Dec 18 11:04:44.401 INFO checking snapshot-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:04:44.401 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/snapshot/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 11:04:44.892 INFO [stdout] 3f79e3f7e3c288384706b5e32d9f067eed32da72891d56537757b3d585fc8bc2
Dec 18 11:04:44.894 INFO running `"docker" "start" "-a" "3f79e3f7e3c288384706b5e32d9f067eed32da72891d56537757b3d585fc8bc2"`
Dec 18 11:04:45.856 INFO [stderr]     Checking pretty_assertions v0.2.1
Dec 18 11:04:45.864 INFO [stderr]    Compiling syn v0.14.9
Dec 18 11:04:59.903 INFO [stderr]    Compiling snapshot-proc-macro v0.1.0
Dec 18 11:05:01.247 INFO [stderr]     Checking snapshot v0.1.0 (/opt/crater/workdir)
Dec 18 11:05:02.517 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.69s
Dec 18 11:05:02.742 INFO running `"docker" "inspect" "3f79e3f7e3c288384706b5e32d9f067eed32da72891d56537757b3d585fc8bc2"`
Dec 18 11:05:02.832 INFO running `"docker" "rm" "-f" "3f79e3f7e3c288384706b5e32d9f067eed32da72891d56537757b3d585fc8bc2"`
Dec 18 11:05:02.932 INFO [stdout] 3f79e3f7e3c288384706b5e32d9f067eed32da72891d56537757b3d585fc8bc2