these 3 derivations will be built:
  /nix/store/2dns88p0icany2hpw4mb4cphpc88zbkk-rendered.drv
  /nix/store/c104zm4hyylczn339sh2bnqln872wkxb-generated-docs.drv
  /nix/store/49h195hl64cnzhccw1x4bb9mljk2aw3j-nix-shell.drv
building '/nix/store/49h195hl64cnzhccw1x4bb9mljk2aw3j-nix-shell.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/49h195hl64cnzhccw1x4bb9mljk2aw3j-nix-shell.drv'
nix-shell> Running phase: buildPhase

upload niks3: ok