.
Thread 1 (process 6375):
#0  0xb7c51dec in free () from /lib/tls/i686/cmov/libc.so.6
#1  0x0807245b in st_resample_stop (effp=0x80a2514) at resample.c:420
	r = (resample_t) 0x80a2540
#2  0x0804d199 in process () at sox.c:1523
	loops = {{start = 0, length = 0, count = 0, type = 0 '\0'}, {start = 0, length = 0, count = 0, type = 0 '\0'}, {start = 0, length = 0, count = 0, type = 0 '\0'}, {
    start = 0, length = 0, count = 0, type = 0 '\0'}, {start = 0, length = 0, count = 0, type = 0 '\0'}, {start = 0, length = 0, count = 0, type = 0 '\0'}, {start = 0, 
    length = 0, count = 0, type = 0 '\0'}, {start = 0, length = 0, count = 0, type = 0 '\0'}}
	factor = 0
	i = 8
	e = <value optimized out>
	f = <value optimized out>
	flowstatus = <value optimized out>
	current_input = <value optimized out>
	ilen = <value optimized out>
#3  0x0804dddc in main (argc=7, argv=0xbfbd9824) at sox.c:262
	i = 1
#4  0xb7bfcebc in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#5  0x0804b651 in _start ()