Dec 18 00:06:19.678 INFO checking frafra/brutegol against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 00:06:19.678 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/frafra/brutegol:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 00:06:20.128 INFO [stdout] 8eb4a705559893588a18c78e895cd0db0ea840a2c0bab3b200e9eef7fa74a20f
Dec 18 00:06:20.130 INFO running `"docker" "start" "-a" "8eb4a705559893588a18c78e895cd0db0ea840a2c0bab3b200e9eef7fa74a20f"`
Dec 18 00:06:22.400 INFO [stderr]     Checking brutegol v0.3.0 (/opt/crater/workdir)
Dec 18 00:06:22.408 INFO [stderr]     Checking env_logger v0.5.13
Dec 18 00:06:22.912 INFO [stderr] warning: unused variable: `len`
Dec 18 00:06:22.912 INFO [stderr]   --> src/main.rs:96:22
Dec 18 00:06:22.912 INFO [stderr]    |
Dec 18 00:06:22.912 INFO [stderr] 96 | fn mirror_horizontal(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:22.912 INFO [stderr]    |                      ^^^ help: consider using `_len` instead
Dec 18 00:06:22.912 INFO [stderr]    |
Dec 18 00:06:22.912 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 00:06:22.912 INFO [stderr] 
Dec 18 00:06:22.912 INFO [stderr] warning: unused variable: `len`
Dec 18 00:06:22.912 INFO [stderr]    --> src/main.rs:100:20
Dec 18 00:06:22.912 INFO [stderr]     |
Dec 18 00:06:22.912 INFO [stderr] 100 | fn mirror_vertical(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:22.912 INFO [stderr]     |                    ^^^ help: consider using `_len` instead
Dec 18 00:06:22.912 INFO [stderr] 
Dec 18 00:06:22.913 INFO [stderr] warning: unused variable: `rows`
Dec 18 00:06:22.913 INFO [stderr]    --> src/main.rs:100:32
Dec 18 00:06:22.913 INFO [stderr]     |
Dec 18 00:06:22.913 INFO [stderr] 100 | fn mirror_vertical(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:22.913 INFO [stderr]     |                                ^^^^ help: consider using `_rows` instead
Dec 18 00:06:22.913 INFO [stderr] 
Dec 18 00:06:22.913 INFO [stderr] warning: unused variable: `len`
Dec 18 00:06:22.913 INFO [stderr]    --> src/main.rs:104:20
Dec 18 00:06:22.913 INFO [stderr]     |
Dec 18 00:06:22.913 INFO [stderr] 104 | fn mirror_diagonal(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:22.913 INFO [stderr]     |                    ^^^ help: consider using `_len` instead
Dec 18 00:06:22.913 INFO [stderr] 
Dec 18 00:06:22.913 INFO [stderr] warning: unused variable: `rows`
Dec 18 00:06:22.913 INFO [stderr]    --> src/main.rs:116:27
Dec 18 00:06:22.913 INFO [stderr]     |
Dec 18 00:06:22.913 INFO [stderr] 116 | fn rotate_180(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:22.913 INFO [stderr]     |                           ^^^^ help: consider using `_rows` instead
Dec 18 00:06:22.913 INFO [stderr] 
Dec 18 00:06:22.913 INFO [stderr] warning: unused variable: `columns`
Dec 18 00:06:22.913 INFO [stderr]    --> src/main.rs:116:40
Dec 18 00:06:22.913 INFO [stderr]     |
Dec 18 00:06:22.913 INFO [stderr] 116 | fn rotate_180(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:22.913 INFO [stderr]     |                                        ^^^^^^^ help: consider using `_columns` instead
Dec 18 00:06:22.913 INFO [stderr] 
Dec 18 00:06:23.509 INFO [stderr]     Checking quickcheck v0.6.2
Dec 18 00:06:25.421 INFO [stderr] warning: unused variable: `len`
Dec 18 00:06:25.421 INFO [stderr]   --> src/main.rs:96:22
Dec 18 00:06:25.421 INFO [stderr]    |
Dec 18 00:06:25.421 INFO [stderr] 96 | fn mirror_horizontal(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:25.421 INFO [stderr]    |                      ^^^ help: consider using `_len` instead
Dec 18 00:06:25.421 INFO [stderr]    |
Dec 18 00:06:25.421 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 00:06:25.421 INFO [stderr] 
Dec 18 00:06:25.421 INFO [stderr] warning: unused variable: `len`
Dec 18 00:06:25.421 INFO [stderr]    --> src/main.rs:100:20
Dec 18 00:06:25.421 INFO [stderr]     |
Dec 18 00:06:25.421 INFO [stderr] 100 | fn mirror_vertical(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:25.421 INFO [stderr]     |                    ^^^ help: consider using `_len` instead
Dec 18 00:06:25.421 INFO [stderr] 
Dec 18 00:06:25.421 INFO [stderr] warning: unused variable: `rows`
Dec 18 00:06:25.421 INFO [stderr]    --> src/main.rs:100:32
Dec 18 00:06:25.421 INFO [stderr]     |
Dec 18 00:06:25.421 INFO [stderr] 100 | fn mirror_vertical(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:25.421 INFO [stderr]     |                                ^^^^ help: consider using `_rows` instead
Dec 18 00:06:25.421 INFO [stderr] 
Dec 18 00:06:25.421 INFO [stderr] warning: unused variable: `len`
Dec 18 00:06:25.421 INFO [stderr]    --> src/main.rs:104:20
Dec 18 00:06:25.421 INFO [stderr]     |
Dec 18 00:06:25.421 INFO [stderr] 104 | fn mirror_diagonal(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:25.421 INFO [stderr]     |                    ^^^ help: consider using `_len` instead
Dec 18 00:06:25.421 INFO [stderr] 
Dec 18 00:06:25.421 INFO [stderr] warning: unused variable: `rows`
Dec 18 00:06:25.421 INFO [stderr]    --> src/main.rs:116:27
Dec 18 00:06:25.422 INFO [stderr]     |
Dec 18 00:06:25.422 INFO [stderr] 116 | fn rotate_180(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:25.422 INFO [stderr]     |                           ^^^^ help: consider using `_rows` instead
Dec 18 00:06:25.422 INFO [stderr] 
Dec 18 00:06:25.422 INFO [stderr] warning: unused variable: `columns`
Dec 18 00:06:25.422 INFO [stderr]    --> src/main.rs:116:40
Dec 18 00:06:25.422 INFO [stderr]     |
Dec 18 00:06:25.422 INFO [stderr] 116 | fn rotate_180(len: usize, rows: usize, columns: usize, i: usize) -> usize {
Dec 18 00:06:25.422 INFO [stderr]     |                                        ^^^^^^^ help: consider using `_columns` instead
Dec 18 00:06:25.422 INFO [stderr] 
Dec 18 00:06:25.493 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
Dec 18 00:06:26.170 INFO running `"docker" "inspect" "8eb4a705559893588a18c78e895cd0db0ea840a2c0bab3b200e9eef7fa74a20f"`
Dec 18 00:06:26.412 INFO running `"docker" "rm" "-f" "8eb4a705559893588a18c78e895cd0db0ea840a2c0bab3b200e9eef7fa74a20f"`
Dec 18 00:06:26.796 INFO [stdout] 8eb4a705559893588a18c78e895cd0db0ea840a2c0bab3b200e9eef7fa74a20f