Dec 18 17:06:35.052 INFO checking derive_type_level-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:06:35.052 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/derive_type_level/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:06:35.197 INFO [stdout] 6d766a534657939965a816d7f4d09f00171a2177c7abddd8530ca0e394633741
Dec 18 17:06:35.220 INFO running `"docker" "start" "-a" "6d766a534657939965a816d7f4d09f00171a2177c7abddd8530ca0e394633741"`
Dec 18 17:06:35.972 INFO [stderr]    Compiling core_extensions v0.1.4
Dec 18 17:06:35.972 INFO [stderr]    Compiling derive_type_level_lib v0.1.0
Dec 18 17:06:35.972 INFO [stderr]     Checking syn v0.15.23
Dec 18 17:06:35.972 INFO [stderr]     Checking regex v1.1.0
Dec 18 17:06:52.720 INFO [stderr]     Checking derive_type_level v0.1.0 (/opt/crater/workdir)
Dec 18 17:06:53.409 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.55s
Dec 18 17:06:53.748 INFO running `"docker" "inspect" "6d766a534657939965a816d7f4d09f00171a2177c7abddd8530ca0e394633741"`
Dec 18 17:06:53.835 INFO running `"docker" "rm" "-f" "6d766a534657939965a816d7f4d09f00171a2177c7abddd8530ca0e394633741"`
Dec 18 17:06:53.926 INFO [stdout] 6d766a534657939965a816d7f4d09f00171a2177c7abddd8530ca0e394633741