java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-optional_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-370d6ab [2018-11-14 17:24:04,138 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 17:24:04,140 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 17:24:04,152 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 17:24:04,153 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 17:24:04,154 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 17:24:04,155 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 17:24:04,157 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 17:24:04,158 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 17:24:04,159 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 17:24:04,160 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 17:24:04,160 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 17:24:04,161 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 17:24:04,162 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 17:24:04,163 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 17:24:04,164 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 17:24:04,165 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 17:24:04,167 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 17:24:04,169 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 17:24:04,170 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 17:24:04,172 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 17:24:04,173 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 17:24:04,175 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-14 17:24:04,176 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-14 17:24:04,176 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-14 17:24:04,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-14 17:24:04,178 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-14 17:24:04,179 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-14 17:24:04,179 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-14 17:24:04,183 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-14 17:24:04,183 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-14 17:24:04,184 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-14 17:24:04,184 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 17:24:04,184 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 17:24:04,185 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 17:24:04,189 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 17:24:04,190 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-14 17:24:04,212 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 17:24:04,212 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 17:24:04,213 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 17:24:04,213 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 17:24:04,218 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 17:24:04,218 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 17:24:04,218 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 17:24:04,218 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 17:24:04,219 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 17:24:04,220 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-14 17:24:04,220 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 17:24:04,220 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 17:24:04,220 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 17:24:04,221 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 17:24:04,221 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 17:24:04,221 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 17:24:04,221 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 17:24:04,222 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 17:24:04,222 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 17:24:04,222 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 17:24:04,222 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 17:24:04,223 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 17:24:04,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 17:24:04,223 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 17:24:04,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 17:24:04,223 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 17:24:04,225 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-14 17:24:04,225 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 17:24:04,225 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-14 17:24:04,226 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 17:24:04,285 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 17:24:04,303 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 17:24:04,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 17:24:04,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 17:24:04,307 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 17:24:04,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-14 17:24:04,363 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78786ff9f/7f8f23518b304640b114dade32e506a2/FLAG4155f70e1 [2018-11-14 17:24:04,903 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 17:24:04,903 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-14 17:24:04,918 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78786ff9f/7f8f23518b304640b114dade32e506a2/FLAG4155f70e1 [2018-11-14 17:24:04,934 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78786ff9f/7f8f23518b304640b114dade32e506a2 [2018-11-14 17:24:04,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 17:24:04,948 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-14 17:24:04,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 17:24:04,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 17:24:04,954 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 17:24:04,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:24:04" (1/1) ... [2018-11-14 17:24:04,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@796d5a69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:04, skipping insertion in model container [2018-11-14 17:24:04,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:24:04" (1/1) ... [2018-11-14 17:24:04,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 17:24:05,041 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 17:24:05,461 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 17:24:05,473 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 17:24:05,530 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 17:24:05,670 INFO L195 MainTranslator]: Completed translation [2018-11-14 17:24:05,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05 WrapperNode [2018-11-14 17:24:05,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 17:24:05,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 17:24:05,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 17:24:05,672 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 17:24:05,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... [2018-11-14 17:24:05,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... [2018-11-14 17:24:05,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... [2018-11-14 17:24:05,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... [2018-11-14 17:24:05,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... [2018-11-14 17:24:05,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... [2018-11-14 17:24:05,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... [2018-11-14 17:24:05,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 17:24:05,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 17:24:05,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 17:24:05,792 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 17:24:05,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 17:24:05,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 17:24:05,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 17:24:05,859 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 17:24:05,859 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-14 17:24:05,859 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-14 17:24:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-14 17:24:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-14 17:24:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-14 17:24:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-14 17:24:05,860 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-14 17:24:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-14 17:24:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-14 17:24:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-14 17:24:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-14 17:24:05,861 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-14 17:24:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-14 17:24:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-14 17:24:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-14 17:24:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-14 17:24:05,862 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-14 17:24:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-14 17:24:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-14 17:24:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-14 17:24:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-14 17:24:05,863 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-14 17:24:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-14 17:24:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-14 17:24:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-14 17:24:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-14 17:24:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-14 17:24:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-14 17:24:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-14 17:24:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-14 17:24:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-14 17:24:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-14 17:24:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-14 17:24:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-14 17:24:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-14 17:24:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-14 17:24:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-14 17:24:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-14 17:24:05,866 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-14 17:24:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-14 17:24:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-14 17:24:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-14 17:24:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-14 17:24:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-14 17:24:05,867 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-14 17:24:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-14 17:24:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-14 17:24:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-14 17:24:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-14 17:24:05,868 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-14 17:24:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-14 17:24:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-14 17:24:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-14 17:24:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-14 17:24:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-14 17:24:05,869 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-14 17:24:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-14 17:24:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-14 17:24:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-11-14 17:24:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-14 17:24:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-14 17:24:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-11-14 17:24:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-14 17:24:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-14 17:24:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2018-11-14 17:24:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-14 17:24:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-14 17:24:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-14 17:24:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-14 17:24:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-14 17:24:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-14 17:24:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-14 17:24:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-14 17:24:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-14 17:24:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-14 17:24:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-14 17:24:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-14 17:24:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-14 17:24:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-14 17:24:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-14 17:24:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-14 17:24:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-14 17:24:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-14 17:24:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-14 17:24:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-14 17:24:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-14 17:24:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-14 17:24:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-14 17:24:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-14 17:24:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-14 17:24:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-14 17:24:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-14 17:24:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-14 17:24:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-14 17:24:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-14 17:24:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-14 17:24:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-14 17:24:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-14 17:24:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-14 17:24:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-14 17:24:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-14 17:24:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-14 17:24:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-14 17:24:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-14 17:24:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 17:24:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 17:24:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-14 17:24:05,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-14 17:24:05,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-14 17:24:05,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-14 17:24:05,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-14 17:24:05,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-14 17:24:05,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 17:24:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 17:24:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-14 17:24:07,058 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 17:24:07,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:24:07 BoogieIcfgContainer [2018-11-14 17:24:07,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 17:24:07,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-14 17:24:07,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-14 17:24:07,063 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-14 17:24:07,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:24:04" (1/3) ... [2018-11-14 17:24:07,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4619c970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:24:07, skipping insertion in model container [2018-11-14 17:24:07,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:24:05" (2/3) ... [2018-11-14 17:24:07,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4619c970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:24:07, skipping insertion in model container [2018-11-14 17:24:07,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:24:07" (3/3) ... [2018-11-14 17:24:07,068 INFO L112 eAbstractionObserver]: Analyzing ICFG dll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-14 17:24:07,078 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-14 17:24:07,088 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-14 17:24:07,106 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-14 17:24:07,139 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-14 17:24:07,140 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-14 17:24:07,140 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-14 17:24:07,141 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-14 17:24:07,141 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-14 17:24:07,141 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-14 17:24:07,141 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-14 17:24:07,141 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-14 17:24:07,142 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-14 17:24:07,160 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2018-11-14 17:24:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-14 17:24:07,168 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:07,169 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:07,172 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:07,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:07,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1115656541, now seen corresponding path program 1 times [2018-11-14 17:24:07,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:07,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:07,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:07,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:07,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:07,368 INFO L256 TraceCheckUtils]: 0: Hoare triple {41#true} call ULTIMATE.init(); {41#true} is VALID [2018-11-14 17:24:07,372 INFO L273 TraceCheckUtils]: 1: Hoare triple {41#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {41#true} is VALID [2018-11-14 17:24:07,373 INFO L273 TraceCheckUtils]: 2: Hoare triple {41#true} assume true; {41#true} is VALID [2018-11-14 17:24:07,375 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {41#true} {41#true} #122#return; {41#true} is VALID [2018-11-14 17:24:07,375 INFO L256 TraceCheckUtils]: 4: Hoare triple {41#true} call #t~ret25 := main(); {41#true} is VALID [2018-11-14 17:24:07,375 INFO L273 TraceCheckUtils]: 5: Hoare triple {41#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {41#true} is VALID [2018-11-14 17:24:07,376 INFO L273 TraceCheckUtils]: 6: Hoare triple {41#true} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {41#true} is VALID [2018-11-14 17:24:07,376 INFO L273 TraceCheckUtils]: 7: Hoare triple {41#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {41#true} is VALID [2018-11-14 17:24:07,390 INFO L273 TraceCheckUtils]: 8: Hoare triple {41#true} assume !true; {42#false} is VALID [2018-11-14 17:24:07,390 INFO L273 TraceCheckUtils]: 9: Hoare triple {42#false} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {42#false} is VALID [2018-11-14 17:24:07,391 INFO L273 TraceCheckUtils]: 10: Hoare triple {42#false} assume true; {42#false} is VALID [2018-11-14 17:24:07,391 INFO L273 TraceCheckUtils]: 11: Hoare triple {42#false} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {42#false} is VALID [2018-11-14 17:24:07,391 INFO L273 TraceCheckUtils]: 12: Hoare triple {42#false} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {42#false} is VALID [2018-11-14 17:24:07,392 INFO L273 TraceCheckUtils]: 13: Hoare triple {42#false} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {42#false} is VALID [2018-11-14 17:24:07,392 INFO L273 TraceCheckUtils]: 14: Hoare triple {42#false} #t~short18 := #t~short15; {42#false} is VALID [2018-11-14 17:24:07,392 INFO L273 TraceCheckUtils]: 15: Hoare triple {42#false} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {42#false} is VALID [2018-11-14 17:24:07,393 INFO L273 TraceCheckUtils]: 16: Hoare triple {42#false} #t~short20 := #t~short18; {42#false} is VALID [2018-11-14 17:24:07,393 INFO L273 TraceCheckUtils]: 17: Hoare triple {42#false} assume #t~short20; {42#false} is VALID [2018-11-14 17:24:07,393 INFO L273 TraceCheckUtils]: 18: Hoare triple {42#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {42#false} is VALID [2018-11-14 17:24:07,394 INFO L273 TraceCheckUtils]: 19: Hoare triple {42#false} assume !false; {42#false} is VALID [2018-11-14 17:24:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:07,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:24:07,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-14 17:24:07,407 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-14 17:24:07,410 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:07,414 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-14 17:24:07,559 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:07,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-14 17:24:07,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-14 17:24:07,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-14 17:24:07,573 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 2 states. [2018-11-14 17:24:07,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:07,740 INFO L93 Difference]: Finished difference Result 62 states and 88 transitions. [2018-11-14 17:24:07,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-14 17:24:07,741 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-14 17:24:07,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:07,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-14 17:24:07,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 88 transitions. [2018-11-14 17:24:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-14 17:24:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 88 transitions. [2018-11-14 17:24:07,762 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 88 transitions. [2018-11-14 17:24:08,277 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:08,290 INFO L225 Difference]: With dead ends: 62 [2018-11-14 17:24:08,291 INFO L226 Difference]: Without dead ends: 28 [2018-11-14 17:24:08,294 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-14 17:24:08,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-14 17:24:08,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-14 17:24:08,346 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:08,346 INFO L82 GeneralOperation]: Start isEquivalent. First operand 28 states. Second operand 28 