this derivation will be built:
  /nix/store/r6j0l4cfxy45qvmwfs0ia9bi5m0mmzma-flaky-3.drv
building '/nix/store/r6j0l4cfxy45qvmwfs0ia9bi5m0mmzma-flaky-3.drv' on 'ssh-ng://nix@eliza'
building '/nix/store/r6j0l4cfxy45qvmwfs0ia9bi5m0mmzma-flaky-3.drv'
flaky-3> flaky failure
error: build of '/nix/store/r6j0l4cfxy45qvmwfs0ia9bi5m0mmzma-flaky-3.drv' on 'ssh-ng://nix@eliza' failed: Cannot build '/nix/store/r6j0l4cfxy45qvmwfs0ia9bi5m0mmzma-flaky-3.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/99j72lmj0nhzsb60r627f53dy8kwp4dx-flaky-3
       Last 1 log lines:
       > flaky failure
       For full logs, run:
         nix log /nix/store/r6j0l4cfxy45qvmwfs0ia9bi5m0mmzma-flaky-3.drv
error: Cannot build '/nix/store/r6j0l4cfxy45qvmwfs0ia9bi5m0mmzma-flaky-3.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/99j72lmj0nhzsb60r627f53dy8kwp4dx-flaky-3