Dec 19 12:12:47.629 INFO checking mur6/learning-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:12:47.629 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/mur6/learning-rust:/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 12:12:47.836 INFO [stdout] bfb9cbcceeac78949594a08bbfdb2b2e1f8aeb90fcc0c6a2b94c37fc95f2f8c8
Dec 19 12:12:47.853 INFO running `"docker" "start" "-a" "bfb9cbcceeac78949594a08bbfdb2b2e1f8aeb90fcc0c6a2b94c37fc95f2f8c8"`
Dec 19 12:12:48.352 INFO [stderr]     Checking rand v0.4.1
Dec 19 12:12:49.544 INFO [stderr]     Checking guessing_game v0.1.0 (/opt/crater/workdir)
Dec 19 12:12:49.707 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 12:12:49.707 INFO [stderr]   --> src/main.rs:22:29
Dec 19 12:12:49.707 INFO [stderr]    |
Dec 19 12:12:49.707 INFO [stderr] 22 |         while a[i] > key && i >= 0 {
Dec 19 12:12:49.707 INFO [stderr]    |                             ^^^^^^
Dec 19 12:12:49.707 INFO [stderr]    |
Dec 19 12:12:49.707 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 19 12:12:49.707 INFO [stderr] 
Dec 19 12:12:49.745 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 12:12:49.745 INFO [stderr]   --> src/main.rs:22:29
Dec 19 12:12:49.745 INFO [stderr]    |
Dec 19 12:12:49.745 INFO [stderr] 22 |         while a[i] > key && i >= 0 {
Dec 19 12:12:49.745 INFO [stderr]    |                             ^^^^^^
Dec 19 12:12:49.745 INFO [stderr]    |
Dec 19 12:12:49.745 INFO [stderr]    = note: #[warn(unused_comparisons)] on by default
Dec 19 12:12:49.745 INFO [stderr] 
Dec 19 12:12:49.761 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Dec 19 12:12:50.027 INFO running `"docker" "inspect" "bfb9cbcceeac78949594a08bbfdb2b2e1f8aeb90fcc0c6a2b94c37fc95f2f8c8"`
Dec 19 12:12:50.134 INFO running `"docker" "rm" "-f" "bfb9cbcceeac78949594a08bbfdb2b2e1f8aeb90fcc0c6a2b94c37fc95f2f8c8"`
Dec 19 12:12:50.215 INFO [stdout] bfb9cbcceeac78949594a08bbfdb2b2e1f8aeb90fcc0c6a2b94c37fc95f2f8c8