Sep 19 12:39:10.773 INFO checking onur/docs.rs against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 12:39:10.773 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 12:39:10.773 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-5/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 12:39:11.235 INFO blam! 79dff4dd52a9c26cdb7ad502f6c007bd8c1830ef9ebd8a25ba8d9f8a4030f9a2
Sep 19 12:39:11.237 INFO running `"docker" "start" "-a" "79dff4dd52a9c26cdb7ad502f6c007bd8c1830ef9ebd8a25ba8d9f8a4030f9a2"`
Sep 19 12:39:13.204 INFO kablam! usermod: no changes
Sep 19 12:39:13.243 INFO kablam! error: failed to load source for a dependency on `cargo`
Sep 19 12:39:13.243 INFO kablam! 
Sep 19 12:39:13.243 INFO kablam! Caused by:
Sep 19 12:39:13.243 INFO kablam!   Unable to update https://github.com/onur/cargo.git?branch=docs.rs#a2996e83
Sep 19 12:39:13.243 INFO kablam! 
Sep 19 12:39:13.243 INFO kablam! Caused by:
Sep 19 12:39:13.243 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 19 12:39:13.243 INFO kablam! 
Sep 19 12:39:13.243 INFO kablam! Caused by:
Sep 19 12:39:13.243 INFO kablam!   Read-only file system (os error 30)
Sep 19 12:39:13.255 INFO kablam! su: No module specific data is present
Sep 19 12:39:14.367 INFO running `"docker" "rm" "-f" "79dff4dd52a9c26cdb7ad502f6c007bd8c1830ef9ebd8a25ba8d9f8a4030f9a2"`
Sep 19 12:39:14.736 INFO blam! 79dff4dd52a9c26cdb7ad502f6c007bd8c1830ef9ebd8a25ba8d9f8a4030f9a2