these 3 derivations will be built:
  /nix/store/aqf1m8i7qp7qxbcy2j5wvwgmmk58ak4j-treefmt.toml.drv
  /nix/store/lbbs2cmf40psqwxa8sfp8015hgx7mnn4-treefmt.drv
  /nix/store/fls5hdbwii0smw1i8031b3hypjrl8687-treefmt-check.drv
building '/nix/store/aqf1m8i7qp7qxbcy2j5wvwgmmk58ak4j-treefmt.toml.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'
building '/nix/store/aqf1m8i7qp7qxbcy2j5wvwgmmk58ak4j-treefmt.toml.drv' on farm.numtide.com:50051
treefmt.toml> bld3: building aqf1m8i7qp7qxbcy2j5wvwgmmk58ak4j-treefmt.toml.drv
treefmt.toml> structuredAttrs is enabled
building '/nix/store/lbbs2cmf40psqwxa8sfp8015hgx7mnn4-treefmt.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'
building '/nix/store/lbbs2cmf40psqwxa8sfp8015hgx7mnn4-treefmt.drv' on farm.numtide.com:50051
treefmt> bld3: building lbbs2cmf40psqwxa8sfp8015hgx7mnn4-treefmt.drv
treefmt> structuredAttrs is enabled
building '/nix/store/fls5hdbwii0smw1i8031b3hypjrl8687-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'
building '/nix/store/fls5hdbwii0smw1i8031b3hypjrl8687-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> bld3: building fls5hdbwii0smw1i8031b3hypjrl8687-treefmt-check.drv
treefmt-check> treefmt v2.6.0traversed 46 files
treefmt-check> emitted 31 files for processing
treefmt-check> formatted 31 files (0 changed) in 534ms

upload niks3: ok