these 2 derivations will be built:
  /nix/store/pkjb01w1a4lx1ggy6d9cag1alfa5gyvx-iets-0.1.0.drv
  /nix/store/5rnmf910h8a53drmkr3dlhh67pzm2akn-iets-diff-e2e.drv
error: timed out after 1200 seconds
error: Cannot build '/nix/store/5rnmf910h8a53drmkr3dlhh67pzm2akn-iets-diff-e2e.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/kb8y18b80wkad9dia295q3qi04b629k4-iets-diff-e2e