Sep 19 12:59:02.659 INFO checking mattdeboard/rs-pugbot against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 12:59:02.659 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 12:59:02.659 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 12:59:03.040 INFO blam! 17a199a0f41bd98d9c3af9f79bac22917f6bb8c7d8a9752473c76d7d2f9d0c3d
Sep 19 12:59:03.047 INFO running `"docker" "start" "-a" "17a199a0f41bd98d9c3af9f79bac22917f6bb8c7d8a9752473c76d7d2f9d0c3d"`
Sep 19 12:59:04.421 INFO kablam! usermod: no changes
Sep 19 12:59:04.469 INFO kablam! warning: unused manifest key: package.features
Sep 19 12:59:04.535 INFO kablam! error: failed to load source for a dependency on `serenity`
Sep 19 12:59:04.535 INFO kablam! 
Sep 19 12:59:04.535 INFO kablam! Caused by:
Sep 19 12:59:04.535 INFO kablam!   Unable to update https://github.com/zeyla/serenity.git#29377922
Sep 19 12:59:04.535 INFO kablam! 
Sep 19 12:59:04.535 INFO kablam! Caused by:
Sep 19 12:59:04.535 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 19 12:59:04.535 INFO kablam! 
Sep 19 12:59:04.535 INFO kablam! Caused by:
Sep 19 12:59:04.535 INFO kablam!   Read-only file system (os error 30)
Sep 19 12:59:04.544 INFO kablam! su: No module specific data is present
Sep 19 12:59:05.425 INFO running `"docker" "rm" "-f" "17a199a0f41bd98d9c3af9f79bac22917f6bb8c7d8a9752473c76d7d2f9d0c3d"`
Sep 19 12:59:05.647 INFO blam! 17a199a0f41bd98d9c3af9f79bac22917f6bb8c7d8a9752473c76d7d2f9d0c3d