[INFO] updating cached repository c4pt0r/rust-coveralls-sample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/c4pt0r/rust-coveralls-sample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/c4pt0r/rust-coveralls-sample" "work/ex/clippy-test-run/sources/stable/gh/c4pt0r/rust-coveralls-sample"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/c4pt0r/rust-coveralls-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/c4pt0r/rust-coveralls-sample" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/c4pt0r/rust-coveralls-sample"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/c4pt0r/rust-coveralls-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9e27737e0d34d205bfada1036ff8702b871ea5d7
[INFO] sha for GitHub repo c4pt0r/rust-coveralls-sample: 9e27737e0d34d205bfada1036ff8702b871ea5d7
[INFO] validating manifest of c4pt0r/rust-coveralls-sample 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 c4pt0r/rust-coveralls-sample 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 c4pt0r/rust-coveralls-sample
[INFO] finished frobbing c4pt0r/rust-coveralls-sample
[INFO] frobbed toml for c4pt0r/rust-coveralls-sample written to work/ex/clippy-test-run/sources/stable/gh/c4pt0r/rust-coveralls-sample/Cargo.toml
[INFO] started frobbing c4pt0r/rust-coveralls-sample
[INFO] finished frobbing c4pt0r/rust-coveralls-sample
[INFO] frobbed toml for c4pt0r/rust-coveralls-sample written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/c4pt0r/rust-coveralls-sample/Cargo.toml
[INFO] crate c4pt0r/rust-coveralls-sample 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 c4pt0r/rust-coveralls-sample against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/c4pt0r/rust-coveralls-sample:/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] c85354f3e244e2bca966eb89d6140c8c3aec9e6c29d020328b6334d1c8aece85
[INFO] running `"docker" "start" "-a" "c85354f3e244e2bca966eb89d6140c8c3aec9e6c29d020328b6334d1c8aece85"`
[INFO] [stderr]     Checking hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]  --> test1/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     return 1;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `1`
[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]  --> test2/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     return 1;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `1`
[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/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     return 1;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `1`
[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/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     return 1;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `1`
[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]  --> test1/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     return 1;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `1`
[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]  --> test2/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     return 1;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `1`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `"docker" "inspect" "c85354f3e244e2bca966eb89d6140c8c3aec9e6c29d020328b6334d1c8aece85"`
[INFO] running `"docker" "rm" "-f" "c85354f3e244e2bca966eb89d6140c8c3aec9e6c29d020328b6334d1c8aece85"`
[INFO] [stdout] c85354f3e244e2bca966eb89d6140c8c3aec9e6c29d020328b6334d1c8aece85