YamlReference-0.9.3: tests/s-double-escaped.n=2.invalid.output
# B: 0, C: 0, L: 1, c: 0 E # B: 0, C: 0, L: 1, c: 0 e # B: 0, C: 0, L: 1, c: 0 !Unexpected 'a'
# B: 0, C: 0, L: 1, c: 0 E # B: 0, C: 0, L: 1, c: 0 e # B: 0, C: 0, L: 1, c: 0 !Unexpected 'a'