Dec 18 15:51:46.268 INFO checking google-cloudbuild1-cli-1.0.8+20181011 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 15:51:46.269 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/google-cloudbuild1-cli/1.0.8+20181011:/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 15:51:46.570 INFO [stdout] a7416a2e2b7b98f1f3b73ea123e95d0e8fbdb707dd47b89854e1d5f3e71a5bc4
Dec 18 15:51:46.574 INFO running `"docker" "start" "-a" "a7416a2e2b7b98f1f3b73ea123e95d0e8fbdb707dd47b89854e1d5f3e71a5bc4"`
Dec 18 15:51:47.500 INFO [stderr]     Checking google-cloudbuild1 v1.0.8+20181011
Dec 18 15:51:51.692 INFO [stderr]     Checking google-cloudbuild1-cli v1.0.8+20181011 (/opt/crater/workdir)
Dec 18 15:51:54.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.30s
Dec 18 15:51:55.806 INFO running `"docker" "inspect" "a7416a2e2b7b98f1f3b73ea123e95d0e8fbdb707dd47b89854e1d5f3e71a5bc4"`
Dec 18 15:51:56.200 INFO running `"docker" "rm" "-f" "a7416a2e2b7b98f1f3b73ea123e95d0e8fbdb707dd47b89854e1d5f3e71a5bc4"`
Dec 18 15:51:56.580 INFO [stdout] a7416a2e2b7b98f1f3b73ea123e95d0e8fbdb707dd47b89854e1d5f3e71a5bc4