Debugger entered--Lisp error: (wrong-type-argument listp \,)
  cdr(\,)
  mapcar(cdr (\, handlers))
  testcover-reinstrument((condition-case (\, var) (\, protected-form) \, handlers))
  testcover-reinstrument((\` (condition-case (\, var) (\, protected-form) \, handlers)))
  testcover-reinstrument(((\` (condition-case (\, var) (\, protected-form) \, handlers)) nil))
  testcover-reinstrument-list((form ((\` (condition-case (\, var) (\, protected-form) \, handlers)) nil)))
  testcover-reinstrument((pcase form ((\` (condition-case (\, var) (\, protected-form) \, handlers)) nil)))
  testcover--read(#[128 "\300\301\302#\207" [apply edebug--read read nil] 5 nil] #<buffer bug2.el>)
  apply(testcover--read #[128 "\300\301\302#\207" [apply edebug--read read nil] 5 nil] #<buffer bug2.el>)
  #[128 "\300\301\302#\207" [apply testcover--read #[128 "\300\301\302#\207" [apply edebug--read read nil] 5 nil] nil] 5 nil](#<buffer bug2.el>)
  eval-buffer(#<buffer bug2.el>)  ; Reading at buffer position 79
  testcover-start("~/Projects/lisp/bug2.el")
  funcall-interactively(testcover-start "~/Projects/lisp/bug2.el")
  call-interactively(testcover-start record nil)
  command-execute(testcover-start record)
  execute-extended-command(nil "testcover-start" "testcover-start")
  funcall-interactively(execute-extended-command nil "testcover-start" "testcover-start")
  call-interactively(execute-extended-command nil nil)
  command-execute(execute-extended-command)