Use helper functions to check time window's visibility

 WT_SESSION.rollback_transaction: __wt_rec_upd_select, 420: __wt_txn_upd_visible_all(session, tombstone) && upd_select->upd == NULL

#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51

#1  0x00007f0a3eb9b801 in __GI_abort () at abort.c:79

#2  0x000056317fda481f in __wt_abort (session=0x563180516390) at src/os_common/os_abort.c:30

#3  0x000056317ff250a9 in __wt_rec_upd_select (session=0x563180516390, r=0x7f0a24209520, ins=0x0, 

    ripcip=0x7f0a185b98e0, vpack=0x7f0a3ad3a920, upd_select=0x7f0a3ad3a840)

    at src/reconcile/rec_visibility.c:419

#4  0x000056317ff22036 in __wt_rec_row_leaf (session=0x563180516390, r=0x7f0a24209520, 

    pageref=0x7f0a2c22f0a0, salvage=0x0) at src/reconcile/rec_row.c:750

#5  0x000056317fdc26bf in __reconcile (session=0x563180516390, ref=0x7f0a2c22f0a0, salvage=0x0, 

    flags=140, page_lockedp=0x7f0a3ad3aa8a) at src/reconcile/rec_write.c:174

#6  0x000056317fdc234a in __wt_reconcile (session=0x563180516390, ref=0x7f0a2c22f0a0, salvage=0x0, 

    flags=140) at src/reconcile/rec_write.c:87

#7  0x000056317fd76eaf in __evict_review (session=0x563180516390, ref=0x7f0a2c22f0a0, 

    evict_flags=0, inmem_splitp=0x7f0a3ad3ab52) at src/evict/evict_page.c:653

#8  0x000056317fd753b7 in __wt_evict (session=0x563180516390, ref=0x7f0a2c22f0a0, 

    previous_state=3 '\003', flags=0) at src/evict/evict_page.c:177

#9  0x000056317fd71ddb in __evict_page (session=0x563180516390, is_server=false)

    at src/evict/evict_lru.c:2263

#10 0x000056317fd723e8 in __wt_cache_eviction_worker (session=0x563180516390, busy=false, 

    readonly=false, pct_full=100.35381703307414) at src/evict/evict_lru.c:2350

#11 0x000056317fe078ce in __wt_cache_eviction_check (session=0x563180516390, busy=false, 

    readonly=false, didworkp=0x0) at ./src/include/cache.i:427

#12 0x000056317fe0d04b in __wt_txn_rollback (session=0x563180516390, cfg=0x7f0a3ad3ae10)

    at src/txn/txn.c:1564

#13 0x000056317fde79fc in __session_rollback_transaction (wt_session=0x563180516390, config=0x0)

    at src/session/session_api.c:1735

#14 0x000056317fd0b89b in rollback_transaction (tinfo=0x563182773f50) at ops.c:485

#15 0x000056317fd0ceb6 in ops (arg=0x563182773f50) at ops.c:1000

#16 0x00007f0a3ef536db in start_thread (arg=0x7f0a3ad3b700) at pthread_create.c:463

#17 0x00007f0a3ec7c88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

(gdb) frame 3

#3  0x000056317ff250a9 in __wt_rec_upd_select (session=0x563180516390, r=0x7f0a24209520, ins=0x0, 

    ripcip=0x7f0a185b98e0, vpack=0x7f0a3ad3a920, upd_select=0x7f0a3ad3a840)

    at src/reconcile/rec_visibility.c:419

419	                WT_ASSERT(

(gdb) list 410,430

410	             * globally visible. In this case, the on page value is not appended. Check that.

411	             */

412	            if (last_upd->next != NULL) {

413	                WT_ASSERT(session, last_upd->next->txnid == vpack->tw.start_txn &&

414	                    last_upd->next->start_ts == vpack->tw.start_ts &&

415	                    last_upd->next->type == WT_UPDATE_STANDARD && last_upd->next->next == NULL);

416	                upd_select->upd = last_upd->next;

417	                __wt_time_window_set_start(select_tw, last_upd->next);

418	            } else {

419	                WT_ASSERT(

420	                  session, __wt_txn_upd_visible_all(session, tombstone) && upd_select->upd == NULL);

421	                upd_select->upd = tombstone;

422	            }

423	        }

424	    }

425	

426	    /*

427	     * If we found a tombstone with a time pair earlier than the update it applies to, which can

428	     * happen if the application performs operations with timestamps out-of-order, make it invisible

429	     * by making the start time pair match the stop time pair of the tombstone. We don't guarantee

430	     * that older readers will be able to continue reading content that has been made invisible by

(gdb) p last_upd

$1 = (WT_UPDATE *) 0x7f0a1846f7d0

(gdb) p last_upd.next

$2 = (WT_UPDATE *) 0x0