[INFO] updating cached repository margarita-v/optimization_methods_development
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/margarita-v/optimization_methods_development
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/margarita-v/optimization_methods_development" "work/ex/clippy-test-run/sources/stable/gh/margarita-v/optimization_methods_development"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/margarita-v/optimization_methods_development'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/margarita-v/optimization_methods_development" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/margarita-v/optimization_methods_development"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/margarita-v/optimization_methods_development'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ffb3b35f434c06725c6cf4ed885b736b10bcb1b
[INFO] sha for GitHub repo margarita-v/optimization_methods_development: 1ffb3b35f434c06725c6cf4ed885b736b10bcb1b
[INFO] validating manifest of margarita-v/optimization_methods_development 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 margarita-v/optimization_methods_development 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 margarita-v/optimization_methods_development
[INFO] finished frobbing margarita-v/optimization_methods_development
[INFO] frobbed toml for margarita-v/optimization_methods_development written to work/ex/clippy-test-run/sources/stable/gh/margarita-v/optimization_methods_development/Cargo.toml
[INFO] started frobbing margarita-v/optimization_methods_development
[INFO] finished frobbing margarita-v/optimization_methods_development
[INFO] frobbed toml for margarita-v/optimization_methods_development written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/margarita-v/optimization_methods_development/Cargo.toml
[INFO] crate margarita-v/optimization_methods_development 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 margarita-v/optimization_methods_development against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/margarita-v/optimization_methods_development:/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 -Dclippy::into_iter_on_array" "-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] 290b8ac69c550847be1071391e0d960642c85a51d7277b233d093d5c649ef429
[INFO] running `"docker" "start" "-a" "290b8ac69c550847be1071391e0d960642c85a51d7277b233d093d5c649ef429"`
[INFO] [stderr]     Checking optimization_methods_development v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]  --> src/dialogs/mod.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         Ok(..) => return input,
[INFO] [stderr]   |                   ^^^^^^^^^^^^ help: remove `return` as shown: `input`
[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/dialogs/mod.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 |             return true;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[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/dialogs/mod.rs:20:20
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Err(..) => return false,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: remove `return` as shown: `false`
[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/dialogs/mod.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         Ok(..) => return input,
[INFO] [stderr]   |                   ^^^^^^^^^^^^ help: remove `return` as shown: `input`
[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/dialogs/mod.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 |             return true;
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[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/dialogs/mod.rs:20:20
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Err(..) => return false,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: remove `return` as shown: `false`
[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: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 let eps : f64 = 0.000001;
[INFO] [stderr]    |                                 ^^^^^^^^ help: consider: `0.000_001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 let eps : f64 = 0.000001;
[INFO] [stderr]    |                                 ^^^^^^^^ help: consider: `0.000_001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "290b8ac69c550847be1071391e0d960642c85a51d7277b233d093d5c649ef429"`
[INFO] running `"docker" "rm" "-f" "290b8ac69c550847be1071391e0d960642c85a51d7277b233d093d5c649ef429"`
[INFO] [stdout] 290b8ac69c550847be1071391e0d960642c85a51d7277b233d093d5c649ef429