.
Thread 1 (LWP 8873):
#0  __memset_avx2 () at ../sysdeps/x86_64/multiarch/memset-avx2.S:161
No locals.
#1  0x00005629670a61c1 in memset (__len=18446744073709551615, __ch=32, __dest=0x562969119a30) at /usr/include/x86_64-linux-gnu/bits/string3.h:90
No locals.
#2  create_image (bp=bp@entry=0x56296911c450, dl_total_time=4.3320905730000003, done=done@entry=false) at ../../src/progress.c:1167
        MAX_FILENAME_COLS = <optimized out>
        p = 0x562969119a30 ' ' <repeats 200 times>...
        size = <optimized out>
        orig_filename_cols = <optimized out>
        padding = -1
        progress_size = <optimized out>
        bytes_cols_diff = <optimized out>
        cols_diff = <optimized out>
        down_size = 0x5629672f08f0 <buf> "1,20M"
#3  0x00005629670a6630 in bar_draw (progress=0x56296911c450) at ../../src/progress.c:658
        force_screen_update = <optimized out>
        bp = 0x56296911c450
#4  0x00005629670a993f in fd_read_body (downloaded_filename=<optimized out>, fd=fd@entry=4, out=out@entry=0x56296911a0f0, toread=1485881344, startpos=<optimized out>, qtyread=qtyread@entry=0x7ffed2993620, qtywritten=0x7ffed29935d0, elapsed=0x7ffed2993628, flags=1, out2=0x0) at ../../src/retr.c:417
        rdsize = <optimized out>
        tmout = <optimized out>
        ret = <optimized out>
        dlbufsize = 8192
        dlbuf = 0x56296911a440 ' ' <repeats 200 times>...
        timer = <optimized out>
        last_successful_read_tm = 4.3320905730000003
        progress = 0x56296911c450
        progress_interactive = true
        exact = true
        chunked = false
        skip = 0
        sum_read = 1253739
        sum_written = 1253739
        remaining_chunk_size = 0
#5  0x0000562967099750 in read_response_body (hs=hs@entry=0x7ffed29935d0, sock=sock@entry=4, fp=fp@entry=0x56296911a0f0, contlen=contlen@entry=1485881344, contrange=contrange@entry=0, chunked_transfer_encoding=chunked_transfer_encoding@entry=false, url=0x562969114520 "http://d3f216qdpm0le3.cloudfront.net/ubuntu-16.04-desktop-amd64.iso", warc_timestamp_str=0x7ffed29932b0 "\377\377\377\377", warc_request_uuid=0x7ffed29932d0 "@\225`\254N\177", warc_ip=0x0, type=0x562969118e10 "application/x-iso9660-image", statcode=200, head=0x562969118e70 "HTTP/1.1 200 OK\r\nContent-Type: application/x-iso9660-image\r\nContent-Length: 1485881344\r\nConnection: keep-alive\r\nDate: Thu, 21 Apr 2016 13:53:05 GMT\r\nCache-Control: public,max-age=259200\r\nLast-Modified"...) at ../../src/http.c:1682
        warc_payload_offset = 0
        warc_tmp = 0x0
        warcerr = 0
        flags = <optimized out>
#6  0x000056296709e903 in gethttp (u=u@entry=0x562969114570, hs=hs@entry=0x7ffed29935d0, dt=dt@entry=0x7ffed29939a8, proxy=proxy@entry=0x0, iri=iri@entry=0x562969113960, count=count@entry=1) at ../../src/http.c:3753
        req = 0x562969119620
        type = 0x562969118e10 "application/x-iso9660-image"
        user = 0x0
        passwd = 0x0
        proxyauth = <optimized out>
        statcode = <optimized out>
        write_error = <optimized out>
        contlen = 1485881344
        contrange = 0
        conn = <optimized out>
        fp = 0x56296911a0f0
        err = 25
        retval = <optimized out>
        hsts_params = <optimized out>
        max_age = <optimized out>
        include_subdomains = <optimized out>
        sock = <optimized out>
        auth_finished = false
        basic_auth_finished = false
        ntlm_seen = false
        using_ssl = <optimized out>
        head_only = false
        cond_get = false
        head = <optimized out>
        resp = 0x562969119880
        hdrval = "keep-alive\000\254N\177\000\000p3\231\322\376\177\000\000]\000\000\000\000\000\000\000@\225`\254N\177\000\000\000\000\000\000\000\000\000\000@\225`\254N\177\000\000\317'+\254N\177\000\000\000\000\000\000\000\000\000\000'7\ng)V\000\000@4\231\322\376\177\000\000\031;\ng)V\000\000\331y\230\003\000\000\000\000G)=\254N\177\000\001--2016-04-22 01:34:05--  http://d3f216qdpm0le3.cloudfront.net/ubuntu-16.04-desktop-amd64"...
