr]     |
[INFO] [stderr] 367 |         return m2
[INFO] [stderr]     |         ^^^^^^^^^ help: remove `return` as shown: `m2`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:369:9
[INFO] [stderr]     |
[INFO] [stderr] 369 |         return m1 + (m2 - m1) * ((2.0/3.0) - hue) * 6.0
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `m1 + (m2 - m1) * ((2.0/3.0) - hue) * 6.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         return m1
[INFO] [stderr]     |         ^^^^^^^^^ help: remove `return` as shown: `m1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/filters.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     out
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/filters.rs:74:15
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let out = rustaops::blend_screen(&saturated, &foreground);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/filters.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     out
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/filters.rs:83:15
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let out = rustaops::restore_transparency(&brightened);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/filters.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     out
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/filters.rs:92:15
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let out = rustaops::blend_lighten(&foreground, &contrasted);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:102:15
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let out = rustaops::blend_overlay(&foreground, &background);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:111:15
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let out = rustaops::blend_overlay(&foreground, &saturated);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:121:15
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let out = rustaops::restore_transparency(&out);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:130:15
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let out = rustaops::blend_soft_light(&foreground, &background);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:141:15
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let out = rustaops::restore_transparency(&blended);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:158:15
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let out = rustaops::blend_overlay(&foreground, &color_dodged);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:168:15
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let out = rustaops::blend_darken(&foreground, &color_dodged);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:175:5
[INFO] [stderr]     |
[INFO] [stderr] 175 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:174:15
[INFO] [stderr]     |
[INFO] [stderr] 174 |     let out = imageops::contrast(&saturated, 50.0);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:182:15
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let out = rustaops::saturate(&contrasted, 50.0);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:191:15
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let out = rustaops::blend_overlay(&foreground, &saturated);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:216:15
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let out = rustaops::blend_lighten(&foreground, &darkened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:228:5
[INFO] [stderr]     |
[INFO] [stderr] 228 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:227:15
[INFO] [stderr]     |
[INFO] [stderr] 227 |     let out = rustaops::over(&foreground, &saturated);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:241:15
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let out = rustaops::over(&overlaid, img);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 253 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:252:15
[INFO] [stderr]     |
[INFO] [stderr] 252 |     let out = rustaops::blend_soft_light(&foreground, &lightened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:262:15
[INFO] [stderr]     |
[INFO] [stderr] 262 |     let out = rustaops::blend_soft_light(&foreground, &brightened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:272:5
[INFO] [stderr]     |
[INFO] [stderr] 272 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:271:15
[INFO] [stderr]     |
[INFO] [stderr] 271 |     let out = rustaops::blend_screen(&foreground, &brightened);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:281:15
[INFO] [stderr]     |
[INFO] [stderr] 281 |     let out = rustaops::blend_exclusion(&foreground, &sepia);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/filters.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     out
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/filters.rs:292:15
[INFO] [stderr]     |
[INFO] [stderr] 292 |     let out = rustaops::blend_screen(&foreground, &sepia);
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]   --> src/rustaops/blend.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     rhs
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]   --> src/rustaops/blend.rs:87:15
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let rhs = x1.wrapping_add(x2);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:308:5
[INFO] [stderr]     |
[INFO] [stderr] 308 |     return [hue, lumination, saturation]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `[hue, lumination, saturation]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:365:9
[INFO] [stderr]     |
[INFO] [stderr] 365 |         return m1 + (m2 - m1) * hue * 6.0
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `m1 + (m2 - m1) * hue * 6.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:367:9
[INFO] [stderr]     |
[INFO] [stderr] 367 |         return m2
[INFO] [stderr]     |         ^^^^^^^^^ help: remove `return` as shown: `m2`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:369:9
[INFO] [stderr]     |
[INFO] [stderr] 369 |         return m1 + (m2 - m1) * ((2.0/3.0) - hue) * 6.0
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `m1 + (m2 - m1) * ((2.0/3.0) - hue) * 6.0`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/rustaops/mod.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         return m1
[INFO] [stderr]     |         ^^^^^^^^^ help: remove `return` as shown: `m1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]  --> src/rustaops/blend.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn compute_final_alpha(fg: &[u8; 4], bg: &[u8; 4]) -> u8 {
[INFO] [stderr]   |                                ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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/rustaops/blend.rs:4:46
