[INFO] updating cached repository vrischmann/gitjuggling
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vrischmann/gitjuggling
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vrischmann/gitjuggling" "work/ex/clippy-test-run/sources/stable/gh/vrischmann/gitjuggling"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/vrischmann/gitjuggling'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vrischmann/gitjuggling" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/vrischmann/gitjuggling"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/vrischmann/gitjuggling'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6a9ecf0049b8bbbcbc5af92b1276ca0f178045c4
[INFO] sha for GitHub repo vrischmann/gitjuggling: 6a9ecf0049b8bbbcbc5af92b1276ca0f178045c4
[INFO] validating manifest of vrischmann/gitjuggling 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 vrischmann/gitjuggling 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 vrischmann/gitjuggling
[INFO] finished frobbing vrischmann/gitjuggling
[INFO] frobbed toml for vrischmann/gitjuggling written to work/ex/clippy-test-run/sources/stable/gh/vrischmann/gitjuggling/Cargo.toml
[INFO] started frobbing vrischmann/gitjuggling
[INFO] finished frobbing vrischmann/gitjuggling
[INFO] frobbed toml for vrischmann/gitjuggling written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/vrischmann/gitjuggling/Cargo.toml
[INFO] crate vrischmann/gitjuggling 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 vrischmann/gitjuggling against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/vrischmann/gitjuggling:/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] 8b90a3cad885b1f1e8447f47d8f0bac140836d251b15a880e5331b6f4ff2e58d
[INFO] running `"docker" "start" "-a" "8b90a3cad885b1f1e8447f47d8f0bac140836d251b15a880e5331b6f4ff2e58d"`
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking gitjuggling v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     return Ok(result);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(result)`
[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:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     return find_git_dirs(0, depth, cwd);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `find_git_dirs(0, depth, cwd)`
[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/main.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | /     return Ok(GitResult {
[INFO] [stderr] 54 | |         exit_code: output.status,
[INFO] [stderr] 55 | |         stderr: output.stderr,
[INFO] [stderr] 56 | |         stdout: output.stdout,
[INFO] [stderr] 57 | |     });
[INFO] [stderr]    | |_______^
[INFO] [stderr]    |
[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] 53 |     Ok(GitResult {
[INFO] [stderr] 54 |         exit_code: output.status,
[INFO] [stderr] 55 |         stderr: output.stderr,
[INFO] [stderr] 56 |         stdout: output.stdout,
[INFO] [stderr] 57 |     })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     return Ok(());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     return Ok(result);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(result)`
[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:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     return find_git_dirs(0, depth, cwd);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `find_git_dirs(0, depth, cwd)`
[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/main.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | /     return Ok(GitResult {
[INFO] [stderr] 54 | |         exit_code: output.status,
[INFO] [stderr] 55 | |         stderr: output.stderr,
[INFO] [stderr] 56 | |         stdout: output.stdout,
[INFO] [stderr] 57 | |     });
[INFO] [stderr]    | |_______^
[INFO] [stderr]    |
[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] 53 |     Ok(GitResult {
[INFO] [stderr] 54 |         exit_code: output.status,
[INFO] [stderr] 55 |         stderr: output.stderr,
[INFO] [stderr] 56 |         stdout: output.stdout,
[INFO] [stderr] 57 |     })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     return Ok(());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:50:42
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn run_git_command(repo: &PathBuf, args: &Vec<&str>) -> io::Result<GitResult> {
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: change this to: `&[&str]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |         io::stdout().write(&result.stdout)?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |         io::stderr().write(&result.stderr)?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `gitjuggling`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:50:42
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn run_git_command(repo: &PathBuf, args: &Vec<&str>) -> io::Result<GitResult> {
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: change this to: `&[&str]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |         io::stdout().write(&result.stdout)?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::unused_io_amount)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead
[INFO] [stderr]    --> src/main.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |         io::stderr().write(&result.stderr)?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `gitjuggling`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8b90a3cad885b1f1e8447f47d8f0bac140836d251b15a880e5331b6f4ff2e58d"`
[INFO] running `"docker" "rm" "-f" "8b90a3cad885b1f1e8447f47d8f0bac140836d251b15a880e5331b6f4ff2e58d"`
[INFO] [stdout] 8b90a3cad885b1f1e8447f47d8f0bac140836d251b15a880e5331b6f4ff2e58d