root@aluminium:~# ./strace ~/speedtest
execve("/tmp/root/speedtest", ["/tmp/root/speedtest"], [/* 10 vars */]) = -1 ENOEXEC (Exec format error)
dup(2)                                  = 3
fcntl64(3, F_GETFL)                     = 0x20002 (flags O_RDWR|O_LARGEFILE)
fstat64(3, {st_mode=S_IFCHR|0600, st_rdev=makedev(136, 0), ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb6f7d000
_llseek(3, 0, 0xbec0d7a0, SEEK_CUR)     = -1 ESPIPE (Illegal seek)
write(3, "strace: exec: Exec format error\n", 32strace: exec: Exec format error
) = 32
close(3)                                = 0
munmap(0xb6f7d000, 4096)                = 0
exit_group(1)                           = ?
Process 3461 detached