Oct 21 14:27:23.985 INFO checking rgrochowicz/rust-rocksdb-merge-oddity against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 14:27:23.987 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-3/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 14:27:24.472 INFO blam! da3a69abb5554ab8f515658b2b23e99771884c5e3b8c15594347a5729b10b057
Oct 21 14:27:24.484 INFO running `"docker" "start" "-a" "da3a69abb5554ab8f515658b2b23e99771884c5e3b8c15594347a5729b10b057"`
Oct 21 14:27:26.212 INFO kablam! usermod: no changes
Oct 21 14:27:26.276 INFO kablam! error: failed to load source for a dependency on `rocksdb`
Oct 21 14:27:26.276 INFO kablam! 
Oct 21 14:27:26.276 INFO kablam! Caused by:
Oct 21 14:27:26.276 INFO kablam!   Unable to update https://github.com/pingcap/rust-rocksdb.git#f7205e63
Oct 21 14:27:26.276 INFO kablam! 
Oct 21 14:27:26.276 INFO kablam! Caused by:
Oct 21 14:27:26.276 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Oct 21 14:27:26.276 INFO kablam! 
Oct 21 14:27:26.276 INFO kablam! Caused by:
Oct 21 14:27:26.276 INFO kablam!   Read-only file system (os error 30)
Oct 21 14:27:26.278 INFO kablam! su: No module specific data is present
Oct 21 14:27:27.090 INFO running `"docker" "rm" "-f" "da3a69abb5554ab8f515658b2b23e99771884c5e3b8c15594347a5729b10b057"`
Oct 21 14:27:27.468 INFO blam! da3a69abb5554ab8f515658b2b23e99771884c5e3b8c15594347a5729b10b057