states. [2018-11-14 17:24:08,347 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2018-11-14 17:24:08,347 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2018-11-14 17:24:08,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:08,351 INFO L93 Difference]: Finished difference Result 28 states and 36 transitions. [2018-11-14 17:24:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-11-14 17:24:08,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:08,353 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:08,353 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2018-11-14 17:24:08,353 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2018-11-14 17:24:08,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:08,357 INFO L93 Difference]: Finished difference Result 28 states and 36 transitions. [2018-11-14 17:24:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-11-14 17:24:08,358 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:08,358 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:08,359 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:08,359 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-14 17:24:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2018-11-14 17:24:08,364 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 20 [2018-11-14 17:24:08,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:08,364 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2018-11-14 17:24:08,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-14 17:24:08,365 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2018-11-14 17:24:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-14 17:24:08,366 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:08,366 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:08,366 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:08,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:08,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1232896748, now seen corresponding path program 1 times [2018-11-14 17:24:08,367 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:08,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:08,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:08,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:08,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:08,518 INFO L256 TraceCheckUtils]: 0: Hoare triple {209#true} call ULTIMATE.init(); {209#true} is VALID [2018-11-14 17:24:08,519 INFO L273 TraceCheckUtils]: 1: Hoare triple {209#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {209#true} is VALID [2018-11-14 17:24:08,519 INFO L273 TraceCheckUtils]: 2: Hoare triple {209#true} assume true; {209#true} is VALID [2018-11-14 17:24:08,519 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {209#true} {209#true} #122#return; {209#true} is VALID [2018-11-14 17:24:08,519 INFO L256 TraceCheckUtils]: 4: Hoare triple {209#true} call #t~ret25 := main(); {209#true} is VALID [2018-11-14 17:24:08,520 INFO L273 TraceCheckUtils]: 5: Hoare triple {209#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {209#true} is VALID [2018-11-14 17:24:08,520 INFO L273 TraceCheckUtils]: 6: Hoare triple {209#true} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {209#true} is VALID [2018-11-14 17:24:08,520 INFO L273 TraceCheckUtils]: 7: Hoare triple {209#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {209#true} is VALID [2018-11-14 17:24:08,520 INFO L273 TraceCheckUtils]: 8: Hoare triple {209#true} assume true; {209#true} is VALID [2018-11-14 17:24:08,521 INFO L273 TraceCheckUtils]: 9: Hoare triple {209#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {209#true} is VALID [2018-11-14 17:24:08,521 INFO L273 TraceCheckUtils]: 10: Hoare triple {209#true} assume !(#t~nondet5 != 0);havoc #t~nondet5; {209#true} is VALID [2018-11-14 17:24:08,521 INFO L273 TraceCheckUtils]: 11: Hoare triple {209#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {209#true} is VALID [2018-11-14 17:24:08,521 INFO L273 TraceCheckUtils]: 12: Hoare triple {209#true} assume true; {209#true} is VALID [2018-11-14 17:24:08,522 INFO L273 TraceCheckUtils]: 13: Hoare triple {209#true} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {209#true} is VALID [2018-11-14 17:24:08,522 INFO L273 TraceCheckUtils]: 14: Hoare triple {209#true} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {209#true} is VALID [2018-11-14 17:24:08,522 INFO L273 TraceCheckUtils]: 15: Hoare triple {209#true} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {209#true} is VALID [2018-11-14 17:24:08,522 INFO L273 TraceCheckUtils]: 16: Hoare triple {209#true} #t~short18 := #t~short15; {209#true} is VALID [2018-11-14 17:24:08,523 INFO L273 TraceCheckUtils]: 17: Hoare triple {209#true} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {209#true} is VALID [2018-11-14 17:24:08,523 INFO L273 TraceCheckUtils]: 18: Hoare triple {209#true} #t~short20 := #t~short18; {209#true} is VALID [2018-11-14 17:24:08,524 INFO L273 TraceCheckUtils]: 19: Hoare triple {209#true} assume #t~short20; {211#|main_#t~short20|} is VALID [2018-11-14 17:24:08,524 INFO L273 TraceCheckUtils]: 20: Hoare triple {211#|main_#t~short20|} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {210#false} is VALID [2018-11-14 17:24:08,525 INFO L273 TraceCheckUtils]: 21: Hoare triple {210#false} assume !false; {210#false} is VALID [2018-11-14 17:24:08,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:08,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:24:08,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-14 17:24:08,533 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-11-14 17:24:08,534 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:08,534 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-14 17:24:08,670 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:08,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-14 17:24:08,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-14 17:24:08,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 17:24:08,671 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 3 states. [2018-11-14 17:24:08,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:08,833 INFO L93 Difference]: Finished difference Result 31 states and 39 transitions. [2018-11-14 17:24:08,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-14 17:24:08,833 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-11-14 17:24:08,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:08,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 17:24:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 39 transitions. [2018-11-14 17:24:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-14 17:24:08,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 39 transitions. [2018-11-14 17:24:08,838 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 39 transitions. [2018-11-14 17:24:08,926 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:08,928 INFO L225 Difference]: With dead ends: 31 [2018-11-14 17:24:08,928 INFO L226 Difference]: Without dead ends: 29 [2018-11-14 17:24:08,929 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-14 17:24:08,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-11-14 17:24:08,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-11-14 17:24:08,944 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:08,944 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand 29 states. [2018-11-14 17:24:08,944 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 29 states. [2018-11-14 17:24:08,944 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 29 states. [2018-11-14 17:24:08,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:08,947 INFO L93 Difference]: Finished difference Result 29 states and 37 transitions. [2018-11-14 17:24:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2018-11-14 17:24:08,948 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:08,948 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:08,948 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 29 states. [2018-11-14 17:24:08,948 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 29 states. [2018-11-14 17:24:08,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:08,952 INFO L93 Difference]: Finished difference Result 29 states and 37 transitions. [2018-11-14 17:24:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2018-11-14 17:24:08,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:08,954 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:08,954 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:08,954 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-14 17:24:08,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2018-11-14 17:24:08,957 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 37 transitions. Word has length 22 [2018-11-14 17:24:08,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:08,957 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 37 transitions. [2018-11-14 17:24:08,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-14 17:24:08,959 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2018-11-14 17:24:08,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-14 17:24:08,961 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:08,961 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:08,961 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:08,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:08,962 INFO L82 PathProgramCache]: Analyzing trace with hash -1232894826, now seen corresponding path program 1 times [2018-11-14 17:24:08,962 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:08,962 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:08,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:08,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:08,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:09,338 INFO L256 TraceCheckUtils]: 0: Hoare triple {346#true} call ULTIMATE.init(); {346#true} is VALID [2018-11-14 17:24:09,339 INFO L273 TraceCheckUtils]: 1: Hoare triple {346#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {346#true} is VALID [2018-11-14 17:24:09,339 INFO L273 TraceCheckUtils]: 2: Hoare triple {346#true} assume true; {346#true} is VALID [2018-11-14 17:24:09,340 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {346#true} {346#true} #122#return; {346#true} is VALID [2018-11-14 17:24:09,340 INFO L256 TraceCheckUtils]: 4: Hoare triple {346#true} call #t~ret25 := main(); {346#true} is VALID [2018-11-14 17:24:09,343 INFO L273 TraceCheckUtils]: 5: Hoare triple {346#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {348#(= (select |#valid| main_~head~0.base) 1)} is VALID [2018-11-14 17:24:09,345 INFO L273 TraceCheckUtils]: 6: Hoare triple {348#(= (select |#valid| main_~head~0.base) 1)} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:09,348 INFO L273 TraceCheckUtils]: 7: Hoare triple {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:09,349 INFO L273 TraceCheckUtils]: 8: Hoare triple {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} assume true; {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:09,354 INFO L273 TraceCheckUtils]: 9: Hoare triple {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:09,364 INFO L273 TraceCheckUtils]: 10: Hoare triple {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:09,367 INFO L273 TraceCheckUtils]: 11: Hoare triple {349#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:09,368 INFO L273 TraceCheckUtils]: 12: Hoare triple {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} assume true; {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:09,369 INFO L273 TraceCheckUtils]: 13: Hoare triple {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:09,370 INFO L273 TraceCheckUtils]: 14: Hoare triple {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:09,371 INFO L273 TraceCheckUtils]: 15: Hoare triple {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:09,372 INFO L273 TraceCheckUtils]: 16: Hoare triple {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} #t~short18 := #t~short15; {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:09,375 INFO L273 TraceCheckUtils]: 17: Hoare triple {350#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {351#|main_#t~short18|} is VALID [2018-11-14 17:24:09,376 INFO L273 TraceCheckUtils]: 18: Hoare triple {351#|main_#t~short18|} #t~short20 := #t~short18; {352#|main_#t~short20|} is VALID [2018-11-14 17:24:09,386 INFO L273 TraceCheckUtils]: 19: Hoare triple {352#|main_#t~short20|} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {347#false} is VALID [2018-11-14 17:24:09,387 INFO L273 TraceCheckUtils]: 20: Hoare triple {347#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {347#false} is VALID [2018-11-14 17:24:09,387 INFO L273 TraceCheckUtils]: 21: Hoare triple {347#false} assume !false; {347#false} is VALID [2018-11-14 17:24:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:09,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:24:09,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-14 17:24:09,392 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-11-14 17:24:09,393 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:09,393 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2018-11-14 17:24:09,446 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:09,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-14 17:24:09,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-14 17:24:09,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-14 17:24:09,447 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. Second operand 7 states. [2018-11-14 17:24:10,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:10,711 INFO L93 Difference]: Finished difference Result 79 states and 98 transitions. [2018-11-14 17:24:10,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-14 17:24:10,712 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-11-14 17:24:10,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:10,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-14 17:24:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 97 transitions. [2018-11-14 17:24:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-14 17:24:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 97 transitions. [2018-11-14 17:24:10,720 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 97 transitions. [2018-11-14 17:24:10,986 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:10,990 INFO L225 Difference]: With dead ends: 79 [2018-11-14 17:24:10,990 INFO L226 Difference]: Without dead ends: 65 [2018-11-14 17:24:10,991 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-11-14 17:24:10,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-14 17:24:11,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 42. [2018-11-14 17:24:11,052 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:11,052 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand 42 states. [2018-11-14 17:24:11,052 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 42 states. [2018-11-14 17:24:11,053 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 42 states. [2018-11-14 17:24:11,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:11,057 INFO L93 Difference]: Finished difference Result 65 states and 80 transitions. [2018-11-14 17:24:11,057 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2018-11-14 17:24:11,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:11,058 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:11,059 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 65 states. [2018-11-14 17:24:11,059 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 65 states. [2018-11-14 17:24:11,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:11,063 INFO L93 Difference]: Finished difference Result 65 states and 80 transitions. [2018-11-14 17:24:11,063 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2018-11-14 17:24:11,064 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:11,065 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:11,065 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:11,065 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:11,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-14 17:24:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 53 transitions. [2018-11-14 17:24:11,068 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 53 transitions. Word has length 22 [2018-11-14 17:24:11,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:11,069 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 53 transitions. [2018-11-14 17:24:11,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-14 17:24:11,069 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2018-11-14 17:24:11,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-14 17:24:11,070 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:11,070 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:11,071 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:11,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:11,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1231047784, now seen corresponding path program 1 times [2018-11-14 17:24:11,071 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:11,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:11,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:11,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:11,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:11,263 INFO L256 TraceCheckUtils]: 0: Hoare triple {644#true} call ULTIMATE.init(); {644#true} is VALID [2018-11-14 17:24:11,263 INFO L273 TraceCheckUtils]: 1: Hoare triple {644#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {644#true} is VALID [2018-11-14 17:24:11,264 INFO L273 TraceCheckUtils]: 2: Hoare triple {644#true} assume true; {644#true} is VALID [2018-11-14 17:24:11,264 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {644#true} {644#true} #122#return; {644#true} is VALID [2018-11-14 17:24:11,264 INFO L256 TraceCheckUtils]: 4: Hoare triple {644#true} call #t~ret25 := main(); {644#true} is VALID [2018-11-14 17:24:11,264 INFO L273 TraceCheckUtils]: 5: Hoare triple {644#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {644#true} is VALID [2018-11-14 17:24:11,265 INFO L273 TraceCheckUtils]: 6: Hoare triple {644#true} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {644#true} is VALID [2018-11-14 17:24:11,265 INFO L273 TraceCheckUtils]: 7: Hoare triple {644#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {644#true} is VALID [2018-11-14 17:24:11,265 INFO L273 TraceCheckUtils]: 8: Hoare triple {644#true} assume true; {644#true} is VALID [2018-11-14 17:24:11,265 INFO L273 TraceCheckUtils]: 9: Hoare triple {644#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {644#true} is VALID [2018-11-14 17:24:11,266 INFO L273 TraceCheckUtils]: 10: Hoare triple {644#true} assume !(#t~nondet5 != 0);havoc #t~nondet5; {644#true} is VALID [2018-11-14 17:24:11,266 INFO L273 TraceCheckUtils]: 11: Hoare triple {644#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {644#true} is VALID [2018-11-14 17:24:11,266 INFO L273 TraceCheckUtils]: 12: Hoare triple {644#true} assume true; {644#true} is VALID [2018-11-14 17:24:11,266 INFO L273 TraceCheckUtils]: 13: Hoare triple {644#true} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {644#true} is VALID [2018-11-14 17:24:11,267 INFO L273 TraceCheckUtils]: 14: Hoare triple {644#true} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {644#true} is VALID [2018-11-14 17:24:11,268 INFO L273 TraceCheckUtils]: 15: Hoare triple {644#true} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {646#(or |main_#t~short15| (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:11,268 INFO L273 TraceCheckUtils]: 16: Hoare triple {646#(or |main_#t~short15| (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))))} #t~short18 := #t~short15; {647#(or |main_#t~short18| (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))))} is VALID [2018-11-14 17:24:11,269 INFO L273 TraceCheckUtils]: 17: Hoare triple {647#(or |main_#t~short18| (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))))} assume !