filename=QFileDialog::getOpenFileName(this, tr("Open"), QString(), tr("Files (*.*)"));


==25135== ERROR: AddressSanitizer: heap-use-after-free on address 0x600c0009ecd8 at pc 0x7ffff4e5a321 bp 0x7fffffffce40 sp 0x7fffffffce18
READ of size 7 at 0x600c0009ecd8 thread T0
    #0 0x7ffff4e5a320 (/usr/lib/x86_64-linux-gnu/libasan.so.0.0.0+0xf320)
    #1 0x7fffef912b02 (/lib/x86_64-linux-gnu/libglib-2.0.so.0.4002.0+0x65b02)
    #2 0x7fffd731756c (/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.4002.0+0x3756c)
    #3 0x7fffd72f746a (/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.4002.0+0x1746a)
    #4 0x7fffd72f78a3 (/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0.4002.0+0x178a3)
    #5 0x7fffd8a2d228 (/usr/lib/x86_64-linux-gnu/libgtk-3.so.0.1000.8+0x131228)
    #6 0x7fffd8a55a2c (/usr/lib/x86_64-linux-gnu/libgtk-3.so.0.1000.8+0x159a2c)
    #7 0x7fffd9020281 (/opt/Qt5.8.0/5.8/gcc_64/plugins/platformthemes/libqgtk3.so+0x13281)
    #8 0x7fffd902449c (/opt/Qt5.8.0/5.8/gcc_64/plugins/platformthemes/libqgtk3.so+0x1749c)
    #9 0x7ffff49438d6 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x3298d6)
    #10 0x7ffff4954f9a (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x33af9a)
    #11 0x7ffff49553c5 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x33b3c5)
    #12 0x7ffff495550a (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x33b50a)
    #13 0x7ffff4955769 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x33b769)
    #14 0x403e09 (/storage/Projects/SafFire/BugTest/BugTest+0x403e09)
    #15 0x406568 (/storage/Projects/SafFire/BugTest/BugTest+0x406568)
    #16 0x406684 (/storage/Projects/SafFire/BugTest/BugTest+0x406684)
    #17 0x7ffff4196563 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Core.so.5.8.0+0x29c563)
    #18 0x7ffff4766cb1 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x14ccb1)
    #19 0x7ffff476914f (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x14f14f)
    #20 0x7ffff48c9729 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x2af729)
    #21 0x7ffff48d0655 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x2b6655)
    #22 0x7ffff48d1568 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x2b7568)
    #23 0x7ffff47b1007 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x197007)
    #24 0x7ffff48d38da (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x2b98da)
    #25 0x7ffff476cdcb (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x152dcb)
    #26 0x7ffff4774c2c (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x15ac2c)
    #27 0x7ffff416d457 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Core.so.5.8.0+0x273457)
    #28 0x7ffff477387e (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x15987e)
    #29 0x7ffff47cae05 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x1b0e05)
    #30 0x7ffff47cd32a (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x1b332a)
    #31 0x7ffff476cdcb (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x152dcb)
    #32 0x7ffff4774235 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Widgets.so.5.8.0+0x15a235)
    #33 0x7ffff416d457 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Core.so.5.8.0+0x273457)
    #34 0x7ffff2b89baf (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Gui.so.5.8.0+0x12bbaf)
    #35 0x7ffff2b8b954 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Gui.so.5.8.0+0x12d954)
    #36 0x7ffff2b68a1a (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Gui.so.5.8.0+0x10aa1a)
    #37 0x7fffdc0e14af (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5XcbQpa.so.5.8.0+0xaf4af)
    #38 0x7fffef8f5e03 (/lib/x86_64-linux-gnu/libglib-2.0.so.0.4002.0+0x48e03)
    #39 0x7fffef8f6047 (/lib/x86_64-linux-gnu/libglib-2.0.so.0.4002.0+0x49047)
    #40 0x7fffef8f60eb (/lib/x86_64-linux-gnu/libglib-2.0.so.0.4002.0+0x490eb)
    #41 0x7ffff41bdcbe (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Core.so.5.8.0+0x2c3cbe)
    #42 0x7ffff416b9c9 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Core.so.5.8.0+0x2719c9)
    #43 0x7ffff41739f3 (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Core.so.5.8.0+0x2799f3)
    #44 0x4039b8 (/storage/Projects/SafFire/BugTest/BugTest+0x4039b8)
    #45 0x7ffff363cf44 (/lib/x86_64-linux-gnu/libc-2.19.so+0x21f44)
    #46 0x4037b8 (/storage/Projects/SafFire/BugTest/BugTest+0x4037b8)
0x600c0009ecd8 is located 24 bytes inside of 64-byte region [0x600c0009ecc0,0x600c0009ed00)
freed by thread T0 here:
    #0 0x7ffff4e6033a (/usr/lib/x86_64-linux-gnu/libasan.so.0.0.0+0x1533a)
    #1 0x7fffd901f9de (/opt/Qt5.8.0/5.8/gcc_64/plugins/platformthemes/libqgtk3.so+0x129de)
previously allocated by thread T0 here:
    #0 0x7ffff4e6055f (/usr/lib/x86_64-linux-gnu/libasan.so.0.0.0+0x1555f)
    #1 0x7ffff3fa8f4d (/opt/Qt5.8.0/5.8/gcc_64/lib/libQt5Core.so.5.8.0+0xaef4d)
    #2 0x604600015aff (+0x15aff)
Shadow bytes around the buggy address:
  0x0c020000bd40: fa fa fa fa 00 00 00 00 00 00 00 00 fa fa fa fa
  0x0c020000bd50: 00 00 00 00 00 00 00 06 fa fa fa fa 00 00 00 00
  0x0c020000bd60: 00 00 00 00 fa fa fa fa 00 00 00 00 00 00 00 00
  0x0c020000bd70: fa fa fa fa 00 00 00 00 00 00 00 02 fa fa fa fa
  0x0c020000bd80: 00 00 00 00 00 00 06 fa fa fa fa fa 00 00 00 00
=>0x0c020000bd90: 00 00 00 00 fa fa fa fa fd fd fd[fd]fd fd fd fd
  0x0c020000bda0: fa fa fa fa 00 00 00 00 00 00 00 00 fa fa fa fa
  0x0c020000bdb0: 00 00 00 00 00 00 00 00 fa fa fa fa 00 00 00 00
  0x0c020000bdc0: 00 00 00 00 fa fa fa fa 00 00 00 00 00 00 00 00
  0x0c020000bdd0: fa fa fa fa 00 00 00 00 00 00 00 04 fa fa fa fa
  0x0c020000bde0: fd fd fd fd fd fd fd fd fa fa fa fa fd fd fd fd
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:     fa
  Heap righ redzone:     fb
  Freed Heap region:     fd
  Stack left redzone:    f1
  Stack mid redzone:     f2
  Stack right redzone:   f3
  Stack partial redzone: f4
  Stack after return:    f5
  Stack use after scope: f8
  Global redzone:        f9
  Global init order:     f6
  Poisoned by user:      f7
  ASan internal:         fe
==25135== ABORTING