Sep 01 13:29:55.748 INFO checking ptariche/rust-rocket-mongo-example against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 13:29:55.748 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 13:29:55.748 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 13:29:55.978 INFO blam! 245149f624ddd8f8d474de9893191f63c337197a5b5f9daef8bad7d66296f60d
Sep 01 13:29:55.980 INFO running `"docker" "start" "-a" "245149f624ddd8f8d474de9893191f63c337197a5b5f9daef8bad7d66296f60d"`
Sep 01 13:29:56.881 INFO kablam! warning: unused manifest key: development
Sep 01 13:29:56.881 INFO kablam! warning: unused manifest key: production
Sep 01 13:29:56.922 INFO kablam! error: failed to load source for a dependency on `rocket`
Sep 01 13:29:56.922 INFO kablam! 
Sep 01 13:29:56.923 INFO kablam! Caused by:
Sep 01 13:29:56.923 INFO kablam!   Unable to update https://github.com/SergioBenitez/Rocket.git#07d4d23c
Sep 01 13:29:56.923 INFO kablam! 
Sep 01 13:29:56.923 INFO kablam! Caused by:
Sep 01 13:29:56.923 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 01 13:29:56.923 INFO kablam! 
Sep 01 13:29:56.923 INFO kablam! Caused by:
Sep 01 13:29:56.923 INFO kablam!   Read-only file system (os error 30)
Sep 01 13:29:56.924 INFO kablam! su: No module specific data is present
Sep 01 13:29:57.444 INFO running `"docker" "rm" "-f" "245149f624ddd8f8d474de9893191f63c337197a5b5f9daef8bad7d66296f60d"`
Sep 01 13:29:57.606 INFO blam! 245149f624ddd8f8d474de9893191f63c337197a5b5f9daef8bad7d66296f60d