(a) Without his consent, no person shall be tried a second time by a civil court or a military court of the state for the same offense.

(b) No proceeding in which an accused has been found guilty by a court-martial upon any charge or specification shall be held to be a trial in the sense of this Code section until the finding of guilty has become final after review of the case has been fully completed.

(c) A proceeding which, subsequent to the introduction of evidence but prior to a finding, is dismissed or terminated by the convening authority or on motion of the prosecution for failure of available evidence or witnesses without any fault of the accused shall be a trial in the sense of this Code section.