Dec 19 09:25:43.981 INFO checking sapphie132/sapphogram against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:25:43.982 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/sapphie132/sapphogram:/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 09:25:44.492 INFO [stdout] 8f7e563829a5ec8ddc5426a3523d8d9cfa0d3479775e485626d41b63c1485cdd
Dec 19 09:25:44.494 INFO running `"docker" "start" "-a" "8f7e563829a5ec8ddc5426a3523d8d9cfa0d3479775e485626d41b63c1485cdd"`
Dec 19 09:25:45.748 INFO [stderr]    Compiling ring v0.13.2
Dec 19 09:25:45.748 INFO [stderr]     Checking mio v0.6.15
Dec 19 09:25:52.763 INFO [stderr]     Checking sapphogram v0.1.0 (/opt/crater/workdir)
Dec 19 09:25:54.048 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.37s
Dec 19 09:25:54.614 INFO running `"docker" "inspect" "8f7e563829a5ec8ddc5426a3523d8d9cfa0d3479775e485626d41b63c1485cdd"`
Dec 19 09:25:54.786 INFO running `"docker" "rm" "-f" "8f7e563829a5ec8ddc5426a3523d8d9cfa0d3479775e485626d41b63c1485cdd"`
Dec 19 09:25:55.102 INFO [stdout] 8f7e563829a5ec8ddc5426a3523d8d9cfa0d3479775e485626d41b63c1485cdd