[INFO] crate ticker 0.1.1 is already in cache
[INFO] extracting crate ticker 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/ticker/0.1.1
[INFO] extracting crate ticker 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/ticker/0.1.1
[INFO] validating manifest of ticker-0.1.1 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 ticker-0.1.1 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 ticker-0.1.1
[INFO] finished frobbing ticker-0.1.1
[INFO] frobbed toml for ticker-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/ticker/0.1.1/Cargo.toml
[INFO] started frobbing ticker-0.1.1
[INFO] finished frobbing ticker-0.1.1
[INFO] frobbed toml for ticker-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/ticker/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 ticker-0.1.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/ticker/0.1.1:/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] 6430a3cd668bca57e43dd056502091dff37ff2e0033818b35fe16076d87aae24
[INFO] running `"docker" "start" "-a" "6430a3cd668bca57e43dd056502091dff37ff2e0033818b35fe16076d87aae24"`
[INFO] [stderr] warning: unused manifest key: package.docs
[INFO] [stderr]     Checking ticker v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> src/lib.rs:50:42
[INFO] [stderr]    |
[INFO] [stderr] 50 |                                     if let Err(_) = send.send(()) {
[INFO] [stderr]    |  ___________________________________-      ^^^^^^
[INFO] [stderr] 51 | |                                       return;
[INFO] [stderr] 52 | |                                   }
[INFO] [stderr]    | |___________________________________- help: try this: `if send.send(()).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/lib.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let _ = self.ticker.recv.recv().expect("ticker channel to live");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> src/lib.rs:50:42
[INFO] [stderr]    |
[INFO] [stderr] 50 |                                     if let Err(_) = send.send(()) {
[INFO] [stderr]    |  ___________________________________-      ^^^^^^
[INFO] [stderr] 51 | |                                       return;
[INFO] [stderr] 52 | |                                   }
[INFO] [stderr]    | |___________________________________- help: try this: `if send.send(()).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/lib.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let _ = self.ticker.recv.recv().expect("ticker channel to live");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "6430a3cd668bca57e43dd056502091dff37ff2e0033818b35fe16076d87aae24"`
[INFO] running `"docker" "rm" "-f" "6430a3cd668bca57e43dd056502091dff37ff2e0033818b35fe16076d87aae24"`
[INFO] [stdout] 6430a3cd668bca57e43dd056502091dff37ff2e0033818b35fe16076d87aae24