this derivation will be built:
  /nix/store/7l7i2h7z5z83dgcivm1ygbrdxjyddsgi-nix-shell.drv
building '/nix/store/7l7i2h7z5z83dgcivm1ygbrdxjyddsgi-nix-shell.drv'
nix-shell> Running phase: buildPhase

upload niks3: failed
timed out after 3600s