--- - name: Verify hosts: all become: no gather_facts: no tasks: - name: run gcc command: gcc --version - name: run make command: make --version - name: run shasum command: shasum --version - name: run bison command: bison --version - name: find libelf find: paths: /usr patterns: libelf.so.1 register: buildtools_find_libelf - name: assert the results assert: that: - buildtools_find_libelf.matched >= 0 msg: could not find libelf.so.1 in /usr