#t~short18; {648#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} is VALID [2018-11-14 17:24:11,270 INFO L273 TraceCheckUtils]: 18: Hoare triple {648#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} #t~short20 := #t~short18; {648#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} is VALID [2018-11-14 17:24:11,270 INFO L273 TraceCheckUtils]: 19: Hoare triple {648#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {649#|main_#t~short20|} is VALID [2018-11-14 17:24:11,271 INFO L273 TraceCheckUtils]: 20: Hoare triple {649#|main_#t~short20|} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {645#false} is VALID [2018-11-14 17:24:11,271 INFO L273 TraceCheckUtils]: 21: Hoare triple {645#false} assume !false; {645#false} is VALID [2018-11-14 17:24:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:11,274 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:24:11,274 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-14 17:24:11,275 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-14 17:24:11,275 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:11,275 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 17:24:11,322 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:11,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 17:24:11,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 17:24:11,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-14 17:24:11,323 INFO L87 Difference]: Start difference. First operand 42 states and 53 transitions. Second operand 6 states. [2018-11-14 17:24:11,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:11,946 INFO L93 Difference]: Finished difference Result 64 states and 81 transitions. [2018-11-14 17:24:11,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-14 17:24:11,946 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-14 17:24:11,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 17:24:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 59 transitions. [2018-11-14 17:24:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 17:24:11,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 59 transitions. [2018-11-14 17:24:11,952 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 59 transitions. [2018-11-14 17:24:12,088 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:12,092 INFO L225 Difference]: With dead ends: 64 [2018-11-14 17:24:12,093 INFO L226 Difference]: Without dead ends: 62 [2018-11-14 17:24:12,093 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-11-14 17:24:12,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-14 17:24:12,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2018-11-14 17:24:12,153 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:12,154 INFO L82 GeneralOperation]: Start isEquivalent. First operand 62 states. Second operand 48 states. [2018-11-14 17:24:12,154 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 48 states. [2018-11-14 17:24:12,154 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 48 states. [2018-11-14 17:24:12,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:12,159 INFO L93 Difference]: Finished difference Result 62 states and 79 transitions. [2018-11-14 17:24:12,159 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2018-11-14 17:24:12,160 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:12,160 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:12,160 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 62 states. [2018-11-14 17:24:12,161 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 62 states. [2018-11-14 17:24:12,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:12,164 INFO L93 Difference]: Finished difference Result 62 states and 79 transitions. [2018-11-14 17:24:12,165 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2018-11-14 17:24:12,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:12,165 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:12,166 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:12,166 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-14 17:24:12,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2018-11-14 17:24:12,169 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 62 transitions. Word has length 22 [2018-11-14 17:24:12,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:12,169 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 62 transitions. [2018-11-14 17:24:12,169 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 17:24:12,170 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2018-11-14 17:24:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-14 17:24:12,171 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:12,171 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:12,171 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:12,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:12,172 INFO L82 PathProgramCache]: Analyzing trace with hash 543959578, now seen corresponding path program 1 times [2018-11-14 17:24:12,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:12,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:12,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:12,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:12,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:12,292 INFO L256 TraceCheckUtils]: 0: Hoare triple {915#true} call ULTIMATE.init(); {915#true} is VALID [2018-11-14 17:24:12,292 INFO L273 TraceCheckUtils]: 1: Hoare triple {915#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {915#true} is VALID [2018-11-14 17:24:12,293 INFO L273 TraceCheckUtils]: 2: Hoare triple {915#true} assume true; {915#true} is VALID [2018-11-14 17:24:12,293 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {915#true} {915#true} #122#return; {915#true} is VALID [2018-11-14 17:24:12,293 INFO L256 TraceCheckUtils]: 4: Hoare triple {915#true} call #t~ret25 := main(); {915#true} is VALID [2018-11-14 17:24:12,293 INFO L273 TraceCheckUtils]: 5: Hoare triple {915#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {915#true} is VALID [2018-11-14 17:24:12,295 INFO L273 TraceCheckUtils]: 6: Hoare triple {915#true} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:12,296 INFO L273 TraceCheckUtils]: 7: Hoare triple {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:12,297 INFO L273 TraceCheckUtils]: 8: Hoare triple {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume true; {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:12,297 INFO L273 TraceCheckUtils]: 9: Hoare triple {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:12,299 INFO L273 TraceCheckUtils]: 10: Hoare triple {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:12,300 INFO L273 TraceCheckUtils]: 11: Hoare triple {917#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {918#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:24:12,301 INFO L273 TraceCheckUtils]: 12: Hoare triple {918#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume true; {918#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:24:12,303 INFO L273 TraceCheckUtils]: 13: Hoare triple {918#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {918#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:24:12,304 INFO L273 TraceCheckUtils]: 14: Hoare triple {918#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {919#|main_#t~short15|} is VALID [2018-11-14 17:24:12,305 INFO L273 TraceCheckUtils]: 15: Hoare triple {919#|main_#t~short15|} assume !#t~short15; {916#false} is VALID [2018-11-14 17:24:12,305 INFO L273 TraceCheckUtils]: 16: Hoare triple {916#false} #t~short18 := #t~short15; {916#false} is VALID [2018-11-14 17:24:12,305 INFO L273 TraceCheckUtils]: 17: Hoare triple {916#false} assume !#t~short18; {916#false} is VALID [2018-11-14 17:24:12,305 INFO L273 TraceCheckUtils]: 18: Hoare triple {916#false} #t~short20 := #t~short18; {916#false} is VALID [2018-11-14 17:24:12,306 INFO L273 TraceCheckUtils]: 19: Hoare triple {916#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {916#false} is VALID [2018-11-14 17:24:12,306 INFO L273 TraceCheckUtils]: 20: Hoare triple {916#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {916#false} is VALID [2018-11-14 17:24:12,307 INFO L273 TraceCheckUtils]: 21: Hoare triple {916#false} assume !false; {916#false} is VALID [2018-11-14 17:24:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:12,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:24:12,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-14 17:24:12,309 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-14 17:24:12,310 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:12,310 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-14 17:24:12,348 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:12,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-14 17:24:12,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-14 17:24:12,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-14 17:24:12,349 INFO L87 Difference]: Start difference. First operand 48 states and 62 transitions. Second operand 5 states. [2018-11-14 17:24:12,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:12,922 INFO L93 Difference]: Finished difference Result 112 states and 144 transitions. [2018-11-14 17:24:12,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-14 17:24:12,922 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-14 17:24:12,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-14 17:24:12,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 99 transitions. [2018-11-14 17:24:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-14 17:24:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 99 transitions. [2018-11-14 17:24:12,928 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 99 transitions. [2018-11-14 17:24:13,136 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 99 edges. 99 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:13,139 INFO L225 Difference]: With dead ends: 112 [2018-11-14 17:24:13,139 INFO L226 Difference]: Without dead ends: 90 [2018-11-14 17:24:13,140 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-14 17:24:13,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-11-14 17:24:13,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 55. [2018-11-14 17:24:13,264 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:13,265 INFO L82 GeneralOperation]: Start isEquivalent. First operand 90 states. Second operand 55 states. [2018-11-14 17:24:13,265 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand 55 states. [2018-11-14 17:24:13,265 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 55 states. [2018-11-14 17:24:13,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:13,270 INFO L93 Difference]: Finished difference Result 90 states and 114 transitions. [2018-11-14 17:24:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 114 transitions. [2018-11-14 17:24:13,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:13,271 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:13,271 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand 90 states. [2018-11-14 17:24:13,271 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 90 states. [2018-11-14 17:24:13,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:13,275 INFO L93 Difference]: Finished difference Result 90 states and 114 transitions. [2018-11-14 17:24:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 114 transitions. [2018-11-14 17:24:13,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:13,276 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:13,276 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:13,277 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:13,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-14 17:24:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2018-11-14 17:24:13,279 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 69 transitions. Word has length 22 [2018-11-14 17:24:13,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:13,280 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 69 transitions. [2018-11-14 17:24:13,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-14 17:24:13,280 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2018-11-14 17:24:13,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-14 17:24:13,281 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:13,281 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:13,281 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:13,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:13,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1283991976, now seen corresponding path program 1 times [2018-11-14 17:24:13,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:13,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:13,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:13,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:13,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:13,500 INFO L256 TraceCheckUtils]: 0: Hoare triple {1304#true} call ULTIMATE.init(); {1304#true} is VALID [2018-11-14 17:24:13,501 INFO L273 TraceCheckUtils]: 1: Hoare triple {1304#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1304#true} is VALID [2018-11-14 17:24:13,502 INFO L273 TraceCheckUtils]: 2: Hoare triple {1304#true} assume true; {1304#true} is VALID [2018-11-14 17:24:13,502 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1304#true} {1304#true} #122#return; {1304#true} is VALID [2018-11-14 17:24:13,502 INFO L256 TraceCheckUtils]: 4: Hoare triple {1304#true} call #t~ret25 := main(); {1304#true} is VALID [2018-11-14 17:24:13,503 INFO L273 TraceCheckUtils]: 5: Hoare triple {1304#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {1304#true} is VALID [2018-11-14 17:24:13,503 INFO L273 TraceCheckUtils]: 6: Hoare triple {1304#true} assume !(#t~nondet1 != 0);havoc #t~nondet1;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {1304#true} is VALID [2018-11-14 17:24:13,505 INFO L273 TraceCheckUtils]: 7: Hoare triple {1304#true} assume #t~nondet4 != 0;havoc #t~nondet4;call write~int(1, ~head~0.base, ~head~0.offset + 12, 4);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~head~0.offset + 8, 4); {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} is VALID [2018-11-14 17:24:13,506 INFO L273 TraceCheckUtils]: 8: Hoare triple {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} is VALID [2018-11-14 17:24:13,506 INFO L273 TraceCheckUtils]: 9: Hoare triple {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} assume true; {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} is VALID [2018-11-14 17:24:13,507 INFO L273 TraceCheckUtils]: 10: Hoare triple {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} is VALID [2018-11-14 17:24:13,508 INFO L273 TraceCheckUtils]: 11: Hoare triple {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} is VALID [2018-11-14 17:24:13,509 INFO L273 TraceCheckUtils]: 12: Hoare triple {1306#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} is VALID [2018-11-14 17:24:13,525 INFO L273 TraceCheckUtils]: 13: Hoare triple {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} assume true; {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} is VALID [2018-11-14 17:24:13,527 INFO L273 TraceCheckUtils]: 14: Hoare triple {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} is VALID [2018-11-14 17:24:13,529 INFO L273 TraceCheckUtils]: 15: Hoare triple {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} is VALID [2018-11-14 17:24:13,529 INFO L273 TraceCheckUtils]: 16: Hoare triple {1307#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {1308#(not |main_#t~short15|)} is VALID [2018-11-14 17:24:13,531 INFO L273 TraceCheckUtils]: 17: Hoare triple {1308#(not |main_#t~short15|)} #t~short18 := #t~short15; {1309#(not |main_#t~short18|)} is VALID [2018-11-14 17:24:13,532 INFO L273 TraceCheckUtils]: 18: Hoare triple {1309#(not |main_#t~short18|)} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {1305#false} is VALID [2018-11-14 17:24:13,532 INFO L273 TraceCheckUtils]: 19: Hoare triple {1305#false} #t~short20 := #t~short18; {1305#false} is VALID [2018-11-14 17:24:13,533 INFO L273 TraceCheckUtils]: 20: Hoare triple {1305#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {1305#false} is VALID [2018-11-14 17:24:13,533 INFO L273 TraceCheckUtils]: 21: Hoare triple {1305#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {1305#false} is VALID [2018-11-14 17:24:13,533 INFO L273 TraceCheckUtils]: 22: Hoare triple {1305#false} assume !false; {1305#false} is VALID [2018-11-14 17:24:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:13,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:24:13,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-14 17:24:13,536 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-11-14 17:24:13,537 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:13,537 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 17:24:13,569 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:13,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 17:24:13,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 17:24:13,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-14 17:24:13,570 INFO L87 Difference]: Start difference. First operand 55 states and 69 transitions. Second operand 6 states. [2018-11-14 17:24:14,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:14,935 INFO L93 Difference]: Finished difference Result 127 states and 162 transitions. [2018-11-14 17:24:14,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-14 17:24:14,935 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-11-14 17:24:14,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 17:24:14,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 119 transitions. [2018-11-14 17:24:14,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 17:24:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 119 transitions. [2018-11-14 17:24:14,942 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 119 transitions. [2018-11-14 17:24:15,178 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:15,181 INFO L225 Difference]: With dead ends: 127 [2018-11-14 17:24:15,181 INFO L226 Difference]: Without dead ends: 109 [2018-11-14 17:24:15,182 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2018-11-14 17:24:15,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2018-11-14 17:24:15,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 65. [2018-11-14 17:24:15,326 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:15,327 INFO L82 GeneralOperation]: Start isEquivalent. First operand 109 states. Second operand 65 states. [2018-11-14 17:24:15,327 INFO L74 IsIncluded]: Start isIncluded. First operand 109 states. Second operand 65 states. [2018-11-14 17:24:15,327 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 65 states. [2018-11-14 17:24:15,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:15,331 INFO L93 Difference]: Finished difference Result 109 states and 135 transitions. [2018-11-14 17:24:15,332 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 135 transitions. [2018-11-14 17:24:15,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:15,332 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:15,332 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 109 states. [2018-11-14 17:24:15,333 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 109 states. [2018-11-14 17:24:15,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:15,337 INFO L93 Difference]: Finished difference Result 109 states and 135 transitions. [2018-11-14 17:24:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 135 transitions. [2018-11-14 17:24:15,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:15,337 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:15,337 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:15,338 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-11-14 17:24:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 80 transitions. [2018-11-14 17:24:15,340 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 80 transitions. Word has length 23 [2018-11-14 17:24:15,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:15,340 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 80 transitions. [2018-11-14 17:24:15,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 17:24:15,341 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2018-11-14 17:24:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-14 17:24:15,342 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:15,342 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:15,342 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:15,342 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:15,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1234120916, now seen corresponding path program 1 times [2018-11-14 17:24:15,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:15,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:15,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:15,344 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:15,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:15,580 INFO L256 TraceCheckUtils]: 0: Hoare triple {1773#true} call ULTIMATE.init(); {1773#true} is VALID [2018-11-14 17:24:15,580 INFO L273 TraceCheckUtils]: 1: Hoare triple {1773#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {1773#true} is VALID [2018-11-14 17:24:15,581 INFO L273 TraceCheckUtils]: 2: Hoare triple {1773#true} assume true; {1773#true} is VALID [2018-11-14 17:24:15,581 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1773#true} {1773#true} #122#return; {1773#true} is VALID [2018-11-14 17:24:15,581 INFO L256 TraceCheckUtils]: 4: Hoare triple {1773#true} call #t~ret25 := main(); {1773#true} is VALID [2018-11-14 17:24:15,582 INFO L273 TraceCheckUtils]: 5: Hoare triple {1773#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {1775#(= main_~head~0.offset 0)} is VALID [2018-11-14 17:24:15,582 INFO L273 TraceCheckUtils]: 6: Hoare triple {1775#(= main_~head~0.offset 0)} assume !(#t~nondet1 != 0);havoc #t~nondet1;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {1775#(= main_~head~0.offset 0)} is VALID [2018-11-14 17:24:15,583 INFO L273 TraceCheckUtils]: 7: Hoare triple {1775#(= main_~head~0.offset 0)} assume #t~nondet4 != 0;havoc #t~nondet4;call write~int(1, ~head~0.base, ~head~0.offset + 12, 4);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~head~0.offset + 8, 4); {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} is VALID [2018-11-14 17:24:15,583 INFO L273 TraceCheckUtils]: 8: Hoare triple {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} is VALID [2018-11-14 17:24:15,584 INFO L273 TraceCheckUtils]: 9: Hoare triple {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} assume true; {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} is VALID [2018-11-14 17:24:15,585 INFO L273 TraceCheckUtils]: 10: Hoare triple {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} is VALID [2018-11-14 17:24:15,586 INFO L273 TraceCheckUtils]: 11: Hoare triple {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} is VALID [2018-11-14 17:24:15,587 INFO L273 TraceCheckUtils]: 12: Hoare triple {1776#(and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~head~0.offset 0))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,588 INFO L273 TraceCheckUtils]: 13: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume true; {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,589 INFO L273 TraceCheckUtils]: 14: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,590 INFO L273 TraceCheckUtils]: 15: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,591 INFO L273 TraceCheckUtils]: 16: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !#t~short15; {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,592 INFO L273 TraceCheckUtils]: 17: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} #t~short18 := #t~short15; {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,593 INFO L273 TraceCheckUtils]: 18: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !