these 6 derivations will be built:
  /nix/store/8m9a0fyzsymfqa0wrkw0r3x2lhwqmhk9-debian-12-generic-amd64-20260601-2496.qcow2-nix-vm-test.qcow2.drv
  /nix/store/bp8b4fvihk1sxlddiwxfvpcfz1qwj079-nixos-anywhere-1.13.0.drv
  /nix/store/j17gmri8jmf3qw8arjajisfpk57k9f8n-run-vm-vm.drv
  /nix/store/wa4k98wnisbjfmiizz8wnjvv2bdzg7vs-test-script.drv
  /nix/store/qk8nvb5bxhcw24qc4z5fzg45my4jy3fn-driver-configuration.json.drv
  /nix/store/v1pkksz47798p6c5d20fy97q28n6ipnz-vm-test-debian_12.drv
error: Cannot build '/nix/store/8m9a0fyzsymfqa0wrkw0r3x2lhwqmhk9-debian-12-generic-amd64-20260601-2496.qcow2-nix-vm-test.qcow2.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/ybwpicll5vvm8r8yw4bgpni5v4j7bm42-debian-12-generic-amd64-20260601-2496.qcow2-nix-vm-test.qcow2
       Last 13 log lines:
       > tribuchet: building on jamie
       > Image resized.
       > [   0.0] Examining the guest ...
       > [   4.3] Setting a random seed
       > virt-customize: warning: random seed could not be set for this type of guest
       > [   4.3] Setting the machine ID in /etc/machine-id
       > [   4.3] Copying: backdoor.service to /etc/systemd/system
       > [   4.4] Copying: mount-store.service to /etc/systemd/system
       > [   4.4] Copying: resizeguest.service to /etc/systemd/system
       > [   4.5] Running: /nix/store/v0w1nz1c675f44rhv8a5jnhr1yl3v87z-run-script
       > [   4.7] SELinux relabelling
       > [   4.8] Finishing off
       > Error: output unpacker died
       For full logs, run:
         nix log /nix/store/8m9a0fyzsymfqa0wrkw0r3x2lhwqmhk9-debian-12-generic-amd64-20260601-2496.qcow2-nix-vm-test.qcow2.drv
error: Cannot build '/nix/store/j17gmri8jmf3qw8arjajisfpk57k9f8n-run-vm-vm.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/dgyzwmsky356c4s49wkd57jcy2f2mm0m-run-vm-vm
error: Cannot build '/nix/store/qk8nvb5bxhcw24qc4z5fzg45my4jy3fn-driver-configuration.json.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/pzxqskwnqawhcxv3i9j46s5qz69q8ka6-driver-configuration.json
error: Cannot build '/nix/store/v1pkksz47798p6c5d20fy97q28n6ipnz-vm-test-debian_12.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/kpg9qf40rsri26lya530yhrca6aa6b89-vm-test-debian_12