this derivation will be built:
  /nix/store/9qr7md1j0smc82gbc4kzfyz17rr60qrk-check-gno.drv
9qr7md1j0smc82gbc4kzfyz17rr60qrk-check-gno.drv: bld3: not scheduled here: 9qr7md1j0smc82gbc4kzfyz17rr60qrk-check-gno.drv, asking the scheduler again