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn compute_final_alpha(fg: &[u8; 4], bg: &[u8; 4]) -> u8 {
[INFO] [stderr]   |                                              ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]  --> src/rustaops/blend.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let fg_alpha = fg[3] as f32 / 255.0;
[INFO] [stderr]   |                    ^^^^^^^^^^^^ help: try: `f32::from(fg[3])`
[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 u8 to f32 may become silently lossy if types change
[INFO] [stderr]  --> src/rustaops/blend.rs:6:20
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let bg_alpha = bg[3] as f32 / 255.0;
[INFO] [stderr]   |                    ^^^^^^^^^^^^ help: try: `f32::from(bg[3])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let x1: u16 = x1 as u16;
[INFO] [stderr]    |                   ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let x2: u16 = x2 as u16;
[INFO] [stderr]    |                   ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:30:14
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let x1 = x1 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:31:14
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let x2 = x2 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let x1 = x1 as u16;
[INFO] [stderr]    |                  ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let x2 = x2 as u16;
[INFO] [stderr]    |                  ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:54:14
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let x1 = x1 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:55:14
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let x2 = x2 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:74:23
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let x1: u16 = x1 as u16;
[INFO] [stderr]    |                       ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:75:23
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let x2: u16 = x2 as u16;
[INFO] [stderr]    |                       ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:98:14
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let x1 = x1 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:99:14
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let x2 = x2 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:109:14
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let f2 = x2 as f32;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `f32::from(x2)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:110:19
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let shifted = (x1>>1) as f32;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^ help: try: `f32::from(x1>>1)`
[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: casting u8 to i16 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:152:14
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let x1 = x1 as i16;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `i16::from(x1)`
[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: casting u8 to i16 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:153:14
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let x2 = x2 as i16;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `i16::from(x2)`
[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: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:159:14
[INFO] [stderr]     |
[INFO] [stderr] 159 |     let x1 = x1 as u32;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `u32::from(x1)`
[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: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:160:14
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let x2 = x2 as u32;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `u32::from(x2)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let max: f32 =  max as f32;
[INFO] [stderr]    |                     ^^^^^^^^^^ help: try: `f32::from(max)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 let c: f32 = b as f32;
[INFO] [stderr]    |                              ^^^^^^^^ help: try: `f32::from(b)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let mut r = channels[0] as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(channels[0])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:44:21
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let mut g = channels[1] as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(channels[1])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut b = channels[2] as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(channels[2])`
[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: manual implementation of an assign operation
[INFO] [stderr]   --> src/rustaops/mod.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         r = r + (depth * 2);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `r += (depth * 2)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/rustaops/mod.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         g = g + depth;
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: replace it with: `g += depth`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let f = b as f32;
[INFO] [stderr]    |                 ^^^^^^^^ help: try: `f32::from(b)`
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/rustaops/mod.rs:74:62
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub fn fill_with_channels(width: u32, height: u32, channels: &[u8; 4]) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stderr]    |                                                              ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let a = channels[3] as f32;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[3])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:77:14
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let r = ((channels[0] as f32) * a / 255.0) as u8;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[0])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let g = ((channels[1] as f32) * a / 255.0) as u8;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[1])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:79:14
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let b = ((channels[2] as f32) * a / 255.0) as u8;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[2])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:120:24
[INFO] [stderr]     |
[INFO] [stderr] 120 |             let fg_c = fg_data[i] as f32 / 255.0;
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^ help: try: `f32::from(fg_data[i])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:121:24
[INFO] [stderr]     |
[INFO] [stderr] 121 |             let bg_c = bg_data[i] as f32 / 255.0;
