this derivation will be built:
  /nix/store/d6yflqvjga60wk50q4kx62650zssmdxv-interpolate-conformance.drv
building '/nix/store/d6yflqvjga60wk50q4kx62650zssmdxv-interpolate-conformance.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=21&system=aarch64-linux'
error: gRPC AddMultipleToStore on 'farm.numtide.com:50051' failed: error: write of 5600 bytes: No space left on device
error: Cannot build '/nix/store/d6yflqvjga60wk50q4kx62650zssmdxv-interpolate-conformance.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/ka6x1wffr4bdaqr64g4nhj0s9zxqkgnb-interpolate-conformance