Dec 18 02:39:23.015 INFO checking cdouglass/random_fun against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 02:39:23.016 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/cdouglass/random_fun:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 02:39:23.494 INFO [stdout] bec436d1c6c8be519a9ab044a955967a7f92bbd20071bfce7c66dc145236b2a5
Dec 18 02:39:23.496 INFO running `"docker" "start" "-a" "bec436d1c6c8be519a9ab044a955967a7f92bbd20071bfce7c66dc145236b2a5"`
Dec 18 02:39:25.653 INFO [stderr]     Checking hyper v0.10.13
Dec 18 02:39:29.617 INFO [stderr]     Checking hyper-native-tls v0.2.4
Dec 18 02:39:30.144 INFO [stderr]     Checking random_fun v0.1.0 (/opt/crater/workdir)
Dec 18 02:39:30.789 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.33s
Dec 18 02:39:31.210 INFO running `"docker" "inspect" "bec436d1c6c8be519a9ab044a955967a7f92bbd20071bfce7c66dc145236b2a5"`
Dec 18 02:39:31.414 INFO running `"docker" "rm" "-f" "bec436d1c6c8be519a9ab044a955967a7f92bbd20071bfce7c66dc145236b2a5"`
Dec 18 02:39:31.560 INFO [stdout] bec436d1c6c8be519a9ab044a955967a7f92bbd20071bfce7c66dc145236b2a5