Sep 10 05:10:46.398 INFO checking SiIky/jcd.rs against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 05:10:46.398 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 05:10:46.398 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 05:10:46.600 INFO blam! 450f026e135c657898ad11c88345fbcfc6812795c43cab09542a833518d6f98f
Sep 10 05:10:46.602 INFO running `"docker" "start" "-a" "450f026e135c657898ad11c88345fbcfc6812795c43cab09542a833518d6f98f"`
Sep 10 05:10:48.262 INFO kablam! usermod: no changes
Sep 10 05:10:48.322 INFO kablam! error: failed to load source for a dependency on `r2k`
Sep 10 05:10:48.322 INFO kablam! 
Sep 10 05:10:48.322 INFO kablam! Caused by:
Sep 10 05:10:48.322 INFO kablam!   Unable to update https://github.com/siiky/r2k#ecab37ca
Sep 10 05:10:48.322 INFO kablam! 
Sep 10 05:10:48.322 INFO kablam! Caused by:
Sep 10 05:10:48.322 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 10 05:10:48.322 INFO kablam! 
Sep 10 05:10:48.322 INFO kablam! Caused by:
Sep 10 05:10:48.322 INFO kablam!   Read-only file system (os error 30)
Sep 10 05:10:48.326 INFO kablam! su: No module specific data is present
Sep 10 05:10:49.147 INFO running `"docker" "rm" "-f" "450f026e135c657898ad11c88345fbcfc6812795c43cab09542a833518d6f98f"`
Sep 10 05:10:49.248 INFO blam! 450f026e135c657898ad11c88345fbcfc6812795c43cab09542a833518d6f98f