Program received signal SIGSEGV, Segmentation fault.
0x00007ffff7b14568 in clutter_flow_layout_allocate (manager=<optimized out>, 
    container=<optimized out>, allocation=0x7fff00000000, 
    flags=CLUTTER_ALLOCATION_NONE) at ./clutter-flow-layout.c:617
617	          if (line_item_count == items_per_line && line_item_count > 0)
(gdb) p *priv
$1 = {container = 0x800080, orientation = CLUTTER_FLOW_HORIZONTAL, 
  col_spacing = 0, row_spacing = 0, min_col_width = 0, max_col_width = -1, 
  col_width = 0, min_row_height = 0, max_row_height = -1, row_height = 0, 
  line_min = 0x0, line_natural = 0x0, req_width = 0, req_height = 0, 
  line_count = 0, is_homogeneous = 0}
(gdb) bt full
#0  0x00007ffff7b14568 in clutter_flow_layout_allocate (
    manager=<optimized out>, container=<optimized out>, 
    allocation=0x7fff00000000, flags=CLUTTER_ALLOCATION_NONE)
    at ./clutter-flow-layout.c:617
        item_width = <optimized out>
        item_height = <optimized out>
        new_x = 0
        child_alloc = {x1 = 8.90062185e-39, y1 = 0, x2 = 1.17551229e-38, 
          y2 = 0}
        new_y = 0
        priv = 0x665b60
        actor = <optimized out>
        child = 0x804260
        iter = {dummy1 = 0x800080, dummy2 = 0x804260, dummy3 = 0x800090, 
          dummy4 = 1, dummy5 = 0x60eb50}
        x_off = 0
        y_off = 0
        avail_width = 200
        avail_height = 200
        item_x = 0
        item_y = 0
        line_item_count = 0
        items_per_line = 1
---Type <return> to continue, or q <return> to quit---
        line_index = 0
#1  0x00007ffff7adfbdc in clutter_actor_maybe_layout_children (
    flags=<optimized out>, allocation=0x60eb40, self=0x800080)
    at ./clutter-actor.c:2411
        container = 0x800080
        children_flags = CLUTTER_ALLOCATION_NONE
        children_box = {x1 = 0, y1 = 0, x2 = 200, y2 = 200}
        priv = 0x8000b0
#2  clutter_actor_real_allocate (self=0x800080, box=0x60eb40, 
    flags=<optimized out>) at ./clutter-actor.c:2435
        priv = 0x8000b0
        changed = 1
#3  0x00007ffff7aecfe0 in clutter_actor_allocate_internal (
    flags=CLUTTER_ALLOCATION_NONE, allocation=0x60eb40, self=0x800080)
    at ./clutter-actor.c:8655
        klass = <optimized out>
#4  clutter_actor_set_animatable_property (actor=0x800080, 
    prop_id=<optimized out>, value=<optimized out>, pspec=0x6149e0)
    at ./clutter-actor.c:13377
        obj = 0x800080
#5  0x00007ffff7af216a in _clutter_actor_create_transition (
    actor=actor@entry=0x800080, pspec=0x6149e0) at ./clutter-actor.c:17373
        timeline = <optimized out>
---Type <return> to continue, or q <return> to quit---
        interval = <optimized out>
        initial = {g_type = 8158336, data = {{v_int = 6351664, 
              v_uint = 6351664, v_long = 6351664, v_ulong = 6351664, 
              v_int64 = 6351664, v_uint64 = 6351664, v_float = 8.90057701e-39, 
              v_double = 3.1381389763265954e-317, v_pointer = 0x60eb30}, {
              v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, 
              v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        final = {g_type = 8158336, data = {{v_int = 6351680, v_uint = 6351680, 
              v_long = 6351680, v_ulong = 6351680, v_int64 = 6351680, 
              v_uint64 = 6351680, v_float = 8.90059943e-39, 
              v_double = 3.1381468813769288e-317, v_pointer = 0x60eb40}, {
