Dec 18 16:19:19.522 INFO checking futures-stable-preview-0.2.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:19:19.522 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/futures-stable-preview/0.2.3:/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 16:19:19.756 INFO [stdout] dcaccc7da1a39aa30f29d0bdc3a14e6bb9efc2ac03c6ba5ad251a312379e8437
Dec 18 16:19:19.758 INFO running `"docker" "start" "-a" "dcaccc7da1a39aa30f29d0bdc3a14e6bb9efc2ac03c6ba5ad251a312379e8437"`
Dec 18 16:19:20.580 INFO [stderr]     Checking futures-stable-preview v0.2.3 (/opt/crater/workdir)
Dec 18 16:19:20.904 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
Dec 18 16:19:21.170 INFO running `"docker" "inspect" "dcaccc7da1a39aa30f29d0bdc3a14e6bb9efc2ac03c6ba5ad251a312379e8437"`
Dec 18 16:19:21.270 INFO running `"docker" "rm" "-f" "dcaccc7da1a39aa30f29d0bdc3a14e6bb9efc2ac03c6ba5ad251a312379e8437"`
Dec 18 16:19:21.330 INFO [stdout] dcaccc7da1a39aa30f29d0bdc3a14e6bb9efc2ac03c6ba5ad251a312379e8437