this derivation will be built:
  /nix/store/jah7gsvlblngwnw0kyhzyckl73j911jy-flake-fmt-1.0.0.drv
building '/nix/store/jah7gsvlblngwnw0kyhzyckl73j911jy-flake-fmt-1.0.0.drv'
flake-fmt-1.0.0> tribuchet: building on jamie
error: timed out after 1200 seconds