              v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, 
              v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        ptype = 8158336
        error = 0x0
        info = 0x615920
        res = 0x0
        call_restore = 1
        clos = <optimized out>
        var_args = {{gp_offset = 32, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffd7d0, 
            reg_save_area = 0x7fffffffd6e0}}
        __PRETTY_FUNCTION__ = "_clutter_actor_create_transition"
---Type <return> to continue, or q <return> to quit---
#6  0x00007ffff7af383b in clutter_actor_allocate (self=self@entry=0x800080, 
    box=box@entry=0x7fffffffd920, flags=flags@entry=CLUTTER_ALLOCATION_NONE)
    at ./clutter-actor.c:8773
        old_allocation = {x1 = 0, y1 = 0, x2 = 0, y2 = 0}
        real_allocation = {x1 = 0, y1 = 0, x2 = 200, y2 = 200}
        origin_changed = 0
        child_moved = <optimized out>
        size_changed = <optimized out>
        stage_allocation_changed = <optimized out>
        priv = 0x8000b0
        __PRETTY_FUNCTION__ = "clutter_actor_allocate"
#7  0x00007ffff7af3d67 in clutter_actor_allocate_preferred_size (
    self=self@entry=0x800080, flags=flags@entry=CLUTTER_ALLOCATION_NONE)
    at ./clutter-actor.c:13895
        actor_x = <optimized out>
        actor_y = <optimized out>
        natural_width = 200
        natural_height = 200
        actor_box = {x1 = 0, y1 = 0, x2 = 200, y2 = 200}
        __PRETTY_FUNCTION__ = "clutter_actor_allocate_preferred_size"
#8  0x00007ffff7b12f1a in clutter_fixed_layout_allocate (
    manager=<optimized out>, container=<optimized out>, 
    allocation=<optimized out>, flags=CLUTTER_ALLOCATION_NONE)
---Type <return> to continue, or q <return> to quit---
    at ./clutter-fixed-layout.c:145
        child = 0x800080
#9  0x00007ffff7ae0ab6 in clutter_actor_maybe_layout_children (
    flags=<optimized out>, allocation=0x60eba0, self=0x7fbab0)
    at ./clutter-actor.c:2411
        container = 0x7fbab0
        children_flags = CLUTTER_ALLOCATION_NONE
        children_box = {x1 = 0, y1 = 0, x2 = 200, y2 = 200}
        priv = 0x7fbaf0
#10 clutter_actor_set_allocation (self=self@entry=0x7fbab0, 
    box=box@entry=0x60eba0, flags=flags@entry=CLUTTER_DELEGATE_LAYOUT)
    at ./clutter-actor.c:8892
        priv = 0x7fbaf0
        changed = 1
        __PRETTY_FUNCTION__ = "clutter_actor_set_allocation"
#11 0x00007ffff7b3e8e1 in clutter_stage_allocate (self=0x7fbab0, box=0x60eba0, 
    flags=CLUTTER_ALLOCATION_NONE) at ./clutter-stage.c:401
        priv = 0x7fbdf0
        prev_geom = {x = 0, y = 0, width = 0, height = 0}
        geom = {x = 6351744, y = 0, width = 4294957968, height = 32767}
        window_size = {x = 0, y = 0, width = 640, height = 480}
        origin_changed = 0
        width = 200
---Type <return> to continue, or q <return> to quit---
        height = 200
#12 0x00007ffff7aecfe0 in clutter_actor_allocate_internal (
    flags=CLUTTER_ALLOCATION_NONE, allocation=0x60eba0, self=0x7fbab0)
    at ./clutter-actor.c:8655
        klass = <optimized out>
#13 clutter_actor_set_animatable_property (actor=0x7fbab0, 
    prop_id=<optimized out>, value=<optimized out>, pspec=0x6149e0)
    at ./clutter-actor.c:13377
        obj = 0x7fbab0
#14 0x00007ffff7af216a in _clutter_actor_create_transition (
    actor=actor@entry=0x7fbab0, pspec=0x6149e0) at ./clutter-actor.c:17373
        timeline = <optimized out>
        interval = <optimized out>
