[INFO] crate autolink 0.2.0 is already in cache [INFO] extracting crate autolink 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/autolink/0.2.0 [INFO] extracting crate autolink 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/autolink/0.2.0 [INFO] validating manifest of autolink-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 autolink-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 autolink-0.2.0 [INFO] finished frobbing autolink-0.2.0 [INFO] frobbed toml for autolink-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/autolink/0.2.0/Cargo.toml [INFO] started frobbing autolink-0.2.0 [INFO] finished frobbing autolink-0.2.0 [INFO] frobbed toml for autolink-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/autolink/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 autolink-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-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/autolink/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] 01aba3cb59f515824b302f324950db6c5c93574f04d38ba5437fcfd210b0c8ed [INFO] running `"docker" "start" "-a" "01aba3cb59f515824b302f324950db6c5c93574f04d38ba5437fcfd210b0c8ed"` [INFO] [stderr] Checking autolink v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> src/lib.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | if text.len() == 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `text.is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: length comparison to zero [INFO] [stderr] --> src/lib.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | if text.len() == 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `text.is_empty()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::len_zero)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero [INFO] [stderr] [INFO] [stderr] warning: useless use of `vec!` [INFO] [stderr] --> src/lib.rs:64:32 [INFO] [stderr] | [INFO] [stderr] 64 | assert!(auto_link(src, &vec!["target=\"_blank\""]) == linked) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&["target=\"_blank\""]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::useless_vec)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `"docker" "inspect" "01aba3cb59f515824b302f324950db6c5c93574f04d38ba5437fcfd210b0c8ed"` [INFO] running `"docker" "rm" "-f" "01aba3cb59f515824b302f324950db6c5c93574f04d38ba5437fcfd210b0c8ed"` [INFO] [stdout] 01aba3cb59f515824b302f324950db6c5c93574f04d38ba5437fcfd210b0c8ed