this derivation will be built:
  /nix/store/1vcva7wa022mpclv8qsn8crn2hdg31ra-fmt.drv
building '/nix/store/1vcva7wa022mpclv8qsn8crn2hdg31ra-fmt.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'
1vcva7wa022mpclv8qsn8crn2hdg31ra-fmt.drv: elastic-arm-4e524f5e: not scheduled here: 1vcva7wa022mpclv8qsn8crn2hdg31ra-fmt.drv, asking the scheduler again
building '/nix/store/1vcva7wa022mpclv8qsn8crn2hdg31ra-fmt.drv' on farm.numtide.com:50051
fmt> elastic-arm-c7c4897b: building 1vcva7wa022mpclv8qsn8crn2hdg31ra-fmt.drv
fmt> traversed 26 files
fmt> emitted 9 files for processing
fmt> formatted 9 files (0 changed) in 189ms

upload niks3: ok