Failure: chroot-installation_stretch_install_haskell_upgrade_to_sid/243

[jenkins at jenkins.debian.net]

See https://jenkins.debian.net/job/chroot-installation_stretch_install_haskell_upgrade_to_sid/243//console or just https://jenkins.debian.net/job/chroot-installation_stretch_install_haskell_upgrade_to_sid/243/ for more information.