[INFO] updating cached repository aaronriekenberg/rust_hyper_client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aaronriekenberg/rust_hyper_client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aaronriekenberg/rust_hyper_client" "work/ex/clippy-test-run/sources/stable/gh/aaronriekenberg/rust_hyper_client"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/aaronriekenberg/rust_hyper_client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aaronriekenberg/rust_hyper_client" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/aaronriekenberg/rust_hyper_client"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/aaronriekenberg/rust_hyper_client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 31d1f63a3de4629194628b2c2f9381a3e156d79b
[INFO] sha for GitHub repo aaronriekenberg/rust_hyper_client: 31d1f63a3de4629194628b2c2f9381a3e156d79b
[INFO] validating manifest of aaronriekenberg/rust_hyper_client 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 aaronriekenberg/rust_hyper_client 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 aaronriekenberg/rust_hyper_client
[INFO] finished frobbing aaronriekenberg/rust_hyper_client
[INFO] frobbed toml for aaronriekenberg/rust_hyper_client written to work/ex/clippy-test-run/sources/stable/gh/aaronriekenberg/rust_hyper_client/Cargo.toml
[INFO] started frobbing aaronriekenberg/rust_hyper_client
[INFO] finished frobbing aaronriekenberg/rust_hyper_client
[INFO] frobbed toml for aaronriekenberg/rust_hyper_client written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/aaronriekenberg/rust_hyper_client/Cargo.toml
[INFO] crate aaronriekenberg/rust_hyper_client 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 aaronriekenberg/rust_hyper_client against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/aaronriekenberg/rust_hyper_client:/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] 227ec9f0f835140f22f22fb0bd040f598161019adf0ccb9ddb54f70d403c0a06
[INFO] running `"docker" "start" "-a" "227ec9f0f835140f22f22fb0bd040f598161019adf0ccb9ddb54f70d403c0a06"`
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking fern v0.4.3
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking tokio-io v0.1.3
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.6
[INFO] [stderr]     Checking rust_hyper_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]   --> src/main.rs:74:49
[INFO] [stderr]    |
[INFO] [stderr] 74 |     }).map_err(|e| { error!("get error {}", e); () }));
[INFO] [stderr]    |                                                 ^^ help: remove the final `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]   --> src/main.rs:78:49
[INFO] [stderr]    |
[INFO] [stderr] 78 |   }).map_err(|e| { error!("timer error {}", e); () });
[INFO] [stderr]    |                                                 ^^ help: remove the final `()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]   --> src/main.rs:74:49
[INFO] [stderr]    |
[INFO] [stderr] 74 |     }).map_err(|e| { error!("get error {}", e); () }));
[INFO] [stderr]    |                                                 ^^ help: remove the final `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]   --> src/main.rs:78:49
[INFO] [stderr]    |
[INFO] [stderr] 78 |   }).map_err(|e| { error!("timer error {}", e); () });
[INFO] [stderr]    |                                                 ^^ help: remove the final `()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.24s
[INFO] running `"docker" "inspect" "227ec9f0f835140f22f22fb0bd040f598161019adf0ccb9ddb54f70d403c0a06"`
[INFO] running `"docker" "rm" "-f" "227ec9f0f835140f22f22fb0bd040f598161019adf0ccb9ddb54f70d403c0a06"`
[INFO] [stdout] 227ec9f0f835140f22f22fb0bd040f598161019adf0ccb9ddb54f70d403c0a06