this derivation will be built:
  /nix/store/3b2m3x8y8ma6mxgkp56h8356dhcj1zw8-bob-core-leakage.drv
building '/nix/store/3b2m3x8y8ma6mxgkp56h8356dhcj1zw8-bob-core-leakage.drv'

upload niks3: ok