java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 03:50:59,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 03:50:59,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 03:50:59,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 03:50:59,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 03:50:59,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 03:50:59,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 03:50:59,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 03:50:59,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 03:50:59,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 03:50:59,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 03:50:59,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 03:50:59,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 03:50:59,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 03:50:59,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 03:50:59,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 03:50:59,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 03:50:59,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 03:50:59,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 03:50:59,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 03:50:59,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 03:50:59,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 03:50:59,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 03:50:59,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 03:50:59,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 03:50:59,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 03:50:59,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 03:50:59,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 03:50:59,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 03:50:59,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 03:50:59,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 03:50:59,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 03:50:59,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 03:50:59,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 03:50:59,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 03:50:59,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 03:50:59,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 03:50:59,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 03:50:59,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 03:50:59,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 03:50:59,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 03:50:59,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 03:50:59,809 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 03:50:59,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 03:50:59,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 03:50:59,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 03:50:59,811 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 03:50:59,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 03:50:59,811 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 03:50:59,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 03:50:59,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 03:50:59,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 03:50:59,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 03:50:59,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 03:50:59,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 03:50:59,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 03:50:59,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 03:50:59,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 03:50:59,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 03:50:59,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 03:50:59,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 03:50:59,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 03:50:59,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 03:50:59,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 03:50:59,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 03:50:59,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 03:50:59,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 03:50:59,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 03:50:59,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 03:50:59,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 03:50:59,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 03:51:00,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 03:51:00,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 03:51:00,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 03:51:00,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 03:51:00,148 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 03:51:00,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i [2019-10-07 03:51:00,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01c564ba/8896bfab64044343a9a441128dc5927a/FLAGdb7307fed [2019-10-07 03:51:00,738 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 03:51:00,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i [2019-10-07 03:51:00,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01c564ba/8896bfab64044343a9a441128dc5927a/FLAGdb7307fed [2019-10-07 03:51:01,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01c564ba/8896bfab64044343a9a441128dc5927a [2019-10-07 03:51:01,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 03:51:01,050 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 03:51:01,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 03:51:01,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 03:51:01,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 03:51:01,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31959f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01, skipping insertion in model container [2019-10-07 03:51:01,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,065 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 03:51:01,117 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 03:51:01,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 03:51:01,709 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 03:51:01,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 03:51:01,847 INFO L192 MainTranslator]: Completed translation [2019-10-07 03:51:01,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01 WrapperNode [2019-10-07 03:51:01,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 03:51:01,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 03:51:01,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 03:51:01,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 