Dec 18 09:42:56.655 INFO checking unreliable-message-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:42:56.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/unreliable-message/0.1.0:/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 09:42:56.996 INFO [stdout] 7916098f215d3df260240dbe97cde23f9ae61ad281099114cfd8c99d16d30289
Dec 18 09:42:56.998 INFO running `"docker" "start" "-a" "7916098f215d3df260240dbe97cde23f9ae61ad281099114cfd8c99d16d30289"`
Dec 18 09:42:57.950 INFO [stderr]     Checking serde v0.7.15
Dec 18 09:42:57.958 INFO [stderr]     Checking vec_map v0.0.1
Dec 18 09:43:01.463 INFO [stderr]     Checking bincode v0.5.9
Dec 18 09:43:02.359 INFO [stderr]     Checking unreliable-message v0.1.0 (/opt/crater/workdir)
Dec 18 09:43:03.188 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
Dec 18 09:43:03.606 INFO running `"docker" "inspect" "7916098f215d3df260240dbe97cde23f9ae61ad281099114cfd8c99d16d30289"`
Dec 18 09:43:03.690 INFO running `"docker" "rm" "-f" "7916098f215d3df260240dbe97cde23f9ae61ad281099114cfd8c99d16d30289"`
Dec 18 09:43:03.797 INFO [stdout] 7916098f215d3df260240dbe97cde23f9ae61ad281099114cfd8c99d16d30289