[INFO] crate futures-timer 0.1.1 is already in cache
[INFO] extracting crate futures-timer 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/futures-timer/0.1.1
[INFO] extracting crate futures-timer 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/futures-timer/0.1.1
[INFO] validating manifest of futures-timer-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 futures-timer-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 futures-timer-0.1.1
[INFO] finished frobbing futures-timer-0.1.1
[INFO] frobbed toml for futures-timer-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/futures-timer/0.1.1/Cargo.toml
[INFO] started frobbing futures-timer-0.1.1
[INFO] finished frobbing futures-timer-0.1.1
[INFO] frobbed toml for futures-timer-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/futures-timer/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 futures-timer-0.1.1 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-5/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/reg/futures-timer/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 -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] ca48c282ff3cadb2906bdcaef2e93c3ab25941171e0051bb424a50d4fbffe80a
[INFO] running `"docker" "start" "-a" "ca48c282ff3cadb2906bdcaef2e93c3ab25941171e0051bb424a50d4fbffe80a"`
[INFO] [stderr]     Checking futures-timer v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/arc_list.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |             data: data,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:233:13
[INFO] [stderr]     |
[INFO] [stderr] 233 |             at: at,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `at`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:234:13
[INFO] [stderr]     |
[INFO] [stderr] 234 |             gen: gen,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `gen`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/arc_list.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |             data: data,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:233:13
[INFO] [stderr]     |
[INFO] [stderr] 233 |             at: at,
[INFO] [stderr]     |             ^^^^^^ help: replace it with: `at`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:234:13
[INFO] [stderr]     |
[INFO] [stderr] 234 |             gen: gen,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `gen`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/heap.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         return item
[INFO] [stderr]     |         ^^^^^^^^^^^ help: remove `return` as shown: `item`
[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/heap.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return idx
[INFO] [stderr]     |         ^^^^^^^^^^ help: remove `return` as shown: `idx`
[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/heap.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         return idx
[INFO] [stderr]     |         ^^^^^^^^^^ help: remove `return` as shown: `idx`
[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/interval.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         return new;
[INFO] [stderr]    |         ^^^^^^^^^^^ help: remove `return` as shown: `new`
[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/interval.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         return prev + interval * (mult as u32);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `prev + interval * (mult as u32)`
[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:405:13
[INFO] [stderr]     |
[INFO] [stderr] 405 |             return ret
[INFO] [stderr]     |             ^^^^^^^^^^ help: remove `return` as shown: `ret`
[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/heap.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         return item
[INFO] [stderr]     |         ^^^^^^^^^^^ help: remove `return` as shown: `item`
[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/heap.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return idx
[INFO] [stderr]     |         ^^^^^^^^^^ help: remove `return` as shown: `idx`
[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/heap.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         return idx
[INFO] [stderr]     |         ^^^^^^^^^^ help: remove `return` as shown: `idx`
[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/heap.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 265 |         return h
[INFO] [stderr]     |         ^^^^^^^^ help: remove `return` as shown: `h`
[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/interval.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         return new;
[INFO] [stderr]    |         ^^^^^^^^^^^ help: remove `return` as shown: `new`
[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/interval.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         return prev + interval * (mult as u32);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `prev + interval * (mult as u32)`
[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:405:13
[INFO] [stderr]     |
[INFO] [stderr] 405 |             return ret
[INFO] [stderr]     |             ^^^^^^^^^^ help: remove `return` as shown: `ret`
[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] error: calls to `std::mem::drop` with a value that implements Copy. Dropping a copy leaves the original intact.
[INFO] [stderr]   --> src/global.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         drop(timer.poll_future_notify(&me, 0));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::drop_copy)] on by default
[INFO] [stderr] note: argument has type std::result::Result<futures::Async<()>, ()>
[INFO] [stderr]   --> src/global.rs:59:14
[INFO] [stderr]    |
[INFO] [stderr] 59 |         drop(timer.poll_future_notify(&me, 0));
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_copy
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/heap.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |         if self.items.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.items.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/interval.rs:84:37
[INFO] [stderr]    |
[INFO] [stderr] 84 |         .and_then(|v| v.checked_add(dur.subsec_nanos() as u64))
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(dur.subsec_nanos())`
[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: you should consider adding a `Default` implementation for `Timer`
[INFO] [stderr]    --> src/lib.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     pub fn new() -> Timer {
[INFO] [stderr] 164 | |         Timer {
[INFO] [stderr] 165 | |             inner: Arc::new(Inner {
[INFO] [stderr] 166 | |                 list: ArcList::new(),
[INFO] [stderr] ...   |
[INFO] [stderr] 170 | |         }
[INFO] [stderr] 171 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 161 | impl Default for Timer {
[INFO] [stderr] 162 |     fn default() -> Self {
[INFO] [stderr] 163 |         Self::new()
[INFO] [stderr] 164 |     }
[INFO] [stderr] 165 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::drop` with a value that implements Copy. Dropping a copy leaves the original intact.
[INFO] [stderr]    --> src/lib.rs:404:13
[INFO] [stderr]     |
[INFO] [stderr] 404 |             drop(handle.into_usize());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: argument has type usize
[INFO] [stderr]    --> src/lib.rs:404:18
[INFO] [stderr]     |
[INFO] [stderr] 404 |             drop(handle.into_usize());
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_copy
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `futures-timer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: calls to `std::mem::drop` with a value that implements Copy. Dropping a copy leaves the original intact.
[INFO] [stderr]   --> src/global.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         drop(timer.poll_future_notify(&me, 0));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::drop_copy)] on by default
[INFO] [stderr] note: argument has type std::result::Result<futures::Async<()>, ()>
[INFO] [stderr]   --> src/global.rs:59:14
[INFO] [stderr]    |
[INFO] [stderr] 59 |         drop(timer.poll_future_notify(&me, 0));
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_copy
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/heap.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |         if self.items.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.items.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/interval.rs:84:37
[INFO] [stderr]    |
[INFO] [stderr] 84 |         .and_then(|v| v.checked_add(dur.subsec_nanos() as u64))
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(dur.subsec_nanos())`
[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: you should consider adding a `Default` implementation for `Timer`
[INFO] [stderr]    --> src/lib.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     pub fn new() -> Timer {
[INFO] [stderr] 164 | |         Timer {
[INFO] [stderr] 165 | |             inner: Arc::new(Inner {
[INFO] [stderr] 166 | |                 list: ArcList::new(),
[INFO] [stderr] ...   |
[INFO] [stderr] 170 | |         }
[INFO] [stderr] 171 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 161 | impl Default for Timer {
[INFO] [stderr] 162 |     fn default() -> Self {
[INFO] [stderr] 163 |         Self::new()
[INFO] [stderr] 164 |     }
[INFO] [stderr] 165 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::drop` with a value that implements Copy. Dropping a copy leaves the original intact.
[INFO] [stderr]    --> src/lib.rs:404:13
[INFO] [stderr]     |
[INFO] [stderr] 404 |             drop(handle.into_usize());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: argument has type usize
[INFO] [stderr]    --> src/lib.rs:404:18
[INFO] [stderr]     |
[INFO] [stderr] 404 |             drop(handle.into_usize());
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_copy
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `futures-timer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ca48c282ff3cadb2906bdcaef2e93c3ab25941171e0051bb424a50d4fbffe80a"`
[INFO] running `"docker" "rm" "-f" "ca48c282ff3cadb2906bdcaef2e93c3ab25941171e0051bb424a50d4fbffe80a"`
[INFO] [stdout] ca48c282ff3cadb2906bdcaef2e93c3ab25941171e0051bb424a50d4fbffe80a