[INFO] updating cached repository simmons/tokio-aio-examples
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/simmons/tokio-aio-examples
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/simmons/tokio-aio-examples" "work/ex/clippy-test-run/sources/stable/gh/simmons/tokio-aio-examples"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/simmons/tokio-aio-examples'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/simmons/tokio-aio-examples" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/simmons/tokio-aio-examples"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/simmons/tokio-aio-examples'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3e652b5c62960c38f5d3e1ca0ed7c258d92bfa1b
[INFO] sha for GitHub repo simmons/tokio-aio-examples: 3e652b5c62960c38f5d3e1ca0ed7c258d92bfa1b
[INFO] validating manifest of simmons/tokio-aio-examples 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 simmons/tokio-aio-examples 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 simmons/tokio-aio-examples
[INFO] finished frobbing simmons/tokio-aio-examples
[INFO] frobbed toml for simmons/tokio-aio-examples written to work/ex/clippy-test-run/sources/stable/gh/simmons/tokio-aio-examples/Cargo.toml
[INFO] started frobbing simmons/tokio-aio-examples
[INFO] finished frobbing simmons/tokio-aio-examples
[INFO] frobbed toml for simmons/tokio-aio-examples written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/simmons/tokio-aio-examples/Cargo.toml
[INFO] crate simmons/tokio-aio-examples 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 simmons/tokio-aio-examples against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/simmons/tokio-aio-examples:/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] 3b8eb89d612148d0db997cb3cf30cf8a3ad8b0cffda521b461b28770874a16cb
[INFO] running `"docker" "start" "-a" "3b8eb89d612148d0db997cb3cf30cf8a3ad8b0cffda521b461b28770874a16cb"`
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-core v0.1.11
[INFO] [stderr]     Checking tokio-aio-examples v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/bin/tokio-multisocket-spawn.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             handle: handle,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `handle`
[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/bin/echo-tokio-mpsc.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return Ok(Async::NotReady);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Async::NotReady)`
[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/bin/echo-tokio-mpsc.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |         return Ok(Async::NotReady);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Async::NotReady)`
[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: calling `as_bytes()` on a string literal
[INFO] [stderr]   --> src/bin/mio-pipe.rs:56:18
[INFO] [stderr]    |
[INFO] [stderr] 56 |         .send_to("hello".as_bytes(), &recv_address)
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^ help: consider using a byte string literal instead: `b"hello"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::string_lit_as_bytes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#string_lit_as_bytes
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::drop` with a reference instead of an owned value. Dropping a reference does nothing.
[INFO] [stderr]    --> src/bin/echo-tokio-mpsc.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |             drop(message);
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::drop_ref)] on by default
[INFO] [stderr] note: argument has type &Message
[INFO] [stderr]    --> src/bin/echo-tokio-mpsc.rs:147:18
[INFO] [stderr]     |
[INFO] [stderr] 147 |             drop(message);
[INFO] [stderr]     |                  ^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#drop_ref
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tokio-aio-examples`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3b8eb89d612148d0db997cb3cf30cf8a3ad8b0cffda521b461b28770874a16cb"`
[INFO] running `"docker" "rm" "-f" "3b8eb89d612148d0db997cb3cf30cf8a3ad8b0cffda521b461b28770874a16cb"`
[INFO] [stdout] 3b8eb89d612148d0db997cb3cf30cf8a3ad8b0cffda521b461b28770874a16cb