Sep 19 12:39:12.193 INFO checking onur/docs.rs against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 12:39:12.193 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 12:39:12.193 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 12:39:12.683 INFO blam! 5410aa3e18a6478784e30241e286e17550a0963ea652a17311de24e20e6e3288
Sep 19 12:39:12.685 INFO running `"docker" "start" "-a" "5410aa3e18a6478784e30241e286e17550a0963ea652a17311de24e20e6e3288"`
Sep 19 12:39:14.310 INFO kablam! usermod: no changes
Sep 19 12:39:14.424 INFO kablam! error: failed to load source for a dependency on `cargo`
Sep 19 12:39:14.424 INFO kablam! 
Sep 19 12:39:14.424 INFO kablam! Caused by:
Sep 19 12:39:14.424 INFO kablam!   Unable to update https://github.com/onur/cargo.git?branch=docs.rs#a2996e83
Sep 19 12:39:14.424 INFO kablam! 
Sep 19 12:39:14.424 INFO kablam! Caused by:
Sep 19 12:39:14.424 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 19 12:39:14.424 INFO kablam! 
Sep 19 12:39:14.424 INFO kablam! Caused by:
Sep 19 12:39:14.424 INFO kablam!   Read-only file system (os error 30)
Sep 19 12:39:14.427 INFO kablam! su: No module specific data is present
Sep 19 12:39:15.669 INFO running `"docker" "rm" "-f" "5410aa3e18a6478784e30241e286e17550a0963ea652a17311de24e20e6e3288"`
Sep 19 12:39:15.999 INFO blam! 5410aa3e18a6478784e30241e286e17550a0963ea652a17311de24e20e6e3288