Nov 02 21:51:25.890 INFO checking Eros/Heart against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 02 21:51:25.890 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-7/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 02 21:51:26.340 INFO blam! 9222a84ca5c0b50077472ec401fb9d7fb430f3f7fd409162927fbf0e22c896a0
Nov 02 21:51:26.348 INFO running `"docker" "start" "-a" "9222a84ca5c0b50077472ec401fb9d7fb430f3f7fd409162927fbf0e22c896a0"`
Nov 02 21:51:27.911 INFO kablam! usermod: no changes
Nov 02 21:51:27.971 INFO kablam! error: failed to load source for a dependency on `mio`
Nov 02 21:51:27.971 INFO kablam! 
Nov 02 21:51:27.971 INFO kablam! Caused by:
Nov 02 21:51:27.971 INFO kablam!   Unable to update https://github.com/carllerche/mio#50c4af5c
Nov 02 21:51:27.971 INFO kablam! 
Nov 02 21:51:27.971 INFO kablam! Caused by:
Nov 02 21:51:27.971 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Nov 02 21:51:27.971 INFO kablam! 
Nov 02 21:51:27.971 INFO kablam! Caused by:
Nov 02 21:51:27.971 INFO kablam!   Read-only file system (os error 30)
Nov 02 21:51:27.973 INFO kablam! su: No module specific data is present
Nov 02 21:51:28.839 INFO running `"docker" "rm" "-f" "9222a84ca5c0b50077472ec401fb9d7fb430f3f7fd409162927fbf0e22c896a0"`
Nov 02 21:51:29.073 INFO blam! 9222a84ca5c0b50077472ec401fb9d7fb430f3f7fd409162927fbf0e22c896a0