[INFO] updating cached repository kolgotko/test_jail
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kolgotko/test_jail
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kolgotko/test_jail" "work/ex/clippy-test-run/sources/stable/gh/kolgotko/test_jail"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kolgotko/test_jail'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kolgotko/test_jail" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kolgotko/test_jail"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kolgotko/test_jail'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e50f02d8782bbc8ad920111405e3f430a070f260
[INFO] sha for GitHub repo kolgotko/test_jail: e50f02d8782bbc8ad920111405e3f430a070f260
[INFO] validating manifest of kolgotko/test_jail 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 kolgotko/test_jail 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 kolgotko/test_jail
[INFO] finished frobbing kolgotko/test_jail
[INFO] frobbed toml for kolgotko/test_jail written to work/ex/clippy-test-run/sources/stable/gh/kolgotko/test_jail/Cargo.toml
[INFO] started frobbing kolgotko/test_jail
[INFO] finished frobbing kolgotko/test_jail
[INFO] frobbed toml for kolgotko/test_jail written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kolgotko/test_jail/Cargo.toml
[INFO] crate kolgotko/test_jail 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 kolgotko/test_jail 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-0/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/kolgotko/test_jail:/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] 3499e0c9c6f971c949fe38d6e6f25a7c955c7a916566c0ad5913275957c28188
[INFO] running `"docker" "start" "-a" "3499e0c9c6f971c949fe38d6e6f25a7c955c7a916566c0ad5913275957c28188"`
[INFO] [stderr]     Checking test_socket v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `libc::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use libc::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::iovec`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use libc::iovec;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use libc::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::iovec`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use libc::iovec;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iovec_key`
[INFO] [stderr]   --> src/main.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let iovec_key = libc::iovec {
[INFO] [stderr]    |                 ^^^^^^^^^ help: consider using `_iovec_key` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iovec`
[INFO] [stderr]   --> src/main.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |                     let iovec = libc::iovec {
[INFO] [stderr]    |                         ^^^^^ help: consider using `_iovec` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iovec`
[INFO] [stderr]   --> src/main.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |                     let iovec = libc::iovec {
[INFO] [stderr]    |                         ^^^^^ help: consider using `_iovec` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iovec_key`
[INFO] [stderr]   --> src/main.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let iovec_key = libc::iovec {
[INFO] [stderr]    |                 ^^^^^^^^^ help: consider using `_iovec_key` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iovec`
[INFO] [stderr]   --> src/main.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |                     let iovec = libc::iovec {
[INFO] [stderr]    |                         ^^^^^ help: consider using `_iovec` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `iovec`
[INFO] [stderr]   --> src/main.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |                     let iovec = libc::iovec {
[INFO] [stderr]    |                         ^^^^^ help: consider using `_iovec` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "3499e0c9c6f971c949fe38d6e6f25a7c955c7a916566c0ad5913275957c28188"`
[INFO] running `"docker" "rm" "-f" "3499e0c9c6f971c949fe38d6e6f25a7c955c7a916566c0ad5913275957c28188"`
[INFO] [stdout] 3499e0c9c6f971c949fe38d6e6f25a7c955c7a916566c0ad5913275957c28188