$ docker run --rm --name validator-giflib-usage-giflib-tools-giffix-grid-2536 -t --mount type=bind,src=/tmp/validator-status-giflib-usage-giflib-tools-giffix-grid,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 usage-giflib-tools-giffix-grid -- bash -c 'PS4=$1; shift; set -x; source "$@"' validator-xtrace '__VALIDATOR_XTRACE__ ' /validator/tests/giflib/tests/cases/usage/usage-giflib-tools-giffix-grid.sh no override packages found; continuing with apt originals /tmp/validator-tmp/fixed.gif: Screen Size - Width = 100, Height = 100. ColorResolution = 3, BitsPerPixel = 3, BackGround = 0, Aspect = 0. Has Global Color Map. GIF89 graphics control (Ext Code = 249 [ ]): Disposal Mode: 0 User Input Flag: 0 Transparency on: no DelayTime: 0 Transparent Index: -1 Image #1: Image Size - Left = 0, Top = 0, Width = 100, Height = 100. Image is Non Interlaced. No Image Color Map. GIF file terminated normally.