Dec 19 17:13:32.666 INFO checking et4te/swim against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 17:13:32.667 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/et4te/swim:/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 17:13:32.842 INFO [stdout] 12c0cf4949054d7c047c5d76b03e1b841f6d61d436cd53b3510cc3c9f663a52f
Dec 19 17:13:32.844 INFO running `"docker" "start" "-a" "12c0cf4949054d7c047c5d76b03e1b841f6d61d436cd53b3510cc3c9f663a52f"`
Dec 19 17:13:33.429 INFO [stderr] error: failed to load source for a dependency on `crossbeam`
Dec 19 17:13:33.429 INFO [stderr] 
Dec 19 17:13:33.429 INFO [stderr] Caused by:
Dec 19 17:13:33.429 INFO [stderr]   Unable to update https://github.com/crossbeam-rs/crossbeam#d627067b
Dec 19 17:13:33.429 INFO [stderr] 
Dec 19 17:13:33.429 INFO [stderr] Caused by:
Dec 19 17:13:33.429 INFO [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
Dec 19 17:13:33.429 INFO [stderr] 
Dec 19 17:13:33.429 INFO [stderr] Caused by:
Dec 19 17:13:33.429 INFO [stderr]   Read-only file system (os error 30)
Dec 19 17:13:33.667 INFO running `"docker" "inspect" "12c0cf4949054d7c047c5d76b03e1b841f6d61d436cd53b3510cc3c9f663a52f"`
Dec 19 17:13:33.787 INFO running `"docker" "rm" "-f" "12c0cf4949054d7c047c5d76b03e1b841f6d61d436cd53b3510cc3c9f663a52f"`
Dec 19 17:13:33.952 INFO [stdout] 12c0cf4949054d7c047c5d76b03e1b841f6d61d436cd53b3510cc3c9f663a52f