Dec 17 16:10:11.211 INFO checking samrayleung/hound against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:10:11.211 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/samrayleung/hound:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 16:10:11.927 INFO [stdout] 241e21eb0d36236c16ec81518290ec094b4fc2b0d0cae14b6a9bd70120bd0a72
Dec 17 16:10:11.929 INFO running `"docker" "start" "-a" "241e21eb0d36236c16ec81518290ec094b4fc2b0d0cae14b6a9bd70120bd0a72"`
Dec 17 16:10:14.165 INFO [stderr]     Checking hound v0.1.0 (/opt/crater/workdir)
Dec 17 16:10:14.628 INFO [stderr] warning: unused variable: `i`
Dec 17 16:10:14.632 INFO [stderr]  --> src/main.rs:9:9
Dec 17 16:10:14.632 INFO [stderr]   |
Dec 17 16:10:14.632 INFO [stderr] 9 |     for i in 0..10 {
Dec 17 16:10:14.632 INFO [stderr]   |         ^ help: consider using `_i` instead
Dec 17 16:10:14.632 INFO [stderr]   |
Dec 17 16:10:14.632 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 16:10:14.632 INFO [stderr] 
Dec 17 16:10:14.636 INFO [stderr] warning: unused variable: `i`
Dec 17 16:10:14.636 INFO [stderr]  --> src/main.rs:9:9
Dec 17 16:10:14.637 INFO [stderr]   |
Dec 17 16:10:14.637 INFO [stderr] 9 |     for i in 0..10 {
Dec 17 16:10:14.637 INFO [stderr]   |         ^ help: consider using `_i` instead
Dec 17 16:10:14.640 INFO [stderr]   |
Dec 17 16:10:14.640 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 16:10:14.640 INFO [stderr] 
Dec 17 16:10:14.646 INFO [stderr] warning: static item is never used: `HEX_CHAR`
Dec 17 16:10:14.646 INFO [stderr]  --> src/main.rs:5:1
Dec 17 16:10:14.646 INFO [stderr]   |
Dec 17 16:10:14.646 INFO [stderr] 5 | static HEX_CHAR: &'static str = "1234567890abcdefABCDEF";
Dec 17 16:10:14.646 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:10:14.646 INFO [stderr]   |
Dec 17 16:10:14.646 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 16:10:14.646 INFO [stderr] 
Dec 17 16:10:14.693 INFO [stderr] warning: static item is never used: `HEX_CHAR`
Dec 17 16:10:14.693 INFO [stderr]  --> src/main.rs:5:1
Dec 17 16:10:14.693 INFO [stderr]   |
Dec 17 16:10:14.693 INFO [stderr] 5 | static HEX_CHAR: &'static str = "1234567890abcdefABCDEF";
Dec 17 16:10:14.693 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:10:14.693 INFO [stderr]   |
Dec 17 16:10:14.693 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 16:10:14.693 INFO [stderr] 
Dec 17 16:10:14.766 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Dec 17 16:10:16.124 INFO running `"docker" "inspect" "241e21eb0d36236c16ec81518290ec094b4fc2b0d0cae14b6a9bd70120bd0a72"`
Dec 17 16:10:16.525 INFO running `"docker" "rm" "-f" "241e21eb0d36236c16ec81518290ec094b4fc2b0d0cae14b6a9bd70120bd0a72"`
Dec 17 16:10:16.948 INFO [stdout] 241e21eb0d36236c16ec81518290ec094b4fc2b0d0cae14b6a9bd70120bd0a72