Tests of the debian scotch packages are failing in the 64-bit int build 64i (-DINTSIZE=64 -DIDXSIZE=64), with test_arch_deco* aborting 20691s test 6 20691s Start 6: test_arch_deco_1 20691s 20691s 6: Test command: /tmp/autopkgtest.pZ8g1B/build.o5V/src/src/check/runcheck_pt_64i/test_arch_deco "5" "1" 20691s 6: Working Directory: /tmp/autopkgtest.pZ8g1B/build.o5V/src/src/check/runcheck_pt_64i 20691s 6: Test timeout computed to be: 10000000 ... 20691s 5: 6: running ... 20691s 6: Fatal glibc error: malloc.c:2371 (sysmalloc): assertion failed: (old_top == initial_top (av) && old_size == 0) || ((unsigned long) (old_size) >= MINSIZE && prev_inuse (old_top) && ((unsigned long) old_end & (pagesize - 1)) == 0) ... 20691s 14/150 Test #6: test_arch_deco_1 ...............................................................Subprocess aborted***Exception: 0.06 sec see https://ci.debian.net/packages/s/scotch/unstable/amd64/76033698/ https://ci.debian.net/packages/s/scotch/unstable/amd64/76552582/ https://ci.debian.net/packages/s/scotch/testing/amd64/76540040/ The 64-bit ordering build (-DIDXSIZE=64) is passing. Reported upstream bug#63 https://gitlab.inria.fr/scotch/scotch/-/work_items/63