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=463
        fprintf  linenumber=434
        fflush  linenumber=438
      abort  linenumber=464
  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=354
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=177
        buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=197
        burl_normalize_basic_required_fix /src/lighttpd1.4/src/burl.c linenumber=201
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=133
          buffer_string_prepare_copy /src/lighttpd1.4/src/buffer.c linenumber=136
            buffer_alloc_replace /src/lighttpd1.4/src/buffer.c linenumber=89
          buffer_copy_string_len /src/lighttpd1.4/src/buffer.c linenumber=169
      burl_normalize_basic_unreserved /src/lighttpd1.4/src/burl.c linenumber=355
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=101
        burl_is_unreserved /src/lighttpd1.4/src/burl.c linenumber=110
          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=117
        burl_normalize_basic_unreserved_fix /src/lighttpd1.4/src/burl.c linenumber=121
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=61
          buffer_string_prepare_copy /src/lighttpd1.4/src/buffer.c linenumber=64
          burl_is_unreserved /src/lighttpd1.4/src/burl.c linenumber=74
          buffer_copy_string_len /src/lighttpd1.4/src/buffer.c linenumber=93
      burl_scan_qmark /src/lighttpd1.4/src/burl.c linenumber=358
        strchr  linenumber=332
      burl_contains_ctrls /src/lighttpd1.4/src/burl.c linenumber=362
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=213
      burl_normalize_2F_to_slash /src/lighttpd1.4/src/burl.c linenumber=367
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=279
        burl_normalize_2F_to_slash_fix /src/lighttpd1.4/src/burl.c linenumber=283
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=254
          buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=270
      burl_normalize_path /src/lighttpd1.4/src/burl.c linenumber=373
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=294
        buffer_copy_string_len /src/lighttpd1.4/src/buffer.c linenumber=312
        buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=313
        buffer_path_simplify /src/lighttpd1.4/src/buffer.c linenumber=316
          buffer_is_blank /src/lighttpd1.4/src/./buffer.h linenumber=868
          buffer_blank /src/lighttpd1.4/src/./buffer.h linenumber=869
            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=319
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=320
        buffer_append_string_len /src/lighttpd1.4/src/buffer.c linenumber=320
          buffer_extend /src/lighttpd1.4/src/buffer.c linenumber=199
      burl_normalize_qs20_to_plus /src/lighttpd1.4/src/burl.c linenumber=378
        buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=241
        burl_normalize_qs20_to_plus_fix /src/lighttpd1.4/src/burl.c linenumber=247
          buffer_clen /src/lighttpd1.4/src/./buffer.h linenumber=225
          buffer_truncate /src/lighttpd1.4/src/./buffer.h linenumber=234
  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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