Aug 16 21:56:05.997 INFO checking zcash-hackworks/sapling-mpc against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 16 21:56:05.997 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 16 21:56:05.997 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 16 21:56:05.997 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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 +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 16 21:56:06.269 INFO blam! b09da9108cb92f58ef6ee757e40b8aa807c5956c416c9b5c01dd85314c150f0d
Aug 16 21:56:06.271 INFO running `"docker" "start" "-a" "b09da9108cb92f58ef6ee757e40b8aa807c5956c416c9b5c01dd85314c150f0d"`
Aug 16 21:56:07.447 INFO kablam! error: failed to load source for a dependency on `sapling-crypto`
Aug 16 21:56:07.447 INFO kablam! 
Aug 16 21:56:07.447 INFO kablam! Caused by:
Aug 16 21:56:07.447 INFO kablam!   Unable to update https://github.com/zcash-hackworks/sapling-crypto?rev=eb409fa3cf8df215ae8d35f5e385751a0c5ffb85#eb409fa3
Aug 16 21:56:07.447 INFO kablam! 
Aug 16 21:56:07.447 INFO kablam! Caused by:
Aug 16 21:56:07.447 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Aug 16 21:56:07.447 INFO kablam! 
Aug 16 21:56:07.447 INFO kablam! Caused by:
Aug 16 21:56:07.447 INFO kablam!   Read-only file system (os error 30)
Aug 16 21:56:07.447 INFO kablam! su: No module specific data is present
Aug 16 21:56:08.097 INFO running `"docker" "rm" "-f" "b09da9108cb92f58ef6ee757e40b8aa807c5956c416c9b5c01dd85314c150f0d"`
Aug 16 21:56:08.256 INFO blam! b09da9108cb92f58ef6ee757e40b8aa807c5956c416c9b5c01dd85314c150f0d