#t~short18; {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,594 INFO L273 TraceCheckUtils]: 19: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} #t~short20 := #t~short18; {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:15,595 INFO L273 TraceCheckUtils]: 20: Hoare triple {1777#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {1778#|main_#t~short20|} is VALID [2018-11-14 17:24:15,596 INFO L273 TraceCheckUtils]: 21: Hoare triple {1778#|main_#t~short20|} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {1774#false} is VALID [2018-11-14 17:24:15,596 INFO L273 TraceCheckUtils]: 22: Hoare triple {1774#false} assume !false; {1774#false} is VALID [2018-11-14 17:24:15,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:15,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 17:24:15,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-14 17:24:15,600 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-11-14 17:24:15,600 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:15,600 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 17:24:15,626 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:15,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 17:24:15,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 17:24:15,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-14 17:24:15,627 INFO L87 Difference]: Start difference. First operand 65 states and 80 transitions. Second operand 6 states. [2018-11-14 17:24:16,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:16,629 INFO L93 Difference]: Finished difference Result 109 states and 135 transitions. [2018-11-14 17:24:16,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-14 17:24:16,630 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-11-14 17:24:16,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 17:24:16,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 85 transitions. [2018-11-14 17:24:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 17:24:16,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 85 transitions. [2018-11-14 17:24:16,634 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 85 transitions. [2018-11-14 17:24:16,770 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:16,773 INFO L225 Difference]: With dead ends: 109 [2018-11-14 17:24:16,773 INFO L226 Difference]: Without dead ends: 107 [2018-11-14 17:24:16,774 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-11-14 17:24:16,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-14 17:24:17,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 77. [2018-11-14 17:24:17,018 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:17,018 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand 77 states. [2018-11-14 17:24:17,018 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 77 states. [2018-11-14 17:24:17,018 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 77 states. [2018-11-14 17:24:17,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:17,022 INFO L93 Difference]: Finished difference Result 107 states and 133 transitions. [2018-11-14 17:24:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 133 transitions. [2018-11-14 17:24:17,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:17,023 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:17,023 INFO L74 IsIncluded]: Start isIncluded. First operand 77 states. Second operand 107 states. [2018-11-14 17:24:17,023 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 107 states. [2018-11-14 17:24:17,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:17,027 INFO L93 Difference]: Finished difference Result 107 states and 133 transitions. [2018-11-14 17:24:17,027 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 133 transitions. [2018-11-14 17:24:17,028 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:17,028 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:17,028 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:17,028 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-11-14 17:24:17,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 97 transitions. [2018-11-14 17:24:17,031 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 97 transitions. Word has length 23 [2018-11-14 17:24:17,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:17,031 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 97 transitions. [2018-11-14 17:24:17,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 17:24:17,032 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 97 transitions. [2018-11-14 17:24:17,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-14 17:24:17,032 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:17,032 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:17,033 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:17,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:17,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1935957051, now seen corresponding path program 1 times [2018-11-14 17:24:17,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:17,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:17,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:17,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:17,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:18,016 INFO L256 TraceCheckUtils]: 0: Hoare triple {2229#true} call ULTIMATE.init(); {2229#true} is VALID [2018-11-14 17:24:18,017 INFO L273 TraceCheckUtils]: 1: Hoare triple {2229#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {2229#true} is VALID [2018-11-14 17:24:18,017 INFO L273 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2018-11-14 17:24:18,017 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2229#true} #122#return; {2229#true} is VALID [2018-11-14 17:24:18,018 INFO L256 TraceCheckUtils]: 4: Hoare triple {2229#true} call #t~ret25 := main(); {2229#true} is VALID [2018-11-14 17:24:18,019 INFO L273 TraceCheckUtils]: 5: Hoare triple {2229#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {2231#(and (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0))} is VALID [2018-11-14 17:24:18,021 INFO L273 TraceCheckUtils]: 6: Hoare triple {2231#(and (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0))} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {2232#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:24:18,023 INFO L273 TraceCheckUtils]: 7: Hoare triple {2232#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select |#valid| main_~head~0.base) 1))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2233#(and (= 0 main_~head~0.offset) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (not (= (+ main_~head~0.offset 8) main_~x~0.offset)) (= (select |#valid| main_~x~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) 1)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:18,025 INFO L273 TraceCheckUtils]: 8: Hoare triple {2233#(and (= 0 main_~head~0.offset) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (not (= (+ main_~head~0.offset 8) main_~x~0.offset)) (= (select |#valid| main_~x~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) 1)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8)))))} assume true; {2233#(and (= 0 main_~head~0.offset) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (not (= (+ main_~head~0.offset 8) main_~x~0.offset)) (= (select |#valid| main_~x~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) 1)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:18,026 INFO L273 TraceCheckUtils]: 9: Hoare triple {2233#(and (= 0 main_~head~0.offset) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (not (= (+ main_~head~0.offset 8) main_~x~0.offset)) (= (select |#valid| main_~x~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) 1)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8)))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {2233#(and (= 0 main_~head~0.offset) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (not (= (+ main_~head~0.offset 8) main_~x~0.offset)) (= (select |#valid| main_~x~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) 1)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:18,029 INFO L273 TraceCheckUtils]: 10: Hoare triple {2233#(and (= 0 main_~head~0.offset) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (not (= (+ main_~head~0.offset 8) main_~x~0.offset)) (= (select |#valid| main_~x~0.base) 1) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)))) (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) 1)) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8)))))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {2234#(and (= 0 main_~head~0.offset) (or (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select |#valid| main_~head~0.base) 1) (not (= main_~x~0.base main_~head~0.base)))} is VALID [2018-11-14 17:24:18,032 INFO L273 TraceCheckUtils]: 11: Hoare triple {2234#(and (= 0 main_~head~0.offset) (or (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select |#valid| main_~head~0.base) 1) (not (= main_~x~0.base main_~head~0.base)))} assume #t~nondet9 != 0;havoc #t~nondet9;call write~int(2, ~x~0.base, ~x~0.offset + 12, 4);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc10.base, #t~malloc10.offset, ~x~0.base, ~x~0.offset + 8, 4);call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem11.base, #t~mem11.offset + 0, 4);havoc #t~mem11.base, #t~mem11.offset; {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} is VALID [2018-11-14 17:24:18,033 INFO L273 TraceCheckUtils]: 12: Hoare triple {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} assume true; {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} is VALID [2018-11-14 17:24:18,034 INFO L273 TraceCheckUtils]: 13: Hoare triple {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} is VALID [2018-11-14 17:24:18,035 INFO L273 TraceCheckUtils]: 14: Hoare triple {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} is VALID [2018-11-14 17:24:18,037 INFO L273 TraceCheckUtils]: 15: Hoare triple {2235#(and (= 0 main_~head~0.offset) (or (and (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:18,038 INFO L273 TraceCheckUtils]: 16: Hoare triple {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} assume true; {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:18,039 INFO L273 TraceCheckUtils]: 17: Hoare triple {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:18,041 INFO L273 TraceCheckUtils]: 18: Hoare triple {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:24:18,042 INFO L273 TraceCheckUtils]: 19: Hoare triple {2236#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))))) (= 0 main_~x~0.offset))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {2237#(and (= main_~x~0.offset 0) (or (not |main_#t~short15|) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))))} is VALID [2018-11-14 17:24:18,043 INFO L273 TraceCheckUtils]: 20: Hoare triple {2237#(and (= main_~x~0.offset 0) (or (not |main_#t~short15|) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))))))} #t~short18 := #t~short15; {2238#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (not |main_#t~short18|)) (= main_~x~0.offset 0))} is VALID [2018-11-14 17:24:18,045 INFO L273 TraceCheckUtils]: 21: Hoare triple {2238#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))))) (not |main_#t~short18|)) (= main_~x~0.offset 0))} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {2239#|main_#t~short18|} is VALID [2018-11-14 17:24:18,045 INFO L273 TraceCheckUtils]: 22: Hoare triple {2239#|main_#t~short18|} #t~short20 := #t~short18; {2240#|main_#t~short20|} is VALID [2018-11-14 17:24:18,046 INFO L273 TraceCheckUtils]: 23: Hoare triple {2240#|main_#t~short20|} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {2230#false} is VALID [2018-11-14 17:24:18,046 INFO L273 TraceCheckUtils]: 24: Hoare triple {2230#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {2230#false} is VALID [2018-11-14 17:24:18,046 INFO L273 TraceCheckUtils]: 25: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2018-11-14 17:24:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:18,052 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:24:18,052 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:24:18,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:18,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:24:18,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-14 17:24:18,247 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,263 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-14 17:24:18,266 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:18,476 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:18,477 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:18,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-14 17:24:18,482 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-14 17:24:18,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:24:18,639 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-14 17:24:18,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 17:24:18,678 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,687 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,694 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-14 17:24:18,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:24:18,737 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 28 [2018-11-14 17:24:18,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 19 [2018-11-14 17:24:18,786 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,796 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,805 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,831 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:18,831 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:82, output treesize:68 [2018-11-14 17:24:20,864 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:21,145 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:21,147 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:21,150 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:21,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 52 [2018-11-14 17:24:21,154 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:21,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 119 [2018-11-14 17:24:21,396 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:21,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 83 [2018-11-14 17:24:21,402 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:21,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 112 [2018-11-14 17:24:21,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:24:21,616 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:21,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 119 [2018-11-14 17:24:21,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 17:24:21,822 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-14 17:24:21,905 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:24:22,005 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:24:22,093 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:24:22,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 131 [2018-11-14 17:24:22,243 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:22,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 52 [2018-11-14 17:24:22,251 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 95 [2018-11-14 17:24:22,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-11-14 17:24:22,353 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,406 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 17:24:22,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 101 [2018-11-14 17:24:22,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-11-14 17:24:22,433 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,458 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,472 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,503 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 141 [2018-11-14 17:24:22,542 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:22,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 70 [2018-11-14 17:24:22,549 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 125 [2018-11-14 17:24:22,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-11-14 17:24:22,693 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,825 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:22,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 126 [2018-11-14 17:24:22,895 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 17:24:22,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 28 [2018-11-14 17:24:22,900 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,924 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,942 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:22,979 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:23,083 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-14 17:24:23,084 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 5 variables, input treesize:238, output treesize:305 [2018-11-14 17:24:25,124 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:25,318 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-11-14 17:24:25,506 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,508 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,510 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,513 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 275 [2018-11-14 17:24:25,519 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:25,955 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,977 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,987 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,989 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:25,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 248 treesize of output 240 [2018-11-14 17:24:25,995 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:26,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 275 treesize of output 279 [2018-11-14 17:24:26,319 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:26,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 52 [2018-11-14 17:24:26,342 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-11-14 17:24:26,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 199 [2018-11-14 17:24:26,514 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 17 [2018-11-14 17:24:26,518 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:26,565 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:26,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 205 [2018-11-14 17:24:26,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 17 [2018-11-14 17:24:26,636 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:26,681 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:26,808 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:24:27,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 208 [2018-11-14 17:24:27,295 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:27,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 51 [2018-11-14 17:24:27,348 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:27,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 207 [2018-11-14 17:24:27,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 21 [2018-11-14 17:24:27,532 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:27,573 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:27,627 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:27,944 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:27,957 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:27,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 228 [2018-11-14 17:24:27,980 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:27,981 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 17:24:27,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 97 [2018-11-14 17:24:27,990 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 168 [2018-11-14 17:24:28,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 17 [2018-11-14 17:24:28,105 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,149 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,201 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,218 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:28,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 226 [2018-11-14 17:24:28,253 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:28,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 98 treesize of output 107 [2018-11-14 17:24:28,276 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-11-14 17:24:28,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 197 [2018-11-14 17:24:28,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 17 [2018-11-14 17:24:28,529 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,590 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 195 [2018-11-14 17:24:28,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 17 [2018-11-14 17:24:28,651 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,714 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:28,886 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:24:29,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 223 treesize of output 197 [2018-11-14 17:24:29,179 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:29,182 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 51 [2018-11-14 17:24:29,185 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:29,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 189 treesize of output 192 [2018-11-14 17:24:29,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 21 [2018-11-14 17:24:29,292 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:29,337 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:29,384 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:29,612 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-14 17:24:29,612 INFO L202 ElimStorePlain]: Needed 27 recursive calls to eliminate 12 variables, input treesize:532, output treesize:721 [2018-11-14 17:24:31,621 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:31,833 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-11-14 17:24:32,725 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-11-14 17:24:33,442 INFO L256 TraceCheckUtils]: 0: Hoare triple {2229#true} call ULTIMATE.init(); {2229#true} is VALID [2018-11-14 17:24:33,442 INFO L273 TraceCheckUtils]: 1: Hoare triple {2229#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {2229#true} is VALID [2018-11-14 17:24:33,443 INFO L273 TraceCheckUtils]: 2: Hoare triple {2229#true} assume true; {2229#true} is VALID [2018-11-14 17:24:33,443 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2229#true} {2229#true} #122#return; {2229#true} is VALID [2018-11-14 17:24:33,443 INFO L256 TraceCheckUtils]: 4: Hoare triple {2229#true} call #t~ret25 := main(); {2229#true} is VALID [2018-11-14 17:24:33,445 INFO L273 TraceCheckUtils]: 5: Hoare triple {2229#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {2231#(and (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0))} is VALID [2018-11-14 17:24:33,446 INFO L273 TraceCheckUtils]: 6: Hoare triple {2231#(and (= (select |#valid| main_~head~0.base) 1) (= main_~head~0.offset 0))} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {2262#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:33,447 INFO L273 TraceCheckUtils]: 7: Hoare triple {2262#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2266#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~x~0.offset main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:33,448 INFO L273 TraceCheckUtils]: 8: Hoare triple {2266#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~x~0.offset main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} assume true; {2266#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~x~0.offset main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:33,449 INFO L273 TraceCheckUtils]: 9: Hoare triple {2266#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~x~0.offset main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {2266#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~x~0.offset main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} is VALID [2018-11-14 17:24:33,455 INFO L273 TraceCheckUtils]: 10: Hoare triple {2266#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~x~0.offset main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (= main_~head~0.offset 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {2276#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (exists ((|main_#t~malloc6.offset| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ |main_#t~malloc6.offset| 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) (+ main_~head~0.offset 8)))) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) (+ main_~head~0.offset 8))) 0) (= |main_#t~malloc6.