[INFO] updating cached repository oddish2211/r710-fancontroller-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/oddish2211/r710-fancontroller-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/oddish2211/r710-fancontroller-rust" "work/ex/clippy-test-run/sources/stable/gh/oddish2211/r710-fancontroller-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/oddish2211/r710-fancontroller-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/oddish2211/r710-fancontroller-rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/oddish2211/r710-fancontroller-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/oddish2211/r710-fancontroller-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 154b4eb0b05227dbedc9314b73d3de268bccecf2
[INFO] sha for GitHub repo oddish2211/r710-fancontroller-rust: 154b4eb0b05227dbedc9314b73d3de268bccecf2
[INFO] validating manifest of oddish2211/r710-fancontroller-rust 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 oddish2211/r710-fancontroller-rust 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 oddish2211/r710-fancontroller-rust
[INFO] finished frobbing oddish2211/r710-fancontroller-rust
[INFO] frobbed toml for oddish2211/r710-fancontroller-rust written to work/ex/clippy-test-run/sources/stable/gh/oddish2211/r710-fancontroller-rust/Cargo.toml
[INFO] started frobbing oddish2211/r710-fancontroller-rust
[INFO] finished frobbing oddish2211/r710-fancontroller-rust
[INFO] frobbed toml for oddish2211/r710-fancontroller-rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/oddish2211/r710-fancontroller-rust/Cargo.toml
[INFO] crate oddish2211/r710-fancontroller-rust 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 oddish2211/r710-fancontroller-rust against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/oddish2211/r710-fancontroller-rust:/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] 4b16e41b4143a6cadb24fda23663ec1bffb5cd4e227859c91d4957fad57de9fc
[INFO] running `"docker" "start" "-a" "4b16e41b4143a6cadb24fda23663ec1bffb5cd4e227859c91d4957fad57de9fc"`
[INFO] [stderr]     Checking r710-fancontroller-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:54:2
[INFO] [stderr]    |
[INFO] [stderr] 54 |     return (min, max, avg);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(min, max, avg)`
[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/main.rs:54:2
[INFO] [stderr]    |
[INFO] [stderr] 54 |     return (min, max, avg);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(min, max, avg)`
[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: some ranges overlap
[INFO] [stderr]   --> src/main.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     0 ... 40 => set_fan_manual(0),
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_overlapping_arm)] on by default
[INFO] [stderr] note: overlaps with this
[INFO] [stderr]   --> src/main.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |                     40 ... 55 => set_fan_manual((measurements.1 - 40) as u8),
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_overlapping_arm
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:43:27
[INFO] [stderr]    |
[INFO] [stderr] 43 |     for line in stdout.split("\n") {
[INFO] [stderr]    |                              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: some ranges overlap
[INFO] [stderr]   --> src/main.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     0 ... 40 => set_fan_manual(0),
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_overlapping_arm)] on by default
[INFO] [stderr] note: overlaps with this
[INFO] [stderr]   --> src/main.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |                     40 ... 55 => set_fan_manual((measurements.1 - 40) as u8),
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_overlapping_arm
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:43:27
[INFO] [stderr]    |
[INFO] [stderr] 43 |     for line in stdout.split("\n") {
[INFO] [stderr]    |                              ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "4b16e41b4143a6cadb24fda23663ec1bffb5cd4e227859c91d4957fad57de9fc"`
[INFO] running `"docker" "rm" "-f" "4b16e41b4143a6cadb24fda23663ec1bffb5cd4e227859c91d4957fad57de9fc"`
[INFO] [stdout] 4b16e41b4143a6cadb24fda23663ec1bffb5cd4e227859c91d4957fad57de9fc