Having trouble importing a release with a track 0

[InvisibleFunction]

Here's what happens under 37a2ceccd, note that it wants to renumber every track:

me@compy:~$ beet imp ~/Downloads/PPPPPP_FLAC.zip

/var/folders/cj/fmrpfd6540n_9fhk2dyr9wg00000gn/T/tmpr955od8s (17 items)

  Match (94.0%):
  Magnus Pålsson - Pppppp
  ≠ artist, unmatched tracks, country, media
  MusicBrainz, Digital Media, 2010, XW, None, None, None
  https://musicbrainz.org/release/abe77402-f24e-4a4d-bdbd-32ba1df61854
  ≠ Artist: Magnus "SoulEye" Pålsson -> Magnus Pålsson
  ≠ Album: PPPPPP -> Pppppp
     ≠ (#1) powerup (0:03) -> (#1) Powerup (0:04)
     ≠ (#2) presenting vvvvvv (2:40) -> (#2) Presenting Vvvvvv (2:42)
     ≠ (#3) pause (0:07) -> (#3) Pause (0:09)
     ≠ (#4) pushing onwards (3:39) -> (#4) Pushing Onwards (3:41)
     ≠ (#5) path complete (0:08) -> (#5) Path Complete (0:09)
     ≠ (#6) passion for exploring (2:52) -> (#6) Passion for Exploring (2:54)
     ≠ (#7) positive force (2:48) -> (#7) Positive Force (2:50)
     ≠ (#8) predestined fate (2:10) -> (#8) Predestined Fate (2:12)
     ≠ (#9) phear (0:17) -> (#9) Phear (0:19)
     ≠ (#10) potential for       (3:42) -> (#10) Potential for         (3:44)
             anything                            Anything
     ≠ (#11) pressure cooker (3:27) -> (#11) Pressure Cooker (3:29)
     ≠ (#12) plenary (0:21) -> (#12) Plenary (0:22)
     ≠ (#13) pipe dream (2:21) -> (#13) Pipe Dream (2:23)
     ≠ (#14) popular potpourri (6:08) -> (#14) Popular Potpourri (6:10)
     ≠ (#15) positive force      (2:48) -> (#15) Positive Force        (2:50)
             reversed                            Reversed
     ≠ (#16) waiting for vvvvvv (0:56) -> (#16) Waiting for Vvvvvv (0:58)
Unmatched tracks (1):
 ! pending silence (#0) (0:01)
➜ [A]pply, More candidates, Skip, Use as-is, as Tracks, Group albums,
Enter search, enter Id, aBort, eDit, edit Candidates? i
Enter release ID: https://musicbrainz.org/release/fd9429a3-ac61-43b2-bff9-6ddb985e0931

  Match (75.5%):
  SoulEye - PPPPPP: The VVVVVV Soundtrack
  ≠ tracks, album, artist, country, media
  MusicBrainz, Digital Media, 2010, XW, None, [none], None
  https://musicbrainz.org/release/fd9429a3-ac61-43b2-bff9-6ddb985e0931
  ≠ Artist: Magnus "SoulEye" Pålsson -> SoulEye
  ≠ Album: PPPPPP -> PPPPPP: The VVVVVV Soundtrack
     ≠ (#0) pending silence (0:01) -> (#1) Pending Silence (0:02)
     ≠ (#1) powerup (0:03) -> (#2) Powerup (0:03)
     ≠ (#2) presenting vvvvvv (2:40) -> (#3) Presenting VVVVVV (2:40)
     ≠ (#3) pause (0:07) -> (#4) Pause (0:08)
     ≠ (#4) pushing onwards (3:39) -> (#5) Pushing Onwards (3:39)
     ≠ (#5) path complete (0:08) -> (#6) Path Complete (0:09)
     ≠ (#6) passion for exploring (2:52) -> (#7) Passion for Exploring (2:52)
     ≠ (#7) positive force (2:48) -> (#8) Positive Force (2:48)
     ≠ (#8) predestined fate (2:10) -> (#9) Predestined Fate (2:11)
     ≠ (#9) phear (0:17) -> (#10) Phear (0:17)
     ≠ (#10) potential for       (3:42) -> (#11) Potential for         (3:43)
             anything                            Anything
     ≠ (#11) pressure cooker (3:27) -> (#12) Pressure Cooker (3:27)
     ≠ (#12) plenary (0:21) -> (#13) Plenary (0:22)
     ≠ (#13) pipe dream (2:21) -> (#14) Pipe Dream (2:22)
     ≠ (#14) popular potpourri (6:08) -> (#15) Popular Potpourri (6:09)
     ≠ (#15) positive force      (2:48) -> (#16) Positive Force        (2:48)
             reversed                            Reversed
     ≠ (#16) waiting for vvvvvv (0:56) -> (#17) Waiting for VVVVVV (0:56)
➜ [A]pply, More candidates, Skip, Use as-is, as Tracks, Group albums,
Enter search, enter Id, aBort, eDit, edit Candidates? b

so then I updated my beets to e439c04d89d14d993a2b381ad92ad7dd1b72c733 and now I get this:

me@compy:~$ beet imp ~/Downloads/PPPPPP_FLAC.zip

/var/folders/cj/fmrpfd6540n_9fhk2dyr9wg00000gn/T/tmp72q6mpzp (17 items)
No matching release found for 17 tracks.
For help, see: https://beets.readthedocs.org/en/latest/faq.html#nomatch
➜ [S]kip, Use as-is, as Tracks, Group albums, Enter search, enter Id, aBort,
eDit? i
Enter release ID: https://musicbrainz.org/release/fd9429a3-ac61-43b2-bff9-6ddb985e0931
No matching release found for 17 tracks.
For help, see: https://beets.readthedocs.org/en/latest/faq.html#nomatch
➜ [S]kip, Use as-is, as Tracks, Group albums, Enter search, enter Id, aBort,
eDit?

Is this a new bug? Should i open an issue?