[INFO] crate tk-cantal 0.3.2 is already in cache
[INFO] extracting crate tk-cantal 0.3.2 into work/ex/clippy-test-run/sources/stable/reg/tk-cantal/0.3.2
[INFO] extracting crate tk-cantal 0.3.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tk-cantal/0.3.2
[INFO] validating manifest of tk-cantal-0.3.2 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 tk-cantal-0.3.2 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 tk-cantal-0.3.2
[INFO] finished frobbing tk-cantal-0.3.2
[INFO] frobbed toml for tk-cantal-0.3.2 written to work/ex/clippy-test-run/sources/stable/reg/tk-cantal/0.3.2/Cargo.toml
[INFO] started frobbing tk-cantal-0.3.2
[INFO] finished frobbing tk-cantal-0.3.2
[INFO] frobbed toml for tk-cantal-0.3.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tk-cantal/0.3.2/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 tk-cantal-0.3.2 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/tk-cantal/0.3.2:/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] bb58715410c16655b47a4d07e44560b45a2a0c54669cc372c8ae23b5956384db
[INFO] running `"docker" "start" "-a" "bb58715410c16655b47a4d07e44560b45a2a0c54669cc372c8ae23b5956384db"`
[INFO] [stderr]     Checking netbuf v0.4.1
[INFO] [stderr]     Checking serde_millis v0.1.1
[INFO] [stderr]     Checking abstract-ns v0.4.3
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tk-bufstream v0.3.0
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tk-pool v0.5.3
[INFO] [stderr]     Checking tk-http v0.3.9
[INFO] [stderr]     Checking tk-easyloop v0.1.1
[INFO] [stderr]     Checking tk-cantal v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/connect.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         pool: pool,
[INFO] [stderr]    |         ^^^^^^^^^^ help: replace it with: `pool`
[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/connect.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         pool: pool,
[INFO] [stderr]    |         ^^^^^^^^^^ help: replace it with: `pool`
[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: unneeded return statement
[INFO] [stderr]   --> src/connect.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | /     return Connection {
[INFO] [stderr] 52 | |         pool: pool,
[INFO] [stderr] 53 | |     }
[INFO] [stderr]    | |_____^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Connection {
[INFO] [stderr] 52 |         pool: pool,
[INFO] [stderr] 53 |     }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/peers.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |         return Ok(Async::Ready(data.len()));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Async::Ready(data.len()))`
[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/connect.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | /     return Connection {
[INFO] [stderr] 52 | |         pool: pool,
[INFO] [stderr] 53 | |     }
[INFO] [stderr]    | |_____^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Connection {
[INFO] [stderr] 52 |         pool: pool,
[INFO] [stderr] 53 |     }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/peers.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |         return Ok(Async::Ready(data.len()));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Async::Ready(data.len()))`
[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: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/get_peers.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |       if let Err(_) = env::var("RUST_LOG") {
[INFO] [stderr]    |  _____-      ^^^^^^
[INFO] [stderr] 11 | |         env::set_var("RUST_LOG", "warn");
[INFO] [stderr] 12 | |     }
[INFO] [stderr]    | |_____- help: try this: `if env::var("RUST_LOG").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: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/monitor_peers.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |       if let Err(_) = env::var("RUST_LOG") {
[INFO] [stderr]    |  _____-      ^^^^^^
[INFO] [stderr] 14 | |         env::set_var("RUST_LOG", "warn");
[INFO] [stderr] 15 | |     }
[INFO] [stderr]    | |_____- help: try this: `if env::var("RUST_LOG").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]     Finished dev [unoptimized + debuginfo] target(s) in 35.85s
[INFO] running `"docker" "inspect" "bb58715410c16655b47a4d07e44560b45a2a0c54669cc372c8ae23b5956384db"`
[INFO] running `"docker" "rm" "-f" "bb58715410c16655b47a4d07e44560b45a2a0c54669cc372c8ae23b5956384db"`
[INFO] [stdout] bb58715410c16655b47a4d07e44560b45a2a0c54669cc372c8ae23b5956384db