[INFO] updating cached repository emawutor/minigrep_emmanuel
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/emawutor/minigrep_emmanuel
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/emawutor/minigrep_emmanuel" "work/ex/clippy-test-run/sources/stable/gh/emawutor/minigrep_emmanuel"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/emawutor/minigrep_emmanuel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/emawutor/minigrep_emmanuel" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/emawutor/minigrep_emmanuel"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/emawutor/minigrep_emmanuel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c566f42afca6ce638bbc1b1b3e3d0e602976a673
[INFO] sha for GitHub repo emawutor/minigrep_emmanuel: c566f42afca6ce638bbc1b1b3e3d0e602976a673
[INFO] validating manifest of emawutor/minigrep_emmanuel 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 emawutor/minigrep_emmanuel 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 emawutor/minigrep_emmanuel
[INFO] finished frobbing emawutor/minigrep_emmanuel
[INFO] frobbed toml for emawutor/minigrep_emmanuel written to work/ex/clippy-test-run/sources/stable/gh/emawutor/minigrep_emmanuel/Cargo.toml
[INFO] started frobbing emawutor/minigrep_emmanuel
[INFO] finished frobbing emawutor/minigrep_emmanuel
[INFO] frobbed toml for emawutor/minigrep_emmanuel written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/emawutor/minigrep_emmanuel/Cargo.toml
[INFO] crate emawutor/minigrep_emmanuel 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 emawutor/minigrep_emmanuel against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/emawutor/minigrep_emmanuel:/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] 6567cdd111fedf64111ed5e2102d372e9352109837ee7d9ce2682b2237b5e410
[INFO] running `"docker" "start" "-a" "6567cdd111fedf64111ed5e2102d372e9352109837ee7d9ce2682b2237b5e410"`
[INFO] [stderr]     Checking minigrep_emmanuel v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:58:36
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn search_case_insensitive<'a>(mut query: &str, contents: &'a str) -> Vec<&'a str> {
[INFO] [stderr]    |                                    ----^^^^^
[INFO] [stderr]    |                                    |
[INFO] [stderr]    |                                    help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:58:36
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn search_case_insensitive<'a>(mut query: &str, contents: &'a str) -> Vec<&'a str> {
[INFO] [stderr]    |                                    ----^^^^^
[INFO] [stderr]    |                                    |
[INFO] [stderr]    |                                    help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "6567cdd111fedf64111ed5e2102d372e9352109837ee7d9ce2682b2237b5e410"`
[INFO] running `"docker" "rm" "-f" "6567cdd111fedf64111ed5e2102d372e9352109837ee7d9ce2682b2237b5e410"`
[INFO] [stdout] 6567cdd111fedf64111ed5e2102d372e9352109837ee7d9ce2682b2237b5e410