[INFO] updating cached repository kumar2000s/rust_fibonacci
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kumar2000s/rust_fibonacci
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kumar2000s/rust_fibonacci" "work/ex/clippy-test-run/sources/stable/gh/kumar2000s/rust_fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kumar2000s/rust_fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kumar2000s/rust_fibonacci" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kumar2000s/rust_fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kumar2000s/rust_fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bdab7071aa0bd707987527b98feaba352240d5c0
[INFO] sha for GitHub repo kumar2000s/rust_fibonacci: bdab7071aa0bd707987527b98feaba352240d5c0
[INFO] validating manifest of kumar2000s/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 kumar2000s/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 kumar2000s/rust_fibonacci
[INFO] finished frobbing kumar2000s/rust_fibonacci
[INFO] frobbed toml for kumar2000s/rust_fibonacci written to work/ex/clippy-test-run/sources/stable/gh/kumar2000s/rust_fibonacci/Cargo.toml
[INFO] started frobbing kumar2000s/rust_fibonacci
[INFO] finished frobbing kumar2000s/rust_fibonacci
[INFO] frobbed toml for kumar2000s/rust_fibonacci written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kumar2000s/rust_fibonacci/Cargo.toml
[INFO] crate kumar2000s/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 kumar2000s/rust_fibonacci against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kumar2000s/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 -Dclippy::into_iter_on_array" "-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] 05d95225863a8d6182a10454282d369846757ebc6be15f5997cd61ada7cd46d8
[INFO] running `"docker" "start" "-a" "05d95225863a8d6182a10454282d369846757ebc6be15f5997cd61ada7cd46d8"`
[INFO] [stderr]     Checking fibnocci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:16:28
[INFO] [stderr]    |
[INFO] [stderr] 16 |        let  lastval:i64  = fibs.get(fibs.len()-1).unwrap()+ fibs.get(fibs.len()-2).unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `fibs[fibs.len()-1]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:16:61
[INFO] [stderr]    |
[INFO] [stderr] 16 |        let  lastval:i64  = fibs.get(fibs.len()-1).unwrap()+ fibs.get(fibs.len()-2).unwrap();
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `fibs[fibs.len()-2]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         i = i+1;
[INFO] [stderr]    |         ^^^^^^^ help: replace it with: `i += 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: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:16:28
[INFO] [stderr]    |
[INFO] [stderr] 16 |        let  lastval:i64  = fibs.get(fibs.len()-1).unwrap()+ fibs.get(fibs.len()-2).unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `fibs[fibs.len()-1]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:16:61
[INFO] [stderr]    |
[INFO] [stderr] 16 |        let  lastval:i64  = fibs.get(fibs.len()-1).unwrap()+ fibs.get(fibs.len()-2).unwrap();
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `fibs[fibs.len()-2]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         i = i+1;
[INFO] [stderr]    |         ^^^^^^^ help: replace it with: `i += 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 0.54s
[INFO] running `"docker" "inspect" "05d95225863a8d6182a10454282d369846757ebc6be15f5997cd61ada7cd46d8"`
[INFO] running `"docker" "rm" "-f" "05d95225863a8d6182a10454282d369846757ebc6be15f5997cd61ada7cd46d8"`
[INFO] [stdout] 05d95225863a8d6182a10454282d369846757ebc6be15f5997cd61ada7cd46d8