[INFO] crate swc_ecma_codegen_macros 0.1.0 is already in cache
[INFO] extracting crate swc_ecma_codegen_macros 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/swc_ecma_codegen_macros/0.1.0
[INFO] extracting crate swc_ecma_codegen_macros 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/swc_ecma_codegen_macros/0.1.0
[INFO] validating manifest of swc_ecma_codegen_macros-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 swc_ecma_codegen_macros-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 swc_ecma_codegen_macros-0.1.0
[INFO] finished frobbing swc_ecma_codegen_macros-0.1.0
[INFO] frobbed toml for swc_ecma_codegen_macros-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/swc_ecma_codegen_macros/0.1.0/Cargo.toml
[INFO] started frobbing swc_ecma_codegen_macros-0.1.0
[INFO] finished frobbing swc_ecma_codegen_macros-0.1.0
[INFO] frobbed toml for swc_ecma_codegen_macros-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/swc_ecma_codegen_macros/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 swc_ecma_codegen_macros-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/swc_ecma_codegen_macros/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] eac7582c3378270827a795b8b85747f29bc1a7bd4b84a0c37afd8ea7f328d3ed
[INFO] running `"docker" "start" "-a" "eac7582c3378270827a795b8b85747f29bc1a7bd4b84a0c37afd8ea7f328d3ed"`
[INFO] [stderr]     Checking proc-macro2 v0.4.26
[INFO] [stderr]     Checking quote v0.6.11
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking pmutil v0.2.0
[INFO] [stderr]     Checking swc_macros_common v0.1.4
[INFO] [stderr]     Checking swc_ecma_codegen_macros v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/lib.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 | /             i.sig
[INFO] [stderr] 28 | |                 .decl
[INFO] [stderr] 29 | |                 .inputs
[INFO] [stderr] 30 | |                 .clone()
[INFO] [stderr] 31 | |                 .into_iter()
[INFO] [stderr] 32 | |                 .skip(1)
[INFO] [stderr] 33 | |                 .next()
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/lib.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 | /             i.sig
[INFO] [stderr] 28 | |                 .decl
[INFO] [stderr] 29 | |                 .inputs
[INFO] [stderr] 30 | |                 .clone()
[INFO] [stderr] 31 | |                 .into_iter()
[INFO] [stderr] 32 | |                 .skip(1)
[INFO] [stderr] 33 | |                 .next()
[INFO] [stderr]    | |_______________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.64s
[INFO] running `"docker" "inspect" "eac7582c3378270827a795b8b85747f29bc1a7bd4b84a0c37afd8ea7f328d3ed"`
[INFO] running `"docker" "rm" "-f" "eac7582c3378270827a795b8b85747f29bc1a7bd4b84a0c37afd8ea7f328d3ed"`
[INFO] [stdout] eac7582c3378270827a795b8b85747f29bc1a7bd4b84a0c37afd8ea7f328d3ed