Aug 17 03:19:43.616 INFO checking comnik/declarative-dataflow against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 03:19:43.616 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 03:19:43.616 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 03:19:43.616 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 03:19:43.850 INFO blam! b91417a392d644ba5448bafdd93ae9ee6aa0513e83f3f7b5877223d158c1410d
Aug 17 03:19:43.852 INFO running `"docker" "start" "-a" "b91417a392d644ba5448bafdd93ae9ee6aa0513e83f3f7b5877223d158c1410d"`
Aug 17 03:19:44.790 INFO kablam! error: failed to load source for a dependency on `differential-dataflow`
Aug 17 03:19:44.791 INFO kablam! 
Aug 17 03:19:44.791 INFO kablam! Caused by:
Aug 17 03:19:44.791 INFO kablam!   Unable to update https://github.com/frankmcsherry/differential-dataflow#97095d0b
Aug 17 03:19:44.791 INFO kablam! 
Aug 17 03:19:44.791 INFO kablam! Caused by:
Aug 17 03:19:44.791 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Aug 17 03:19:44.791 INFO kablam! 
Aug 17 03:19:44.791 INFO kablam! Caused by:
Aug 17 03:19:44.791 INFO kablam!   Read-only file system (os error 30)
Aug 17 03:19:44.800 INFO kablam! su: No module specific data is present
Aug 17 03:19:45.383 INFO running `"docker" "rm" "-f" "b91417a392d644ba5448bafdd93ae9ee6aa0513e83f3f7b5877223d158c1410d"`
Aug 17 03:19:45.534 INFO blam! b91417a392d644ba5448bafdd93ae9ee6aa0513e83f3f7b5877223d158c1410d