$ docker run --rm --name validator-giflib-malformed-gif-rejection-2536 -t --mount type=bind,src=/tmp/validator-status-giflib-malformed-gif-rejection,dst=/validator/status validator-giflib-shared bash -lc 'set -euo pipefail /validator/tests/_shared/install_override_debs.sh exec /validator/tests/_shared/run_library_tests.sh "$@"' validator-testcase giflib malformed-gif-rejection -- bash -c 'PS4=$1; shift; set -x; source "$@"' validator-xtrace '__VALIDATOR_XTRACE__ ' /validator/tests/giflib/tests/cases/source/malformed-gif-rejection.sh no override packages found; continuing with apt originals GIF-LIB undefined error 32768.