these 5 derivations will be built:
  /nix/store/ch810h6dd1daslkzry0abr8jib271rzq-disko-builder.drv
  /nix/store/359krwh7xn9x3all1ahjpykvfjwkj13g-preVM.sh.drv
  /nix/store/7mv2b6ggfhray8d50pdl6acbj3pz13i6-preVM.sh.drv
  /nix/store/zpy6x7dkmi05dgfb07ys5fc29kgr11pd-nixos-disko-images.drv
  /nix/store/snfhk32j7pmyg2055yny44iymhg0q93d-nixos-disko-images.drv
building '/nix/store/ch810h6dd1daslkzry0abr8jib271rzq-disko-builder.drv'
disko-builder> tribuchet: building on jamie
building '/nix/store/359krwh7xn9x3all1ahjpykvfjwkj13g-preVM.sh.drv'
preVM.sh> tribuchet: building on jamie
building '/nix/store/7mv2b6ggfhray8d50pdl6acbj3pz13i6-preVM.sh.drv'
preVM.sh> tribuchet: building on jamie
building '/nix/store/zpy6x7dkmi05dgfb07ys5fc29kgr11pd-nixos-disko-images.drv'
nixos-disko-images> tribuchet: building on jamie
building '/nix/store/snfhk32j7pmyg2055yny44iymhg0q93d-nixos-disko-images.drv'
nixos-disko-images> tribuchet: building on jamie

post-build step Upload coverage to codecov: ok
Skipping codecov: project=nix-community/disko attr=checks.x86_64-linux.make-disk-image-impure