Sep 17 11:53:26.080 INFO checking onur/docs.rs against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 11:53:26.080 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 11:53:26.080 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 11:53:26.486 INFO blam! 4de17811f0be6d16d27f57040b48d8be09b3bd5eb52422c013686ea5a81f8972
Sep 17 11:53:26.488 INFO running `"docker" "start" "-a" "4de17811f0be6d16d27f57040b48d8be09b3bd5eb52422c013686ea5a81f8972"`
Sep 17 11:53:27.715 INFO kablam! usermod: no changes
Sep 17 11:53:27.823 INFO kablam! error: failed to load source for a dependency on `cargo`
Sep 17 11:53:27.823 INFO kablam! 
Sep 17 11:53:27.823 INFO kablam! Caused by:
Sep 17 11:53:27.823 INFO kablam!   Unable to update https://github.com/onur/cargo.git?branch=docs.rs#a2996e83
Sep 17 11:53:27.823 INFO kablam! 
Sep 17 11:53:27.823 INFO kablam! Caused by:
Sep 17 11:53:27.823 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 17 11:53:27.823 INFO kablam! 
Sep 17 11:53:27.823 INFO kablam! Caused by:
Sep 17 11:53:27.823 INFO kablam!   Read-only file system (os error 30)
Sep 17 11:53:27.823 INFO kablam! su: No module specific data is present
Sep 17 11:53:28.835 INFO running `"docker" "rm" "-f" "4de17811f0be6d16d27f57040b48d8be09b3bd5eb52422c013686ea5a81f8972"`
Sep 17 11:53:29.135 INFO blam! 4de17811f0be6d16d27f57040b48d8be09b3bd5eb52422c013686ea5a81f8972