INFO:  vacuuming "public.doccrd"
INFO:  "doccrd": found 1018420 removable, 5813005 nonremovable row versions in 369489 pages
DETAIL:  0 dead row versions cannot be removed yet.
Nonremovable row versions range from 252 to 605 bytes long.
There were 394226 unused item pointers.
Total free space (including removable row versions) is 506054336 bytes.
56599 pages are or will become empty, including 0 at the end of the table.
72440 pages containing 465588516 free bytes are potential move destinations.
CPU 11.09s/13.78u sec elapsed 713.22 sec.
INFO:  index "didx1c" now contains 5813005 row versions in 33917 pages
DETAIL:  1017826 index row versions were removed.
15123 index pages have been deleted, 15123 are currently reusable.
CPU 0.57s/2.59u sec elapsed 35.50 sec.
INFO:  index "didx2c" now contains 5813005 row versions in 38384 pages
DETAIL:  1018420 index row versions were removed.
0 index pages have been deleted, 0 are currently reusable.
CPU 0.37s/3.15u sec elapsed 34.06 sec.

ERROR:  could not read block 32494 of relation 1663/16385/29681: Invalid argument