Call tree
LLVMFuzzerTestOneInput /src/fuzz_burl.c linenumber=-1
  buffer_init /src/lighttpd1.4/src/buffer.c linenumber=47
    calloc  linenumber=19
    ck_assert_failed /src/lighttpd1.4/src/ck.c linenumber=20
      ck_bt_stderr /src/lighttpd1.4/src/ck.c linenumber=457
        fprintf  linenumber=428
        fflush  linenumber=432
      abort  linenumber=458
  buffer_init /src/lighttpd1.4/src/buffer.c linenumber=48
  run_burl_normalize /src/fuzz_burl.c linenumber=49
    buffer_copy_string_len /src/lighttpd1.4/src/buffer.c linenumber=28
      buffer_alloc_replace /src/lighttpd1.4/src/buffer.c linenumber=176
        buffer_realloc /src/lighttpd1.4/src/buffer.c linenumber=79
          ck_assert_failed /src/lighttpd1.4/src/ck.c linenumber=52
          realloc  linenumber=61
          ck_assert_failed /src/lighttpd1.4/src/ck.c linenumber=63
    burl_normalize /src/lighttpd1.4/src/burl.c linenumber=29
      burl_normalize_basic_required /src/lighttpd1.4/src/burl.c linenumber=365
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=181
        buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=201
        burl_normalize_basic_required_fix /src/lighttpd1.4/src/burl.c linenumber=205
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=137
          buffer_string_prepare_copy /src/lighttpd1.4/src/buffer.c linenumber=140
            buffer_alloc_replace /src/lighttpd1.4/src/buffer.c linenumber=89
          buffer_copy_string_len /src/lighttpd1.4/src/buffer.c linenumber=173
      burl_normalize_basic_unreserved /src/lighttpd1.4/src/burl.c linenumber=366
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=103
        burl_is_unreserved /src/lighttpd1.4/src/burl.c linenumber=113
          light_isalnum /src/lighttpd1.4/src/./buffer.h linenumber=54
            light_isdigit /src/lighttpd1.4/src/./buffer.h linenumber=233
            light_isalpha /src/lighttpd1.4/src/./buffer.h linenumber=233
        buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=120
        burl_normalize_basic_unreserved_fix /src/lighttpd1.4/src/burl.c linenumber=124
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=62
          buffer_string_prepare_copy /src/lighttpd1.4/src/buffer.c linenumber=65
          burl_is_unreserved /src/lighttpd1.4/src/burl.c linenumber=76
          buffer_copy_string_len /src/lighttpd1.4/src/buffer.c linenumber=95
      burl_scan_qmark /src/lighttpd1.4/src/burl.c linenumber=369
        strchr  linenumber=338
      burl_contains_ctrls /src/lighttpd1.4/src/burl.c linenumber=373
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=217
      burl_normalize_2F_to_slash /src/lighttpd1.4/src/burl.c linenumber=378
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=285
        burl_normalize_2F_to_slash_fix /src/lighttpd1.4/src/burl.c linenumber=289
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=260
          buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=276
      burl_normalize_path /src/lighttpd1.4/src/burl.c linenumber=384
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=300
        buffer_copy_string_len /src/lighttpd1.4/src/buffer.c linenumber=318
        buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=319
        buffer_path_simplify /src/lighttpd1.4/src/buffer.c linenumber=322
          buffer_is_blank /src/lighttpd1.4/src/./buffer.h linenumber=863
          buffer_blank /src/lighttpd1.4/src/./buffer.h linenumber=864
            buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=357
            buffer_extend /src/lighttpd1.4/src/buffer.c linenumber=357
              buffer_string_prepare_append_resize /src/lighttpd1.4/src/buffer.c linenumber=139
                buffer_string_prepare_copy /src/lighttpd1.4/src/buffer.c linenumber=98
                ck_assert_failed /src/lighttpd1.4/src/ck.c linenumber=111
                buffer_realloc /src/lighttpd1.4/src/buffer.c linenumber=113
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=325
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=326
        buffer_append_string_len /src/lighttpd1.4/src/buffer.c linenumber=326
          buffer_extend /src/lighttpd1.4/src/buffer.c linenumber=199
      burl_normalize_qs20_to_plus /src/lighttpd1.4/src/burl.c linenumber=389
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=246
        burl_normalize_qs20_to_plus_fix /src/lighttpd1.4/src/burl.c linenumber=252
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=230
          buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=239
  buffer_urldecode_path /src/lighttpd1.4/src/buffer.c linenumber=50
    buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=793
    memchr  linenumber=794
    hex2int /src/lighttpd1.4/src/buffer.c linenumber=801
    hex2int /src/lighttpd1.4/src/buffer.c linenumber=802
  buffer_free /src/lighttpd1.4/src/buffer.c linenumber=52
  buffer_free /src/lighttpd1.4/src/buffer.c linenumber=53
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