these 2 derivations will be built:
  /nix/store/cnvmrsp1gp2f2ai44ihysl1c0llfs7l1-nixos-test-driver-nixos-test-niks3.drv
  /nix/store/3km6iwbp4hvr20ys4hp2v61figj11zkl-vm-test-run-nixos-test-niks3.drv
building '/nix/store/cnvmrsp1gp2f2ai44ihysl1c0llfs7l1-nixos-test-driver-nixos-test-niks3.drv'
nixos-test-driver-nixos-test-niks3> Running type check (enable/disable: config.skipTypeCheck)
nixos-test-driver-nixos-test-niks3> See https://nixos.org/manual/nixos/stable/#test-opt-skipTypeCheck
nixos-test-driver-nixos-test-niks3> error[unresolved-reference]: Name `ca_output` used when not defined
nixos-test-driver-nixos-test-niks3>    --> testScriptWithTypes:369:88
nixos-test-driver-nixos-test-niks3>     |
nixos-test-driver-nixos-test-niks3> 369 |   /nix/store/0fxki77m3almqg7g41p0rvk9k77vwpnv-niks3-1.6.0/bin/niks3 push --pin ca-pin {ca_output}
nixos-test-driver-nixos-test-niks3>     |                                                                                        ^^^^^^^^^
nixos-test-driver-nixos-test-niks3>     |
nixos-test-driver-nixos-test-niks3> 
nixos-test-driver-nixos-test-niks3> Found 1 diagnostic
error: Cannot build '/nix/store/cnvmrsp1gp2f2ai44ihysl1c0llfs7l1-nixos-test-driver-nixos-test-niks3.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/fncwz5wvjflp4l42qkmq6vxiwfg5pi3z-nixos-test-driver-nixos-test-niks3
       Last 10 log lines:
       > Running type check (enable/disable: config.skipTypeCheck)
       > See https://nixos.org/manual/nixos/stable/#test-opt-skipTypeCheck
       > error[unresolved-reference]: Name `ca_output` used when not defined
       >    --> testScriptWithTypes:369:88
       >     |
       > 369 |   /nix/store/0fxki77m3almqg7g41p0rvk9k77vwpnv-niks3-1.6.0/bin/niks3 push --pin ca-pin {ca_output}
       >     |                                                                                        ^^^^^^^^^
       >     |
       >
       > Found 1 diagnostic
       For full logs, run:
         nix log /nix/store/cnvmrsp1gp2f2ai44ihysl1c0llfs7l1-nixos-test-driver-nixos-test-niks3.drv
error: Cannot build '/nix/store/3km6iwbp4hvr20ys4hp2v61figj11zkl-vm-test-run-nixos-test-niks3.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/grwjgnqdhg8js9xr1s7y7qn4a7lf3x7h-vm-test-run-nixos-test-niks3
error: Build failed due to failed dependency