03:51:01,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (1/1) ... [2019-10-07 03:51:01,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 03:51:01,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 03:51:01,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 03:51:01,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 03:51:01,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (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 [2019-10-07 03:51:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 03:51:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 03:51:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 03:51:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-07 03:51:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-07 03:51:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-07 03:51:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-07 03:51:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-07 03:51:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-07 03:51:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-07 03:51:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-07 03:51:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-07 03:51:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-07 03:51:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-07 03:51:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-07 03:51:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-07 03:51:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-07 03:51:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-07 03:51:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-07 03:51:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-07 03:51:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-07 03:51:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-07 03:51:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-07 03:51:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-07 03:51:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-07 03:51:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-07 03:51:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-07 03:51:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-07 03:51:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-07 03:51:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-07 03:51:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-07 03:51:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-07 03:51:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-07 03:51:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-07 03:51:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-07 03:51:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-07 03:51:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-07 03:51:01,979 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-07 03:51:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-07 03:51:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-07 03:51:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-07 03:51:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-07 03:51:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-07 03:51:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-07 03:51:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-07 03:51:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-07 03:51:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-07 03:51:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-07 03:51:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-07 03:51:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-07 03:51:01,981 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-07 03:51:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-07 03:51:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-07 03:51:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 03:51:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 03:51:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-07 03:51:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 03:51:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-07 03:51:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-07 03:51:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-07 03:51:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-07 03:51:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-07 03:51:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-07 03:51:01,983 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-07 03:51:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-07 03:51:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-07 03:51:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-07 03:51:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-07 03:51:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-07 03:51:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-07 03:51:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-07 03:51:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-07 03:51:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-07 03:51:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-07 03:51:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-07 03:51:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-07 03:51:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-07 03:51:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-07 03:51:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-07 03:51:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-07 03:51:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-07 03:51:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-07 03:51:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-07 03:51:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-07 03:51:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-07 03:51:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-07 03:51:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-07 03:51:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-07 03:51:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-07 03:51:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-07 03:51:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-07 03:51:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-07 03:51:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-07 03:51:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-07 03:51:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-07 03:51:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-07 03:51:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-07 03:51:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-07 03:51:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-07 03:51:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-07 