Sep 19 13:09:08.840 INFO checking linkerd/linkerd2-proxy against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 13:09:08.840 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 13:09:08.840 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-0/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 13:09:09.376 INFO blam! 90c4754d844a10c21a71050bb586216f867f4daa320d290eab86c3b25ebf47ca
Sep 19 13:09:09.381 INFO running `"docker" "start" "-a" "90c4754d844a10c21a71050bb586216f867f4daa320d290eab86c3b25ebf47ca"`
Sep 19 13:09:11.322 INFO kablam! usermod: no changes
Sep 19 13:09:11.427 INFO kablam! error: failed to load source for a dependency on `futures-watch`
Sep 19 13:09:11.427 INFO kablam! 
Sep 19 13:09:11.427 INFO kablam! Caused by:
Sep 19 13:09:11.427 INFO kablam!   Unable to update https://github.com/carllerche/better-future#07baa13e
Sep 19 13:09:11.427 INFO kablam! 
Sep 19 13:09:11.427 INFO kablam! Caused by:
Sep 19 13:09:11.427 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 19 13:09:11.427 INFO kablam! 
Sep 19 13:09:11.427 INFO kablam! Caused by:
Sep 19 13:09:11.427 INFO kablam!   Read-only file system (os error 30)
Sep 19 13:09:11.440 INFO kablam! su: No module specific data is present
Sep 19 13:09:12.882 INFO running `"docker" "rm" "-f" "90c4754d844a10c21a71050bb586216f867f4daa320d290eab86c3b25ebf47ca"`
Sep 19 13:09:13.251 INFO blam! 90c4754d844a10c21a71050bb586216f867f4daa320d290eab86c3b25ebf47ca