Dec 19 14:12:45.920 INFO checking koba-e964/mining-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 14:12:45.921 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/koba-e964/mining-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 14:12:46.187 INFO [stdout] a6e0fd05460067071af59511efb4789a57e6e67a781953eac0b878e376676f8a
Dec 19 14:12:46.189 INFO running `"docker" "start" "-a" "a6e0fd05460067071af59511efb4789a57e6e67a781953eac0b878e376676f8a"`
Dec 19 14:12:46.816 INFO [stderr]     Checking rand v0.4.1
Dec 19 14:12:46.817 INFO [stderr]     Checking rust-crypto v0.2.36
Dec 19 14:12:51.956 INFO [stderr]     Checking mining-rust v0.1.0 (/opt/crater/workdir)
Dec 19 14:12:52.456 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.67s
Dec 19 14:12:53.196 INFO running `"docker" "inspect" "a6e0fd05460067071af59511efb4789a57e6e67a781953eac0b878e376676f8a"`
Dec 19 14:12:53.370 INFO running `"docker" "rm" "-f" "a6e0fd05460067071af59511efb4789a57e6e67a781953eac0b878e376676f8a"`
Dec 19 14:12:53.653 INFO [stdout] a6e0fd05460067071af59511efb4789a57e6e67a781953eac0b878e376676f8a