these 2 derivations will be built:
  /nix/store/l8581n28k2gza96ap5asjix6aq2rr7m8-flake-inputs.drv
  /nix/store/dr2mxx05gq6zhz7gyj1x8zyz303ik0z7-check-flake-inputs.drv
building '/nix/store/l8581n28k2gza96ap5asjix6aq2rr7m8-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/l8581n28k2gza96ap5asjix6aq2rr7m8-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building l8581n28k2gza96ap5asjix6aq2rr7m8-flake-inputs.drv
building '/nix/store/dr2mxx05gq6zhz7gyj1x8zyz303ik0z7-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/dr2mxx05gq6zhz7gyj1x8zyz303ik0z7-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building dr2mxx05gq6zhz7gyj1x8zyz303ik0z7-check-flake-inputs.drv