this derivation will be built:
  /nix/store/x0vqqpwvl2c3nr75w54jd786fqp8fvw8-instance-eval.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy