Dec 18 11:08:02.897 INFO checking slog_derive-0.1.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:08:02.897 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/slog_derive/0.1.1:/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 11:08:03.050 INFO [stdout] f41a8e213948e63aa8d7e6594d9a59a44009b517a963dd9529429de80671f586
Dec 18 11:08:03.052 INFO running `"docker" "start" "-a" "f41a8e213948e63aa8d7e6594d9a59a44009b517a963dd9529429de80671f586"`
Dec 18 11:08:03.646 INFO [stderr]    Compiling slog v2.4.1
Dec 18 11:08:03.651 INFO [stderr]     Checking erased-serde v0.3.6
Dec 18 11:08:03.651 INFO [stderr]     Checking syn v0.15.23
Dec 18 11:08:07.159 INFO [stderr]     Checking slog-term v2.4.0
Dec 18 11:08:09.298 INFO [stderr]     Checking slog_derive v0.1.1 (/opt/crater/workdir)
Dec 18 11:08:09.960 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.38s
Dec 18 11:08:11.111 INFO running `"docker" "inspect" "f41a8e213948e63aa8d7e6594d9a59a44009b517a963dd9529429de80671f586"`
Dec 18 11:08:11.226 INFO running `"docker" "rm" "-f" "f41a8e213948e63aa8d7e6594d9a59a44009b517a963dd9529429de80671f586"`
Dec 18 11:08:11.307 INFO [stdout] f41a8e213948e63aa8d7e6594d9a59a44009b517a963dd9529429de80671f586