[INFO] crate stopwatch 0.0.7 is already in cache
[INFO] extracting crate stopwatch 0.0.7 into work/ex/clippy-test-run/sources/stable/reg/stopwatch/0.0.7
[INFO] extracting crate stopwatch 0.0.7 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/stopwatch/0.0.7
[INFO] validating manifest of stopwatch-0.0.7 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 stopwatch-0.0.7 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 stopwatch-0.0.7
[INFO] finished frobbing stopwatch-0.0.7
[INFO] frobbed toml for stopwatch-0.0.7 written to work/ex/clippy-test-run/sources/stable/reg/stopwatch/0.0.7/Cargo.toml
[INFO] started frobbing stopwatch-0.0.7
[INFO] finished frobbing stopwatch-0.0.7
[INFO] frobbed toml for stopwatch-0.0.7 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/stopwatch/0.0.7/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 stopwatch-0.0.7 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/reg/stopwatch/0.0.7:/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] aa65f9ebe2646196b1358155ad33df0f8ce8ae1d2b894f9b46d1a638e77c1b9c
[INFO] running `"docker" "start" "-a" "aa65f9ebe2646196b1358155ad33df0f8ce8ae1d2b894f9b46d1a638e77c1b9c"`
[INFO] [stderr]     Checking stopwatch v0.0.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:31:3
[INFO] [stderr]    |
[INFO] [stderr] 31 |         return sw;
[INFO] [stderr]    |         ^^^^^^^^^^ help: remove `return` as shown: `sw`
[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/lib.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |         return sw;
[INFO] [stderr]    |         ^^^^^^^^^^ help: remove `return` as shown: `sw`
[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/lib.rs:56:3
[INFO] [stderr]    |
[INFO] [stderr] 56 |         return self.start_time.is_some();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.start_time.is_some()`
[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/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 return t1.elapsed() + self.elapsed;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `t1.elapsed() + self.elapsed`
[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/lib.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 return self.elapsed;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.elapsed`
[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/lib.rs:71:3
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64`
[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/lib.rs:71:56
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |                                                              ^^^^^^^ help: consider: `1_000_000`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:71:34
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(dur.subsec_nanos() / 1000000)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: Calling `subsec_millis()` is more concise than this calculation
[INFO] [stderr]   --> src/lib.rs:71:34
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `dur.subsec_millis()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::duration_subsec)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#duration_subsec
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:31:3
[INFO] [stderr]    |
[INFO] [stderr] 31 |         return sw;
[INFO] [stderr]    |         ^^^^^^^^^^ help: remove `return` as shown: `sw`
[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/lib.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |         return sw;
[INFO] [stderr]    |         ^^^^^^^^^^ help: remove `return` as shown: `sw`
[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/lib.rs:56:3
[INFO] [stderr]    |
[INFO] [stderr] 56 |         return self.start_time.is_some();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.start_time.is_some()`
[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/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 return t1.elapsed() + self.elapsed;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `t1.elapsed() + self.elapsed`
[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/lib.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 return self.elapsed;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.elapsed`
[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/lib.rs:71:3
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64`
[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/lib.rs:71:56
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |                                                              ^^^^^^^ help: consider: `1_000_000`
[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: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:71:34
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(dur.subsec_nanos() / 1000000)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: Calling `subsec_millis()` is more concise than this calculation
[INFO] [stderr]   --> src/lib.rs:71:34
[INFO] [stderr]    |
[INFO] [stderr] 71 |         return (dur.as_secs() * 1000 + (dur.subsec_nanos() / 1000000) as u64) as i64;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `dur.subsec_millis()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::duration_subsec)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#duration_subsec
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `"docker" "inspect" "aa65f9ebe2646196b1358155ad33df0f8ce8ae1d2b894f9b46d1a638e77c1b9c"`
[INFO] running `"docker" "rm" "-f" "aa65f9ebe2646196b1358155ad33df0f8ce8ae1d2b894f9b46d1a638e77c1b9c"`
[INFO] [stdout] aa65f9ebe2646196b1358155ad33df0f8ce8ae1d2b894f9b46d1a638e77c1b9c