Dec 19 13:17:49.655 INFO checking lyuha/bf.rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:17:49.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lyuha/bf.rs:/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 13:17:49.858 INFO [stdout] 47c7871ca79dcda2ea6e12a9ff94d88d14b80a90ad041a6319611d7d37282b96
Dec 19 13:17:49.866 INFO running `"docker" "start" "-a" "47c7871ca79dcda2ea6e12a9ff94d88d14b80a90ad041a6319611d7d37282b96"`
Dec 19 13:17:50.384 INFO [stderr]     Checking bf_rs v0.1.0 (/opt/crater/workdir)
Dec 19 13:17:50.544 INFO [stderr] warning: unused variable: `e`
Dec 19 13:17:50.544 INFO [stderr]   --> src/main.rs:15:24
Dec 19 13:17:50.544 INFO [stderr]    |
Dec 19 13:17:50.544 INFO [stderr] 15 |             if let Err(e) = f.read_to_string(&mut buffer) {
Dec 19 13:17:50.544 INFO [stderr]    |                        ^ help: consider using `_e` instead
Dec 19 13:17:50.544 INFO [stderr]    |
Dec 19 13:17:50.544 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:17:50.544 INFO [stderr] 
Dec 19 13:17:50.558 INFO [stderr] warning: unused variable: `e`
Dec 19 13:17:50.560 INFO [stderr]   --> src/main.rs:15:24
Dec 19 13:17:50.560 INFO [stderr]    |
Dec 19 13:17:50.560 INFO [stderr] 15 |             if let Err(e) = f.read_to_string(&mut buffer) {
Dec 19 13:17:50.560 INFO [stderr]    |                        ^ help: consider using `_e` instead
Dec 19 13:17:50.560 INFO [stderr]    |
Dec 19 13:17:50.560 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:17:50.560 INFO [stderr] 
Dec 19 13:17:50.610 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
Dec 19 13:17:51.084 INFO running `"docker" "inspect" "47c7871ca79dcda2ea6e12a9ff94d88d14b80a90ad041a6319611d7d37282b96"`
Dec 19 13:17:51.263 INFO running `"docker" "rm" "-f" "47c7871ca79dcda2ea6e12a9ff94d88d14b80a90ad041a6319611d7d37282b96"`
Dec 19 13:17:51.540 INFO [stdout] 47c7871ca79dcda2ea6e12a9ff94d88d14b80a90ad041a6319611d7d37282b96