these 3 derivations will be built:
  /nix/store/sal2vhs7q6hhg0zknzr0ffdkppir0sr2-rendered.drv
  /nix/store/s45gjnc5j92b1299rs1zs07pch2ydj2p-generated-docs.drv
  /nix/store/fl47sp7zy4pqb7avr6vnk5zyx20y2gf1-nix-shell.drv
building '/nix/store/fl47sp7zy4pqb7avr6vnk5zyx20y2gf1-nix-shell.drv'
nix-shell> Running phase: buildPhase

upload niks3: ok