these 6 derivations will be built:
  /nix/store/31nmri580nks4jdjak2w46a8wmw6gp1c-libguestfs-1.56.2.drv
  /nix/store/hc128s5gdfl0ik7xi8drjsmmk8w3vn79-guestfs-tools-1.52.3.drv
  /nix/store/jnqaprgb29za2f34m9w6z4kbzv9f2lph-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv
  /nix/store/sdb47gm8fdzjq7q7vdiv808340mbfdks-run-vm-vm.drv
  /nix/store/l1l1q737y3wc1vqhijlz1a0z8iixpxbd-driver-configuration.json.drv
  /nix/store/2gww4nc0ri7gh17zyrfqhf0nsv4dhwmd-test-driver.drv
building '/nix/store/jnqaprgb29za2f34m9w6z4kbzv9f2lph-ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv'
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   0.0] Examining the guest ...
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   7.5] Setting a random seed
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> virt-customize: warning: random seed could not be set for this type of 
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> guest
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   7.6] Setting the machine ID in /etc/machine-id
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   7.6] Copying: backdoor.service to /etc/systemd/system
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   7.6] Copying: mount-store.service to /etc/systemd/system
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   7.6] Copying: resizeguest.service to /etc/systemd/system
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   7.6] Running: /nix/store/gwc0ksfgmqhdr0xhwmyrs4sl5902vjpx-run-script
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   8.0] SELinux relabelling
ubuntu-24.04-server-cloudimg-amd64.img-nix-vm-test.qcow2> [   8.1] Finishing off
building '/nix/store/sdb47gm8fdzjq7q7vdiv808340mbfdks-run-vm-vm.drv'
run-vm-vm> structuredAttrs is enabled
building '/nix/store/l1l1q737y3wc1vqhijlz1a0z8iixpxbd-driver-configuration.json.drv'
driver-configuration.json> structuredAttrs is enabled
building '/nix/store/2gww4nc0ri7gh17zyrfqhf0nsv4dhwmd-test-driver.drv'
test-driver> structuredAttrs is enabled

upload niks3: ok