03:51:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-07 03:51:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-07 03:51:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-07 03:51:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-07 03:51:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-07 03:51:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-07 03:51:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 03:51:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 03:51:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 03:51:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 03:51:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 03:51:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 03:51:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 03:51:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 03:51:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 03:51:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 03:51:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 03:51:02,615 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 03:51:02,615 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-07 03:51:02,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:51:02 BoogieIcfgContainer [2019-10-07 03:51:02,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 03:51:02,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 03:51:02,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 03:51:02,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 03:51:02,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:51:01" (1/3) ... [2019-10-07 03:51:02,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432ca09e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:51:02, skipping insertion in model container [2019-10-07 03:51:02,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:51:01" (2/3) ... [2019-10-07 03:51:02,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432ca09e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:51:02, skipping insertion in model container [2019-10-07 03:51:02,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:51:02" (3/3) ... [2019-10-07 03:51:02,625 INFO L109 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue-1.i [2019-10-07 03:51:02,634 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 03:51:02,642 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 03:51:02,654 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 03:51:02,678 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 03:51:02,679 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 03:51:02,679 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 03:51:02,679 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 03:51:02,680 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 03:51:02,680 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 03:51:02,681 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 03:51:02,681 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 03:51:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2019-10-07 03:51:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-07 03:51:02,707 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:51:02,708 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:51:02,710 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:51:02,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:51:02,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1053170576, now seen corresponding path program 1 times [2019-10-07 03:51:02,723 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:51:02,723 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:02,724 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:02,724 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:02,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:51:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:51:02,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:02,868 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:02,868 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 03:51:02,869 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 03:51:02,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 03:51:02,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 03:51:02,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 03:51:02,891 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 2 states. [2019-10-07 03:51:02,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 03:51:02,920 INFO L93 Difference]: Finished difference Result 46 states and 67 transitions. [2019-10-07 03:51:02,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 03:51:02,922 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2019-10-07 03:51:02,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 03:51:02,933 INFO L225 Difference]: With dead ends: 46 [2019-10-07 03:51:02,934 INFO L226 Difference]: Without dead ends: 22 [2019-10-07 03:51:02,937 INFO L606 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 [2019-10-07 03:51:02,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-10-07 03:51:02,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-10-07 03:51:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-10-07 03:51:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2019-10-07 03:51:02,976 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 14 [2019-10-07 03:51:02,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 03:51:02,976 INFO L462 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2019-10-07 03:51:02,977 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 03:51:02,977 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2019-10-07 03:51:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-07 03:51:02,978 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:51:02,978 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:51:02,978 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:51:02,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:51:02,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1017922970, now seen corresponding path program 1 times [2019-10-07 03:51:02,979 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:51:02,979 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:02,980 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:02,980 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:02,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:51:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:51:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:03,294 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:03,295 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 03:51:03,295 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 