Dec 19 06:22:53.501 INFO checking universum-os/kernel against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 06:22:53.501 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/universum-os/kernel:/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 06:22:53.882 INFO [stdout] 109355059d933e76fed64d88c046dbca89441d580d3ff0fe90194d6b28611217
Dec 19 06:22:53.884 INFO running `"docker" "start" "-a" "109355059d933e76fed64d88c046dbca89441d580d3ff0fe90194d6b28611217"`
Dec 19 06:22:55.496 INFO [stderr] error: failed to load source for a dependency on `universum-boot`
Dec 19 06:22:55.496 INFO [stderr] 
Dec 19 06:22:55.496 INFO [stderr] Caused by:
Dec 19 06:22:55.497 INFO [stderr]   Unable to update https://github.com/universum-os/boot.git#b3388e39
Dec 19 06:22:55.497 INFO [stderr] 
Dec 19 06:22:55.497 INFO [stderr] Caused by:
Dec 19 06:22:55.497 INFO [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
Dec 19 06:22:55.497 INFO [stderr] 
Dec 19 06:22:55.497 INFO [stderr] Caused by:
Dec 19 06:22:55.497 INFO [stderr]   Read-only file system (os error 30)
Dec 19 06:22:56.082 INFO running `"docker" "inspect" "109355059d933e76fed64d88c046dbca89441d580d3ff0fe90194d6b28611217"`
Dec 19 06:22:56.578 INFO running `"docker" "rm" "-f" "109355059d933e76fed64d88c046dbca89441d580d3ff0fe90194d6b28611217"`
Dec 19 06:22:56.896 INFO [stdout] 109355059d933e76fed64d88c046dbca89441d580d3ff0fe90194d6b28611217