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^ help: try: `f32::from(bg_data[i])`
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/rustaops/mod.rs:272:21
[INFO] [stderr]     |
[INFO] [stderr] 272 | fn rgb_to_hls(rgba: &[u8; 4]) -> [f32; 3] {
[INFO] [stderr]     |                     ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |     let r = rgba[0] as f32 / 255.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: try: `f32::from(rgba[0])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:274:13
[INFO] [stderr]     |
[INFO] [stderr] 274 |     let g = rgba[1] as f32 / 255.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: try: `f32::from(rgba[1])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:275:13
[INFO] [stderr]     |
[INFO] [stderr] 275 |     let b = rgba[2] as f32 / 255.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: try: `f32::from(rgba[2])`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/rustaops/mod.rs:284:8
[INFO] [stderr]     |
[INFO] [stderr] 284 |     if max == min {
[INFO] [stderr]     |        ^^^^^^^^^^ help: consider comparing them within some error: `(max - min).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/rustaops/mod.rs:284:8
[INFO] [stderr]     |
[INFO] [stderr] 284 |     if max == min {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/rustaops/mod.rs:295:8
[INFO] [stderr]     |
[INFO] [stderr] 295 |     if r == max {
[INFO] [stderr]     |        ^^^^^^^^ help: consider comparing them within some error: `(r - max).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/rustaops/mod.rs:295:8
[INFO] [stderr]     |
[INFO] [stderr] 295 |     if r == max {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/rustaops/mod.rs:297:15
[INFO] [stderr]     |
[INFO] [stderr] 297 |     } else if g == max {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(g - max).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/rustaops/mod.rs:297:15
[INFO] [stderr]     |
[INFO] [stderr] 297 |     } else if g == max {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lib.rs:8:59
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn validate_filter_type(filter: &str, filter_strings: &Vec<&str>, filter_types: &Vec<FilterType>) -> Result<FilterType, &'static str> {
[INFO] [stderr]   |                                                           ^^^^^^^^^^ help: change this to: `&[&str]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lib.rs:8:85
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn validate_filter_type(filter: &str, filter_strings: &Vec<&str>, filter_types: &Vec<FilterType>) -> Result<FilterType, &'static str> {
[INFO] [stderr]   |                                                                                     ^^^^^^^^^^^^^^^^ help: change this to: `&[FilterType]`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rustagram`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]  --> src/rustaops/blend.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn compute_final_alpha(fg: &[u8; 4], bg: &[u8; 4]) -> u8 {
[INFO] [stderr]   |                                ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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/rustaops/blend.rs:4:46
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn compute_final_alpha(fg: &[u8; 4], bg: &[u8; 4]) -> u8 {
[INFO] [stderr]   |                                              ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]  --> src/rustaops/blend.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let fg_alpha = fg[3] as f32 / 255.0;
[INFO] [stderr]   |                    ^^^^^^^^^^^^ help: try: `f32::from(fg[3])`
[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 u8 to f32 may become silently lossy if types change
[INFO] [stderr]  --> src/rustaops/blend.rs:6:20
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let bg_alpha = bg[3] as f32 / 255.0;
[INFO] [stderr]   |                    ^^^^^^^^^^^^ help: try: `f32::from(bg[3])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let x1: u16 = x1 as u16;
[INFO] [stderr]    |                   ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let x2: u16 = x2 as u16;
[INFO] [stderr]    |                   ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:30:14
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let x1 = x1 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:31:14
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let x2 = x2 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let x1 = x1 as u16;
[INFO] [stderr]    |                  ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let x2 = x2 as u16;
[INFO] [stderr]    |                  ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:54:14
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let x1 = x1 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:55:14
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let x2 = x2 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:74:23
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let x1: u16 = x1 as u16;
[INFO] [stderr]    |                       ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:75:23
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let x2: u16 = x2 as u16;
[INFO] [stderr]    |                       ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:98:14
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let x1 = x1 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/blend.rs:99:14
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let x2 = x2 as u16;
[INFO] [stderr]    |              ^^^^^^^^^ help: try: `u16::from(x2)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:109:14
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let f2 = x2 as f32;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `f32::from(x2)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:110:19
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let shifted = (x1>>1) as f32;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^ help: try: `f32::from(x1>>1)`
[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: casting u8 to i16 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:152:14
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let x1 = x1 as i16;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `i16::from(x1)`
[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: casting u8 to i16 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:153:14
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let x2 = x2 as i16;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `i16::from(x2)`
[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: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:159:14
[INFO] [stderr]     |
