serializable anomaly - duplicate primary keys

Applying: Detect SSI conflicts when unique checks reuse keys
Using index info to reconstruct a base tree...
M	src/backend/access/heap/heapam_handler.c
M	src/backend/access/heap/heapam_indexscan.c
M	src/backend/access/nbtree/nbtinsert.c
M	src/backend/access/table/tableam.c
M	src/include/access/heapam.h
M	src/include/access/tableam.h
M	src/test/isolation/isolation_schedule
Falling back to patching base and 3-way merge...
Auto-merging src/test/isolation/isolation_schedule
Auto-merging src/include/access/tableam.h
CONFLICT (content): Merge conflict in src/include/access/tableam.h
Auto-merging src/include/access/heapam.h
CONFLICT (content): Merge conflict in src/include/access/heapam.h
Auto-merging src/backend/access/table/tableam.c
CONFLICT (content): Merge conflict in src/backend/access/table/tableam.c
Auto-merging src/backend/access/nbtree/nbtinsert.c
CONFLICT (content): Merge conflict in src/backend/access/nbtree/nbtinsert.c
Auto-merging src/backend/access/heap/heapam_indexscan.c
CONFLICT (content): Merge conflict in src/backend/access/heap/heapam_indexscan.c
Auto-merging src/backend/access/heap/heapam_handler.c
CONFLICT (content): Merge conflict in src/backend/access/heap/heapam_handler.c
Patch failed at 0001 Detect SSI conflicts when unique checks reuse keys

error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config advice.mergeConflict false"