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) main_~head~0.offset)))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 1 (select |#valid| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= main_~x~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))} is VALID [2018-11-14 17:24:33,776 INFO L273 TraceCheckUtils]: 11: Hoare triple {2276#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 1 (select |#valid| main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (exists ((|main_#t~malloc6.offset| Int)) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ |main_#t~malloc6.offset| 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) (+ main_~head~0.offset 8)))) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) (+ main_~head~0.offset 8))) 0) (= |main_#t~malloc6.offset| (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ |main_#t~malloc6.offset| 4))) main_~head~0.offset)))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 1 (select |#valid| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= main_~head~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= main_~x~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))} assume #t~nondet9 != 0;havoc #t~nondet9;call write~int(2, ~x~0.base, ~x~0.offset + 12, 4);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc10.base, #t~malloc10.offset, ~x~0.base, ~x~0.offset + 8, 4);call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem11.base, #t~mem11.offset + 0, 4);havoc #t~mem11.base, #t~mem11.offset; {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} is VALID [2018-11-14 17:24:33,781 INFO L273 TraceCheckUtils]: 12: Hoare triple {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} assume true; {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} is VALID [2018-11-14 17:24:33,785 INFO L273 TraceCheckUtils]: 13: Hoare triple {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} is VALID [2018-11-14 17:24:33,804 INFO L273 TraceCheckUtils]: 14: Hoare triple {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} is VALID [2018-11-14 17:24:33,810 INFO L273 TraceCheckUtils]: 15: Hoare triple {2280#(or (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))))) (= main_~head~0.offset 0)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= main_~head~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} is VALID [2018-11-14 17:24:33,828 INFO L273 TraceCheckUtils]: 16: Hoare triple {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} assume true; {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} is VALID [2018-11-14 17:24:33,829 INFO L273 TraceCheckUtils]: 17: Hoare triple {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} is VALID [2018-11-14 17:24:33,832 INFO L273 TraceCheckUtils]: 18: Hoare triple {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} is VALID [2018-11-14 17:24:33,833 INFO L273 TraceCheckUtils]: 19: Hoare triple {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} is VALID [2018-11-14 17:24:33,839 INFO L273 TraceCheckUtils]: 20: Hoare triple {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} #t~short18 := #t~short15; {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} is VALID [2018-11-14 17:24:33,841 INFO L273 TraceCheckUtils]: 21: Hoare triple {2293#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (exists ((v_subst_1 Int)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_1 8))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) 0))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))))} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {2239#|main_#t~short18|} is VALID [2018-11-14 17:24:33,842 INFO L273 TraceCheckUtils]: 22: Hoare triple {2239#|main_#t~short18|} #t~short20 := #t~short18; {2240#|main_#t~short20|} is VALID [2018-11-14 17:24:33,849 INFO L273 TraceCheckUtils]: 23: Hoare triple {2240#|main_#t~short20|} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {2230#false} is VALID [2018-11-14 17:24:33,849 INFO L273 TraceCheckUtils]: 24: Hoare triple {2230#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {2230#false} is VALID [2018-11-14 17:24:33,850 INFO L273 TraceCheckUtils]: 25: Hoare triple {2230#false} assume !false; {2230#false} is VALID [2018-11-14 17:24:33,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:33,893 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:24:33,894 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 17 [2018-11-14 17:24:33,894 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 26 [2018-11-14 17:24:33,894 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:33,894 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states. [2018-11-14 17:24:34,260 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:34,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-14 17:24:34,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-14 17:24:34,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2018-11-14 17:24:34,262 INFO L87 Difference]: Start difference. First operand 77 states and 97 transitions. Second operand 17 states. [2018-11-14 17:24:39,839 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2018-11-14 17:24:40,515 WARN L179 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 107 [2018-11-14 17:24:44,635 WARN L179 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 110 [2018-11-14 17:24:45,676 WARN L179 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2018-11-14 17:24:46,640 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2018-11-14 17:24:47,297 WARN L179 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 111 [2018-11-14 17:24:48,086 WARN L179 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 112 [2018-11-14 17:24:48,821 WARN L179 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 111 [2018-11-14 17:24:50,964 WARN L179 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 108 [2018-11-14 17:24:51,724 WARN L179 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 102 [2018-11-14 17:24:52,271 WARN L179 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2018-11-14 17:24:52,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:52,338 INFO L93 Difference]: Finished difference Result 229 states and 284 transitions. [2018-11-14 17:24:52,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-14 17:24:52,338 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 26 [2018-11-14 17:24:52,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:24:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-14 17:24:52,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 203 transitions. [2018-11-14 17:24:52,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-14 17:24:52,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 203 transitions. [2018-11-14 17:24:52,346 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 203 transitions. [2018-11-14 17:24:52,984 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 203 edges. 203 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:52,991 INFO L225 Difference]: With dead ends: 229 [2018-11-14 17:24:52,991 INFO L226 Difference]: Without dead ends: 211 [2018-11-14 17:24:52,992 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=390, Invalid=1170, Unknown=0, NotChecked=0, Total=1560 [2018-11-14 17:24:52,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-11-14 17:24:53,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 79. [2018-11-14 17:24:53,338 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:24:53,339 INFO L82 GeneralOperation]: Start isEquivalent. First operand 211 states. Second operand 79 states. [2018-11-14 17:24:53,339 INFO L74 IsIncluded]: Start isIncluded. First operand 211 states. Second operand 79 states. [2018-11-14 17:24:53,339 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 79 states. [2018-11-14 17:24:53,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:53,346 INFO L93 Difference]: Finished difference Result 211 states and 260 transitions. [2018-11-14 17:24:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 260 transitions. [2018-11-14 17:24:53,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:53,347 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:53,348 INFO L74 IsIncluded]: Start isIncluded. First operand 79 states. Second operand 211 states. [2018-11-14 17:24:53,348 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 211 states. [2018-11-14 17:24:53,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:24:53,355 INFO L93 Difference]: Finished difference Result 211 states and 260 transitions. [2018-11-14 17:24:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 260 transitions. [2018-11-14 17:24:53,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:24:53,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:24:53,356 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:24:53,357 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:24:53,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-11-14 17:24:53,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 102 transitions. [2018-11-14 17:24:53,359 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 102 transitions. Word has length 26 [2018-11-14 17:24:53,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:24:53,360 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 102 transitions. [2018-11-14 17:24:53,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-14 17:24:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2018-11-14 17:24:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:24:53,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:24:53,361 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:24:53,361 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:24:53,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:24:53,361 INFO L82 PathProgramCache]: Analyzing trace with hash -385137102, now seen corresponding path program 1 times [2018-11-14 17:24:53,362 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:24:53,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:24:53,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:53,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:53,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:24:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:53,645 INFO L256 TraceCheckUtils]: 0: Hoare triple {3153#true} call ULTIMATE.init(); {3153#true} is VALID [2018-11-14 17:24:53,645 INFO L273 TraceCheckUtils]: 1: Hoare triple {3153#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3153#true} is VALID [2018-11-14 17:24:53,646 INFO L273 TraceCheckUtils]: 2: Hoare triple {3153#true} assume true; {3153#true} is VALID [2018-11-14 17:24:53,646 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3153#true} {3153#true} #122#return; {3153#true} is VALID [2018-11-14 17:24:53,646 INFO L256 TraceCheckUtils]: 4: Hoare triple {3153#true} call #t~ret25 := main(); {3153#true} is VALID [2018-11-14 17:24:53,648 INFO L273 TraceCheckUtils]: 5: Hoare triple {3153#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {3155#(= (select |#valid| main_~head~0.base) 1)} is VALID [2018-11-14 17:24:53,649 INFO L273 TraceCheckUtils]: 6: Hoare triple {3155#(= (select |#valid| main_~head~0.base) 1)} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {3156#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:24:53,650 INFO L273 TraceCheckUtils]: 7: Hoare triple {3156#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= (select |#valid| main_~head~0.base) 1))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3157#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:24:53,651 INFO L273 TraceCheckUtils]: 8: Hoare triple {3157#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} assume true; {3157#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:24:53,652 INFO L273 TraceCheckUtils]: 9: Hoare triple {3157#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3157#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:24:53,654 INFO L273 TraceCheckUtils]: 10: Hoare triple {3157#(and (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {3158#(and (= 2 (select (select (store |#memory_int| main_~x~0.base (store (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12) 1)) main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} is VALID [2018-11-14 17:24:53,655 INFO L273 TraceCheckUtils]: 11: Hoare triple {3158#(and (= 2 (select (select (store |#memory_int| main_~x~0.base (store (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12) 1)) main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} assume !(#t~nondet9 != 0);havoc #t~nondet9;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647; {3158#(and (= 2 (select (select (store |#memory_int| main_~x~0.base (store (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12) 1)) main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} is VALID [2018-11-14 17:24:53,666 INFO L273 TraceCheckUtils]: 12: Hoare triple {3158#(and (= 2 (select (select (store |#memory_int| main_~x~0.base (store (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12) 1)) main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} assume #t~nondet12 != 0;havoc #t~nondet12;call write~int(1, ~x~0.base, ~x~0.offset + 12, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, ~x~0.base, ~x~0.offset + 8, 4); {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:53,666 INFO L273 TraceCheckUtils]: 13: Hoare triple {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume true; {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:53,667 INFO L273 TraceCheckUtils]: 14: Hoare triple {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:53,667 INFO L273 TraceCheckUtils]: 15: Hoare triple {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:24:53,668 INFO L273 TraceCheckUtils]: 16: Hoare triple {3159#(= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3160#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:24:53,668 INFO L273 TraceCheckUtils]: 17: Hoare triple {3160#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume true; {3160#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:24:53,669 INFO L273 TraceCheckUtils]: 18: Hoare triple {3160#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {3160#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:24:53,670 INFO L273 TraceCheckUtils]: 19: Hoare triple {3160#(= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {3161#|main_#t~short15|} is VALID [2018-11-14 17:24:53,670 INFO L273 TraceCheckUtils]: 20: Hoare triple {3161#|main_#t~short15|} assume !#t~short15; {3154#false} is VALID [2018-11-14 17:24:53,670 INFO L273 TraceCheckUtils]: 21: Hoare triple {3154#false} #t~short18 := #t~short15; {3154#false} is VALID [2018-11-14 17:24:53,671 INFO L273 TraceCheckUtils]: 22: Hoare triple {3154#false} assume !#t~short18; {3154#false} is VALID [2018-11-14 17:24:53,671 INFO L273 TraceCheckUtils]: 23: Hoare triple {3154#false} #t~short20 := #t~short18; {3154#false} is VALID [2018-11-14 17:24:53,671 INFO L273 TraceCheckUtils]: 24: Hoare triple {3154#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {3154#false} is VALID [2018-11-14 17:24:53,672 INFO L273 TraceCheckUtils]: 25: Hoare triple {3154#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {3154#false} is VALID [2018-11-14 17:24:53,672 INFO L273 TraceCheckUtils]: 26: Hoare triple {3154#false} assume !false; {3154#false} is VALID [2018-11-14 17:24:53,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:53,674 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:24:53,674 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:24:53,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:24:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:24:53,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:24:53,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-14 17:24:53,927 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:53,934 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:53,934 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-14 17:24:53,936 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:53,971 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:53,972 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:53,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-14 17:24:53,975 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:54,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 17:24:54,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:24:54,014 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:54,019 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:54,040 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-14 17:24:54,041 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:33, output treesize:27 [2018-11-14 17:24:56,050 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:56,201 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:56,202 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:56,203 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:24:56,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-11-14 17:24:56,207 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-11-14 17:24:56,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 17:24:56,303 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-11-14 17:24:56,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-14 17:24:56,325 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,327 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,329 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,348 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,349 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:65, output treesize:17 [2018-11-14 17:24:56,352 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:56,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2018-11-14 17:24:56,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:24:56,420 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,428 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:24:56,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-14 17:24:56,440 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:26 [2018-11-14 17:24:56,446 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:24:56,612 INFO L256 TraceCheckUtils]: 0: Hoare triple {3153#true} call ULTIMATE.init(); {3153#true} is VALID [2018-11-14 17:24:56,613 INFO L273 TraceCheckUtils]: 1: Hoare triple {3153#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3153#true} is VALID [2018-11-14 17:24:56,613 INFO L273 TraceCheckUtils]: 2: Hoare triple {3153#true} assume true; {3153#true} is VALID [2018-11-14 17:24:56,613 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3153#true} {3153#true} #122#return; {3153#true} is VALID [2018-11-14 17:24:56,614 INFO L256 TraceCheckUtils]: 4: Hoare triple {3153#true} call #t~ret25 := main(); {3153#true} is VALID [2018-11-14 17:24:56,615 INFO L273 TraceCheckUtils]: 5: Hoare triple {3153#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {3180#(and (= 0 main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)))} is VALID [2018-11-14 17:24:56,616 INFO L273 TraceCheckUtils]: 6: Hoare triple {3180#(and (= 0 main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)))} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {3184#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} is VALID [2018-11-14 17:24:56,617 INFO L273 TraceCheckUtils]: 7: Hoare triple {3184#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3188#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} is VALID [2018-11-14 17:24:56,618 INFO L273 TraceCheckUtils]: 8: Hoare triple {3188#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} assume true; {3188#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} is VALID [2018-11-14 17:24:56,619 INFO L273 TraceCheckUtils]: 9: Hoare triple {3188#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3188#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} is VALID [2018-11-14 17:24:56,621 INFO L273 TraceCheckUtils]: 10: Hoare triple {3188#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base) (exists ((|main_#t~malloc2.base| Int)) (and (not (= |main_#t~malloc2.base| main_~head~0.base)) (= (select |#valid| |main_#t~malloc2.base|) 1))))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {3198#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} is VALID [2018-11-14 17:24:56,622 INFO L273 TraceCheckUtils]: 11: Hoare triple {3198#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} assume !(#t~nondet9 != 0);havoc #t~nondet9;assume -2147483648 <= #t~nondet12 && #t~nondet12 <= 2147483647; {3198#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} is VALID [2018-11-14 17:24:56,624 INFO L273 TraceCheckUtils]: 12: Hoare triple {3198#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} assume #t~nondet12 != 0;havoc #t~nondet12;call write~int(1, ~x~0.base, ~x~0.offset + 12, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, ~x~0.base, ~x~0.offset + 8, 4); {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:24:56,625 INFO L273 TraceCheckUtils]: 13: Hoare triple {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} assume true; {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:24:56,626 INFO L273 TraceCheckUtils]: 14: Hoare triple {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:24:56,627 INFO L273 TraceCheckUtils]: 15: Hoare triple {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:24:56,630 INFO L273 TraceCheckUtils]: 16: Hoare triple {3205#(and (= 0 main_~head~0.offset) (= 2 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3218#(and (exists ((v_prenex_6 Int) (v_subst_2 Int)) (and (= 1 (select (select |#memory_int| v_subst_2) (+ v_prenex_6 12))) (not (= main_~x~0.base v_subst_2)))) (= main_~x~0.offset 0) (= (select (select |#memory_int| main_~x~0.base) 12) 2))} is VALID [2018-11-14 17:24:56,631 INFO L273 TraceCheckUtils]: 17: Hoare triple {3218#(and (exists ((v_prenex_6 Int) (v_subst_2 Int)) (and (= 1 (select (select |#memory_int| v_subst_2) (+ v_prenex_6 12))) (not (= main_~x~0.base v_subst_2)))) (= main_~x~0.offset 0) (= (select (select |#memory_int| main_~x~0.base) 12) 2))} assume true; {3218#(and (exists ((v_prenex_6 Int) (v_subst_2 Int)) (and (= 1 (select (select |#memory_int| v_subst_2) (+ v_prenex_6 12))) (not (= main_~x~0.base v_subst_2)))) (= main_~x~0.offset 0) (= (select (select |#memory_int| main_~x~0.base) 12) 2))} is VALID [2018-11-14 17:24:56,631 INFO L273 TraceCheckUtils]: 18: Hoare triple {3218#(and (exists ((v_prenex_6 Int) (v_subst_2 Int)) (and (= 1 (select (select |#memory_int| v_subst_2) (+ v_prenex_6 12))) (not (= main_~x~0.base v_subst_2)))) (= main_~x~0.offset 0) (= (select (select |#memory_int| main_~x~0.base) 12) 2))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {3218#(and (exists ((v_prenex_6 Int) (v_subst_2 Int)) (and (= 1 (select (select |#memory_int| v_subst_2) (+ v_prenex_6 12))) (not (= main_~x~0.base v_subst_2)))) (= main_~x~0.offset 0) (= (select (select |#memory_int| main_~x~0.base) 12) 2))} is VALID [2018-11-14 17:24:56,632 INFO L273 TraceCheckUtils]: 19: Hoare triple {3218#(and (exists ((v_prenex_6 Int) (v_subst_2 Int)) (and (= 1 (select (select |#memory_int| v_subst_2) (+ v_prenex_6 12))) (not (= main_~x~0.base v_subst_2)))) (= main_~x~0.offset 0) (= (select (select |#memory_int| main_~x~0.base) 12) 2))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {3161#|main_#t~short15|} is VALID [2018-11-14 17:24:56,637 INFO L273 TraceCheckUtils]: 20: Hoare triple {3161#|main_#t~short15|} assume !