these 2 derivations will be built:
  /nix/store/8xsvrq3j2r0c3nsv05362khld8vr4wan-handy-0.10.0.drv
  /nix/store/xjxqm80d3vc9pxrynscndyxb4iiq8hci-check-handy.drv
8xsvrq3j2r0c3nsv05362khld8vr4wan-handy-0.10.0.drv: mac02: not scheduled here: 8xsvrq3j2r0c3nsv05362khld8vr4wan-handy-0.10.0.drv, asking the scheduler again