Missing Musicbrainz Recording id in metadata list

[itm]

Summary of the bug:
I use ffprobe in order to get all the metadata embedded in files.

In all files, it is not able to output the musicbrainz trackid (recording id)
Files are tagged using picard.

How to reproduce:

% ffprobe "09 - Stein um Stein.mp3"
ffprobe version 2.8.6-1+b2 Copyright (c) 2007-2016 the FFmpeg developers
  built with gcc 5.3.1 (Debian 5.3.1-11) 20160307
  configuration: --prefix=/usr --extra-version=1+b2 --build-suffix=-ffmpeg --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --cc=cc --cxx=g++ --enable-gpl --enable-shared --disable-stripping --disable-decoder=libopenjpeg --disable-decoder=libschroedinger --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librtmp --enable-libschroedinger --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid --enable-libzvbi --enable-openal --enable-opengl --enable-x11grab --enable-libdc1394 --enable-libiec61883 --enable-libzmq --enable-frei0r --enable-libx264 --enable-libopencv
  libavutil      54. 31.100 / 54. 31.100
  libavcodec     56. 60.100 / 56. 60.100
  libavformat    56. 40.101 / 56. 40.101
  libavdevice    56.  4.100 / 56.  4.100
  libavfilter     5. 40.101 /  5. 40.101
  libavresample   2.  1.  0 /  2.  1.  0
  libswscale      3.  1.101 /  3.  1.101
  libswresample   1.  2.101 /  1.  2.101
  libpostproc    53.  3.100 / 53.  3.100
[mp3 @ 0x1249c80] Skipping 0 bytes of junk at 116746.
[mjpeg @ 0x124c4a0] Changeing bps to 8
[mp3 @ 0x1249c80] Estimating duration from bitrate, this may be inaccurate
Input #0, mp3, from '09 - Stein um Stein.mp3':
  Metadata:
    title           : Stein um Stein
    artist          : Rammstein
    track           : 9/11
    album           : Reise, Reise
    disc            : 1/1
    date            : 2004-11-16
    genre           : Industrial
    TMED            : CD
    SCRIPT          : Latn
    originalyear    : 2004
    albummood       : Melancholy
    MusicBrainz Album Type: album
    MusicBrainz Album Artist Id: b2d122f9-eadb-4930-a196-8f221eeb0c66
    MusicBrainz Artist Id: b2d122f9-eadb-4930-a196-8f221eeb0c66
    BARCODE         : 602498681503
    albumgenre      : Industrial
    MusicBrainz Release Group Id: ea9bf147-abbd-39df-b927-46fc945a5140
    MusicBrainz Album Id: 0fd60fe1-85fb-4e75-98fc-8b2e33f47007
    TSO2            : Rammstein
    album_artist    : Rammstein
    CATALOGNUMBER   : B0003693-02
    Artists         : Rammstein
    TMOO            : Dark
    albumgrouping   : Metal
    artist-sort     : Rammstein
    TDOR            : 2004-09-27
    TSRC            : DEN120405587
    MusicBrainz Release Track Id: 302d603f-717f-359d-a992-318c9a825252
    ASIN            : B0002XDODU
    publisher       : Universal Records
    TIT1            : Metal
    MusicBrainz Album Status: official
    MusicBrainz Album Release Country: US
  Duration: 00:03:58.44, start: 0.000000, bitrate: 195 kb/s
    Stream #0:0: Audio: mp3, 44100 Hz, stereo, s16p, 192 kb/s
    Stream #0:1: Video: mjpeg, yuvj444p(pc, bt470bg/unknown/unknown), 600x600 [SAR 72:72 DAR 1:1], 90k tbr, 90k tbn, 90k tbc
    Metadata:
      comment         : Cover (front)

Taglib sees the missing tag as MUSICBRAINZ_TRACKID:

