[INFO] crate primal-slowsieve 0.2.0 is already in cache
[INFO] extracting crate primal-slowsieve 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/primal-slowsieve/0.2.0
[INFO] extracting crate primal-slowsieve 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/primal-slowsieve/0.2.0
[INFO] validating manifest of primal-slowsieve-0.2.0 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 primal-slowsieve-0.2.0 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 primal-slowsieve-0.2.0
[INFO] removed path dependency primal-bit from primal-slowsieve-0.2.0
[INFO] removed path dependency primal-estimate from primal-slowsieve-0.2.0
[INFO] finished frobbing primal-slowsieve-0.2.0
[INFO] frobbed toml for primal-slowsieve-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/primal-slowsieve/0.2.0/Cargo.toml
[INFO] started frobbing primal-slowsieve-0.2.0
[INFO] removed path dependency primal-bit from primal-slowsieve-0.2.0
[INFO] removed path dependency primal-estimate from primal-slowsieve-0.2.0
[INFO] finished frobbing primal-slowsieve-0.2.0
[INFO] frobbed toml for primal-slowsieve-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/primal-slowsieve/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 primal-slowsieve-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/primal-slowsieve/0.2.0:/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] df096d77abaa9b29df998d572aa1d96c2fc9e4024c2e797bd975e53157488aff
[INFO] running `"docker" "start" "-a" "df096d77abaa9b29df998d572aa1d96c2fc9e4024c2e797bd975e53157488aff"`
[INFO] [stderr]     Checking primal-slowsieve v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:98:5
[INFO] [stderr]     |
[INFO] [stderr] 98  | /     pub fn primes<'a>(&'a self) -> PrimeIterator<'a> {
[INFO] [stderr] 99  | |         PrimeIterator {
[INFO] [stderr] 100 | |             two: true,
[INFO] [stderr] 101 | |             iter: self.v.iter().enumerate()
[INFO] [stderr] 102 | |         }
[INFO] [stderr] 103 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:122:43
[INFO] [stderr]     |
[INFO] [stderr] 122 |       pub fn factor(&self, mut n: usize) -> Result<Vec<(usize,usize)>,
[INFO] [stderr]     |  ___________________________________________^
[INFO] [stderr] 123 | |                                                  (usize, Vec<(usize, usize)>)>
[INFO] [stderr]     | |______________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/lib.rs:98:5
[INFO] [stderr]     |
[INFO] [stderr] 98  | /     pub fn primes<'a>(&'a self) -> PrimeIterator<'a> {
[INFO] [stderr] 99  | |         PrimeIterator {
[INFO] [stderr] 100 | |             two: true,
[INFO] [stderr] 101 | |             iter: self.v.iter().enumerate()
[INFO] [stderr] 102 | |         }
[INFO] [stderr] 103 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:122:43
[INFO] [stderr]     |
[INFO] [stderr] 122 |       pub fn factor(&self, mut n: usize) -> Result<Vec<(usize,usize)>,
[INFO] [stderr]     |  ___________________________________________^
[INFO] [stderr] 123 | |                                                  (usize, Vec<(usize, usize)>)>
[INFO] [stderr]     | |______________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "df096d77abaa9b29df998d572aa1d96c2fc9e4024c2e797bd975e53157488aff"`
[INFO] running `"docker" "rm" "-f" "df096d77abaa9b29df998d572aa1d96c2fc9e4024c2e797bd975e53157488aff"`
[INFO] [stdout] df096d77abaa9b29df998d572aa1d96c2fc9e4024c2e797bd975e53157488aff