03:51:03,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 03:51:03,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 03:51:03,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 03:51:03,297 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. Second operand 7 states. [2019-10-07 03:51:03,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 03:51:03,562 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2019-10-07 03:51:03,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 03:51:03,563 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 16 [2019-10-07 03:51:03,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 03:51:03,566 INFO L225 Difference]: With dead ends: 46 [2019-10-07 03:51:03,566 INFO L226 Difference]: Without dead ends: 44 [2019-10-07 03:51:03,567 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-10-07 03:51:03,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2019-10-07 03:51:03,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 28. [2019-10-07 03:51:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-10-07 03:51:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2019-10-07 03:51:03,586 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 16 [2019-10-07 03:51:03,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 03:51:03,586 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2019-10-07 03:51:03,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 03:51:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2019-10-07 03:51:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-07 03:51:03,588 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:51:03,588 INFO L385 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:51:03,588 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:51:03,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:51:03,589 INFO L82 PathProgramCache]: Analyzing trace with hash 474558911, now seen corresponding path program 1 times [2019-10-07 03:51:03,589 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:51:03,589 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:03,589 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:03,590 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:03,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:51:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:51:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:03,761 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:03,762 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 03:51:03,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:51:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:51:03,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 30 conjunts are in the unsatisfiable core [2019-10-07 03:51:03,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 03:51:03,978 INFO L375 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 [2019-10-07 03:51:03,978 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:03,996 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-07 03:51:04,010 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 22 treesize of output 7 [2019-10-07 03:51:04,010 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,020 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,025 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-07 03:51:04,027 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 22 treesize of output 7 [2019-10-07 03:51:04,027 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,035 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,036 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,036 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:20 [2019-10-07 03:51:04,075 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,076 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-10-07 03:51:04,077 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,109 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,119 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-07 03:51:04,146 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,167 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-07 03:51:04,170 INFO L375 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2019-10-07 03:51:04,171 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,195 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,200 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-07 03:51:04,222 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-07 03:51:04,235 INFO L375 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2019-10-07 03:51:04,236 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,259 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,261 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,261 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:85, output treesize:39 [2019-10-07 03:51:04,402 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,403 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 52 [2019-10-07 03:51:04,405 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 03:51:04,416 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 03:51:04,418 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-07 03:51:04,450 INFO L567 ElimStorePlain]: treesize reduction 16, result has 65.2 percent of original size [2019-10-07 03:51:04,461 INFO L375 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 23 treesize of output 10 [2019-10-07 03:51:04,462 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,470 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,471 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,472 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:69, output treesize:7 [2019-10-07 03:51:04,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:04,476 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 03:51:04,486 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 03:51:04,508 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-07 03:51:04,514 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,546 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,550 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-10-07 03:51:04,556 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-07 03:51:04,573 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 03:51:04,575 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2019-10-07 03:51:04,575 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:125, output treesize:55 [2019-10-07 03:51:04,982 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-10-07 03:51:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:05,019 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 03:51:05,043 INFO L162 IcfgInterpreter]: Started Sifa with 17 locations of interest [2019-10-07 