[INFO] [stderr] 159 |     let x1 = x1 as u32;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `u32::from(x1)`
[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: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/blend.rs:160:14
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let x2 = x2 as u32;
[INFO] [stderr]     |              ^^^^^^^^^ help: try: `u32::from(x2)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:15:21
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let max: f32 =  max as f32;
[INFO] [stderr]    |                     ^^^^^^^^^^ help: try: `f32::from(max)`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 let c: f32 = b as f32;
[INFO] [stderr]    |                              ^^^^^^^^ help: try: `f32::from(b)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let mut r = channels[0] as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(channels[0])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:44:21
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let mut g = channels[1] as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(channels[1])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut b = channels[2] as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(channels[2])`
[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: manual implementation of an assign operation
[INFO] [stderr]   --> src/rustaops/mod.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         r = r + (depth * 2);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^ help: replace it with: `r += (depth * 2)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/rustaops/mod.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         g = g + depth;
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: replace it with: `g += depth`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let f = b as f32;
[INFO] [stderr]    |                 ^^^^^^^^ help: try: `f32::from(b)`
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/rustaops/mod.rs:74:62
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub fn fill_with_channels(width: u32, height: u32, channels: &[u8; 4]) -> ImageBuffer<Rgba<u8>, Vec<u8>>
[INFO] [stderr]    |                                                              ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let a = channels[3] as f32;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[3])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:77:14
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let r = ((channels[0] as f32) * a / 255.0) as u8;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[0])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let g = ((channels[1] as f32) * a / 255.0) as u8;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[1])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]   --> src/rustaops/mod.rs:79:14
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let b = ((channels[2] as f32) * a / 255.0) as u8;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(channels[2])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:120:24
[INFO] [stderr]     |
[INFO] [stderr] 120 |             let fg_c = fg_data[i] as f32 / 255.0;
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^ help: try: `f32::from(fg_data[i])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:121:24
[INFO] [stderr]     |
[INFO] [stderr] 121 |             let bg_c = bg_data[i] as f32 / 255.0;
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^ help: try: `f32::from(bg_data[i])`
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/rustaops/mod.rs:272:21
[INFO] [stderr]     |
[INFO] [stderr] 272 | fn rgb_to_hls(rgba: &[u8; 4]) -> [f32; 3] {
[INFO] [stderr]     |                     ^^^^^^^^ help: consider passing by value instead: `[u8; 4]`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |     let r = rgba[0] as f32 / 255.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: try: `f32::from(rgba[0])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:274:13
[INFO] [stderr]     |
[INFO] [stderr] 274 |     let g = rgba[1] as f32 / 255.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: try: `f32::from(rgba[1])`
[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: casting u8 to f32 may become silently lossy if types change
[INFO] [stderr]    --> src/rustaops/mod.rs:275:13
[INFO] [stderr]     |
[INFO] [stderr] 275 |     let b = rgba[2] as f32 / 255.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: try: `f32::from(rgba[2])`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/rustaops/mod.rs:284:8
[INFO] [stderr]     |
[INFO] [stderr] 284 |     if max == min {
[INFO] [stderr]     |        ^^^^^^^^^^ help: consider comparing them within some error: `(max - min).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/rustaops/mod.rs:284:8
[INFO] [stderr]     |
[INFO] [stderr] 284 |     if max == min {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/rustaops/mod.rs:295:8
[INFO] [stderr]     |
[INFO] [stderr] 295 |     if r == max {
[INFO] [stderr]     |        ^^^^^^^^ help: consider comparing them within some error: `(r - max).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/rustaops/mod.rs:295:8
[INFO] [stderr]     |
[INFO] [stderr] 295 |     if r == max {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/rustaops/mod.rs:297:15
[INFO] [stderr]     |
[INFO] [stderr] 297 |     } else if g == max {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(g - max).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/rustaops/mod.rs:297:15
[INFO] [stderr]     |
[INFO] [stderr] 297 |     } else if g == max {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lib.rs:8:59
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn validate_filter_type(filter: &str, filter_strings: &Vec<&str>, filter_types: &Vec<FilterType>) -> Result<FilterType, &'static str> {
[INFO] [stderr]   |                                                           ^^^^^^^^^^ help: change this to: `&[&str]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lib.rs:8:85
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn validate_filter_type(filter: &str, filter_strings: &Vec<&str>, filter_types: &Vec<FilterType>) -> Result<FilterType, &'static str> {
[INFO] [stderr]   |                                                                                     ^^^^^^^^^^^^^^^^ help: change this to: `&[FilterType]`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rustagram`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4061bb0bce5717637f80d9cfaeb4ed6944e5d8cc74eebd7c209846c8d26558f0"`
[INFO] running `"docker" "rm" "-f" "4061bb0bce5717637f80d9cfaeb4ed6944e5d8cc74eebd7c209846c8d26558f0"`
[INFO] [stdout] 4061bb0bce5717637f80d9cfaeb4ed6944e5d8cc74eebd7c209846c8d26558f0