[INFO] crate slog-retry 0.1.1 is already in cache
[INFO] extracting crate slog-retry 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/slog-retry/0.1.1
[INFO] extracting crate slog-retry 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slog-retry/0.1.1
[INFO] validating manifest of slog-retry-0.1.1 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 slog-retry-0.1.1 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 slog-retry-0.1.1
[INFO] finished frobbing slog-retry-0.1.1
[INFO] frobbed toml for slog-retry-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/slog-retry/0.1.1/Cargo.toml
[INFO] started frobbing slog-retry-0.1.1
[INFO] finished frobbing slog-retry-0.1.1
[INFO] frobbed toml for slog-retry-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/slog-retry/0.1.1/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 slog-retry-0.1.1 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/slog-retry/0.1.1:/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] a0b2a7768093307f5ef8a45ba6ad875e0c7097d190ed185240dbb0fba26f0c67
[INFO] running `"docker" "start" "-a" "a0b2a7768093307f5ef8a45ba6ad875e0c7097d190ed185240dbb0fba26f0c67"`
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr]     Checking slog-retry v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> tests/retry.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn part(&self) -> Part {
[INFO] [stderr]    |             ^^^^^ help: consider passing by value instead: `self`
[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]   --> tests/retry.rs:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn result(&self) -> Result<(), ()> {
[INFO] [stderr]    |               ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[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: use of `expect` followed by a function call
[INFO] [stderr]   --> tests/retry.rs:73:62
[INFO] [stderr]    |
[INFO] [stderr] 73 |           let next_action = self.actions.lock().unwrap().pop().expect(&format!(
[INFO] [stderr]    |  ______________________________________________________________^
[INFO] [stderr] 74 | |             "No more actions are expected, but {:?} asked for one",
[INFO] [stderr] 75 | |             part
[INFO] [stderr] 76 | |         ));
[INFO] [stderr]    | |__________^ help: try this: `unwrap_or_else(|| panic!("No more actions are expected, but {:?} asked for one", part))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `"docker" "inspect" "a0b2a7768093307f5ef8a45ba6ad875e0c7097d190ed185240dbb0fba26f0c67"`
[INFO] running `"docker" "rm" "-f" "a0b2a7768093307f5ef8a45ba6ad875e0c7097d190ed185240dbb0fba26f0c67"`
[INFO] [stdout] a0b2a7768093307f5ef8a45ba6ad875e0c7097d190ed185240dbb0fba26f0c67