these 24 derivations will be built:
  /nix/store/zl9gqzlpd051ikqqsnsafks5h1bl7l8d-nix.conf.drv
  /nix/store/5vs35fg7hr5if3ysh3hzqs99lfz1czns-X-Restart-Triggers-nix-daemon.drv
  /nix/store/zy96vb4bv7ylrmm69f69j1lizanjcxjl-unit-nix-daemon.service.drv
  /nix/store/5c5bwgjn0mi8q2ad5hg0hcsglw1mds97-system-units.drv
  /nix/store/xfg8b1cch99g7dba3yi2r2dwd068vbyw-etc.drv
  /nix/store/x4scngn8b3fqb858frlda7kfcsddiqi8-activate.drv
  /nix/store/iqk7vjwh0m9czg8pbcpkdwwpzch4xn02-nixos-system-host1-test.drv
  /nix/store/0453sqn5zi9d3vx3cib0fvlz9z68jql6-closure-info.drv
  /nix/store/nwn1vlksr2mc74qb1para45f8mml01p0-nix.conf.drv
  /nix/store/mrh3b5pbrq29w6bmsp019xzzxlxlds21-X-Restart-Triggers-nix-daemon.drv
  /nix/store/4nid09yc22b684pzbn54js1jdrd9vcq2-unit-nix-daemon.service.drv
  /nix/store/6j3pspicgn53hrxsclnrxdi1p5pan4ll-unit-nix-grpc-daemon.service.drv
  /nix/store/p44mfk7nbczbvasnpd28nvwqb656idjy-system-units.drv
  /nix/store/a5gb1h4ym6gcc2mnvqj5j8xdvzps9wjl-etc.drv
  /nix/store/q713pmmpdk41qfw10qpwzmaldl3y8ws9-activate.drv
  /nix/store/j4qsqwvjbzmlr4j8g9zb3wd90mg5masp-nixos-system-server-test.drv
  /nix/store/ir0nfk11cawnavd08d95c2yyvywb9dnr-closure-info.drv
  /nix/store/1ar3na9dm2x64g3cpsfann1z7zqr7m38-run-nixos-vm.drv
  /nix/store/7kdivk1x86dmxqpx4hsl45pv5lak1j92-run-nixos-vm.drv
  /nix/store/1iy620cnpyy1p1bmcnwah0jq6fp4qfmk-nixos-vm.drv
  /nix/store/5mady60f284nzxypydqv1xv6zw34pfc3-nixos-vm.drv
  /nix/store/gfbffs8z0p63zs04scmqaqw7bgi5rjqa-driverConfiguration.json.drv
  /nix/store/phn9wmlh837w8cblny5lkvj24iifnrnf-nixos-test-driver-nix-grpc-store-acme-substituter.drv
  /nix/store/pz5f6hsfbn5m3i9jwcqm95vz53m7q9g7-vm-test-run-nix-grpc-store-acme-substituter.drv
building '/nix/store/nwn1vlksr2mc74qb1para45f8mml01p0-nix.conf.drv'
building '/nix/store/zl9gqzlpd051ikqqsnsafks5h1bl7l8d-nix.conf.drv'
building '/nix/store/6j3pspicgn53hrxsclnrxdi1p5pan4ll-unit-nix-grpc-daemon.service.drv'
nix.conf> tribuchet: building on jamie
nix.conf> tribuchet: building on jamie
unit-nix-grpc-daemon.service> tribuchet: building on jamie
unit-nix-grpc-daemon.service> structuredAttrs is enabled
nix.conf> structuredAttrs is enabled
nix.conf> Validating generated nix.conf
nix.conf> structuredAttrs is enabled
nix.conf> Validating generated nix.conf
building '/nix/store/5vs35fg7hr5if3ysh3hzqs99lfz1czns-X-Restart-Triggers-nix-daemon.drv'
building '/nix/store/mrh3b5pbrq29w6bmsp019xzzxlxlds21-X-Restart-Triggers-nix-daemon.drv'
X-Restart-Triggers-nix-daemon> tribuchet: building on jamie
X-Restart-Triggers-nix-daemon> tribuchet: building on jamie
X-Restart-Triggers-nix-daemon> structuredAttrs is enabled
X-Restart-Triggers-nix-daemon> structuredAttrs is enabled
building '/nix/store/4nid09yc22b684pzbn54js1jdrd9vcq2-unit-nix-daemon.service.drv'
building '/nix/store/zy96vb4bv7ylrmm69f69j1lizanjcxjl-unit-nix-daemon.service.drv'
unit-nix-daemon.service> tribuchet: building on jamie
unit-nix-daemon.service> tribuchet: building on jamie
unit-nix-daemon.service> structuredAttrs is enabled
unit-nix-daemon.service> structuredAttrs is enabled
building '/nix/store/p44mfk7nbczbvasnpd28nvwqb656idjy-system-units.drv'
system-units> tribuchet: building on jamie
building '/nix/store/5c5bwgjn0mi8q2ad5hg0hcsglw1mds97-system-units.drv'
system-units> tribuchet: building on jamie