these 2 derivations will be built:
  /nix/store/7wq83hggihywvprn0l37i1qlzp2cmrm2-managed-config.drv
  /nix/store/lsklcbwaqlbr81sbz0xdk1w6nc0sisix-managed-config-rehearsal.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy