Test/format utility dump command hang with cache full

abort=0

alter=0

auto_throttle=1

backups=0

bitcnt=8

bloom=0

bloom_bit_count=50

bloom_hash_count=18

bloom_oldest=0

cache=3

checkpoints=1

checksum=uncompressed

chunk_size=7

compaction=1

compression=zlib

data_extend=0

data_source=table

delete_pct=40

dictionary=0

direct_io=0

encryption=none

evict_max=4

file_type=row-store

firstfit=0

huffman_key=0

huffman_value=0

in_memory=0

insert_pct=18

internal_key_truncation=1

internal_page_max=11

isolation=random

key_gap=14

key_max=96

key_min=23

leaf_page_max=17

leak_memory=0

logging=1

logging_archive=0

logging_compression=snappy

logging_prealloc=0

long_running_txn=0

lsm_worker_threads=4

merge_max=6

mmap=1

ops=100000

prefix_compression=0

prefix_compression_min=5

quiet=1

repeat_data_pct=62

reverse=0

rows=100000

runs=100

rebalance=1

salvage=1

split_pct=40

statistics=0

statistics_server=0

threads=3

timer=20

transaction-frequency=33

value_max=2470

value_min=14

verify=1

wiredtiger_config=

write_pct=77