Dec 19 09:27:36.610 INFO checking samrayleung/hound against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 09:27:36.610 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:27:37.104 INFO [stdout] ecfe6d3f12eec19c33192cadf1ae3826b88eb13228e10041901b161c48f8b814
Dec 19 09:27:37.106 INFO running `"docker" "start" "-a" "ecfe6d3f12eec19c33192cadf1ae3826b88eb13228e10041901b161c48f8b814"`
Dec 19 09:27:39.960 INFO [stderr]     Checking hound v0.1.0 (/opt/crater/workdir)
Dec 19 09:27:40.436 INFO [stderr] warning: unused variable: `i`
Dec 19 09:27:40.436 INFO [stderr]  --> src/main.rs:9:9
Dec 19 09:27:40.436 INFO [stderr]   |
Dec 19 09:27:40.436 INFO [stderr] 9 |     for i in 0..10 {
Dec 19 09:27:40.436 INFO [stderr]   |         ^ help: consider using `_i` instead
Dec 19 09:27:40.436 INFO [stderr]   |
Dec 19 09:27:40.436 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 09:27:40.436 INFO [stderr] 
Dec 19 09:27:40.456 INFO [stderr] warning: unused variable: `i`
Dec 19 09:27:40.456 INFO [stderr]  --> src/main.rs:9:9
Dec 19 09:27:40.456 INFO [stderr]   |
Dec 19 09:27:40.456 INFO [stderr] 9 |     for i in 0..10 {
Dec 19 09:27:40.456 INFO [stderr]   |         ^ help: consider using `_i` instead
Dec 19 09:27:40.456 INFO [stderr]   |
Dec 19 09:27:40.456 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 19 09:27:40.456 INFO [stderr] 
Dec 19 09:27:40.456 INFO [stderr] warning: static item is never used: `HEX_CHAR`
Dec 19 09:27:40.456 INFO [stderr]  --> src/main.rs:5:1
Dec 19 09:27:40.456 INFO [stderr]   |
Dec 19 09:27:40.456 INFO [stderr] 5 | static HEX_CHAR: &'static str = "1234567890abcdefABCDEF";
Dec 19 09:27:40.456 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:27:40.456 INFO [stderr]   |
Dec 19 09:27:40.456 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 09:27:40.456 INFO [stderr] 
Dec 19 09:27:40.464 INFO [stderr] warning: static item is never used: `HEX_CHAR`
Dec 19 09:27:40.464 INFO [stderr]  --> src/main.rs:5:1
Dec 19 09:27:40.464 INFO [stderr]   |
Dec 19 09:27:40.464 INFO [stderr] 5 | static HEX_CHAR: &'static str = "1234567890abcdefABCDEF";
Dec 19 09:27:40.464 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:27:40.464 INFO [stderr]   |
Dec 19 09:27:40.464 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 09:27:40.464 INFO [stderr] 
Dec 19 09:27:40.508 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
Dec 19 09:27:41.340 INFO running `"docker" "inspect" "ecfe6d3f12eec19c33192cadf1ae3826b88eb13228e10041901b161c48f8b814"`
Dec 19 09:27:41.704 INFO running `"docker" "rm" "-f" "ecfe6d3f12eec19c33192cadf1ae3826b88eb13228e10041901b161c48f8b814"`
Dec 19 09:27:42.116 INFO [stdout] ecfe6d3f12eec19c33192cadf1ae3826b88eb13228e10041901b161c48f8b814