these 11 derivations will be built:
  /nix/store/i410l1w2sf181aakyaydhx3d1mylb5v9-unit-harmonia-dev.service.drv
  /nix/store/7mf13l9wnlhvh8wjfsfj2xy29hic53z0-system-units.drv
  /nix/store/kjndlwzs6jknpfcnz06m4ad4481a289c-etc.drv
  /nix/store/7af494hzy430rl9dv5vpnaidqx9m7vy0-activate.drv
  /nix/store/l34hqxml387h048009dbv2kvjbsxx0ip-nixos-system-harmonia-test.drv
  /nix/store/5fz5ha8spqq22j5l0mjlgzib6cbxb0y2-closure-info.drv
  /nix/store/hrg06i5sdz1gl3v52mxcqk3q1fzcz06j-run-nixos-vm.drv
  /nix/store/jg9q18h9qxkx0xbdq4lqgicl3rfa8mcs-nixos-vm.drv
  /nix/store/4f34xih7lxrg5jxrxpn9mfjgq9ha2s6h-driverConfiguration.json.drv
  /nix/store/iffv2padkkhxsywbij5b00pfyn4kbb0j-nixos-test-driver-chroot-store.drv
  /nix/store/f1nmiiz9mg2ga07k2ziyfxqfks9b3jpy-vm-test-run-chroot-store.drv
building '/nix/store/i410l1w2sf181aakyaydhx3d1mylb5v9-unit-harmonia-dev.service.drv'
unit-harmonia-dev.service> tribuchet: building on jamie
unit-harmonia-dev.service> structuredAttrs is enabled
building '/nix/store/7mf13l9wnlhvh8wjfsfj2xy29hic53z0-system-units.drv'
system-units> tribuchet: building on jamie