[INFO] crate tokio-zookeeper 0.1.3 is already in cache
[INFO] extracting crate tokio-zookeeper 0.1.3 into work/ex/clippy-test-run/sources/stable/reg/tokio-zookeeper/0.1.3
[INFO] extracting crate tokio-zookeeper 0.1.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tokio-zookeeper/0.1.3
[INFO] validating manifest of tokio-zookeeper-0.1.3 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 tokio-zookeeper-0.1.3 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 tokio-zookeeper-0.1.3
[INFO] finished frobbing tokio-zookeeper-0.1.3
[INFO] frobbed toml for tokio-zookeeper-0.1.3 written to work/ex/clippy-test-run/sources/stable/reg/tokio-zookeeper/0.1.3/Cargo.toml
[INFO] started frobbing tokio-zookeeper-0.1.3
[INFO] finished frobbing tokio-zookeeper-0.1.3
[INFO] frobbed toml for tokio-zookeeper-0.1.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tokio-zookeeper/0.1.3/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 tokio-zookeeper-0.1.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/tokio-zookeeper/0.1.3:/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] 69111b0621f5ec11bbb17b563491b7fee86492a57e5a9a31d5a9ecfdd9063df2
[INFO] running `"docker" "start" "-a" "69111b0621f5ec11bbb17b563491b7fee86492a57e5a9a31d5a9ecfdd9063df2"`
[INFO] [stderr]     Checking tokio-zookeeper v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/proto/mod.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 rx: rx,
[INFO] [stderr]     |                 ^^^^^^ help: replace it with: `rx`
[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:431:17
[INFO] [stderr]     |
[INFO] [stderr] 431 |                 data: data,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `data`
[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:508:17
[INFO] [stderr]     |
[INFO] [stderr] 508 |                 version: version,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: replace it with: `version`
[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/proto/mod.rs:135:17
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 rx: rx,
[INFO] [stderr]     |                 ^^^^^^ help: replace it with: `rx`
[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:431:17
[INFO] [stderr]     |
[INFO] [stderr] 431 |                 data: data,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `data`
[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:508:17
[INFO] [stderr]     |
[INFO] [stderr] 508 |                 version: version,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: replace it with: `version`
[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: this call to `as_ref` does nothing
[INFO] [stderr]    --> src/proto/request.rs:109:26
[INFO] [stderr]     |
[INFO] [stderr] 109 |         writer.write_all(self.as_ref())
[INFO] [stderr]     |                          ^^^^^^^^^^^^^ help: try this: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_asref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_asref
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `new` usually return `Self`
[INFO] [stderr]    --> src/proto/mod.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 | /     pub(crate) fn new(
[INFO] [stderr] 118 | |         addr: S::Addr,
[INFO] [stderr] 119 | |         stream: S,
[INFO] [stderr] 120 | |         log: slog::Logger,
[INFO] [stderr] ...   |
[INFO] [stderr] 144 | |         Enqueuer(tx)
[INFO] [stderr] 145 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_ret_no_self)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_ret_no_self
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 35
[INFO] [stderr]    --> src/proto/mod.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 | /     fn poll_read(
[INFO] [stderr] 284 | |         &mut self,
[INFO] [stderr] 285 | |         default_watcher: &mut mpsc::UnboundedSender<WatchedEvent>,
[INFO] [stderr] 286 | |         logger: &mut slog::Logger,
[INFO] [stderr] ...   |
[INFO] [stderr] 490 | |         }
[INFO] [stderr] 491 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/types/acl.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) fn code(&self) -> u32 {
[INFO] [stderr]    |                        ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:323:20
[INFO] [stderr]     |
[INFO] [stderr] 323 |         let addr = addr.clone();
[INFO] [stderr]     |                    ^^^^^^^^^^^^ help: try dereferencing it: `*addr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: this call to `as_ref` does nothing
[INFO] [stderr]    --> src/proto/request.rs:109:26
[INFO] [stderr]     |
[INFO] [stderr] 109 |         writer.write_all(self.as_ref())
[INFO] [stderr]     |                          ^^^^^^^^^^^^^ help: try this: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_asref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_asref
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `new` usually return `Self`
[INFO] [stderr]    --> src/proto/mod.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 | /     pub(crate) fn new(
[INFO] [stderr] 118 | |         addr: S::Addr,
[INFO] [stderr] 119 | |         stream: S,
[INFO] [stderr] 120 | |         log: slog::Logger,
[INFO] [stderr] ...   |
[INFO] [stderr] 144 | |         Enqueuer(tx)
[INFO] [stderr] 145 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_ret_no_self)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_ret_no_self
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 35
[INFO] [stderr]    --> src/proto/mod.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 | /     fn poll_read(
[INFO] [stderr] 284 | |         &mut self,
[INFO] [stderr] 285 | |         default_watcher: &mut mpsc::UnboundedSender<WatchedEvent>,
[INFO] [stderr] 286 | |         logger: &mut slog::Logger,
[INFO] [stderr] ...   |
[INFO] [stderr] 490 | |         }
[INFO] [stderr] 491 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/types/acl.rs:39:24
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) fn code(&self) -> u32 {
[INFO] [stderr]    |                        ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:323:20
[INFO] [stderr]     |
[INFO] [stderr] 323 |         let addr = addr.clone();
[INFO] [stderr]     |                    ^^^^^^^^^^^^ help: try dereferencing it: `*addr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.76s
[INFO] running `"docker" "inspect" "69111b0621f5ec11bbb17b563491b7fee86492a57e5a9a31d5a9ecfdd9063df2"`
[INFO] running `"docker" "rm" "-f" "69111b0621f5ec11bbb17b563491b7fee86492a57e5a9a31d5a9ecfdd9063df2"`
[INFO] [stdout] 69111b0621f5ec11bbb17b563491b7fee86492a57e5a9a31d5a9ecfdd9063df2