these 3 derivations will be built:
  /nix/store/0wylblav9r7g4f0q8vjgg08pm4afw89q-iets-fuzzers-0.0.0.drv
  /nix/store/ff8fsh1mfiz37aqmljl1y0v0lqshfaqi-iets-fuzz-diff-0.0.0.drv
  /nix/store/pfn3plv7g6khkj4q1hqvz571k2ras84i-iets-fuzz-eval-check.drv
warning: pfn3plv7g6khkj4q1hqvz571k2ras84i-iets-fuzz-eval-check.drv: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}, waiting up to 120s for a worker
pfn3plv7g6khkj4q1hqvz571k2ras84i-iets-fuzz-eval-check.drv: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}
error: build of '/nix/store/pfn3plv7g6khkj4q1hqvz571k2ras84i-iets-fuzz-eval-check.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=23&system=aarch64-linux' failed: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}
error: Cannot build '/nix/store/pfn3plv7g6khkj4q1hqvz571k2ras84i-iets-fuzz-eval-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/m0diavspmpim843i99l0nkccnnybk9j5-iets-fuzz-eval-check