Aug 29 17:38:31.794 INFO checking pcwalton/pathfinder against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 29 17:38:31.794 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 29 17:38:31.794 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-0/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 17:38:32.042 INFO blam! 36c6c43b2f33aacb82198df9ff24b05cc245aff6a917002ef31e919685e91361
Aug 29 17:38:32.045 INFO running `"docker" "start" "-a" "36c6c43b2f33aacb82198df9ff24b05cc245aff6a917002ef31e919685e91361"`
Aug 29 17:38:32.855 INFO kablam! error: failed to resolve patches for `https://github.com/rust-lang/crates.io-index`
Aug 29 17:38:32.855 INFO kablam! 
Aug 29 17:38:32.855 INFO kablam! Caused by:
Aug 29 17:38:32.855 INFO kablam!   failed to load source for a dependency on `ring`
Aug 29 17:38:32.855 INFO kablam! 
Aug 29 17:38:32.855 INFO kablam! Caused by:
Aug 29 17:38:32.855 INFO kablam!   Unable to update https://github.com/SergioBenitez/ring?branch=v0.12#9ccfa153
Aug 29 17:38:32.855 INFO kablam! 
Aug 29 17:38:32.855 INFO kablam! Caused by:
Aug 29 17:38:32.855 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Aug 29 17:38:32.856 INFO kablam! 
Aug 29 17:38:32.856 INFO kablam! Caused by:
Aug 29 17:38:32.856 INFO kablam!   Read-only file system (os error 30)
Aug 29 17:38:32.860 INFO kablam! su: No module specific data is present
Aug 29 17:38:33.398 INFO running `"docker" "rm" "-f" "36c6c43b2f33aacb82198df9ff24b05cc245aff6a917002ef31e919685e91361"`
Aug 29 17:38:33.535 INFO blam! 36c6c43b2f33aacb82198df9ff24b05cc245aff6a917002ef31e919685e91361