Sep 03 19:25:18.728 INFO checking comnik/declarative-dataflow against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 19:25:18.728 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 19:25:18.728 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-1/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 19:25:18.981 INFO blam! 9e2cc9cdb7432ac3c56aef209cdf2f67b458368449bb686f840d36905dcecf79
Sep 03 19:25:18.984 INFO running `"docker" "start" "-a" "9e2cc9cdb7432ac3c56aef209cdf2f67b458368449bb686f840d36905dcecf79"`
Sep 03 19:25:19.952 INFO kablam! error: failed to load source for a dependency on `differential-dataflow`
Sep 03 19:25:19.952 INFO kablam! 
Sep 03 19:25:19.952 INFO kablam! Caused by:
Sep 03 19:25:19.952 INFO kablam!   Unable to update https://github.com/frankmcsherry/differential-dataflow#97095d0b
Sep 03 19:25:19.952 INFO kablam! 
Sep 03 19:25:19.952 INFO kablam! Caused by:
Sep 03 19:25:19.952 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 03 19:25:19.953 INFO kablam! 
Sep 03 19:25:19.953 INFO kablam! Caused by:
Sep 03 19:25:19.953 INFO kablam!   Read-only file system (os error 30)
Sep 03 19:25:19.954 INFO kablam! su: No module specific data is present
Sep 03 19:25:20.447 INFO running `"docker" "rm" "-f" "9e2cc9cdb7432ac3c56aef209cdf2f67b458368449bb686f840d36905dcecf79"`
Sep 03 19:25:20.618 INFO blam! 9e2cc9cdb7432ac3c56aef209cdf2f67b458368449bb686f840d36905dcecf79