Caught fatal signal - signo:11 code:1 errno:0 addr:0x23c9
Obtained 24 stack frames.
#0 0x007faa43053710 in __sigaction
#1 0x007faa430b9d75 in __libc_free
#2 0x007faa40542c1d in inflateEnd
#3 0x007fa9c021ac0a in CloseZStream
#4 0x00000040cf416d in (wrapper managed-to-native) System.IO.Compression.DeflateStreamNative:CloseZStream (intptr)
#5 0x00000040cf40a8 in System.Runtime.InteropServices.SafeHandle:InternalDispose ()
#6 0x000000407deb69 in System.IO.Stream:Close ()
#7 0x00000040cf11b8 in SaveGame/SaveData:FromBytes (byte[],bool&)
#8 0x00000040cf0e84 in SaveGame/<>c__DisplayClass230_1:<Load>b__0 (byte[])
#9 0x007faa4185be5d in mono_print_method_from_ip
#10 0x007faa419cbca8 in mono_perfcounter_foreach
#11 0x007faa419ccb55 in mono_runtime_invoke
#12 0x007faa441eb4b2 in scripting_method_invoke(ScriptingMethodPtr, ScriptingObjectPtr, ScriptingArguments&, ScriptingExceptionPtr*, bool)
#13 0x007faa441e95b2 in ScriptingInvocation::Invoke(ScriptingExceptionPtr*, bool)
#14 0x007faa441c9ff7 in Coroutine::InvokeMoveNext(ScriptingExceptionPtr*)
#15 0x007faa441c9c25 in Coroutine::Run(bool*)
#16 0x007faa43f0b3b2 in DelayedCallManager::Update(int)
#17 0x007faa44070367 in ExecutePlayerLoop(NativePlayerLoopSystem*)
#18 0x007faa44070322 in ExecutePlayerLoop(NativePlayerLoopSystem*)
#19 0x007faa440708ce in PlayerLoop()
#20 0x007faa442495c3 in PlayerMain(int, char**)
#21 0x007faa4303d088 in __libc_start_call_main
#22 0x007faa4303d14b in __libc_start_main
#23 0x00000000201029 in _start

This is a bit odd, since you know, the game is a basic Unity game.