I'am also affected by this bug.
- Bug#772641: apt: "E: Setting TIOCSCTTY for... Apollon Oikonomopoulos
- Bug#772641: apt: "E: Setting TIOCSCTT... David Kalnischkies
- Bug#772641: apt: "E: Setting TIOC... Apollon Oikonomopoulos
- Bug#772641: apt: "E: Setting TIOC... Faidon Liambotis
- Bug#772641: marked as done (apt: "E: ... Debian Bug Tracking System
- Bug#772641: apt: "E: Setting TIOCSCTT... Samuel Wolf
