These should be instance variables, right?

```
$ heroku run ruby task.rb
Running ruby task.rb attached to terminal... up, run.6916
Running DidIPassHSR scheduler task...
/app/didipasshsr.rb:48:in `run': undefined local variable or method `env' for #<DidIPassHSR::Runner:0x00000003b70310> (NameError)
	from task.rb:17:in `<main>'
```