[INFO] updating cached repository guangie88/rename_x
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/guangie88/rename_x
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/guangie88/rename_x" "work/ex/clippy-test-run/sources/stable/gh/guangie88/rename_x"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/guangie88/rename_x'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/guangie88/rename_x" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/guangie88/rename_x"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/guangie88/rename_x'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7be3f78daee4155f10e829cb01a84651979ee389
[INFO] sha for GitHub repo guangie88/rename_x: 7be3f78daee4155f10e829cb01a84651979ee389
[INFO] validating manifest of guangie88/rename_x 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 guangie88/rename_x 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 guangie88/rename_x
[INFO] finished frobbing guangie88/rename_x
[INFO] frobbed toml for guangie88/rename_x written to work/ex/clippy-test-run/sources/stable/gh/guangie88/rename_x/Cargo.toml
[INFO] started frobbing guangie88/rename_x
[INFO] finished frobbing guangie88/rename_x
[INFO] frobbed toml for guangie88/rename_x written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/guangie88/rename_x/Cargo.toml
[INFO] crate guangie88/rename_x 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 guangie88/rename_x against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/guangie88/rename_x:/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 -Dclippy::into_iter_on_array" "-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] f369c28560704b674ad8bb830c09bdaa565f0216d8645d4e2baa5f59a79c9515
[INFO] running `"docker" "start" "-a" "f369c28560704b674ad8bb830c09bdaa565f0216d8645d4e2baa5f59a79c9515"`
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]     Checking rename_x v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/m/mod.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 | /         match self {
[INFO] [stderr] 28 | |             &Error::IO(ref e) => e.fmt(f),
[INFO] [stderr] 29 | |             &Error::Parse(ref e) => e.fmt(f),
[INFO] [stderr] 30 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 27 |         match *self {
[INFO] [stderr] 28 |             Error::IO(ref e) => e.fmt(f),
[INFO] [stderr] 29 |             Error::Parse(ref e) => e.fmt(f),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/m/mod.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | /         match self {
[INFO] [stderr] 37 | |             &Error::IO(ref e) => e.description(),
[INFO] [stderr] 38 | |             &Error::Parse(ref e) => e.description(),
[INFO] [stderr] 39 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 36 |         match *self {
[INFO] [stderr] 37 |             Error::IO(ref e) => e.description(),
[INFO] [stderr] 38 |             Error::Parse(ref e) => e.description(),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/m/mod.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 | /         match self {
[INFO] [stderr] 28 | |             &Error::IO(ref e) => e.fmt(f),
[INFO] [stderr] 29 | |             &Error::Parse(ref e) => e.fmt(f),
[INFO] [stderr] 30 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 27 |         match *self {
[INFO] [stderr] 28 |             Error::IO(ref e) => e.fmt(f),
[INFO] [stderr] 29 |             Error::Parse(ref e) => e.fmt(f),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/m/mod.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | /         match self {
[INFO] [stderr] 37 | |             &Error::IO(ref e) => e.description(),
[INFO] [stderr] 38 | |             &Error::Parse(ref e) => e.description(),
[INFO] [stderr] 39 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 36 |         match *self {
[INFO] [stderr] 37 |             Error::IO(ref e) => e.description(),
[INFO] [stderr] 38 |             Error::Parse(ref e) => e.description(),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `"docker" "inspect" "f369c28560704b674ad8bb830c09bdaa565f0216d8645d4e2baa5f59a79c9515"`
[INFO] running `"docker" "rm" "-f" "f369c28560704b674ad8bb830c09bdaa565f0216d8645d4e2baa5f59a79c9515"`
[INFO] [stdout] f369c28560704b674ad8bb830c09bdaa565f0216d8645d4e2baa5f59a79c9515