these 2 derivations will be built:
  /nix/store/fsll1fnjpcgdncgl3zpzxijppfdcccqx-dolt-2.4.1.drv
  /nix/store/fdln4jrdvii1ryzadllmmndgkhnlsqs3-check-dolt.drv
fdln4jrdvii1ryzadllmmndgkhnlsqs3-check-dolt.drv: mac02: not scheduled here: fdln4jrdvii1ryzadllmmndgkhnlsqs3-check-dolt.drv, asking the scheduler again