Dec 19 12:13:08.369 INFO checking mullr/racer-with-combine-repro against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 12:13:08.369 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/mullr/racer-with-combine-repro:/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 12:13:08.870 INFO [stdout] a3419a0bed2ead7abfa9bf9219f0cd46896bdad357dbca8ae77eae785d717acc
Dec 19 12:13:08.874 INFO running `"docker" "start" "-a" "a3419a0bed2ead7abfa9bf9219f0cd46896bdad357dbca8ae77eae785d717acc"`
Dec 19 12:13:10.744 INFO [stderr]     Checking either v1.5.0
Dec 19 12:13:11.236 INFO [stderr]     Checking combine v3.3.2
Dec 19 12:13:29.500 INFO [stderr]     Checking racer-with-combine-repro v0.1.0 (/opt/crater/workdir)
Dec 19 12:13:29.933 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.26s
Dec 19 12:13:30.475 INFO running `"docker" "inspect" "a3419a0bed2ead7abfa9bf9219f0cd46896bdad357dbca8ae77eae785d717acc"`
Dec 19 12:13:30.810 INFO running `"docker" "rm" "-f" "a3419a0bed2ead7abfa9bf9219f0cd46896bdad357dbca8ae77eae785d717acc"`
Dec 19 12:13:31.089 INFO [stdout] a3419a0bed2ead7abfa9bf9219f0cd46896bdad357dbca8ae77eae785d717acc