Dec 17 13:27:51.496 INFO checking tmorgansl/integrator against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 13:27:51.497 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/tmorgansl/integrator:/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 17 13:27:51.956 INFO [stdout] 644116d62d3e9f994ae891b7dab79decb215db699d22b3a9ca9bd11925c2ee51
Dec 17 13:27:51.960 INFO running `"docker" "start" "-a" "644116d62d3e9f994ae891b7dab79decb215db699d22b3a9ca9bd11925c2ee51"`
Dec 17 13:27:53.825 INFO [stderr]     Checking libc v0.2.31
Dec 17 13:27:55.012 INFO [stderr]     Checking rand v0.3.16
Dec 17 13:27:56.220 INFO [stderr]     Checking integrator v0.1.0 (/opt/crater/workdir)
Dec 17 13:27:56.528 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
Dec 17 13:27:57.110 INFO running `"docker" "inspect" "644116d62d3e9f994ae891b7dab79decb215db699d22b3a9ca9bd11925c2ee51"`
Dec 17 13:27:57.370 INFO running `"docker" "rm" "-f" "644116d62d3e9f994ae891b7dab79decb215db699d22b3a9ca9bd11925c2ee51"`
Dec 17 13:27:57.720 INFO [stdout] 644116d62d3e9f994ae891b7dab79decb215db699d22b3a9ca9bd11925c2ee51