Sep 03 17:31:59.328 INFO checking mattdeboard/rs-pugbot against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 17:31:59.328 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 17:31:59.328 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/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 17:31:59.577 INFO blam! 905f9f80952f7729d8c4e66a26c5545f6b8fb9298a3ab3ffb11d547cb600ddb6
Sep 03 17:31:59.579 INFO running `"docker" "start" "-a" "905f9f80952f7729d8c4e66a26c5545f6b8fb9298a3ab3ffb11d547cb600ddb6"`
Sep 03 17:32:00.538 INFO kablam! warning: unused manifest key: package.features
Sep 03 17:32:00.587 INFO kablam! error: failed to load source for a dependency on `serenity`
Sep 03 17:32:00.587 INFO kablam! 
Sep 03 17:32:00.587 INFO kablam! Caused by:
Sep 03 17:32:00.587 INFO kablam!   Unable to update https://github.com/zeyla/serenity.git#29377922
Sep 03 17:32:00.587 INFO kablam! 
Sep 03 17:32:00.587 INFO kablam! Caused by:
Sep 03 17:32:00.587 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 03 17:32:00.587 INFO kablam! 
Sep 03 17:32:00.587 INFO kablam! Caused by:
Sep 03 17:32:00.587 INFO kablam!   Read-only file system (os error 30)
Sep 03 17:32:00.588 INFO kablam! su: No module specific data is present
Sep 03 17:32:01.146 INFO running `"docker" "rm" "-f" "905f9f80952f7729d8c4e66a26c5545f6b8fb9298a3ab3ffb11d547cb600ddb6"`
Sep 03 17:32:01.309 INFO blam! 905f9f80952f7729d8c4e66a26c5545f6b8fb9298a3ab3ffb11d547cb600ddb6