Dec 19 13:49:32.520 INFO checking lawliet89/data-encoding-mime against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:49:32.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lawliet89/data-encoding-mime:/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 13:49:33.025 INFO [stdout] fd4138d46c9df5ca509c762dc5a569c7361e9a1e4f5806cf54cf78a60f7e3508
Dec 19 13:49:33.030 INFO running `"docker" "start" "-a" "fd4138d46c9df5ca509c762dc5a569c7361e9a1e4f5806cf54cf78a60f7e3508"`
Dec 19 13:49:34.908 INFO [stderr]     Checking data-encoding v2.0.0-rc.1
Dec 19 13:49:35.706 INFO [stderr]     Checking data-encoding-mime v0.1.0 (/opt/crater/workdir)
Dec 19 13:49:36.157 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Dec 19 13:49:37.554 INFO running `"docker" "inspect" "fd4138d46c9df5ca509c762dc5a569c7361e9a1e4f5806cf54cf78a60f7e3508"`
Dec 19 13:49:37.928 INFO running `"docker" "rm" "-f" "fd4138d46c9df5ca509c762dc5a569c7361e9a1e4f5806cf54cf78a60f7e3508"`
Dec 19 13:49:38.303 INFO [stdout] fd4138d46c9df5ca509c762dc5a569c7361e9a1e4f5806cf54cf78a60f7e3508