this derivation will be built:
  /nix/store/kb40fb21fxf73b2m58y52jzklav70xax-treefmt-check.drv
building '/nix/store/kb40fb21fxf73b2m58y52jzklav70xax-treefmt-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=21&system=aarch64-linux'
kb40fb21fxf73b2m58y52jzklav70xax-treefmt-check.drv: elastic-arm-082ddb61: not scheduled here: kb40fb21fxf73b2m58y52jzklav70xax-treefmt-check.drv, asking the scheduler again
kb40fb21fxf73b2m58y52jzklav70xax-treefmt-check.drv: elastic-arm-b36af897: not scheduled here: kb40fb21fxf73b2m58y52jzklav70xax-treefmt-check.drv, asking the scheduler again
building '/nix/store/kb40fb21fxf73b2m58y52jzklav70xax-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> elastic-arm-082ddb61: building kb40fb21fxf73b2m58y52jzklav70xax-treefmt-check.drv
treefmt-check> treefmt v2.5.0traversed 491 files
treefmt-check> emitted 303 files for processing
treefmt-check> formatted 303 files (0 changed) in 739ms

upload niks3: ok