$ fq -d asn1_ber d tc33.ber
   |00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|.{}: tc33.ber (asn1_ber)
   |                                               |                |  error: asn1_ber: error at position 0x3: unusedBitsCount 15 > 7
0x0|03                                             |.               |  class: "universal" (0)
0x0|03                                             |.               |  form: "primitive" (0)
0x0|03                                             |.               |  tag: "bit_string" (0x3)
0x0|   02                                          | .              |  length: 2
0x0|      0f                                       |  .             |  unused_bits_count: 15
0x0|         0f|                                   |   .|           |  gap0: raw bits