these 19 derivations will be built:
  /nix/store/1vibna73hgz174r3ify8zxa3frxdbc35-system-path.drv
  /nix/store/7l7pxk5g88v2bjmsfy1r4r1vl0k7mns3-dbus-1.drv
  /nix/store/6ja97ii1141bajz18yih2czdzbybf7yd-unit-postgresql.service.drv
  /nix/store/3ac6km0f7fsini5mahm211jxcvk3kw5k-postgresql-migrate.drv
  /nix/store/ar89r55amywlpk3d0ff4bsnc499hz0wv-unit-postgresql-migrate.service.drv
  /nix/store/6k7b7gigp4s7ay7q4j7xcld18d5g3yfa-X-Restart-Triggers-dbus.drv
  /nix/store/s3b4d1wfd3x0lbl2p0vj7jivhkbx4yxb-unit-dbus.service.drv
  /nix/store/8nq8akjaqnzkwdrzf4vz9q3nb1mxx27i-system-units.drv
  /nix/store/blwkss2h67mz8gx5ja72gxcdhq9824pg-unit-dbus.service.drv
  /nix/store/gqn5zay70jbkkb72aij1z63vfil5hyrr-user-units.drv
  /nix/store/fsc7d82h66zny8gjp63am3ifj00fqdrp-etc.drv
  /nix/store/5xfchksz0qv195axj9yxb57izszz40q1-activate.drv
  /nix/store/r903s9kyjimhlqdfbxn321a0svzsbh2p-nixos-system-server-test.drv
  /nix/store/1j4d78vkcz4z3blz7rkx7lxlsamy27pv-nixos-system-server-test.drv
  /nix/store/8z4933m0vnw4jvg3hvyi0g9d8rjxkwsy-closure-info.drv
  /nix/store/hhyrz2pcq8hlrpk8qndpv5ql0mwimqnn-run-nixos-vm.drv
  /nix/store/7zfcjvlc3ngl9m5z5nzhf013mszfl4dk-nixos-vm.drv
  /nix/store/v28y5fjnz1mcbafk1s6ifrah256cr1xp-nixos-test-driver-amcheck-upgrade.drv
  /nix/store/bv8z2dbaakll9ab18qb98cfca4gz38ws-vm-test-run-amcheck-upgrade.drv