03:51:05,043 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 03:51:05,049 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 03:51:05,056 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 03:51:05,057 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 03:51:05,150 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-10-07 03:51:05,333 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2019-10-07 03:51:05,340 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-07 03:51:05,340 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-07 03:51:05,340 INFO L193 IcfgInterpreter]: Reachable states at location L995-3 satisfy 38#(exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-07 03:51:05,341 INFO L193 IcfgInterpreter]: Reachable states at location L995-4 satisfy 48#(exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-07 03:51:05,341 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 107#(and (= |old(#NULL.base)| |#NULL.base|) (= |#valid| |old(#valid)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2019-10-07 03:51:05,341 INFO L193 IcfgInterpreter]: Reachable states at location L1032-1 satisfy 78#(and (exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) (= |main_#t~mem11| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)))) [2019-10-07 03:51:05,342 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 103#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (or (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (not (= 0 main_~x~0.base)) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= main_~x~0.offset 0)) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))) [2019-10-07 03:51:05,342 INFO L193 IcfgInterpreter]: Reachable states at location L1041 satisfy 93#(or (and (exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (not (= 0 main_~x~0.base))) (and (exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) (not (= main_~x~0.offset 0)) (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))))) [2019-10-07 03:51:05,342 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 (select |#valid| 0)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-07 03:51:05,343 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= |#valid| |old(#valid)|) (<= 0 |#NULL.base|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-10-07 03:51:05,343 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 112#(and (= |#valid| (store |old(#valid)| 0 0)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-07 03:51:05,343 INFO L193 IcfgInterpreter]: Reachable states at location L1032-3 satisfy 73#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-07 03:51:05,344 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-07 03:51:05,344 INFO L193 IcfgInterpreter]: Reachable states at location L1042-3 satisfy 98#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (or (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (not (= 0 main_~x~0.base)) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= main_~x~0.offset 0)) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))) [2019-10-07 03:51:05,344 INFO L193 IcfgInterpreter]: Reachable states at location L1032-4 satisfy 83#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-07 03:51:05,344 INFO L193 IcfgInterpreter]: Reachable states at location L1005 satisfy 53#(and (<= |main_#t~nondet4| 2147483647) (exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= 0 (+ |main_#t~nondet4| 2147483648))) [2019-10-07 03:51:05,345 INFO L193 IcfgInterpreter]: Reachable states at location L1039-2 satisfy 88#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) [2019-10-07 03:51:05,345 INFO L193 IcfgInterpreter]: Reachable states at location L995-1 satisfy 43#(and (<= 0 (+ |main_#t~nondet1| 2147483648)) (exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= |main_#t~nondet1| 2147483647)) [2019-10-07 03:51:05,345 INFO L193 IcfgInterpreter]: Reachable states at location L1005-2 satisfy 58#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int)) (and (= main_~x~0.offset |main_#t~malloc5.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_10) main_~x~0.offset |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc5.base| main_~x~0.base) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (= |#memory_int| (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base) (+ main_~x~0.offset 4) 1) main_~x~0.offset (select (select |#memory_int| main_~x~0.base) main_~x~0.offset)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_8) main_~x~0.offset |main_#t~malloc0.base|))) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-07 03:51:22,671 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 107 [2019-10-07 03:51:22,677 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-07 03:51:22,677 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [7, 7, 7] total 24 [2019-10-07 03:51:22,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-07 03:51:22,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-07 03:51:22,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=446, Unknown=8, NotChecked=0, Total=552 [2019-10-07 03:51:22,680 INFO L87 Difference]: Start difference. First operand 28 states and 34 transitions. Second operand 15 states. [2019-10-07 03:51:41,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 03:51:41,480 INFO L93 Difference]: Finished difference Result 50 states and 62 transitions. [2019-10-07 03:51:41,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 03:51:41,481 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 18 [2019-10-07 03:51:41,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 03:51:41,482 INFO L225 Difference]: With dead ends: 50 [2019-10-07 03:51:41,482 INFO L226 Difference]: Without dead ends: 42 [2019-10-07 03:51:41,483 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=104, Invalid=488, Unknown=8, NotChecked=0, Total=600 [2019-10-07 03:51:41,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2019-10-07 03:51:41,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 35. [2019-10-07 03:51:41,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-10-07 03:51:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2019-10-07 03:51:41,497 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 43 transitions. Word has length 18 [2019-10-07 03:51:41,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 03:51:41,497 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 43 transitions. [2019-10-07 03:51:41,497 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-07 03:51:41,498 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2019-10-07 03:51:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-07 03:51:41,498 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:51:41,498 INFO L385 