Sep 14 04:50:48.652 INFO checking comnik/declarative-dataflow against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 04:50:48.652 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 04:50:48.652 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-6/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 04:50:49.038 INFO blam! a00aae55192c55efeabf7d92c0c6fbe726d370f0695b368e05c5db61938f5678
Sep 14 04:50:49.040 INFO running `"docker" "start" "-a" "a00aae55192c55efeabf7d92c0c6fbe726d370f0695b368e05c5db61938f5678"`
Sep 14 04:50:50.786 INFO kablam! usermod: no changes
Sep 14 04:50:50.859 INFO kablam! error: failed to load source for a dependency on `differential-dataflow`
Sep 14 04:50:50.859 INFO kablam! 
Sep 14 04:50:50.859 INFO kablam! Caused by:
Sep 14 04:50:50.859 INFO kablam!   Unable to update https://github.com/frankmcsherry/differential-dataflow#97095d0b
Sep 14 04:50:50.859 INFO kablam! 
Sep 14 04:50:50.859 INFO kablam! Caused by:
Sep 14 04:50:50.859 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 14 04:50:50.859 INFO kablam! 
Sep 14 04:50:50.859 INFO kablam! Caused by:
Sep 14 04:50:50.859 INFO kablam!   Read-only file system (os error 30)
Sep 14 04:50:50.883 INFO kablam! su: No module specific data is present
Sep 14 04:50:52.112 INFO running `"docker" "rm" "-f" "a00aae55192c55efeabf7d92c0c6fbe726d370f0695b368e05c5db61938f5678"`
Sep 14 04:50:52.355 INFO blam! a00aae55192c55efeabf7d92c0c6fbe726d370f0695b368e05c5db61938f5678