#t~short15; {3154#false} is VALID [2018-11-14 17:24:56,638 INFO L273 TraceCheckUtils]: 21: Hoare triple {3154#false} #t~short18 := #t~short15; {3154#false} is VALID [2018-11-14 17:24:56,638 INFO L273 TraceCheckUtils]: 22: Hoare triple {3154#false} assume !#t~short18; {3154#false} is VALID [2018-11-14 17:24:56,638 INFO L273 TraceCheckUtils]: 23: Hoare triple {3154#false} #t~short20 := #t~short18; {3154#false} is VALID [2018-11-14 17:24:56,639 INFO L273 TraceCheckUtils]: 24: Hoare triple {3154#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {3154#false} is VALID [2018-11-14 17:24:56,639 INFO L273 TraceCheckUtils]: 25: Hoare triple {3154#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {3154#false} is VALID [2018-11-14 17:24:56,639 INFO L273 TraceCheckUtils]: 26: Hoare triple {3154#false} assume !false; {3154#false} is VALID [2018-11-14 17:24:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:24:56,673 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:24:56,673 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-11-14 17:24:56,674 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 27 [2018-11-14 17:24:56,674 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:24:56,674 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2018-11-14 17:24:56,740 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:24:56,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-14 17:24:56,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-14 17:24:56,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-11-14 17:24:56,741 INFO L87 Difference]: Start difference. First operand 79 states and 102 transitions. Second operand 15 states. [2018-11-14 17:25:00,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:00,549 INFO L93 Difference]: Finished difference Result 169 states and 214 transitions. [2018-11-14 17:25:00,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-14 17:25:00,549 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 27 [2018-11-14 17:25:00,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:25:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-14 17:25:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 146 transitions. [2018-11-14 17:25:00,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-14 17:25:00,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 146 transitions. [2018-11-14 17:25:00,554 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 146 transitions. [2018-11-14 17:25:00,816 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 146 edges. 146 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:25:00,820 INFO L225 Difference]: With dead ends: 169 [2018-11-14 17:25:00,820 INFO L226 Difference]: Without dead ends: 151 [2018-11-14 17:25:00,821 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=151, Invalid=401, Unknown=0, NotChecked=0, Total=552 [2018-11-14 17:25:00,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-11-14 17:25:01,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 70. [2018-11-14 17:25:01,582 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:25:01,583 INFO L82 GeneralOperation]: Start isEquivalent. First operand 151 states. Second operand 70 states. [2018-11-14 17:25:01,583 INFO L74 IsIncluded]: Start isIncluded. First operand 151 states. Second operand 70 states. [2018-11-14 17:25:01,583 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 70 states. [2018-11-14 17:25:01,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:01,589 INFO L93 Difference]: Finished difference Result 151 states and 190 transitions. [2018-11-14 17:25:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 190 transitions. [2018-11-14 17:25:01,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:25:01,590 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:25:01,590 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 151 states. [2018-11-14 17:25:01,590 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 151 states. [2018-11-14 17:25:01,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:01,594 INFO L93 Difference]: Finished difference Result 151 states and 190 transitions. [2018-11-14 17:25:01,594 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 190 transitions. [2018-11-14 17:25:01,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:25:01,595 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:25:01,595 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:25:01,595 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:25:01,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-11-14 17:25:01,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 90 transitions. [2018-11-14 17:25:01,597 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 90 transitions. Word has length 27 [2018-11-14 17:25:01,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:25:01,598 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 90 transitions. [2018-11-14 17:25:01,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-14 17:25:01,598 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2018-11-14 17:25:01,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:25:01,598 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:25:01,598 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:25:01,599 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:25:01,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:25:01,599 INFO L82 PathProgramCache]: Analyzing trace with hash 2106337357, now seen corresponding path program 1 times [2018-11-14 17:25:01,599 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:25:01,599 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:25:01,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:25:01,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:25:01,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:25:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:01,917 INFO L256 TraceCheckUtils]: 0: Hoare triple {3854#true} call ULTIMATE.init(); {3854#true} is VALID [2018-11-14 17:25:01,917 INFO L273 TraceCheckUtils]: 1: Hoare triple {3854#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3854#true} is VALID [2018-11-14 17:25:01,917 INFO L273 TraceCheckUtils]: 2: Hoare triple {3854#true} assume true; {3854#true} is VALID [2018-11-14 17:25:01,918 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3854#true} {3854#true} #122#return; {3854#true} is VALID [2018-11-14 17:25:01,918 INFO L256 TraceCheckUtils]: 4: Hoare triple {3854#true} call #t~ret25 := main(); {3854#true} is VALID [2018-11-14 17:25:01,920 INFO L273 TraceCheckUtils]: 5: Hoare triple {3854#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {3856#(= (select |#valid| main_~head~0.base) 1)} is VALID [2018-11-14 17:25:01,920 INFO L273 TraceCheckUtils]: 6: Hoare triple {3856#(= (select |#valid| main_~head~0.base) 1)} assume !(#t~nondet1 != 0);havoc #t~nondet1;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {3856#(= (select |#valid| main_~head~0.base) 1)} is VALID [2018-11-14 17:25:01,922 INFO L273 TraceCheckUtils]: 7: Hoare triple {3856#(= (select |#valid| main_~head~0.base) 1)} assume #t~nondet4 != 0;havoc #t~nondet4;call write~int(1, ~head~0.base, ~head~0.offset + 12, 4);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~head~0.offset + 8, 4); {3857#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:01,923 INFO L273 TraceCheckUtils]: 8: Hoare triple {3857#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= (select |#valid| main_~head~0.base) 1))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3858#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:25:01,924 INFO L273 TraceCheckUtils]: 9: Hoare triple {3858#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} assume true; {3858#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:25:01,925 INFO L273 TraceCheckUtils]: 10: Hoare triple {3858#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3858#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:25:01,927 INFO L273 TraceCheckUtils]: 11: Hoare triple {3858#(and (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= main_~x~0.base main_~head~0.base) (= (select |#valid| main_~x~0.base) 1))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {3859#(and (= 1 (select (select (store |#memory_int| main_~x~0.base (store (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12) 2)) main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} is VALID [2018-11-14 17:25:01,929 INFO L273 TraceCheckUtils]: 12: Hoare triple {3859#(and (= 1 (select (select (store |#memory_int| main_~x~0.base (store (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12) 2)) main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} assume #t~nondet9 != 0;havoc #t~nondet9;call write~int(2, ~x~0.base, ~x~0.offset + 12, 4);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc10.base, #t~malloc10.offset, ~x~0.base, ~x~0.offset + 8, 4);call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem11.base, #t~mem11.offset + 0, 4);havoc #t~mem11.base, #t~mem11.offset; {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:25:01,930 INFO L273 TraceCheckUtils]: 13: Hoare triple {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume true; {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:25:01,931 INFO L273 TraceCheckUtils]: 14: Hoare triple {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:25:01,932 INFO L273 TraceCheckUtils]: 15: Hoare triple {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} is VALID [2018-11-14 17:25:01,933 INFO L273 TraceCheckUtils]: 16: Hoare triple {3860#(= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3861#(= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:25:01,933 INFO L273 TraceCheckUtils]: 17: Hoare triple {3861#(= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume true; {3861#(= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:25:01,934 INFO L273 TraceCheckUtils]: 18: Hoare triple {3861#(= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {3861#(= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} is VALID [2018-11-14 17:25:01,935 INFO L273 TraceCheckUtils]: 19: Hoare triple {3861#(= 1 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12)))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {3862#(not |main_#t~short15|)} is VALID [2018-11-14 17:25:01,936 INFO L273 TraceCheckUtils]: 20: Hoare triple {3862#(not |main_#t~short15|)} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {3855#false} is VALID [2018-11-14 17:25:01,936 INFO L273 TraceCheckUtils]: 21: Hoare triple {3855#false} #t~short18 := #t~short15; {3855#false} is VALID [2018-11-14 17:25:01,936 INFO L273 TraceCheckUtils]: 22: Hoare triple {3855#false} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {3855#false} is VALID [2018-11-14 17:25:01,937 INFO L273 TraceCheckUtils]: 23: Hoare triple {3855#false} #t~short20 := #t~short18; {3855#false} is VALID [2018-11-14 17:25:01,937 INFO L273 TraceCheckUtils]: 24: Hoare triple {3855#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {3855#false} is VALID [2018-11-14 17:25:01,937 INFO L273 TraceCheckUtils]: 25: Hoare triple {3855#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {3855#false} is VALID [2018-11-14 17:25:01,937 INFO L273 TraceCheckUtils]: 26: Hoare triple {3855#false} assume !false; {3855#false} is VALID [2018-11-14 17:25:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:25:01,941 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:25:01,941 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:25:01,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:25:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:02,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:25:02,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-14 17:25:02,034 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,044 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,045 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-14 17:25:02,047 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:02,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 17:25:02,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:25:02,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,108 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,119 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,120 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-11-14 17:25:02,235 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:02,236 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:02,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-14 17:25:02,239 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-11-14 17:25:02,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 17:25:02,309 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-11-14 17:25:02,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-14 17:25:02,331 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,335 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,339 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,353 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,354 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:56, output treesize:17 [2018-11-14 17:25:02,358 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:02,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2018-11-14 17:25:02,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:25:02,426 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,437 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:02,452 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-14 17:25:02,453 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:26 [2018-11-14 17:25:02,460 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:02,649 INFO L256 TraceCheckUtils]: 0: Hoare triple {3854#true} call ULTIMATE.init(); {3854#true} is VALID [2018-11-14 17:25:02,650 INFO L273 TraceCheckUtils]: 1: Hoare triple {3854#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {3854#true} is VALID [2018-11-14 17:25:02,650 INFO L273 TraceCheckUtils]: 2: Hoare triple {3854#true} assume true; {3854#true} is VALID [2018-11-14 17:25:02,650 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3854#true} {3854#true} #122#return; {3854#true} is VALID [2018-11-14 17:25:02,650 INFO L256 TraceCheckUtils]: 4: Hoare triple {3854#true} call #t~ret25 := main(); {3854#true} is VALID [2018-11-14 17:25:02,652 INFO L273 TraceCheckUtils]: 5: Hoare triple {3854#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {3881#(and (= 0 main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)))} is VALID [2018-11-14 17:25:02,653 INFO L273 TraceCheckUtils]: 6: Hoare triple {3881#(and (= 0 main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)))} assume !(#t~nondet1 != 0);havoc #t~nondet1;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {3881#(and (= 0 main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)))} is VALID [2018-11-14 17:25:02,655 INFO L273 TraceCheckUtils]: 7: Hoare triple {3881#(and (= 0 main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)))} assume #t~nondet4 != 0;havoc #t~nondet4;call write~int(1, ~head~0.base, ~head~0.offset + 12, 4);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~head~0.offset + 8, 4); {3888#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)))} is VALID [2018-11-14 17:25:02,659 INFO L273 TraceCheckUtils]: 8: Hoare triple {3888#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3892#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base))} is VALID [2018-11-14 17:25:02,659 INFO L273 TraceCheckUtils]: 9: Hoare triple {3892#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base))} assume true; {3892#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base))} is VALID [2018-11-14 17:25:02,660 INFO L273 TraceCheckUtils]: 10: Hoare triple {3892#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3892#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base))} is VALID [2018-11-14 17:25:02,662 INFO L273 TraceCheckUtils]: 11: Hoare triple {3892#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (= 1 (select |#valid| main_~head~0.base)) (= main_~head~0.base main_~x~0.base))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {3902#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} is VALID [2018-11-14 17:25:02,663 INFO L273 TraceCheckUtils]: 12: Hoare triple {3902#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))} assume #t~nondet9 != 0;havoc #t~nondet9;call write~int(2, ~x~0.base, ~x~0.offset + 12, 4);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc10.base, #t~malloc10.offset, ~x~0.base, ~x~0.offset + 8, 4);call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem11.base, #t~mem11.offset + 0, 4);havoc #t~mem11.base, #t~mem11.offset; {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:25:02,664 INFO L273 TraceCheckUtils]: 13: Hoare triple {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} assume true; {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:25:02,664 INFO L273 TraceCheckUtils]: 14: Hoare triple {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:25:02,665 INFO L273 TraceCheckUtils]: 15: Hoare triple {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} is VALID [2018-11-14 17:25:02,667 INFO L273 TraceCheckUtils]: 16: Hoare triple {3906#(and (= 0 main_~head~0.offset) (= 1 (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 12))) (exists ((main_~x~0.base Int) (main_~x~0.offset Int)) (and (= 2 (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 12))) (not (= main_~head~0.base main_~x~0.base)))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {3919#(and (= main_~x~0.offset 0) (exists ((v_prenex_7 Int) (v_subst_3 Int)) (and (= 2 (select (select |#memory_int| v_subst_3) (+ v_prenex_7 12))) (not (= main_~x~0.base v_subst_3)))) (= (select (select |#memory_int| main_~x~0.base) 12) 1))} is VALID [2018-11-14 17:25:02,668 INFO L273 TraceCheckUtils]: 17: Hoare triple {3919#(and (= main_~x~0.offset 0) (exists ((v_prenex_7 Int) (v_subst_3 Int)) (and (= 2 (select (select |#memory_int| v_subst_3) (+ v_prenex_7 12))) (not (= main_~x~0.base v_subst_3)))) (= (select (select |#memory_int| main_~x~0.base) 12) 1))} assume true; {3919#(and (= main_~x~0.offset 0) (exists ((v_prenex_7 Int) (v_subst_3 Int)) (and (= 2 (select (select |#memory_int| v_subst_3) (+ v_prenex_7 12))) (not (= main_~x~0.base v_subst_3)))) (= (select (select |#memory_int| main_~x~0.base) 12) 1))} is VALID [2018-11-14 17:25:02,668 INFO L273 TraceCheckUtils]: 18: Hoare triple {3919#(and (= main_~x~0.offset 0) (exists ((v_prenex_7 Int) (v_subst_3 Int)) (and (= 2 (select (select |#memory_int| v_subst_3) (+ v_prenex_7 12))) (not (= main_~x~0.base v_subst_3)))) (= (select (select |#memory_int| main_~x~0.base) 12) 1))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {3919#(and (= main_~x~0.offset 0) (exists ((v_prenex_7 Int) (v_subst_3 Int)) (and (= 2 (select (select |#memory_int| v_subst_3) (+ v_prenex_7 12))) (not (= main_~x~0.base v_subst_3)))) (= (select (select |#memory_int| main_~x~0.base) 12) 1))} is VALID [2018-11-14 17:25:02,669 INFO L273 TraceCheckUtils]: 19: Hoare triple {3919#(and (= main_~x~0.offset 0) (exists ((v_prenex_7 Int) (v_subst_3 Int)) (and (= 2 (select (select |#memory_int| v_subst_3) (+ v_prenex_7 12))) (not (= main_~x~0.base v_subst_3)))) (= (select (select |#memory_int| main_~x~0.base) 12) 1))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {3862#(not |main_#t~short15|)} is VALID [2018-11-14 17:25:02,673 INFO L273 TraceCheckUtils]: 20: Hoare triple {3862#(not |main_#t~short15|)} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {3855#false} is VALID [2018-11-14 17:25:02,674 INFO L273 TraceCheckUtils]: 21: Hoare triple {3855#false} #t~short18 := #t~short15; {3855#false} is VALID [2018-11-14 17:25:02,674 INFO L273 TraceCheckUtils]: 22: Hoare triple {3855#false} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {3855#false} is VALID [2018-11-14 17:25:02,674 INFO L273 TraceCheckUtils]: 23: Hoare triple {3855#false} #t~short20 := #t~short18; {3855#false} is VALID [2018-11-14 17:25:02,674 INFO L273 TraceCheckUtils]: 24: Hoare triple {3855#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {3855#false} is VALID [2018-11-14 17:25:02,674 INFO L273 TraceCheckUtils]: 25: Hoare triple {3855#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {3855#false} is VALID [2018-11-14 17:25:02,675 INFO L273 TraceCheckUtils]: 26: Hoare triple {3855#false} assume !false; {3855#false} is VALID [2018-11-14 17:25:02,677 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:25:02,697 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:25:02,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-11-14 17:25:02,697 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 27 [2018-11-14 17:25:02,697 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:25:02,698 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2018-11-14 17:25:02,750 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:25:02,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-14 17:25:02,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-14 17:25:02,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2018-11-14 17:25:02,751 INFO L87 Difference]: Start difference. First operand 70 states and 90 transitions. Second operand 15 states. [2018-11-14 17:25:06,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:06,299 INFO L93 Difference]: Finished difference Result 227 states and 289 transitions. [2018-11-14 17:25:06,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-14 17:25:06,299 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 27 [2018-11-14 17:25:06,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:25:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-14 17:25:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 169 transitions. [2018-11-14 17:25:06,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-14 17:25:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 169 transitions. [2018-11-14 17:25:06,304 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 169 transitions. [2018-11-14 17:25:06,799 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 169 edges. 