this derivation will be built:
  /nix/store/h72vckxkfl9h64575vl9dcspr18rgj8l-flaky-2.drv
building '/nix/store/h72vckxkfl9h64575vl9dcspr18rgj8l-flaky-2.drv' on 'ssh-ng://nix@eliza'
building '/nix/store/h72vckxkfl9h64575vl9dcspr18rgj8l-flaky-2.drv'
flaky-2> flaky failure
error: build of '/nix/store/h72vckxkfl9h64575vl9dcspr18rgj8l-flaky-2.drv' on 'ssh-ng://nix@eliza' failed: Cannot build '/nix/store/h72vckxkfl9h64575vl9dcspr18rgj8l-flaky-2.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/lx3pypydy6m2sm8i56qrb0z3jhn0dn3l-flaky-2
       Last 1 log lines:
       > flaky failure
       For full logs, run:
         nix log /nix/store/h72vckxkfl9h64575vl9dcspr18rgj8l-flaky-2.drv
error: Cannot build '/nix/store/h72vckxkfl9h64575vl9dcspr18rgj8l-flaky-2.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/lx3pypydy6m2sm8i56qrb0z3jhn0dn3l-flaky-2