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:51:41,699 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:51:41,700 INFO L410 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:51:41,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:51:41,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1802819375, now seen corresponding path program 1 times [2019-10-07 03:51:41,701 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:51:41,701 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:41,701 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:41,702 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:51:41,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:51:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:51:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:41,809 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:51:41,809 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 03:51:41,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:51:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:51:41,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 34 conjunts are in the unsatisfiable core [2019-10-07 03:51:41,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 03:51:42,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:42,289 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 03:51:42,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:51:42,435 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 03:51:42,437 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-10-07 03:51:42,437 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 03:51:42,438 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 03:51:42,438 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 03:51:42,439 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 03:51:42,482 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-10-07 03:51:46,816 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2019-10-07 03:51:46,821 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-07 03:51:46,822 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-07 03:51:46,822 INFO L193 IcfgInterpreter]: Reachable states at location L995-3 satisfy 38#(exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-07 03:51:46,822 INFO L193 IcfgInterpreter]: Reachable states at location L995-4 satisfy 48#(exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-07 03:51:46,822 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 130#(and (= |old(#NULL.base)| |#NULL.base|) (= |#valid| |old(#valid)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2019-10-07 03:51:46,823 INFO L193 IcfgInterpreter]: Reachable states at location L1032-1 satisfy 68#(and (= |main_#t~mem11| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_19 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int)) (and (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_18) |main_#t~malloc5.offset| |main_#t~malloc0.base|)) |#memory_$Pointer$.base|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_21) |main_#t~malloc5.offset| |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= |main_#t~malloc5.base| main_~head~0.base) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|)))) [2019-10-07 03:51:46,823 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 121#(or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= main_~x~0.offset 0))) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= 0 main_~x~0.base)))) [2019-10-07 03:51:46,824 INFO L193 IcfgInterpreter]: Reachable states at location L1041 satisfy 111#(or (and (not (= main_~x~0.offset 0)) (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)))) (and (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (not (= 0 main_~x~0.base)))) [2019-10-07 03:51:46,824 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 (select |#valid| 0)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-07 03:51:46,824 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= |#valid| |old(#valid)|) (<= 0 |#NULL.base|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-10-07 03:51:46,824 INFO L193 IcfgInterpreter]: Reachable states at location L1041-1 satisfy 126#(or (and (not (= main_~x~0.offset 0)) (not (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1))) (and (not (= 0 main_~x~0.base)) (not (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1)))) [2019-10-07 03:51:46,824 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 135#(and (= |#valid| (store |old(#valid)| 0 0)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-07 03:51:46,825 INFO L193 IcfgInterpreter]: Reachable states at location L1032-3 satisfy 63#(exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_19 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int)) (and (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_18) |main_#t~malloc5.offset| |main_#t~malloc0.base|)) |#memory_$Pointer$.base|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_21) |main_#t~malloc5.offset| |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= |main_#t~malloc5.base| main_~head~0.base) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-07 03:51:46,825 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-07 03:51:46,825 INFO L193 IcfgInterpreter]: Reachable states at location L1042-3 satisfy 116#(or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= main_~x~0.offset 0))) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= 0 main_~x~0.base)))) [2019-10-07 03:51:46,825 INFO L193 IcfgInterpreter]: Reachable states at location L1032-4 satisfy 73#(exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_19 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int)) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_18) |main_#t~malloc5.offset| |main_#t~malloc0.base|)) |#memory_$Pointer$.base|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (<= 0 |#NULL.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= |main_#t~malloc5.base| main_~head~0.base) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_21) |main_#t~malloc5.offset| |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 |main_#t~malloc5.offset|) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-07 03:51:46,826 INFO L193 IcfgInterpreter]: Reachable states at location L1005 satisfy 53#(and (<= |main_#t~nondet4| 2147483647) (exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= 0 (+ |main_#t~nondet4| 2147483648))) [2019-10-07 03:51:46,826 INFO L193 IcfgInterpreter]: Reachable states at location L1039-2 satisfy 106#true [2019-10-07 03:51:46,826 INFO L193 IcfgInterpreter]: Reachable states at location L995-1 satisfy 43#(and (<= 0 (+ |main_#t~nondet1| 2147483648)) (exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= |main_#t~nondet1| 2147483647)) [2019-10-07 03:51:46,827 INFO L193 IcfgInterpreter]: Reachable states at location L1005-2 satisfy 58#(exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int) (v_DerPreprocessor_19 Int)) (and (= main_~x~0.offset |main_#t~malloc5.