Dec 19 15:04:22.571 INFO checking jnicklas/partners against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 15:04:22.571 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/jnicklas/partners:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:04:22.856 INFO [stdout] 15cf972c7bd2e2a623dce97284faf65cd21366a394cbf5c9291105f3d69a1f7c
Dec 19 15:04:22.862 INFO running `"docker" "start" "-a" "15cf972c7bd2e2a623dce97284faf65cd21366a394cbf5c9291105f3d69a1f7c"`
Dec 19 15:04:24.421 INFO [stderr]     Checking clap v2.29.4
Dec 19 15:04:24.433 INFO [stderr]     Checking docopt v0.6.86
Dec 19 15:04:29.091 INFO [stderr]     Checking partners v0.2.1 (/opt/crater/workdir)
Dec 19 15:04:30.225 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.93s
Dec 19 15:04:31.181 INFO running `"docker" "inspect" "15cf972c7bd2e2a623dce97284faf65cd21366a394cbf5c9291105f3d69a1f7c"`
Dec 19 15:04:31.557 INFO running `"docker" "rm" "-f" "15cf972c7bd2e2a623dce97284faf65cd21366a394cbf5c9291105f3d69a1f7c"`
Dec 19 15:04:31.873 INFO [stdout] 15cf972c7bd2e2a623dce97284faf65cd21366a394cbf5c9291105f3d69a1f7c