        initial = {g_type = 8158336, data = {{v_int = 6351760, 
              v_uint = 6351760, v_long = 6351760, v_ulong = 6351760, 
              v_int64 = 6351760, v_uint64 = 6351760, v_float = 8.90071153e-39, 
              v_double = 3.1381864066285961e-317, v_pointer = 0x60eb90}, {
              v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, 
              v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        final = {g_type = 8158336, data = {{v_int = 6351776, v_uint = 6351776, 
              v_long = 6351776, v_ulong = 6351776, v_int64 = 6351776, 
              v_uint64 = 6351776, v_float = 8.90073395e-39, 
              v_double = 3.1381943116789296e-317, v_pointer = 0x60eba0}, {
---Type <return> to continue, or q <return> to quit---
              v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, 
              v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        ptype = 8158336
        error = 0x0
        info = 0x615a00
        res = 0x0
        call_restore = 1
        clos = <optimized out>
        var_args = {{gp_offset = 32, fp_offset = 48, 
            overflow_arg_area = 0x7fffffffdd30, 
            reg_save_area = 0x7fffffffdc40}}
        __PRETTY_FUNCTION__ = "_clutter_actor_create_transition"
#15 0x00007ffff7af383b in clutter_actor_allocate (self=0x7fbab0, 
    box=box@entry=0x7fffffffde60, flags=flags@entry=CLUTTER_ALLOCATION_NONE)
    at ./clutter-actor.c:8773
        old_allocation = {x1 = 0, y1 = 0, x2 = 0, y2 = 0}
        real_allocation = {x1 = 0, y1 = 0, x2 = 200, y2 = 200}
        origin_changed = 0
        child_moved = <optimized out>
        size_changed = <optimized out>
        stage_allocation_changed = <optimized out>
        priv = 0x7fbaf0
        __PRETTY_FUNCTION__ = "clutter_actor_allocate"
---Type <return> to continue, or q <return> to quit---
#16 0x00007ffff7b3bfd1 in _clutter_stage_maybe_relayout (
    actor=actor@entry=0x7fbab0) at ./clutter-stage.c:1094
        stage = 0x7fbab0
        priv = <optimized out>
        natural_width = <optimized out>
        natural_height = 200
        box = {x1 = 0, y1 = 0, x2 = 200, y2 = 200}
#17 0x00007ffff7b3c032 in clutter_stage_show (self=0x7fbab0)
    at ./clutter-stage.c:815
        priv = 0x7fbdf0
#18 0x00007ffff4eba73a in ?? ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#19 0x00007ffff4ed2fb1 in g_signal_emit_valist ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#20 0x00007ffff4ed3ab2 in g_signal_emit ()
   from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#21 0x00007ffff7ae50c6 in clutter_actor_show (self=0x7fbab0)
    at ./clutter-actor.c:1629
        priv = 0x7fbaf0
#22 clutter_actor_show (self=0x7fbab0) at ./clutter-actor.c:1592
---Type <return> to continue, or q <return> to quit---
No locals.
#23 0x00007ffff7b3ad75 in clutter_stage_show_all (self=0x7fbab0)
    at ./clutter-stage.c:803
        iter = {dummy1 = 0x7fbab0, dummy2 = 0x0, dummy3 = 0x7fbab0, 
          dummy4 = 1, dummy5 = 0x584e}
        child = 0x0
#24 0x0000000000400dec in main (argc=1, argv=0x7fffffffe3d8) at test.c:34
        stage_color = {red = 0 '\000', green = 0 '\000', blue = 0 '\000', 
          alpha = 255 '\377'}
        rect_color = {red = 255 '\377', green = 255 '\377', blue = 255 '\377', 
          alpha = 255 '\377'}
        stage = 0x7fbab0
        box = 0x800080
        layout = 0x665b30
        rectangle = 0x804260
