format failure with timestamps disabled, stalling eviction

[1528431602:911610][22942:0x7f1cba42f700], t, eviction-server: Cache stuck for too long, giving up: Connection timed out

t: process 22942

0x7f1cbee37888:=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=

0x7f1cbee37888:transaction state dump

0x7f1cbee37888:current ID: 4932345

0x7f1cbee37888:last running ID: 4932345

0x7f1cbee37888:oldest ID: 4932345

0x7f1cbee37888:commit timestamp: 0

0x7f1cbee37888:oldest timestamp: 0

0x7f1cbee37888:pinned timestamp: 0

0x7f1cbee37888:stable timestamp: 0

0x7f1cbee37888:has_commit_timestamp: no

0x7f1cbee37888:has_oldest_timestamp: no

0x7f1cbee37888:has_pinned_timestamp: no

0x7f1cbee37888:has_stable_timestamp: no

0x7f1cbee37888:oldest_is_pinned: no

0x7f1cbee37888:stable_is_pinned: no

0x7f1cbee37888:checkpoint running: yes

0x7f1cbee37888:checkpoint generation: 10

0x7f1cbee37888:checkpoint pinned ID: 4931347

0x7f1cbee37888:checkpoint txn ID: 4931463

0x7f1cbee37888:oldest named snapshot ID: 0

0x7f1cbee37888:session count: 49

0x7f1cbee37888:Transaction state of active sessions:

0x7f1cbee37888:=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=

0x7f1cbee37888:cache dump

0x7f1cbee37888:cache full: no

0x7f1cbee37888:cache clean check: no (27.433%)

0x7f1cbee37888:cache dirty check: yes (23.236%)

[1528431602:911734][22942:0x7f1cba42f700], t, file:wt.wt, eviction-server: __tree_walk_internal, 312: btree->root.page != NULL

[1528431602:911741][22942:0x7f1cba42f700], t, file:wt.wt, eviction-server: aborting WiredTiger library

*** Aborted 

############################################

#  RUN PARAMETERS

############################################

abort=0

alter=0

auto_throttle=0

backups=0

bitcnt=3

bloom=1

bloom_bit_count=54

bloom_hash_count=9

bloom_oldest=0

cache=99

cache_minimum=20

checkpoints=on

checkpoint_log_size=187

checkpoint_wait=79

checksum=uncompressed

chunk_size=6

compaction=0

compression=snappy

data_extend=0

data_source=table

delete_pct=3

dictionary=1

direct_io=0

encryption=none

evict_max=0

file_type=row-store

firstfit=0

huffman_key=0

huffman_value=0

independent_thread_rng=0

in_memory=0

insert_pct=60

internal_key_truncation=1

internal_page_max=11

isolation=random

key_gap=6

key_max=104

key_min=21

leaf_page_max=16

leak_memory=0

logging=0

logging_archive=1

logging_compression=none

logging_file_max=311371

logging_prealloc=1

long_running_txn=0

lsm_worker_threads=3

merge_max=6

mmap=1

modify_pct=4

ops=0

prefix_compression=1

prefix_compression_min=1

prepare=0

quiet=1

read_pct=1

rebalance=1

repeat_data_pct=41

reverse=0

rows=1000000

runs=1

salvage=1

split_pct=64

statistics=0

statistics_server=0

threads=31

timer=4

timing_stress_checkpoint=0

timing_stress_lookaside_sweep=0

timing_stress_split_1=0

timing_stress_split_2=0

timing_stress_split_3=1

timing_stress_split_4=0

timing_stress_split_5=0

timing_stress_split_6=0

timing_stress_split_7=0

transaction_timestamps=0

transaction-frequency=34

truncate=1

value_max=2669

value_min=16

verify=1

wiredtiger_config=

write_pct=32

############################################