#0  0x00007feb6b6963a8 in icaltimezone_get_utc_offset () from /usr/lib/x86_64-linux-gnu/libical.so.3
No symbol table info available.
#1  0x00007feb6b69687d in icaltimezone_convert_time () from /usr/lib/x86_64-linux-gnu/libical.so.3
No symbol table info available.
#2  0x00007feb6b69286f in icaltime_convert_to_zone () from /usr/lib/x86_64-linux-gnu/libical.so.3
No symbol table info available.
#3  0x00007feb6b692a84 in icaltime_compare () from /usr/lib/x86_64-linux-gnu/libical.so.3
No symbol table info available.
#4  0x00007feb6b8ffcec in ?? () from /usr/lib/x86_64-linux-gnu/libecal-1.2.so.19
No symbol table info available.
#5  0x00007feb6b127f74 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#6  0x7f7f7f7f7f7f7f7f in ?? ()
No symbol table info available.
#7  0x000055b1e56d44a0 in ?? ()
No symbol table info available.
#8  0x00000000000005a0 in ?? ()
No symbol table info available.
#9  0x0000000000000b80 in ?? ()
No symbol table info available.
#10 0x000000000000002d in ?? ()
No symbol table info available.
#11 0x0000005d00000011 in ?? ()
No symbol table info available.
#12 0x000000000000000f in ?? ()
No symbol table info available.
#13 0x0000000000000101 in ?? ()
No symbol table info available.
#14 0x0000000000000110 in ?? ()
No symbol table info available.
#15 0x0000000000000000 in ?? ()
No symbol table info available.