[INFO] fetching crate simple_image_interface 0.1.7... [INFO] linting simple_image_interface-0.1.7 against nightly for clippy-nonminimal_bool-denied [INFO] extracting crate simple_image_interface 0.1.7 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate simple_image_interface 0.1.7 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate simple_image_interface 0.1.7 [INFO] tweaked toml for crates.io crate simple_image_interface 0.1.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate simple_image_interface 0.1.7 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 crates.io crate simple_image_interface 0.1.7 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] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"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] b75a2a1414b915bab554d656c582855bbc0fea0d9b470d44d77b60c6e6a3cd98 [INFO] running `Command { std: "docker" "start" "-a" "b75a2a1414b915bab554d656c582855bbc0fea0d9b470d44d77b60c6e6a3cd98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b75a2a1414b915bab554d656c582855bbc0fea0d9b470d44d77b60c6e6a3cd98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b75a2a1414b915bab554d656c582855bbc0fea0d9b470d44d77b60c6e6a3cd98", kill_on_drop: false }` [INFO] [stdout] b75a2a1414b915bab554d656c582855bbc0fea0d9b470d44d77b60c6e6a3cd98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4c41178ef51c3fec87578e6dbfbfc6ba302b18f1215bb2e5222e9a2a36f2428b [INFO] running `Command { std: "docker" "start" "-a" "4c41178ef51c3fec87578e6dbfbfc6ba302b18f1215bb2e5222e9a2a36f2428b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling clang-sys v1.7.0 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Checking memoffset v0.6.5 [INFO] [stderr] Compiling libloading v0.8.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling bumpalo v3.10.0 [INFO] [stderr] Compiling bindgen v0.70.1 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] 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this to: `frame[..]` [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: called `unwrap` on `stream_and_packet_iter` after checking its variant with `is_some` [INFO] [stdout] --> src/interface/video.rs:57:40 [INFO] [stdout] | [INFO] [stdout] 56 | if stream_and_packet_iter.is_some() { [INFO] [stdout] | ----------------------------------- help: try: `if let Some() = stream_and_packet_iter` [INFO] [stdout] 57 | let (stream, packet) = stream_and_packet_iter.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap [INFO] [stdout] = note: `#[warn(clippy::unnecessary_unwrap)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/interface/video.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | return None; [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] 80 - return None; [INFO] [stdout] 80 + None [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this expression borrows a value the compiler would automatically borrow [INFO] [stdout] --> src/interface/camera.rs:40:64 [INFO] [stdout] | [INFO] [stdout] 40 | image::RgbImage::from_vec(self.width, self.height, (&frame[..]).to_vec()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ help: change this to: `frame[..]` [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: called `unwrap` on `stream_and_packet_iter` after checking its variant with `is_some` [INFO] [stdout] --> src/interface/video.rs:57:40 [INFO] [stdout] | [INFO] [stdout] 56 | if stream_and_packet_iter.is_some() { [INFO] [stdout] | ----------------------------------- help: try: `if let Some() = stream_and_packet_iter` [INFO] [stdout] 57 | let (stream, packet) = stream_and_packet_iter.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap [INFO] [stdout] = note: `#[warn(clippy::unnecessary_unwrap)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/interface/video.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | return None; [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] 80 - return None; [INFO] [stdout] 80 + None [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> tests/tests.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | assert!(!input_image.is_none(), "invalid frame is reading"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: try: `input_image.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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.24s [INFO] running `Command { std: "docker" "inspect" "4c41178ef51c3fec87578e6dbfbfc6ba302b18f1215bb2e5222e9a2a36f2428b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c41178ef51c3fec87578e6dbfbfc6ba302b18f1215bb2e5222e9a2a36f2428b", kill_on_drop: false }` [INFO] [stdout] 4c41178ef51c3fec87578e6dbfbfc6ba302b18f1215bb2e5222e9a2a36f2428b