recovery leaking uri memory

==128636==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 18 byte(s) in 1 object(s) allocated from:

    #0 0x46d069 in calloc (<http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/.libs/lt-wt+0x46d069)>

    WT-1 0x7f666306db95 in __wt_calloc <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/os_posix/os_alloc.c>:39

    WT-2 0x7f66630712ef in __wt_strndup <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/os_posix/os_alloc.c>:187

    WT-3 0x7f6663071acd in __wt_strdup <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/os_posix/os_alloc.c>:206

    WT-4 0x7f66632f7a6c in __recovery_setup_file <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/txn/txn_recover.c>:322

    WT-5 0x7f66632f9475 in __recovery_file_scan <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/txn/txn_recover.c>:395

    WT-6 0x7f66632f4e23 in __wt_txn_recover <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/txn/txn_recover.c>:440

    WT-7 0x7f6662da8aeb in __wt_connection_workers <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/conn/conn_open.c>:249

    WT-8 0x7f6662d32634 in wiredtiger_open <http://build.wiredtiger.com:8080/job/wiredtiger-test-format-stress-sanitizer/ws/build_posix/../src/conn/conn_api.c>:1672

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

#  RUN PARAMETERS

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

abort=0

auto_throttle=1

firstfit=0

bitcnt=1

bloom=1

bloom_bit_count=4

bloom_hash_count=6

bloom_oldest=0

cache=210

checkpoints=1

checksum=off

chunk_size=7

compaction=0

compression=zlib

data_extend=0

data_source=lsm

delete_pct=0

dictionary=0

evict_max=0

file_type=row-store

backups=0

huffman_key=0

huffman_value=0

insert_pct=55

internal_key_truncation=1

internal_page_max=13

isolation=read-uncommitted

key_gap=5

key_max=20

key_min=20

leak_memory=0

leaf_page_max=11

logging=0

logging_archive=0

logging_prealloc=0

logging=0

lsm_worker_threads=3

merge_max=7

mmap=1

ops=100000

prefix_compression=0

prefix_compression_min=2

repeat_data_pct=13

reverse=0

rows=100000

runs=1

split_pct=73

statistics=0

threads=1

timer=0

value_max=966

value_min=16

wiredtiger_config=

write_pct=75

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