Dec 18 15:53:22.489 INFO checking google-appengine1-cli-1.0.8+20181005 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 15:53:22.489 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/google-appengine1-cli/1.0.8+20181005:/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 15:53:22.683 INFO [stdout] 689fd99679b326b1f59498598c4c5952b86c0d42fe3035e020f0816acbc0d2b8
Dec 18 15:53:22.685 INFO running `"docker" "start" "-a" "689fd99679b326b1f59498598c4c5952b86c0d42fe3035e020f0816acbc0d2b8"`
Dec 18 15:53:23.280 INFO [stderr]     Checking google-appengine1 v1.0.8+20181005
Dec 18 15:53:31.687 INFO [stderr]     Checking google-appengine1-cli v1.0.8+20181005 (/opt/crater/workdir)
Dec 18 15:53:37.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.71s
Dec 18 15:53:38.254 INFO running `"docker" "inspect" "689fd99679b326b1f59498598c4c5952b86c0d42fe3035e020f0816acbc0d2b8"`
Dec 18 15:53:38.394 INFO running `"docker" "rm" "-f" "689fd99679b326b1f59498598c4c5952b86c0d42fe3035e020f0816acbc0d2b8"`
Dec 18 15:53:38.470 INFO [stdout] 689fd99679b326b1f59498598c4c5952b86c0d42fe3035e020f0816acbc0d2b8