        message = 0x5629691145f0 "OK"
        warc_enabled = false
        warc_tmp = <optimized out>
        warc_timestamp_str = "\377\377\377\377", '\000' <repeats 12 times>, "@\225`\254N"
        warc_request_uuid = "@\225`\254N\177\000\000]\000\000\000\000\000\000\000]\000\000\000\000\000\000\000p3\231\322\376\177\000\000]\000\000\000\000\000\000\000\272\342+\254N\177\000"
        warc_ip = 0x0
        warc_payload_offset = <optimized out>
        keep_alive = true
        chunked_transfer_encoding = false
        inhibit_keep_alive = <optimized out>
        body_data_size = <optimized out>
#7  0x000056296709f67a in http_loop (u=u@entry=0x562969114570, original_url=original_url@entry=0x562969113c80, newloc=newloc@entry=0x7ffed29938c8, local_file=local_file@entry=0x7ffed29938d0, referer=referer@entry=0x0, dt=dt@entry=0x7ffed29939a8, proxy=0x0, iri=0x562969113960) at ../../src/http.c:3971
        count = 1
        got_head = false
        time_came_from_head = false
        got_name = true
        tms = 0x5629672f0960 <output> "2016-04-22 01:34:05"
        tmrate = <optimized out>
        err = <optimized out>
        ret = TRYLIMEXC
        tmr = -1
        hstat = {len = 0, contlen = 1485881344, restval = 0, res = -1, rderrmsg = 0x0, newloc = 0x0, remote_time = 0x562969119110 "Thu, 21 Apr 2016 10:33:18 GMT", error = 0x562969119860 "OK", statcode = 200, message = 0x562969113ad0 "OK", rd_size = 0, dltime = 0, referer = 0x0, local_file = 0x5629691198a0 "ubuntu-16.04-desktop-amd64.iso", existence_checked = true, timestamp_checked = false, orig_file_name = 0x0, orig_file_size = 0, orig_file_tstamp = 0}
        st = {st_dev = 472446402651, st_ino = 31, st_nlink = 7, st_mode = 30, st_uid = 0, st_gid = 3533256432, __pad0 = 32766, st_rdev = 140732431677496, st_size = 94735856385152, st_blksize = 140732431677504, st_blocks = -140732431677167, st_atim = {tv_sec = 16, tv_nsec = 1}, st_mtim = {tv_sec = 210453397511, tv_nsec = 0}, st_ctim = {tv_sec = 139975876184864, tv_nsec = 68}, __glibc_reserved = {0, 0, 94735822592150}}
        send_head_first = false
        force_full_retrieve = false
#8  0x00005629670aa494 in retrieve_url (orig_parsed=0x562969113c80, origurl=0x5629691130c0 "http://releases.ubuntu.com/16.04/ubuntu-16.04-desktop-amd64.iso", file=0x7ffed29939b0, newloc=0x7ffed29939b8, refurl=0x0, dt=0x7ffed29939a8, recursive=false, iri=0x562969113960, register_status=true) at ../../src/retr.c:817
        result = NOCONERROR
        url = 0x5629691167e0 "http://d3f216qdpm0le3.cloudfront.net/ubuntu-16.04-desktop-amd64.iso"
        location_changed = <optimized out>
        iri_fallbacked = false
        dummy = 0
        mynewloc = 0x0
        proxy = <optimized out>
        u = 0x562969114570
        proxy_url = <optimized out>
        up_error_code = 0
        local_file = 0x0
        redirection_count = 1
        method_suspended = true
        saved_body_data = 0x0
        saved_method = 0x0
        saved_body_file_name = 0x0
#9  0x00005629670857c3 in main (argc=<optimized out>, argv=<optimized out>) at ../../src/main.c:1868
        dt = 2
        url_err = 0
        filename = 0x0
        redirected_URL = 0x0
        iri = 0x562969113960
        url_parsed = 0x562969113c80
        url = <optimized out>
        t = 0x7ffed2993940
        p = <optimized out>
        i = <optimized out>
        ret = <optimized out>
        longindex = -1
        nurl = <optimized out>
        retconf = <optimized out>
        argstring_length = <optimized out>
        use_userconfig = <optimized out>
        append_to_log = <optimized out>
        timer = <optimized out>
        start_time = <optimized out>