Dec 04 18:55:52.544 INFO checking exul/matrix-rocketchat against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:55:52.545 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 18:55:53.032 INFO [stdout] 926fb79812f667300136e81e944dc65afdc67a70f059cfefd00b11021cc00cdf
Dec 04 18:55:53.035 INFO running `"docker" "start" "-a" "926fb79812f667300136e81e944dc65afdc67a70f059cfefd00b11021cc00cdf"`
Dec 04 18:55:54.290 INFO [stderr] usermod: no changes
Dec 04 18:55:54.466 INFO [stderr] error: failed to load source for a dependency on `ruma-client-api`
Dec 04 18:55:54.466 INFO [stderr] 
Dec 04 18:55:54.466 INFO [stderr] Caused by:
Dec 04 18:55:54.466 INFO [stderr]   Unable to update https://github.com/exul/ruma-client-api.git#7706d529
Dec 04 18:55:54.466 INFO [stderr] 
Dec 04 18:55:54.466 INFO [stderr] Caused by:
Dec 04 18:55:54.466 INFO [stderr]   failed to open: /cargo-home/git/.cargo-lock-git
Dec 04 18:55:54.466 INFO [stderr] 
Dec 04 18:55:54.466 INFO [stderr] Caused by:
Dec 04 18:55:54.466 INFO [stderr]   Read-only file system (os error 30)
Dec 04 18:55:54.475 INFO [stderr] su: No module specific data is present
Dec 04 18:55:55.075 INFO running `"docker" "inspect" "926fb79812f667300136e81e944dc65afdc67a70f059cfefd00b11021cc00cdf"`
Dec 04 18:55:55.283 INFO running `"docker" "rm" "-f" "926fb79812f667300136e81e944dc65afdc67a70f059cfefd00b11021cc00cdf"`
Dec 04 18:55:55.467 INFO [stdout] 926fb79812f667300136e81e944dc65afdc67a70f059cfefd00b11021cc00cdf