[INFO] crate dup 0.1.0 is already in cache
[INFO] extracting crate dup 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/dup/0.1.0
[INFO] extracting crate dup 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dup/0.1.0
[INFO] validating manifest of dup-0.1.0 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 dup-0.1.0 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 dup-0.1.0
[INFO] finished frobbing dup-0.1.0
[INFO] frobbed toml for dup-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/dup/0.1.0/Cargo.toml
[INFO] started frobbing dup-0.1.0
[INFO] finished frobbing dup-0.1.0
[INFO] frobbed toml for dup-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dup/0.1.0/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 dup-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/dup/0.1.0:/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] af61328c4493434034e156ff2046784be955dfc640261212a8493bc0e9f6edda
[INFO] running `"docker" "start" "-a" "af61328c4493434034e156ff2046784be955dfc640261212a8493bc0e9f6edda"`
[INFO] [stderr]     Checking dup v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:51:34
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub const O_CLOEXEC: c_int = 0o2000000;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: consider: `0o2_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `new` usually return `Self`
[INFO] [stderr]   --> src/lib.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | /     pub fn new(fd: c_int) -> (File, File) {
[INFO] [stderr] 35 | |         let pipe = Pipe::new().unwrap();
[INFO] [stderr] 36 | |         unsafe {
[INFO] [stderr] 37 | |             let fd = libc::dup(fd);
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         }
[INFO] [stderr] 42 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_ret_no_self)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_ret_no_self
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:51:34
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub const O_CLOEXEC: c_int = 0o2000000;
[INFO] [stderr]    |                                  ^^^^^^^^^ help: consider: `0o2_000_000`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `new` usually return `Self`
[INFO] [stderr]   --> src/lib.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | /     pub fn new(fd: c_int) -> (File, File) {
[INFO] [stderr] 35 | |         let pipe = Pipe::new().unwrap();
[INFO] [stderr] 36 | |         unsafe {
[INFO] [stderr] 37 | |             let fd = libc::dup(fd);
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         }
[INFO] [stderr] 42 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_ret_no_self)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_ret_no_self
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "af61328c4493434034e156ff2046784be955dfc640261212a8493bc0e9f6edda"`
[INFO] running `"docker" "rm" "-f" "af61328c4493434034e156ff2046784be955dfc640261212a8493bc0e9f6edda"`
[INFO] [stdout] af61328c4493434034e156ff2046784be955dfc640261212a8493bc0e9f6edda