these 4 derivations will be built:
  /nix/store/a9r5ng0ba2775a1ylhaqdn8g1s7hianv-source.drv
  /nix/store/w904v89sbvs0yna5s205b4lj37jn8i2r-ctx-1.4.12-vendor-staging.drv
  /nix/store/cm5l94v92l0ymm2zjjx0165i76bc1xfa-ctx-1.4.12-vendor.drv
  /nix/store/lj5m0ini9f5i941xlazbqp5rripysv59-ctx-1.4.12.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy