Sep 20 21:49:50.274 INFO checking mullvad/mullvadvpn-app against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394 Sep 20 21:49:50.275 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets Sep 20 21:49:50.275 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 20 21:49:50.624 INFO blam! 9c197c9ff215d25c0464e845b2f91a6eb97690ffbb30991997df9a7d43d0769c Sep 20 21:49:50.625 INFO running `"docker" "start" "-a" "9c197c9ff215d25c0464e845b2f91a6eb97690ffbb30991997df9a7d43d0769c"` Sep 20 21:49:52.235 INFO kablam! usermod: no changes Sep 20 21:49:52.314 INFO kablam! error: failed to load source for a dependency on `jsonrpc-core` Sep 20 21:49:52.314 INFO kablam! Sep 20 21:49:52.314 INFO kablam! Caused by: Sep 20 21:49:52.314 INFO kablam! Unable to update https://github.com/mullvad/jsonrpc?branch=make-ipc-server-concurrent-part-deux#40344ea4 Sep 20 21:49:52.314 INFO kablam! Sep 20 21:49:52.314 INFO kablam! Caused by: Sep 20 21:49:52.314 INFO kablam! failed to open: /cargo-home/git/.cargo-lock-git Sep 20 21:49:52.314 INFO kablam! Sep 20 21:49:52.314 INFO kablam! Caused by: Sep 20 21:49:52.314 INFO kablam! Read-only file system (os error 30) Sep 20 21:49:52.314 INFO kablam! su: No module specific data is present Sep 20 21:49:53.141 INFO running `"docker" "rm" "-f" "9c197c9ff215d25c0464e845b2f91a6eb97690ffbb30991997df9a7d43d0769c"` Sep 20 21:49:53.255 INFO blam! 9c197c9ff215d25c0464e845b2f91a6eb97690ffbb30991997df9a7d43d0769c