[INFO] updating cached repository CleverCloud/wemos-ws-led-backend-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/CleverCloud/wemos-ws-led-backend-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/CleverCloud/wemos-ws-led-backend-rs" "work/ex/clippy-test-run/sources/stable/gh/CleverCloud/wemos-ws-led-backend-rs"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/CleverCloud/wemos-ws-led-backend-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/CleverCloud/wemos-ws-led-backend-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/CleverCloud/wemos-ws-led-backend-rs"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/CleverCloud/wemos-ws-led-backend-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2615b29879fa3b207fd438012ed7b5981c9bbba9 [INFO] sha for GitHub repo CleverCloud/wemos-ws-led-backend-rs: 2615b29879fa3b207fd438012ed7b5981c9bbba9 [INFO] validating manifest of CleverCloud/wemos-ws-led-backend-rs 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 CleverCloud/wemos-ws-led-backend-rs 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 CleverCloud/wemos-ws-led-backend-rs [INFO] finished frobbing CleverCloud/wemos-ws-led-backend-rs [INFO] frobbed toml for CleverCloud/wemos-ws-led-backend-rs written to work/ex/clippy-test-run/sources/stable/gh/CleverCloud/wemos-ws-led-backend-rs/Cargo.toml [INFO] started frobbing CleverCloud/wemos-ws-led-backend-rs [INFO] finished frobbing CleverCloud/wemos-ws-led-backend-rs [INFO] frobbed toml for CleverCloud/wemos-ws-led-backend-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/CleverCloud/wemos-ws-led-backend-rs/Cargo.toml [INFO] crate CleverCloud/wemos-ws-led-backend-rs 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 CleverCloud/wemos-ws-led-backend-rs 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/CleverCloud/wemos-ws-led-backend-rs:/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] 2d9b62f1f03e0c8a977d5d7a08c33758db617a791e5769758efa8e95b05511c8 [INFO] running `"docker" "start" "-a" "2d9b62f1f03e0c8a977d5d7a08c33758db617a791e5769758efa8e95b05511c8"` [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Checking ws v0.7.6 [INFO] [stderr] Checking wemos-ws-led-backend-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: Constants have by default a `'static` lifetime [INFO] [stderr] --> src/main.rs:10:14 [INFO] [stderr] | [INFO] [stderr] 10 | const ADDR: &'static str = "0.0.0.0:8080"; [INFO] [stderr] | -^^^^^^^---- help: consider removing `'static`: `&str` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::const_static_lifetime)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime [INFO] [stderr] [INFO] [stderr] warning: Constants have by default a `'static` lifetime [INFO] [stderr] --> src/main.rs:10:14 [INFO] [stderr] | [INFO] [stderr] 10 | const ADDR: &'static str = "0.0.0.0:8080"; [INFO] [stderr] | -^^^^^^^---- help: consider removing `'static`: `&str` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::const_static_lifetime)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime [INFO] [stderr] [INFO] [stderr] warning: redundant closure found [INFO] [stderr] --> src/main.rs:89:18 [INFO] [stderr] | [INFO] [stderr] 89 | listen(ADDR, |out| Server::new(out)).unwrap() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Server::new` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_closure)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure [INFO] [stderr] [INFO] [stderr] warning: redundant closure found [INFO] [stderr] --> src/main.rs:89:18 [INFO] [stderr] | [INFO] [stderr] 89 | listen(ADDR, |out| Server::new(out)).unwrap() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Server::new` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_closure)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.56s [INFO] running `"docker" "inspect" "2d9b62f1f03e0c8a977d5d7a08c33758db617a791e5769758efa8e95b05511c8"` [INFO] running `"docker" "rm" "-f" "2d9b62f1f03e0c8a977d5d7a08c33758db617a791e5769758efa8e95b05511c8"` [INFO] [stdout] 2d9b62f1f03e0c8a977d5d7a08c33758db617a791e5769758efa8e95b05511c8