Dec 17 12:49:02.980 INFO checking unixpickle/locky-puzzle against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 12:49:02.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/unixpickle/locky-puzzle:/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 17 12:49:03.491 INFO [stdout] d0cbaa7e7fbe089104729291b35e4f3e4171a76ef4af67ab332daf2d6f93652b
Dec 17 12:49:03.493 INFO running `"docker" "start" "-a" "d0cbaa7e7fbe089104729291b35e4f3e4171a76ef4af67ab332daf2d6f93652b"`
Dec 17 12:49:05.960 INFO [stderr]     Checking bitflags v1.0.2
Dec 17 12:49:06.161 INFO [stderr]     Checking clap v2.31.2
Dec 17 12:49:10.712 INFO [stderr]     Checking locky-puzzle v0.1.0 (/opt/crater/workdir)
Dec 17 12:49:13.180 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.29s
Dec 17 12:49:14.050 INFO running `"docker" "inspect" "d0cbaa7e7fbe089104729291b35e4f3e4171a76ef4af67ab332daf2d6f93652b"`
Dec 17 12:49:14.296 INFO running `"docker" "rm" "-f" "d0cbaa7e7fbe089104729291b35e4f3e4171a76ef4af67ab332daf2d6f93652b"`
Dec 17 12:49:14.563 INFO [stdout] d0cbaa7e7fbe089104729291b35e4f3e4171a76ef4af67ab332daf2d6f93652b