these 10 derivations will be built:
  /nix/store/jkdry71n7v8hzlvx1h7by24j97csz286-firewall-start.drv
  /nix/store/911yfz3l1skp4mkhwb7ak6zrjkagzxvf-firewall-reload.drv
  /nix/store/3plf54xmk0hazz39scl1c86nqj2iy2s4-unit-firewall.service.drv
  /nix/store/p9ksbyyp1854225lxzacn3avl2xl5rzz-system-units.drv
  /nix/store/j79gm941b9ccjxnr9xgg382cgcxxawi5-etc.drv
  /nix/store/bmpd8cy2h4841qi2ai9z91vhgad7nzr7-activate.drv
  /nix/store/cfgvdckix45ahaawvk5i3lbiiyvacmq2-nixos-system-server-test.drv
  /nix/store/aplm7qra60r0la5d2nz2925z0x2n3294-closure-info.drv
  /nix/store/j1hn8232baa8jslpg9dl2lf2avi7s4bw-nixos-test-driver-users.drv
  /nix/store/pr7m0g24lc78h1r43dngr194q0dr2ij5-container-test-run-users.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy