Error detected while processing function <SNR>12_start:
line   13:
E117: Unknown function: job_start
E15: Invalid expression: job_start(nc, opt)
line   14:
E121: Undefined variable: s:job
E116: Invalid arguments for function job_status(s:job) != 'fail')? 1 : 0
E15: Invalid expression: (job_status(s:job) != 'fail')? 1 : 0
line   15:
E121: Undefined variable: ok
E15: Invalid expression: !ok