Dec 18 10:35:30.212 INFO checking synapse-rpc-0.1.20 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 10:35:30.212 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/reg/synapse-rpc/0.1.20:/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 10:35:30.469 INFO [stdout] c67c6e0fcabee5a2ac3f004c6ae609dc9f714bdf2686d442cb5c4e431435eb08
Dec 18 10:35:30.471 INFO running `"docker" "start" "-a" "c67c6e0fcabee5a2ac3f004c6ae609dc9f714bdf2686d442cb5c4e431435eb08"`
Dec 18 10:35:31.796 INFO [stderr]     Checking chrono v0.4.6
Dec 18 10:35:33.857 INFO [stderr]     Checking synapse-rpc v0.1.20 (/opt/crater/workdir)
Dec 18 10:35:39.958 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.26s
Dec 18 10:35:40.492 INFO running `"docker" "inspect" "c67c6e0fcabee5a2ac3f004c6ae609dc9f714bdf2686d442cb5c4e431435eb08"`
Dec 18 10:35:40.609 INFO running `"docker" "rm" "-f" "c67c6e0fcabee5a2ac3f004c6ae609dc9f714bdf2686d442cb5c4e431435eb08"`
Dec 18 10:35:40.740 INFO [stdout] c67c6e0fcabee5a2ac3f004c6ae609dc9f714bdf2686d442cb5c4e431435eb08