this derivation will be built:
  /nix/store/pdcag7rg6w6kkqk2xlg95d4df11dv9fj-flaky-1.drv
building '/nix/store/pdcag7rg6w6kkqk2xlg95d4df11dv9fj-flaky-1.drv' on 'ssh-ng://nix@jamie'
building '/nix/store/pdcag7rg6w6kkqk2xlg95d4df11dv9fj-flaky-1.drv'
flaky-1> flaky failure
error: build of '/nix/store/pdcag7rg6w6kkqk2xlg95d4df11dv9fj-flaky-1.drv' on 'ssh-ng://nix@jamie' failed: Cannot build '/nix/store/pdcag7rg6w6kkqk2xlg95d4df11dv9fj-flaky-1.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/3fc9vcn9aa18vpg54fgpaflk67d6wn7b-flaky-1
       Last 1 log lines:
       > flaky failure
       For full logs, run:
         nix log /nix/store/pdcag7rg6w6kkqk2xlg95d4df11dv9fj-flaky-1.drv
error: Cannot build '/nix/store/pdcag7rg6w6kkqk2xlg95d4df11dv9fj-flaky-1.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/3fc9vcn9aa18vpg54fgpaflk67d6wn7b-flaky-1