---
- hosts: localhost

  tasks:
    - command: grep root /etc/passwd
      register: abc1
      ignore_errors: yes

    - command: grep toor /etc/passwd
      register: abc2
      ignore_errors: yes

    - debug:
        msg: "{{ abc1.failed }} --- {{ abc2.failed }}"

    - debug:
        msg: "{{ abc1 is failed }} --- {{ abc2 is failed }}"