$ sudo strace -e open -f /usr/bin/lightworks
open("/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_IDENTIFICATION", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_IDENTIFICATION", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib64/gconv/gconv-modules.cache", O_RDONLY) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_MEASUREMENT", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_MEASUREMENT", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_TELEPHONE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_TELEPHONE", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_ADDRESS", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_ADDRESS", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_NAME", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_NAME", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_PAPER", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_PAPER", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_MESSAGES", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_MESSAGES", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.utf8/LC_MESSAGES/SYS_LC_MESSAGES", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_MONETARY", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_MONETARY", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_COLLATE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_COLLATE", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_TIME", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_TIME", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_NUMERIC", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_NUMERIC", O_RDONLY|O_CLOEXEC) = 3
open("/usr/lib/locale/cs_CZ.UTF-8/LC_CTYPE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/usr/lib/locale/cs_CZ.utf8/LC_CTYPE", O_RDONLY|O_CLOEXEC) = 3
strace: Process 15170 attached
[pid 15170] open("/usr/lib64/gconv/gconv-modules.cache", O_RDONLY) = 3
[pid 15170] open("/sys/devices/system/cpu", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid 15170] open("/sys/devices/system/cpu", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
strace: Process 15171 attached
strace: Process 15172 attached
strace: Process 15173 attached
strace: Process 15174 attached
strace: Process 15175 attached
strace: Process 15176 attached
strace: Process 15177 attached
strace: Process 15178 attached
strace: Process 15179 attached
[pid 15179] open("/sys/devices/system/cpu/online", O_RDONLY|O_CLOEXEC) = 3
strace: Process 15180 attached
strace: Process 15181 attached
strace: Process 15182 attached
strace: Process 15183 attached
strace: Process 15184 attached
strace: Process 15185 attached
strace: Process 15186 attached
strace: Process 15187 attached
strace: Process 15188 attached
strace: Process 15189 attached
strace: Process 15190 attached
strace: Process 15191 attached
strace: Process 15192 attached
strace: Process 15193 attached
strace: Process 15194 attached
strace: Process 15195 attached
strace: Process 15196 attached
strace: Process 15197 attached
strace: Process 15198 attached
strace: Process 15199 attached
strace: Process 15200 attached
strace: Process 15201 attached
strace: Process 15202 attached
strace: Process 15203 attached
strace: Process 15204 attached
strace: Process 15205 attached
strace: Process 15206 attached
strace: Process 15207 attached
[pid 15170] open("/etc/localtime", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_IDENTIFICATION", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_IDENTIFICATION", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_MEASUREMENT", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_MEASUREMENT", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_TELEPHONE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_TELEPHONE", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_ADDRESS", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_ADDRESS", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_NAME", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_NAME", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_PAPER", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_PAPER", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_MESSAGES", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_MESSAGES", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_MESSAGES/SYS_LC_MESSAGES", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_MONETARY", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_MONETARY", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_COLLATE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_COLLATE", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_TIME", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_TIME", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_NUMERIC", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_NUMERIC", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/lib/locale/cs_CZ.UTF-8/LC_CTYPE", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/lib/locale/cs_CZ.utf8/LC_CTYPE", O_RDONLY|O_CLOEXEC) = 4
[pid 15170] open("/usr/share/locale-langpack/cs_CZ/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs_CZ/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/cs_CZ/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/cs/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/cs/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/en/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/en/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/en/LC_MESSAGES/messages.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/cs_CZ/LC_MESSAGES/gtk30.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs_CZ/LC_MESSAGES/gtk30.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/cs_CZ/LC_MESSAGES/gtk30.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/cs/LC_MESSAGES/gtk30.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs/LC_MESSAGES/gtk30.mo", O_RDONLY) = 4
[pid 15170] open("/usr/share/locale-langpack/cs_CZ/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs_CZ/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/cs_CZ/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/cs/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs/LC_MESSAGES/libc.mo", O_RDONLY) = 4
[pid 15170] open("/usr/share/locale-langpack/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/cs_CZ/LC_MESSAGES/gtk30-properties.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs_CZ/LC_MESSAGES/gtk30-properties.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/cs_CZ/LC_MESSAGES/gtk30-properties.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/cs/LC_MESSAGES/gtk30-properties.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs/LC_MESSAGES/gtk30-properties.mo", O_RDONLY) = 4
[pid 15170] open("/usr/share/locale-langpack/cs_CZ/LC_MESSAGES/glib20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs_CZ/LC_MESSAGES/glib20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/cs_CZ/LC_MESSAGES/glib20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-langpack/cs/LC_MESSAGES/glib20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/cs/LC_MESSAGES/glib20.mo", O_RDONLY) = 5
[pid 15170] open("/usr/share/locale-langpack/en/LC_MESSAGES/glib20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale/en/LC_MESSAGES/glib20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/usr/share/locale-bundle/en/LC_MESSAGES/glib20.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 15170] open("/sys/devices/system/cpu", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5
[pid 15170] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} ---
[pid 15206] +++ exited with 0 +++
[pid 15205] +++ exited with 0 +++
[pid 15203] +++ exited with 0 +++
[pid 15204] +++ exited with 0 +++
[pid 15201] +++ exited with 0 +++
[pid 15202] +++ exited with 0 +++
[pid 15199] +++ exited with 0 +++
[pid 15198] +++ exited with 0 +++
[pid 15197] +++ exited with 0 +++
[pid 15195] +++ exited with 0 +++
[pid 15200] +++ exited with 0 +++
[pid 15196] +++ exited with 0 +++
[pid 15194] +++ exited with 0 +++
[pid 15193] +++ exited with 0 +++
[pid 15191] +++ exited with 0 +++
[pid 15192] +++ exited with 0 +++
[pid 15190] +++ exited with 0 +++
[pid 15189] +++ exited with 0 +++
[pid 15175] +++ exited with 0 +++
[pid 15178] +++ exited with 0 +++
[pid 15185] +++ exited with 0 +++
[pid 15186] +++ exited with 0 +++
[pid 15183] +++ exited with 0 +++
[pid 15182] +++ exited with 0 +++
[pid 15181] +++ exited with 0 +++
[pid 15177] +++ exited with 0 +++
[pid 15180] +++ exited with 0 +++
[pid 15176] +++ exited with 0 +++
[pid 15179] +++ exited with 0 +++
[pid 15184] +++ exited with 0 +++
[pid 15187] +++ exited with 0 +++
[pid 15188] +++ exited with 0 +++
[pid 15174] +++ exited with 0 +++
[pid 15172] +++ exited with 0 +++
[pid 15173] +++ exited with 0 +++
[pid 15171] +++ exited with 0 +++
[pid 15207] +++ exited with 0 +++
[pid 15170] +++ exited with 1 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15170, si_uid=0, si_status=1, si_utime=9, si_stime=4} ---
+++ exited with 1 +++