these 15 derivations will be built:
  /nix/store/x8vnawj90zm56cmnyjzkdb35p0rmxa0j-dbus-1.drv
  /nix/store/gnn2bny5d8vrwy37g9c00dkiwb70k0yh-X-Restart-Triggers-dbus-broker.drv
  /nix/store/fh86jggh69gfkc5ndxk4pyy014ss3798-unit-dbus-broker.service.drv
  /nix/store/9bjmyf4plmc7zrhg7cv38jhk042gp0yi-system-units.drv
  /nix/store/sdrc0p9ffl7kq818lvqy1bkp733mqryb-unit-dbus-broker.service.drv
  /nix/store/zdfy29646j71jlzz21w6g49ax9rdn312-user-units.drv
  /nix/store/h10x0alsgxg260c4l6v9dwcqrkxlqqqn-etc.drv
  /nix/store/lw8l1ly5fgq4g1z71ckhr5cr3g7ak18v-activate.drv
  /nix/store/7a0l9fh778c2z3wi68cjy2wcvwr05jig-nixos-system-alpha-test.drv
  /nix/store/8riqaczgy3v4282fcgs75ghz1s5vdsvl-closure-info.drv
  /nix/store/1awkx6ddv3d5nlyhbh5l9vv6vd27gvqq-run-nixos-vm.drv
  /nix/store/1i2966nbf2xqgyxg9jhi5fsc5nn9qi6x-nixos-vm.drv
  /nix/store/r8pbk7qbcrx0g2dhzdw8qzmjjbhx0xjk-driverConfiguration.json.drv
  /nix/store/8v0736sq706bz9wxb588818wpdcycpva-nixos-test-driver-tincd-nixos-crossimpl.drv
  /nix/store/4w9s9p74kzkn0wx6v38pmh7j3k3bmj0i-vm-test-run-tincd-nixos-crossimpl.drv
error: timed out after 1200 seconds