169 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:25:06,804 INFO L225 Difference]: With dead ends: 227 [2018-11-14 17:25:06,804 INFO L226 Difference]: Without dead ends: 205 [2018-11-14 17:25:06,805 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=182, Invalid=520, Unknown=0, NotChecked=0, Total=702 [2018-11-14 17:25:06,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-11-14 17:25:07,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 94. [2018-11-14 17:25:07,719 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:25:07,719 INFO L82 GeneralOperation]: Start isEquivalent. First operand 205 states. Second operand 94 states. [2018-11-14 17:25:07,719 INFO L74 IsIncluded]: Start isIncluded. First operand 205 states. Second operand 94 states. [2018-11-14 17:25:07,719 INFO L87 Difference]: Start difference. First operand 205 states. Second operand 94 states. [2018-11-14 17:25:07,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:07,725 INFO L93 Difference]: Finished difference Result 205 states and 258 transitions. [2018-11-14 17:25:07,726 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 258 transitions. [2018-11-14 17:25:07,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:25:07,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:25:07,726 INFO L74 IsIncluded]: Start isIncluded. First operand 94 states. Second operand 205 states. [2018-11-14 17:25:07,727 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 205 states. [2018-11-14 17:25:07,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:07,732 INFO L93 Difference]: Finished difference Result 205 states and 258 transitions. [2018-11-14 17:25:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 258 transitions. [2018-11-14 17:25:07,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:25:07,733 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:25:07,733 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:25:07,733 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:25:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-11-14 17:25:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 121 transitions. [2018-11-14 17:25:07,735 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 121 transitions. Word has length 27 [2018-11-14 17:25:07,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:25:07,735 INFO L480 AbstractCegarLoop]: Abstraction has 94 states and 121 transitions. [2018-11-14 17:25:07,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-14 17:25:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 121 transitions. [2018-11-14 17:25:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-14 17:25:07,736 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:25:07,737 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:25:07,737 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:25:07,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:25:07,737 INFO L82 PathProgramCache]: Analyzing trace with hash -411775535, now seen corresponding path program 1 times [2018-11-14 17:25:07,737 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:25:07,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:25:07,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:25:07,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:25:07,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:25:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:08,306 WARN L179 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2018-11-14 17:25:08,968 INFO L256 TraceCheckUtils]: 0: Hoare triple {4766#true} call ULTIMATE.init(); {4766#true} is VALID [2018-11-14 17:25:08,968 INFO L273 TraceCheckUtils]: 1: Hoare triple {4766#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4766#true} is VALID [2018-11-14 17:25:08,968 INFO L273 TraceCheckUtils]: 2: Hoare triple {4766#true} assume true; {4766#true} is VALID [2018-11-14 17:25:08,968 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4766#true} {4766#true} #122#return; {4766#true} is VALID [2018-11-14 17:25:08,969 INFO L256 TraceCheckUtils]: 4: Hoare triple {4766#true} call #t~ret25 := main(); {4766#true} is VALID [2018-11-14 17:25:08,970 INFO L273 TraceCheckUtils]: 5: Hoare triple {4766#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:08,970 INFO L273 TraceCheckUtils]: 6: Hoare triple {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} assume !(#t~nondet1 != 0);havoc #t~nondet1;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:08,971 INFO L273 TraceCheckUtils]: 7: Hoare triple {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} assume #t~nondet4 != 0;havoc #t~nondet4;call write~int(1, ~head~0.base, ~head~0.offset + 12, 4);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~head~0.offset + 8, 4); {4769#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:08,972 INFO L273 TraceCheckUtils]: 8: Hoare triple {4769#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {4770#(and (= 0 main_~head~0.offset) (not (= main_~x~0.offset (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:25:08,973 INFO L273 TraceCheckUtils]: 9: Hoare triple {4770#(and (= 0 main_~head~0.offset) (not (= main_~x~0.offset (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~x~0.base) 1))} assume true; {4770#(and (= 0 main_~head~0.offset) (not (= main_~x~0.offset (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:25:08,974 INFO L273 TraceCheckUtils]: 10: Hoare triple {4770#(and (= 0 main_~head~0.offset) (not (= main_~x~0.offset (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~x~0.base) 1))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {4770#(and (= 0 main_~head~0.offset) (not (= main_~x~0.offset (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~x~0.base) 1))} is VALID [2018-11-14 17:25:08,977 INFO L273 TraceCheckUtils]: 11: Hoare triple {4770#(and (= 0 main_~head~0.offset) (not (= main_~x~0.offset (+ main_~head~0.offset 8))) (= main_~x~0.base main_~head~0.base) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~x~0.base) 1))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {4771#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1) (not (= main_~x~0.base main_~head~0.base)))} is VALID [2018-11-14 17:25:08,979 INFO L273 TraceCheckUtils]: 12: Hoare triple {4771#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1) (not (= main_~x~0.base main_~head~0.base)))} assume #t~nondet9 != 0;havoc #t~nondet9;call write~int(2, ~x~0.base, ~x~0.offset + 12, 4);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc10.base, #t~malloc10.offset, ~x~0.base, ~x~0.offset + 8, 4);call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem11.base, #t~mem11.offset + 0, 4);havoc #t~mem11.base, #t~mem11.offset; {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} is VALID [2018-11-14 17:25:08,980 INFO L273 TraceCheckUtils]: 13: Hoare triple {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} assume true; {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} is VALID [2018-11-14 17:25:08,981 INFO L273 TraceCheckUtils]: 14: Hoare triple {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} is VALID [2018-11-14 17:25:08,982 INFO L273 TraceCheckUtils]: 15: Hoare triple {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} is VALID [2018-11-14 17:25:08,983 INFO L273 TraceCheckUtils]: 16: Hoare triple {4772#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,984 INFO L273 TraceCheckUtils]: 17: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume true; {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,985 INFO L273 TraceCheckUtils]: 18: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,986 INFO L273 TraceCheckUtils]: 19: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,987 INFO L273 TraceCheckUtils]: 20: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !#t~short15; {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,988 INFO L273 TraceCheckUtils]: 21: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} #t~short18 := #t~short15; {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,989 INFO L273 TraceCheckUtils]: 22: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !#t~short18; {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,990 INFO L273 TraceCheckUtils]: 23: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} #t~short20 := #t~short18; {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:08,991 INFO L273 TraceCheckUtils]: 24: Hoare triple {4773#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.base (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 main_~x~0.offset))} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {4774#|main_#t~short20|} is VALID [2018-11-14 17:25:08,992 INFO L273 TraceCheckUtils]: 25: Hoare triple {4774#|main_#t~short20|} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {4767#false} is VALID [2018-11-14 17:25:08,992 INFO L273 TraceCheckUtils]: 26: Hoare triple {4767#false} assume !false; {4767#false} is VALID [2018-11-14 17:25:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:25:08,997 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:25:08,997 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:25:09,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:25:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:09,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:25:09,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-14 17:25:09,157 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,162 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,163 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-14 17:25:09,165 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:09,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 17:25:09,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:25:09,212 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,215 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 17:25:09,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:25:09,265 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,267 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,278 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:35, output treesize:27 [2018-11-14 17:25:09,409 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:09,412 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:09,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-11-14 17:25:09,423 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 64 [2018-11-14 17:25:09,586 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:09,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 17:25:09,588 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2018-11-14 17:25:09,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:25:09,692 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:09,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 46 [2018-11-14 17:25:09,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 17:25:09,776 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-11-14 17:25:09,827 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:25:09,872 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:25:09,919 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:25:09,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 47 [2018-11-14 17:25:10,004 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:10,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 17:25:10,013 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:10,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2018-11-14 17:25:10,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 17:25:10,048 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:10,066 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 17:25:10,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 39 [2018-11-14 17:25:10,108 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 17:25:10,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 20 [2018-11-14 17:25:10,112 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:10,129 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:10,142 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:10,158 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:10,213 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:25:10,214 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 5 variables, input treesize:197, output treesize:179 [2018-11-14 17:25:12,230 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:12,412 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-11-14 17:25:12,495 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:12,497 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:12,499 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:12,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 194 [2018-11-14 17:25:12,505 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:12,758 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:12,760 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:12,761 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:12,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 192 [2018-11-14 17:25:12,782 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 186 treesize of output 157 [2018-11-14 17:25:13,038 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:13,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 51 [2018-11-14 17:25:13,045 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 143 [2018-11-14 17:25:13,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 17:25:13,133 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,161 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,197 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 123 [2018-11-14 17:25:13,448 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:13,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 51 [2018-11-14 17:25:13,497 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 106 [2018-11-14 17:25:13,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 21 [2018-11-14 17:25:13,934 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,958 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:13,994 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 192 treesize of output 161 [2018-11-14 17:25:14,180 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:14,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 60 [2018-11-14 17:25:14,205 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-11-14 17:25:14,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 147 [2018-11-14 17:25:14,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 17:25:14,320 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,356 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 153 treesize of output 149 [2018-11-14 17:25:14,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 17:25:14,400 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,440 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,571 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 17:25:14,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 159 treesize of output 125 [2018-11-14 17:25:14,801 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:14,803 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 17:25:14,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 62 [2018-11-14 17:25:14,812 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 93 [2018-11-14 17:25:14,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 31 [2018-11-14 17:25:14,904 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,926 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,967 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:14,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 131 [2018-11-14 17:25:14,999 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:15,001 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:15,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 60 [2018-11-14 17:25:15,010 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:15,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 106 [2018-11-14 17:25:15,103 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-11-14 17:25:15,107 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:15,132 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:15,176 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:15,405 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-14 17:25:15,406 INFO L202 ElimStorePlain]: Needed 25 recursive calls to eliminate 11 variables, input treesize:393, output treesize:521 [2018-11-14 17:25:15,562 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:16,345 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-11-14 17:25:16,922 INFO L256 TraceCheckUtils]: 0: Hoare triple {4766#true} call ULTIMATE.init(); {4766#true} is VALID [2018-11-14 17:25:16,923 INFO L273 TraceCheckUtils]: 1: Hoare triple {4766#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {4766#true} is VALID [2018-11-14 17:25:16,923 INFO L273 TraceCheckUtils]: 2: Hoare triple {4766#true} assume true; {4766#true} is VALID [2018-11-14 17:25:16,923 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4766#true} {4766#true} #122#return; {4766#true} is VALID [2018-11-14 17:25:16,923 INFO L256 TraceCheckUtils]: 4: Hoare triple {4766#true} call #t~ret25 := main(); {4766#true} is VALID [2018-11-14 17:25:16,925 INFO L273 TraceCheckUtils]: 5: Hoare triple {4766#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:16,926 INFO L273 TraceCheckUtils]: 6: Hoare triple {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} assume !(#t~nondet1 != 0);havoc #t~nondet1;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647; {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:16,927 INFO L273 TraceCheckUtils]: 7: Hoare triple {4768#(and (= 0 main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} assume #t~nondet4 != 0;havoc #t~nondet4;call write~int(1, ~head~0.base, ~head~0.offset + 12, 4);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~head~0.offset + 8, 4); {4769#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:16,929 INFO L273 TraceCheckUtils]: 8: Hoare triple {4769#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= (select |#valid| main_~head~0.base) 1))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {4802#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset) (= main_~head~0.base main_~x~0.base) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:16,930 INFO L273 TraceCheckUtils]: 9: Hoare triple {4802#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset) (= main_~head~0.base main_~x~0.base) (= (select |#valid| main_~head~0.base) 1))} assume true; {4802#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset) (= main_~head~0.base main_~x~0.base) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:16,931 INFO L273 TraceCheckUtils]: 10: Hoare triple {4802#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset) (= main_~head~0.base main_~x~0.base) (= (select |#valid| main_~head~0.base) 1))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {4802#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset) (= main_~head~0.base main_~x~0.base) (= (select |#valid| main_~head~0.base) 1))} is VALID [2018-11-14 17:25:16,935 INFO L273 TraceCheckUtils]: 11: Hoare triple {4802#(and (= 0 main_~head~0.offset) (= main_~head~0.base (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset) (= main_~head~0.base main_~x~0.base) (= (select |#valid| main_~head~0.base) 1))} assume !!(#t~nondet5 != 0);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset + 0, 4);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, #t~mem7.offset + 4, 4);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0, 0, ~x~0.base, ~x~0.offset + 0, 4);assume -2147483648 <= #t~nondet9 && #t~nondet9 <= 2147483647; {4812#(or (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= main_~x~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))} is VALID [2018-11-14 17:25:17,133 INFO L273 TraceCheckUtils]: 12: Hoare triple {4812#(or (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= main_~x~0.offset (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 1 (select |#valid| main_~head~0.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))} assume #t~nondet9 != 0;havoc #t~nondet9;call write~int(2, ~x~0.base, ~x~0.offset + 12, 4);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc10.base, #t~malloc10.offset, ~x~0.base, ~x~0.offset + 8, 4);call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem11.base, #t~mem11.offset + 0, 4);havoc #t~mem11.base, #t~mem11.offset; {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} is VALID [2018-11-14 17:25:17,134 INFO L273 TraceCheckUtils]: 13: Hoare triple {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} assume true; {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} is VALID [2018-11-14 17:25:17,135 INFO L273 TraceCheckUtils]: 14: Hoare triple {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} is VALID [2018-11-14 17:25:17,135 INFO L273 TraceCheckUtils]: 15: Hoare triple {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} is VALID [2018-11-14 17:25:17,142 INFO L273 TraceCheckUtils]: 16: Hoare triple {4816#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 12))))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4))) 0) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (- 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)))) (and (= 0 main_~head~0.offset) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) 4)) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.offset) (exists ((main_~x~0.offset Int)) (and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8)))) (not (= main_~head~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (+ main_~x~0.offset 8))))))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,143 INFO L273 TraceCheckUtils]: 17: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} assume true; {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,144 INFO L273 TraceCheckUtils]: 18: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,144 INFO L273 TraceCheckUtils]: 19: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,145 INFO L273 TraceCheckUtils]: 20: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} assume !#t~short15; {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,145 INFO L273 TraceCheckUtils]: 21: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} #t~short18 := #t~short15; {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,147 INFO L273 TraceCheckUtils]: 22: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} assume !