these 2 derivations will be built:
  /nix/store/ggkh5vs3bx8y1w1xvbk9ffzkn5pbilq7-examples.drv
  /nix/store/cjvgb6m355zn9kw8vd8w1k5lz564p9cr-test-examples.drv
ggkh5vs3bx8y1w1xvbk9ffzkn5pbilq7-examples.drv: elastic-arm-b374fef9: not scheduled here: ggkh5vs3bx8y1w1xvbk9ffzkn5pbilq7-examples.drv, asking the scheduler again