Dec 19 19:09:07.162 INFO checking cgm616/couscous against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 19:09:07.163 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/cgm616/couscous:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:09:07.403 INFO [stdout] dcbc7259b8ab0ea5035328bb6d55c402ae6553740f859202c071a41bed6a4947
Dec 19 19:09:07.405 INFO running `"docker" "start" "-a" "dcbc7259b8ab0ea5035328bb6d55c402ae6553740f859202c071a41bed6a4947"`
Dec 19 19:09:07.968 INFO [stderr] error: failed to resolve patches for `https://github.com/rust-lang/crates.io-index`
Dec 19 19:09:07.968 INFO [stderr] 
Dec 19 19:09:07.968 INFO [stderr] Caused by:
Dec 19 19:09:07.968 INFO [stderr]   failed to load source for a dependency on `nrf51`
Dec 19 19:09:07.968 INFO [stderr] 
Dec 19 19:09:07.968 INFO [stderr] Caused by:
Dec 19 19:09:07.969 INFO [stderr]   Unable to update https://github.com/therealprof/nrf51.git#498ad0b8
Dec 19 19:09:07.969 INFO [stderr] 
Dec 19 19:09:07.969 INFO [stderr] Caused by:
Dec 19 19:09:07.969 INFO [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
Dec 19 19:09:07.969 INFO [stderr] 
Dec 19 19:09:07.969 INFO [stderr] Caused by:
Dec 19 19:09:07.969 INFO [stderr]   Read-only file system (os error 30)
Dec 19 19:09:08.210 INFO running `"docker" "inspect" "dcbc7259b8ab0ea5035328bb6d55c402ae6553740f859202c071a41bed6a4947"`
Dec 19 19:09:08.306 INFO running `"docker" "rm" "-f" "dcbc7259b8ab0ea5035328bb6d55c402ae6553740f859202c071a41bed6a4947"`
Dec 19 19:09:08.392 INFO [stdout] dcbc7259b8ab0ea5035328bb6d55c402ae6553740f859202c071a41bed6a4947