these 41 derivations will be built:
  /nix/store/5cbrj5gncav0yywkw4qwa4srsd342pnp-tribuchet-attach.drv
  /nix/store/6gyc2cg824vgr07grqp4n1h63kb8lx82-nix.conf.drv
  /nix/store/gawcxl2vapf78q09pyf77zs833dq4nmj-X-Restart-Triggers-nix-daemon.drv
  /nix/store/0196f01pgdgc77w6mjli8p7pq1356h40-unit-nix-daemon.service.drv
  /nix/store/w05gbr7aaxxnvy2vad4zn79j395grn4s-system-path.drv
  /nix/store/8l64y1bdnvcdjwbzadnn3rhaxizhag15-dbus-1.drv
  /nix/store/52c3fz967mrf93s4wam0zd1m4h4n34yc-X-Restart-Triggers-dbus-broker.drv
  /nix/store/hks2fspszs38w66cj7mqswcckzzd2ss8-unit-dbus-broker.service.drv
  /nix/store/hc6r72knlrhy6m8rqffccl466q914aii-user-units.drv
  /nix/store/100jl3530kxh3lkm57crl9cj3amq6mbk-unit-tribuchet-worker.service.drv
  /nix/store/f69ldg5bg9pr50jfkflbclkwpfdq2kaj-tribuchet-agent.drv
  /nix/store/2s46xip8ba3pd906hmahca8idhzy16rw-unit-tribuchet-agent-.service.drv
  /nix/store/nnp467fnqi5j0amjgf4fmjwmg33cz7a2-unit-dbus-broker.service.drv
  /nix/store/zayimys2rdkh318plnfh7p6183072w28-system-units.drv
  /nix/store/b2cq684vvnvq0fv5j47wc0sixjg5ghsw-etc.drv
  /nix/store/x6xxk580pkgff7964rhccmp3vhbakcd9-activate.drv
  /nix/store/05bisbbkpr7kgqrbiaa9fw3lhfblzafh-nixos-system-worker-test.drv
  /nix/store/0gq7za85r2hc40pi80w5ddznamfg2m5y-system-path.drv
  /nix/store/nh5rsnfrcd35z8hn6gl3yi3nhlxl9a5p-tribuchet-e2e-0.1.0.drv
  /nix/store/g3060scvy0qm1bs4972i7i6fnd2vl1mn-string-references.drv
  /nix/store/ygn2svmzkqfgyvijlxbvnj46iyv5lsjv-closure-info.drv
  /nix/store/h9mwwwfrw0iq0hzbfrirh63y2f8g8cv0-closure-info.drv
  /nix/store/d29j9pbi2g6sf7siy5l8sgd9yc9a15ih-run-nixos-vm.drv
  /nix/store/a0b9vzxyw5x5b5zwgj8093xc8yq6x6xp-nixos-vm.drv
  /nix/store/baix63sn2gb68qbphpjimbjwpp1biqyz-dbus-1.drv
  /nix/store/mlgsmlqwz8pxzd21kdc47cbc8invih78-X-Restart-Triggers-dbus-broker.drv
  /nix/store/m18v2l0ps3g5k55ykrm23884wx3nx2gr-unit-dbus-broker.service.drv
  /nix/store/sy89mf9b1pg67dn95ih6khq4k0qjs5a9-unit-tribuchet-hub.service.drv
  /nix/store/bc9hn17amj8ss9jdga07vwrrjbsww8aq-system-units.drv
  /nix/store/hgj1vdw1lbjvlszh0b4ny2zmm3fjd2aa-unit-dbus-broker.service.drv
  /nix/store/p74j40wl692dlnhfwfwz7pkr7bg9jl2c-user-units.drv
  /nix/store/7q3972llb7blwy5m7h0vwzyskdyyfs7l-etc.drv
  /nix/store/3kjigsfnd44x4qxgylxxmv0lp0skc68q-activate.drv
  /nix/store/hz8z1ws5fizzj5f1b0zdhr4m62r9rgmp-nixos-system-hub-test.drv
  /nix/store/q3p9q7yzmivv364j2qgh5v12gfhhmc4l-closure-info.drv
  /nix/store/f72vmaq043cfmfhin5xaa2nyb1qqia5j-run-nixos-vm.drv
  /nix/store/cr4w3jqxlajnaxd9mqpnjy7j5gbwbx03-nixos-vm.drv
  /nix/store/j4688dfmy7xgdx62l1ic0ddmix5s6c6b-test-script.drv
  /nix/store/9fwm4wzqd4n3z17lak2s8xfvy9y5gfx5-driverConfiguration.json.drv
  /nix/store/31vzi60mmbjpjhq47f0fqcyw7w0pmj9m-nixos-test-driver-tribuchet-lifecycle.drv
  /nix/store/hjfw9d9c5x2bw3c8mrka1qqj7844nar0-vm-test-run-tribuchet-lifecycle.drv
building '/nix/store/sy89mf9b1pg67dn95ih6khq4k0qjs5a9-unit-tribuchet-hub.service.drv'
building '/nix/store/100jl3530kxh3lkm57crl9cj3amq6mbk-unit-tribuchet-worker.service.drv'
unit-tribuchet-hub.service> tribuchet: building on jamie
unit-tribuchet-worker.service> tribuchet: building on jamie
unit-tribuchet-hub.service> structuredAttrs is enabled
unit-tribuchet-worker.service> structuredAttrs is enabled
building '/nix/store/7q3972llb7blwy5m7h0vwzyskdyyfs7l-etc.drv'
etc> tribuchet: building on jamie
building '/nix/store/3kjigsfnd44x4qxgylxxmv0lp0skc68q-activate.drv'
activate> tribuchet: building on jamie
building '/nix/store/hz8z1ws5fizzj5f1b0zdhr4m62r9rgmp-nixos-system-hub-test.drv'
nixos-system-hub-test> tribuchet: building on jamie
nixos-system-hub-test> structuredAttrs is enabled
building '/nix/store/q3p9q7yzmivv364j2qgh5v12gfhhmc4l-closure-info.drv'
closure-info> tribuchet: building on jamie
closure-info> structuredAttrs is enabled
building '/nix/store/f72vmaq043cfmfhin5xaa2nyb1qqia5j-run-nixos-vm.drv'
run-nixos-vm> tribuchet: building on jamie