Dec 18 11:24:09.986 INFO checking serde07-0.7.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:24:09.986 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/reg/serde07/0.7.0:/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 11:24:10.198 INFO [stdout] d2868d6491529a7ffdf5f713ac6d4b3100e79c5f9d478b318d6e4b2576071fe3
Dec 18 11:24:10.200 INFO running `"docker" "start" "-a" "d2868d6491529a7ffdf5f713ac6d4b3100e79c5f9d478b318d6e4b2576071fe3"`
Dec 18 11:24:10.837 INFO [stderr]     Checking serde v0.7.15
Dec 18 11:24:14.309 INFO [stderr]     Checking serde07 v0.7.0 (/opt/crater/workdir)
Dec 18 11:24:14.557 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
Dec 18 11:24:14.986 INFO running `"docker" "inspect" "d2868d6491529a7ffdf5f713ac6d4b3100e79c5f9d478b318d6e4b2576071fe3"`
Dec 18 11:24:15.202 INFO running `"docker" "rm" "-f" "d2868d6491529a7ffdf5f713ac6d4b3100e79c5f9d478b318d6e4b2576071fe3"`
Dec 18 11:24:15.579 INFO [stdout] d2868d6491529a7ffdf5f713ac6d4b3100e79c5f9d478b318d6e4b2576071fe3