[INFO] crate resistor-calc 0.1.0 is already in cache
[INFO] extracting crate resistor-calc 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/resistor-calc/0.1.0
[INFO] extracting crate resistor-calc 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/resistor-calc/0.1.0
[INFO] validating manifest of resistor-calc-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 resistor-calc-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 resistor-calc-0.1.0
[INFO] finished frobbing resistor-calc-0.1.0
[INFO] frobbed toml for resistor-calc-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/resistor-calc/0.1.0/Cargo.toml
[INFO] started frobbing resistor-calc-0.1.0
[INFO] finished frobbing resistor-calc-0.1.0
[INFO] frobbed toml for resistor-calc-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/resistor-calc/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 resistor-calc-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-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/resistor-calc/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] 5b6d635bfaefb372f62316f36b13f905ea9a89b47ed5ed216c57c7de7b187401
[INFO] running `"docker" "start" "-a" "5b6d635bfaefb372f62316f36b13f905ea9a89b47ed5ed216c57c7de7b187401"`
[INFO] [stderr]     Checking resistor-calc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/lib.rs:141:16
[INFO] [stderr]     |
[INFO] [stderr] 141 | fn _print_r(r: &f64) -> String {
[INFO] [stderr]     |                ^^^^ help: consider passing by value instead: `f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/lib.rs:141:16
[INFO] [stderr]     |
[INFO] [stderr] 141 | fn _print_r(r: &f64) -> String {
[INFO] [stderr]     |                ^^^^ help: consider passing by value instead: `f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `"docker" "inspect" "5b6d635bfaefb372f62316f36b13f905ea9a89b47ed5ed216c57c7de7b187401"`
[INFO] running `"docker" "rm" "-f" "5b6d635bfaefb372f62316f36b13f905ea9a89b47ed5ed216c57c7de7b187401"`
[INFO] [stdout] 5b6d635bfaefb372f62316f36b13f905ea9a89b47ed5ed216c57c7de7b187401