[INFO] updating cached repository breezeplusblocks/study_rust_fibonacci
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/breezeplusblocks/study_rust_fibonacci
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/breezeplusblocks/study_rust_fibonacci" "work/ex/clippy-test-run/sources/stable/gh/breezeplusblocks/study_rust_fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/breezeplusblocks/study_rust_fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/breezeplusblocks/study_rust_fibonacci" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/breezeplusblocks/study_rust_fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/breezeplusblocks/study_rust_fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16879f4537bcc85720bc50628f371a7c9b2734c5
[INFO] sha for GitHub repo breezeplusblocks/study_rust_fibonacci: 16879f4537bcc85720bc50628f371a7c9b2734c5
[INFO] validating manifest of breezeplusblocks/study_rust_fibonacci 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 breezeplusblocks/study_rust_fibonacci 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 breezeplusblocks/study_rust_fibonacci
[INFO] finished frobbing breezeplusblocks/study_rust_fibonacci
[INFO] frobbed toml for breezeplusblocks/study_rust_fibonacci written to work/ex/clippy-test-run/sources/stable/gh/breezeplusblocks/study_rust_fibonacci/Cargo.toml
[INFO] started frobbing breezeplusblocks/study_rust_fibonacci
[INFO] finished frobbing breezeplusblocks/study_rust_fibonacci
[INFO] frobbed toml for breezeplusblocks/study_rust_fibonacci written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/breezeplusblocks/study_rust_fibonacci/Cargo.toml
[INFO] crate breezeplusblocks/study_rust_fibonacci has a lockfile. skipping
[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 breezeplusblocks/study_rust_fibonacci 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/gh/breezeplusblocks/study_rust_fibonacci:/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] 4ff337a94a2c8bbe1cd86037cfc039bc1aa2913267915e1266ba09d4b1161e59
[INFO] running `"docker" "start" "-a" "4ff337a94a2c8bbe1cd86037cfc039bc1aa2913267915e1266ba09d4b1161e59"`
[INFO] [stderr]     Checking fibonacci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/main.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             n = n - 1;
[INFO] [stderr]    |             ^^^^^^^^^ help: replace it with: `n -= 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/main.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             n = n - 1;
[INFO] [stderr]    |             ^^^^^^^^^ help: replace it with: `n -= 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "4ff337a94a2c8bbe1cd86037cfc039bc1aa2913267915e1266ba09d4b1161e59"`
[INFO] running `"docker" "rm" "-f" "4ff337a94a2c8bbe1cd86037cfc039bc1aa2913267915e1266ba09d4b1161e59"`
[INFO] [stdout] 4ff337a94a2c8bbe1cd86037cfc039bc1aa2913267915e1266ba09d4b1161e59