app-tap/logger_pipe.test.lua                                    [ fail ]
Test failed! Result content mismatch:
--- app-tap/logger_pipe.result	Sat Jan 13 10:57:40 2018
+++ app-tap/logger_pipe.reject	Sat Jan 13 11:01:29 2018
@@ -1 +1,22 @@
 48
+Segmentation fault
+Current time: 1515841289
+Please file a bug at http://github.com/tarantool/tarantool/issues
+Attempting backtrace... Note: since the server has already crashed, 
+this may fail as well
+#0  0x55fed1d63189 in print_backtrace+9
+#1  0x55fed1c8ba59 in _ZL12sig_fatal_cbi+89
+#2  0x7fc04f092670 in __restore_rt+0
+#3  (nil) in +0
+#4  0x55fed1d5f4f3 in say_logger_init+1f3
+#5  0x55fed1c8bf05 in load_cfg+275
+#6  0x55fed1d3e941 in _ZL13lbox_cfg_loadP9lua_State+11
+#7  0x55fed1d79547 in lj_BC_FUNCC+34
+#8  0x55fed1d8ac44 in lua_pcall+34
+#9  0x55fed1d52243 in luaT_call+13
+#10 0x55fed1d4c099 in lua_main+59
+#11 0x55fed1d4c2a7 in run_script_f+1a7
+#12 0x55fed1c8b4fc in _ZL16fiber_cxx_invokePFiP13__va_list_tagES0_+c
+#13 0x55fed1d60a60 in fiber_loop+30
+#14 0x55fed1e7ae9f in coro_init+3f
+#15 (nil) in +3f
.travis.mk:42: recipe for target 'test_ubuntu' failed
make: *** [test_ubuntu] Error 255
make: *** [docker_test_ubuntu] Error 2