$ ./tagreader "09 - Stein um Stein.mp3" 
******************** "09 - Stein um Stein.mp3" ********************
-- TAG (basic) --
title   - "Stein um Stein"
artist  - "Rammstein"
album   - "Reise, Reise"
year    - "2004"
comment - "Male Vocalist"
track   - "9"
genre   - "Industrial Industrial Metal"
-- TAG (properties) --
ALBUM                             - "Reise, Reise"
ALBUMARTIST                       - "Rammstein"
ALBUMARTISTSORT                   - "Rammstein"
ALBUMGENRE                        - "Industrial"
ALBUMGENRE                        - "Industrial Metal"
ALBUMGROUPING                     - "Metal"
ALBUMMOOD                         - "Melancholy"
ALBUMMOOD                         - "Sad"
ARTIST                            - "Rammstein"
ARTISTS                           - "Rammstein"
ARTISTSORT                        - "Rammstein"
ASIN                              - "B0002XDODU"
BARCODE                           - "602498681503"
CATALOGNUMBER                     - "B0003693-02"
COMMENT:SONGS-DB_CUSTOM1          - "00s"
COMMENT:SONGS-DB_CUSTOM2          - "Male Vocalist"
COMMENT:SONGS-DB_CUSTOM3          - "Unknown"
COMMENT:SONGS-DB_CUSTOM4          - "German"
COMMENT:SONGS-DB_OCCASION         - "Chillout"
CONTENTGROUP                      - "Metal"
DATE                              - "2004-11-16"
DISCNUMBER                        - "1/1"
GENRE                             - "Industrial"
GENRE                             - "Industrial Metal"
ISRC                              - "DEN120405587"
LABEL                             - "Universal Records"
MEDIA                             - "CD"
MOOD                              - "Dark"
MOOD                              - "Cool"
MOOD                              - "Bouncy"
MOOD                              - "Angry"
MUSICBRAINZ ALBUM RELEASE COUNTRY - "US"
MUSICBRAINZ ALBUM STATUS          - "official"
MUSICBRAINZ ALBUM TYPE            - "album"
MUSICBRAINZ RELEASE TRACK ID      - "302d603f-717f-359d-a992-318c9a825252"
MUSICBRAINZ_ALBUMARTISTID         - "b2d122f9-eadb-4930-a196-8f221eeb0c66"
MUSICBRAINZ_ALBUMID               - "0fd60fe1-85fb-4e75-98fc-8b2e33f47007"
MUSICBRAINZ_ARTISTID              - "b2d122f9-eadb-4930-a196-8f221eeb0c66"
MUSICBRAINZ_RELEASEGROUPID        - "ea9bf147-abbd-39df-b927-46fc945a5140"
MUSICBRAINZ_TRACKID               - "61082f36-43ab-44d4-9f32-db3effdbfea4"
ORIGINALDATE                      - "2004-09-27"
ORIGINALYEAR                      - "2004"
SCRIPT                            - "Latn"
TITLE                             - "Stein um Stein"
TRACKNUMBER                       - "9/11"
-- AUDIO --
bitrate     - 192
sample rate - 44100
channels    - 2
length      - 3:58

$ $ ffmpeg -version
ffmpeg version 2.8.6-1+b2 Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 5.3.1 (Debian 5.3.1-11) 20160307
configuration: --prefix=/usr --extra-version=1+b2 --build-suffix=-ffmpeg --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --cc=cc --cxx=g++ --enable-gpl --enable-shared --disable-stripping --disable-decoder=libopenjpeg --disable-decoder=libschroedinger --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librtmp --enable-libschroedinger --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid --enable-libzvbi --enable-openal --enable-opengl --enable-x11grab --enable-libdc1394 --enable-libiec61883 --enable-libzmq --enable-frei0r --enable-libx264 --enable-libopencv
libavutil      54. 31.100 / 54. 31.100
libavcodec     56. 60.100 / 56. 60.100
libavformat    56. 40.101 / 56. 40.101
libavdevice    56.  4.100 / 56.  4.100
libavfilter     5. 40.101 /  5. 40.101
libavresample   2.  1.  0 /  2.  1.  0
libswscale      3.  1.101 /  3.  1.101
libswresample   1.  2.101 /  1.  2.101
libpostproc    53.  3.100 / 53.  3.100

[Carl Eugen Hoyos]

Did you upload a sample file?