Sep 03 14:40:37.006 INFO checking zcash-hackworks/sapling-mpc against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 03 14:40:37.006 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 03 14:40:37.007 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 14:40:37.261 INFO blam! fa301556c8abd2af18731c56f9cc153b348974dac873fbb262cc8eb85cceab4a
Sep 03 14:40:37.261 INFO running `"docker" "start" "-a" "fa301556c8abd2af18731c56f9cc153b348974dac873fbb262cc8eb85cceab4a"`
Sep 03 14:40:38.163 INFO kablam! error: failed to load source for a dependency on `sapling-crypto`
Sep 03 14:40:38.163 INFO kablam! 
Sep 03 14:40:38.163 INFO kablam! Caused by:
Sep 03 14:40:38.163 INFO kablam!   Unable to update https://github.com/zcash-hackworks/sapling-crypto?rev=eb409fa3cf8df215ae8d35f5e385751a0c5ffb85#eb409fa3
Sep 03 14:40:38.163 INFO kablam! 
Sep 03 14:40:38.163 INFO kablam! Caused by:
Sep 03 14:40:38.163 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 03 14:40:38.163 INFO kablam! 
Sep 03 14:40:38.163 INFO kablam! Caused by:
Sep 03 14:40:38.163 INFO kablam!   Read-only file system (os error 30)
Sep 03 14:40:38.164 INFO kablam! su: No module specific data is present
Sep 03 14:40:38.678 INFO running `"docker" "rm" "-f" "fa301556c8abd2af18731c56f9cc153b348974dac873fbb262cc8eb85cceab4a"`
Sep 03 14:40:38.839 INFO blam! fa301556c8abd2af18731c56f9cc153b348974dac873fbb262cc8eb85cceab4a