#t~short18; {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,148 INFO L273 TraceCheckUtils]: 23: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} #t~short20 := #t~short18; {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} is VALID [2018-11-14 17:25:17,151 INFO L273 TraceCheckUtils]: 24: Hoare triple {4829#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4)))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (- 4))) 0) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4)) main_~x~0.base) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (= main_~x~0.offset 0) (exists ((v_subst_4 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4) 0) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8))) 0) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ v_subst_4 8)) main_~x~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_4)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12))) 0) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) main_~x~0.base)) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (+ main_~x~0.offset 8))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 12)) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (+ (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 4))) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (+ main_~x~0.offset 8)) main_~x~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base))))} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {4774#|main_#t~short20|} is VALID [2018-11-14 17:25:17,152 INFO L273 TraceCheckUtils]: 25: Hoare triple {4774#|main_#t~short20|} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {4767#false} is VALID [2018-11-14 17:25:17,152 INFO L273 TraceCheckUtils]: 26: Hoare triple {4767#false} assume !false; {4767#false} is VALID [2018-11-14 17:25:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:25:17,189 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:25:17,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2018-11-14 17:25:17,189 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 27 [2018-11-14 17:25:17,190 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:25:17,190 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2018-11-14 17:25:17,777 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:25:17,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-14 17:25:17,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-14 17:25:17,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2018-11-14 17:25:17,778 INFO L87 Difference]: Start difference. First operand 94 states and 121 transitions. Second operand 13 states. [2018-11-14 17:25:22,886 WARN L179 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2018-11-14 17:25:26,287 WARN L179 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 88 [2018-11-14 17:25:27,929 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 89 [2018-11-14 17:25:28,961 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-11-14 17:25:29,489 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2018-11-14 17:25:30,086 WARN L179 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2018-11-14 17:25:30,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:30,171 INFO L93 Difference]: Finished difference Result 199 states and 249 transitions. [2018-11-14 17:25:30,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-14 17:25:30,171 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 27 [2018-11-14 17:25:30,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 17:25:30,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-14 17:25:30,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 143 transitions. [2018-11-14 17:25:30,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-14 17:25:30,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 143 transitions. [2018-11-14 17:25:30,176 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 143 transitions. [2018-11-14 17:25:31,359 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 143 edges. 143 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:25:31,364 INFO L225 Difference]: With dead ends: 199 [2018-11-14 17:25:31,364 INFO L226 Difference]: Without dead ends: 197 [2018-11-14 17:25:31,365 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2018-11-14 17:25:31,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-11-14 17:25:32,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 75. [2018-11-14 17:25:32,768 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 17:25:32,768 INFO L82 GeneralOperation]: Start isEquivalent. First operand 197 states. Second operand 75 states. [2018-11-14 17:25:32,769 INFO L74 IsIncluded]: Start isIncluded. First operand 197 states. Second operand 75 states. [2018-11-14 17:25:32,769 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 75 states. [2018-11-14 17:25:32,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:32,774 INFO L93 Difference]: Finished difference Result 197 states and 246 transitions. [2018-11-14 17:25:32,775 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 246 transitions. [2018-11-14 17:25:32,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:25:32,775 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:25:32,776 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 197 states. [2018-11-14 17:25:32,776 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 197 states. [2018-11-14 17:25:32,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 17:25:32,781 INFO L93 Difference]: Finished difference Result 197 states and 246 transitions. [2018-11-14 17:25:32,781 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 246 transitions. [2018-11-14 17:25:32,782 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 17:25:32,782 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 17:25:32,782 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 17:25:32,782 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 17:25:32,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-11-14 17:25:32,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 95 transitions. [2018-11-14 17:25:32,784 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 95 transitions. Word has length 27 [2018-11-14 17:25:32,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 17:25:32,785 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 95 transitions. [2018-11-14 17:25:32,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-14 17:25:32,785 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2018-11-14 17:25:32,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-14 17:25:32,786 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 17:25:32,786 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 17:25:32,786 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 17:25:32,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 17:25:32,786 INFO L82 PathProgramCache]: Analyzing trace with hash 1827521462, now seen corresponding path program 1 times [2018-11-14 17:25:32,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-14 17:25:32,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-14 17:25:32,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:25:32,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:25:32,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-14 17:25:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:33,376 WARN L179 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2018-11-14 17:25:33,464 INFO L256 TraceCheckUtils]: 0: Hoare triple {5600#true} call ULTIMATE.init(); {5600#true} is VALID [2018-11-14 17:25:33,465 INFO L273 TraceCheckUtils]: 1: Hoare triple {5600#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {5600#true} is VALID [2018-11-14 17:25:33,465 INFO L273 TraceCheckUtils]: 2: Hoare triple {5600#true} assume true; {5600#true} is VALID [2018-11-14 17:25:33,466 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5600#true} {5600#true} #122#return; {5600#true} is VALID [2018-11-14 17:25:33,466 INFO L256 TraceCheckUtils]: 4: Hoare triple {5600#true} call #t~ret25 := main(); {5600#true} is VALID [2018-11-14 17:25:33,467 INFO L273 TraceCheckUtils]: 5: Hoare triple {5600#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {5602#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:33,469 INFO L273 TraceCheckUtils]: 6: Hoare triple {5602#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= (select |#valid| main_~head~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:33,469 INFO L273 TraceCheckUtils]: 7: Hoare triple {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:33,470 INFO L273 TraceCheckUtils]: 8: Hoare triple {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume true; {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:33,473 INFO L273 TraceCheckUtils]: 9: Hoare triple {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:33,473 INFO L273 TraceCheckUtils]: 10: Hoare triple {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:33,474 INFO L273 TraceCheckUtils]: 11: Hoare triple {5603#(and (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,475 INFO L273 TraceCheckUtils]: 12: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume true; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,475 INFO L273 TraceCheckUtils]: 13: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,476 INFO L273 TraceCheckUtils]: 14: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,481 INFO L273 TraceCheckUtils]: 15: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,484 INFO L273 TraceCheckUtils]: 16: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} #t~short18 := #t~short15; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,485 INFO L273 TraceCheckUtils]: 17: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,486 INFO L273 TraceCheckUtils]: 18: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} #t~short20 := #t~short18; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,487 INFO L273 TraceCheckUtils]: 19: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume #t~short20; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,487 INFO L273 TraceCheckUtils]: 20: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume !!#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,488 INFO L273 TraceCheckUtils]: 21: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} assume true; {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} is VALID [2018-11-14 17:25:33,489 INFO L273 TraceCheckUtils]: 22: Hoare triple {5604#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset)) (= 0 (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)))} call #t~mem21.base, #t~mem21.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem21.base, #t~mem21.offset;havoc #t~mem21.base, #t~mem21.offset; {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:33,490 INFO L273 TraceCheckUtils]: 23: Hoare triple {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} assume true; {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:33,490 INFO L273 TraceCheckUtils]: 24: Hoare triple {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {5601#false} is VALID [2018-11-14 17:25:33,491 INFO L273 TraceCheckUtils]: 25: Hoare triple {5601#false} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {5601#false} is VALID [2018-11-14 17:25:33,491 INFO L273 TraceCheckUtils]: 26: Hoare triple {5601#false} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {5601#false} is VALID [2018-11-14 17:25:33,491 INFO L273 TraceCheckUtils]: 27: Hoare triple {5601#false} #t~short18 := #t~short15; {5601#false} is VALID [2018-11-14 17:25:33,492 INFO L273 TraceCheckUtils]: 28: Hoare triple {5601#false} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {5601#false} is VALID [2018-11-14 17:25:33,492 INFO L273 TraceCheckUtils]: 29: Hoare triple {5601#false} #t~short20 := #t~short18; {5601#false} is VALID [2018-11-14 17:25:33,492 INFO L273 TraceCheckUtils]: 30: Hoare triple {5601#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {5601#false} is VALID [2018-11-14 17:25:33,492 INFO L273 TraceCheckUtils]: 31: Hoare triple {5601#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {5601#false} is VALID [2018-11-14 17:25:33,493 INFO L273 TraceCheckUtils]: 32: Hoare triple {5601#false} assume !false; {5601#false} is VALID [2018-11-14 17:25:33,497 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:25:33,497 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-14 17:25:33,497 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-14 17:25:33,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 17:25:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 17:25:33,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 17:25:33,587 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-14 17:25:33,589 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-11-14 17:25:33,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-11-14 17:25:33,643 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:33,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 17:25:33,648 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,658 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,667 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-11-14 17:25:33,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-11-14 17:25:33,705 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:33,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 17:25:33,711 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,734 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,742 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,761 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:33,761 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 3 variables, input treesize:42, output treesize:41 [2018-11-14 17:25:35,784 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:35,864 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:35,866 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:35,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-14 17:25:35,869 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:35,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 34 [2018-11-14 17:25:35,926 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:35,928 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:35,930 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:35,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-11-14 17:25:35,940 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:35,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-11-14 17:25:35,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 13 [2018-11-14 17:25:35,989 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,006 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,021 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 34 [2018-11-14 17:25:36,072 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:36,073 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:36,074 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 17:25:36,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-11-14 17:25:36,083 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 38 [2018-11-14 17:25:36,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 13 [2018-11-14 17:25:36,179 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,190 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,201 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,230 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:36,230 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:108, output treesize:84 [2018-11-14 17:25:38,247 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:38,428 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 49 [2018-11-14 17:25:38,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-11-14 17:25:38,435 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:38,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2018-11-14 17:25:38,455 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-14 17:25:38,463 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-14 17:25:38,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-11-14 17:25:38,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-11-14 17:25:38,485 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:38,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-11-14 17:25:38,497 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-14 17:25:38,499 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:38,506 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 17:25:38,507 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:81, output treesize:7 [2018-11-14 17:25:38,509 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 17:25:38,522 INFO L256 TraceCheckUtils]: 0: Hoare triple {5600#true} call ULTIMATE.init(); {5600#true} is VALID [2018-11-14 17:25:38,522 INFO L273 TraceCheckUtils]: 1: Hoare triple {5600#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; {5600#true} is VALID [2018-11-14 17:25:38,522 INFO L273 TraceCheckUtils]: 2: Hoare triple {5600#true} assume true; {5600#true} is VALID [2018-11-14 17:25:38,523 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {5600#true} {5600#true} #122#return; {5600#true} is VALID [2018-11-14 17:25:38,523 INFO L256 TraceCheckUtils]: 4: Hoare triple {5600#true} call #t~ret25 := main(); {5600#true} is VALID [2018-11-14 17:25:38,525 INFO L273 TraceCheckUtils]: 5: Hoare triple {5600#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 0, 4);call write~$Pointer$(0, 0, ~head~0.base, ~head~0.offset + 4, 4);assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647; {5624#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 1 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:38,526 INFO L273 TraceCheckUtils]: 6: Hoare triple {5624#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 1 (select |#valid| main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume #t~nondet1 != 0;havoc #t~nondet1;call write~int(2, ~head~0.base, ~head~0.offset + 12, 4);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~head~0.offset + 8, 4);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~head~0.offset + 8, 4);call write~$Pointer$(0, 0, #t~mem3.base, #t~mem3.offset + 0, 4);havoc #t~mem3.base, #t~mem3.offset; {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:38,527 INFO L273 TraceCheckUtils]: 7: Hoare triple {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:38,528 INFO L273 TraceCheckUtils]: 8: Hoare triple {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume true; {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:38,530 INFO L273 TraceCheckUtils]: 9: Hoare triple {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647; {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:38,531 INFO L273 TraceCheckUtils]: 10: Hoare triple {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} assume !(#t~nondet5 != 0);havoc #t~nondet5; {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} is VALID [2018-11-14 17:25:38,533 INFO L273 TraceCheckUtils]: 11: Hoare triple {5628#(and (= 0 main_~head~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8)) main_~head~0.base)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 8))) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 8)))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,534 INFO L273 TraceCheckUtils]: 12: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume true; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,535 INFO L273 TraceCheckUtils]: 13: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,536 INFO L273 TraceCheckUtils]: 14: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,537 INFO L273 TraceCheckUtils]: 15: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,538 INFO L273 TraceCheckUtils]: 16: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} #t~short18 := #t~short15; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,540 INFO L273 TraceCheckUtils]: 17: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,541 INFO L273 TraceCheckUtils]: 18: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} #t~short20 := #t~short18; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,542 INFO L273 TraceCheckUtils]: 19: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume #t~short20; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,542 INFO L273 TraceCheckUtils]: 20: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume !!#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,543 INFO L273 TraceCheckUtils]: 21: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} assume true; {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} is VALID [2018-11-14 17:25:38,545 INFO L273 TraceCheckUtils]: 22: Hoare triple {5644#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 8) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) 8)) (select (select |#memory_$Pointer$.offset| main_~x~0.base) 8)) 0) (= main_~x~0.offset 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) 0) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) 0) 0))} call #t~mem21.base, #t~mem21.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 0, 4);~x~0.base, ~x~0.offset := #t~mem21.base, #t~mem21.offset;havoc #t~mem21.base, #t~mem21.offset; {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:38,545 INFO L273 TraceCheckUtils]: 23: Hoare triple {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} assume true; {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} is VALID [2018-11-14 17:25:38,546 INFO L273 TraceCheckUtils]: 24: Hoare triple {5605#(and (= 0 main_~x~0.base) (= 0 main_~x~0.offset))} assume !!(~x~0.base != 0 || ~x~0.offset != 0); {5601#false} is VALID [2018-11-14 17:25:38,546 INFO L273 TraceCheckUtils]: 25: Hoare triple {5601#false} assume true;call #t~mem13 := read~int(~x~0.base, ~x~0.offset + 12, 4);#t~short15 := #t~mem13 == 2; {5601#false} is VALID [2018-11-14 17:25:38,547 INFO L273 TraceCheckUtils]: 26: Hoare triple {5601#false} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {5601#false} is VALID [2018-11-14 17:25:38,547 INFO L273 TraceCheckUtils]: 27: Hoare triple {5601#false} #t~short18 := #t~short15; {5601#false} is VALID [2018-11-14 17:25:38,547 INFO L273 TraceCheckUtils]: 28: Hoare triple {5601#false} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset + 0, 4);#t~short18 := #t~mem17.base == 0 && #t~mem17.offset == 0; {5601#false} is VALID [2018-11-14 17:25:38,547 INFO L273 TraceCheckUtils]: 29: Hoare triple {5601#false} #t~short20 := #t~short18; {5601#false} is VALID [2018-11-14 17:25:38,548 INFO L273 TraceCheckUtils]: 30: Hoare triple {5601#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~x~0.offset + 8, 4);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {5601#false} is VALID [2018-11-14 17:25:38,548 INFO L273 TraceCheckUtils]: 31: Hoare triple {5601#false} assume !#t~short20;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem19.base, #t~mem19.offset;havoc #t~short20;havoc #t~mem13;havoc #t~mem16.base, #t~mem16.offset;havoc #t~mem14.base, #t~mem14.offset;havoc #t~short15;havoc #t~short18; {5601#false} is VALID [2018-11-14 17:25:38,548 INFO L273 TraceCheckUtils]: 32: Hoare triple {5601#false} assume !false; {5601#false} is VALID [2018-11-14 17:25:38,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 17:25:38,574 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-14 17:25:38,574 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-11-14 17:25:38,575 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-11-14 17:25:38,575 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 17:25:38,575 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2018-11-14 17:25:38,641 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 17:25:38,641 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-14 17:25:38,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-14 17:25:38,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-11-14 17:25:38,642 INFO L87 Difference]: Start difference. First operand 75 states and 95 transitions. Second operand 9 states.