anchor.diff:  ----
   
   [start = 9]
  -. Move clock +1 day (`2021-09-07`) and observe first payment retry
  +. Move clock +1 day (`2021-09-07`) and observe first payment retry in the *Timeline* tab:
   
   [source,bash]
   ----
  
positive.code: 
  
  [start = 5]
  . Create a subscription to trigger some invoices and (failed) payment. 
  
  [source,bash]
  ----
  
negative.code: ----
   
  [start = 6]
  . Move the clock to reach end of trial (`2021-08-06`) and see first payment in the *Payments* tab in Kaui:
  
  [source,bash]
  ----
  