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_18) main_~x~0.offset |main_#t~malloc0.base|))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc5.base| main_~x~0.base) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= main_~head~0.base main_~x~0.base) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_21) main_~x~0.offset |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= |#memory_int| (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base) (+ main_~x~0.offset 4) 1) main_~x~0.offset (select (select |#memory_int| main_~x~0.base) main_~x~0.offset)))))) [2019-10-07 03:52:03,859 INFO L211 tionRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2019-10-07 03:52:03,860 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 15] total 26 [2019-10-07 03:52:03,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-10-07 03:52:03,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-10-07 03:52:03,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=539, Unknown=8, NotChecked=0, Total=650 [2019-10-07 03:52:03,862 INFO L87 Difference]: Start difference. First operand 35 states and 43 transitions. Second operand 26 states. [2019-10-07 03:52:22,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 03:52:22,318 INFO L93 Difference]: Finished difference Result 97 states and 124 transitions. [2019-10-07 03:52:22,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2019-10-07 03:52:22,322 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 19 [2019-10-07 03:52:22,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 03:52:22,323 INFO L225 Difference]: With dead ends: 97 [2019-10-07 03:52:22,323 INFO L226 Difference]: Without dead ends: 82 [2019-10-07 03:52:22,325 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 563 ImplicationChecksByTransitivity, 18.2s TimeCoverageRelationStatistics Valid=293, Invalid=1861, Unknown=8, NotChecked=0, Total=2162 [2019-10-07 03:52:22,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2019-10-07 03:52:22,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 42. [2019-10-07 03:52:22,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2019-10-07 03:52:22,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 53 transitions. [2019-10-07 03:52:22,343 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 53 transitions. Word has length 19 [2019-10-07 03:52:22,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 03:52:22,343 INFO L462 AbstractCegarLoop]: Abstraction has 42 states and 53 transitions. [2019-10-07 03:52:22,343 INFO L463 AbstractCegarLoop]: Interpolant automaton has 26 states. [2019-10-07 03:52:22,343 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2019-10-07 03:52:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-07 03:52:22,344 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:52:22,344 INFO L385 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:52:22,545 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:52:22,545 INFO L410 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:52:22,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:52:22,546 INFO L82 PathProgramCache]: Analyzing trace with hash 38687738, now seen corresponding path program 1 times [2019-10-07 03:52:22,546 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:52:22,546 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:22,546 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:22,546 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:22,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:52:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:52:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:52:22,806 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:22,806 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 03:52:22,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:52:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:52:22,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 52 conjunts are in the unsatisfiable core [2019-10-07 03:52:22,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 03:52:23,679 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-10-07 03:52:23,919 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-10-07 03:52:24,107 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2019-10-07 03:52:24,434 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-10-07 03:52:24,859 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2019-10-07 03:52:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:52:24,991 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 03:52:26,240 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 91 [2019-10-07 03:52:26,921 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 88 [2019-10-07 03:52:27,349 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-10-07 03:52:27,658 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2019-10-07 03:52:29,773 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse0 (= 0 c_main_~head~0.offset))) (and (or .cse0 (and (forall ((v_prenex_189 Int) (v_prenex_187 Int) (v_prenex_188 Int) (v_prenex_185 Int) (v_prenex_186 Int) (v_prenex_184 Int) (v_prenex_190 Int)) (or (not (= (select (select (let ((.cse1 (let ((.cse2 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_190)))) (store .cse2 v_prenex_185 (store (store (select .cse2 v_prenex_185) 4 0) 0 v_prenex_184))))) (store .cse1 v_prenex_186 (store (store (select .cse1 v_prenex_186) (+ v_prenex_188 4) 1) v_prenex_188 v_prenex_189))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_187 1) v_prenex_186) 0)) (not (= (select |c_#valid| v_prenex_187) 0)) (= v_prenex_188 c_main_~head~0.offset))) (forall ((v_prenex_96 Int) (v_prenex_95 Int) (v_prenex_97 Int) (v_prenex_92 Int) (v_prenex_91 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (or (= v_prenex_97 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_96) (not (= (select |c_#valid| v_prenex_95) 0)) (not (= (select (select (let ((.cse3 (let ((.cse4 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_92)))) (store .cse4 v_prenex_93 (store (store (select .cse4 v_prenex_93) 4 0) 0 v_prenex_94))))) (store .cse3 v_prenex_96 (store (store (select .cse3 v_prenex_96) (+ v_prenex_97 4) 1) v_prenex_97 v_prenex_91))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_95 1) v_prenex_96) 0)))) (forall ((v_prenex_103 Int) (v_prenex_104 Int) (v_prenex_101 Int) (v_prenex_99 Int) (v_prenex_102 Int) (v_prenex_100 Int) (v_prenex_98 Int)) (let ((.cse5 (+ v_prenex_104 4))) (or (= v_prenex_104 c_main_~head~0.offset) (= c_main_~head~0.offset .cse5) (not (= (select (store |c_#valid| v_prenex_102 1) v_prenex_103) 0)) (not (= (select (select (let ((.cse6 (let ((.cse7 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_99)))) (store .cse7 v_prenex_100 (store (store (select .cse7 v_prenex_100) 4 0) 0 v_prenex_101))))) (store .cse6 v_prenex_103 (store (store (select .cse6 v_prenex_103) .cse5 1) v_prenex_104 v_prenex_98))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_102) 0))))))) (forall ((v_DerPreprocessor_22 Int) (v_DerPreprocessor_28 Int) (v_prenex_34 Int) (v_prenex_33 Int) (|v_main_#t~malloc2.base_2| Int) (v_main_~x~0.base_59 Int) (v_DerPreprocessor_30 Int)) (let ((.cse10 (= v_prenex_34 c_main_~head~0.offset))) (or (not (= (select |c_#valid| |v_main_#t~malloc2.base_2|) 0)) (not (= 0 (select (store |c_#valid| |v_main_#t~malloc2.base_2| 1) v_prenex_33))) (= c_main_~head~0.base v_prenex_33) (not (= (select (select (let ((.cse8 (let ((.cse9 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_28)))) (store .cse9 v_main_~x~0.base_59 (store (store (select .cse9 v_main_~x~0.base_59) 4 0) 0 v_DerPreprocessor_30))))) (store .cse8 v_prenex_33 (store (store (select .cse8 v_prenex_33) (+ v_prenex_34 4) 1) v_prenex_34 v_DerPreprocessor_22))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) .cse10 (and (= 0 c_main_~head~0.offset) (not .cse10) (= c_main_~head~0.base v_main_~x~0.base_59))))) (forall ((v_prenex_138 Int) (v_prenex_139 Int) (v_prenex_136 Int) (v_prenex_137 Int) (v_prenex_135 Int) (v_prenex_141 Int) (v_prenex_140 Int)) (let ((.cse11 (+ v_prenex_139 4)) (.cse12 (= v_prenex_139 c_main_~head~0.offset))) (or (not (= 0 (select (store |c_#valid| v_prenex_136 1) v_prenex_140))) (not (= (select |c_#valid| v_prenex_136) 0)) (= c_main_~head~0.offset .cse11) .cse12 (not (= (select (select (let ((.cse13 (let ((.cse14 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_138)))) (store .cse14 v_prenex_141 (store (store (select .cse14 v_prenex_141) 4 0) 0 v_prenex_135))))) (store .cse13 v_prenex_140 (store (store (select .cse13 v_prenex_140) .cse11 1) v_prenex_139 v_prenex_137))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (and (= 0 c_main_~head~0.offset) (not .cse12) (= c_main_~head~0.base v_prenex_141))))) (forall ((v_prenex_158 Int) (v_prenex_159 Int) (v_prenex_156 Int) (v_prenex_157 Int) (v_prenex_161 Int) (v_prenex_162 Int) (v_prenex_160 Int)) (let ((.cse17 (= v_prenex_160 c_main_~head~0.offset))) (or (not (= (select (select (let ((.cse15 (let ((.cse16 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_159)))) (store .cse16 v_prenex_162 (store (store (select .cse16 v_prenex_162) 4 0) 0 v_prenex_156))))) (store .cse15 v_prenex_161 (store (store (select .cse15 v_prenex_161) (+ v_prenex_160 4) 1) v_prenex_160 v_prenex_158))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (and (= 0 c_main_~head~0.offset) (not .cse17) (= c_main_~head~0.base v_prenex_162)) (not (= 0 (select (store |c_#valid| v_prenex_157 1) v_prenex_161))) (not (= (select |c_#valid| v_prenex_157) 0)) .cse17))) (forall ((v_prenex_112 Int) (v_prenex_113 Int) (v_prenex_110 Int) (v_prenex_111 Int) (v_prenex_109 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (or (not (= (select (select (let ((.cse18 (let ((.cse19 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_108)))) (store .cse19 v_prenex_111 (store (store (select .cse19 v_prenex_111) 4 0) 0 v_prenex_112))))) (store .cse18 v_prenex_110 (store (store (select .cse18 v_prenex_110) (+ v_prenex_109 4) 1) v_prenex_109 v_prenex_107))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_113) 0)) (= c_main_~head~0.base v_prenex_110) (and (= 0 c_main_~head~0.offset) (not (= v_prenex_109 c_main_~head~0.offset)) (= c_main_~head~0.base v_prenex_111)) (not (= 0 (select (store |c_#valid| v_prenex_113 1) v_prenex_110))))) (forall ((v_prenex_116 Int) (v_prenex_117 Int) (v_prenex_114 Int) (v_prenex_115 Int) (v_prenex_120 Int) (v_prenex_118 Int) (v_prenex_119 Int)) (let ((.cse20 (+ v_prenex_115 4))) (or (= c_main_~head~0.offset .cse20) (not (= (select (store |c_#valid| v_prenex_119 1) v_prenex_120) 0)) (= v_prenex_115 c_main_~head~0.offset) (not (= (select (select (let ((.cse21 (let ((.cse22 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_117)))) (store .cse22 v_prenex_118 (store (store (select .cse22 v_prenex_118) 4 0) 0 v_prenex_114))))) (store .cse21 v_prenex_120 (store (store (select .cse21 v_prenex_120) .cse20 1) v_prenex_115 v_prenex_116))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_119) 0)) (= c_main_~head~0.base v_prenex_118)))) (forall ((v_prenex_176 Int) (v_prenex_174 Int) (v_prenex_175 Int) (v_prenex_172 Int) (v_prenex_173 Int) (v_prenex_170 Int) (v_prenex_171 Int)) (or (not (= (select (store |c_#valid| v_prenex_173 1) v_prenex_172) 0)) (not (= (select |c_#valid| v_prenex_173) 0)) (= c_main_~head~0.base v_prenex_172) (not (= (select (select (let ((.cse23 (let ((.cse24 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_176)))) (store .cse24 v_prenex_171 (store (store (select .cse24 v_prenex_171) 4 0) 0 v_prenex_170))))) (store .cse23 v_prenex_172 (store (store (select .cse23 v_prenex_172) (+ v_prenex_174 4) 1) v_prenex_174 v_prenex_175))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_174 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_171))) (or (and (forall ((v_prenex_49 Int) (v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_51 Int) (v_prenex_54 Int) (v_prenex_53 Int) (v_prenex_50 Int)) (or (and (= 0 c_main_~head~0.offset) (not (= v_prenex_51 c_main_~head~0.offset)) (= c_main_~head~0.base v_prenex_53)) (not (= (select (select (let ((.cse25 (let ((.cse26 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_50)))) (store .cse26 v_prenex_53 (store (store (select .cse26 v_prenex_53) 4 0) 0 v_prenex_54))))) (store .cse25 v_prenex_52 (store (store (select .cse25 v_prenex_52) (+ v_prenex_51 4) 1) v_prenex_51 v_prenex_49))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_55 1) v_prenex_52))) (not (= (select |c_#valid| v_prenex_55) 0)))) (forall ((v_prenex_48 Int) (v_prenex_45 Int) (v_prenex_44 Int) (v_prenex_47 Int) (v_prenex_46 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (let ((.cse27 (+ v_prenex_44 4))) (or (= c_main_~head~0.offset .cse27) (not (= (select (select (let ((.cse28 (let ((.cse29 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_43)))) (store .cse29 v_prenex_46 (store (store (select .cse29 v_prenex_46) 4 0) 0 v_prenex_47))))) (store .cse28 v_prenex_45 (store (store (select .cse28 v_prenex_45) .cse27 1) v_prenex_44 v_prenex_42))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_48) 0)) (not (= 0 (select (store |c_#valid| v_prenex_48 1) v_prenex_45))) (and (= 0 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_46) (not (= v_prenex_44 c_main_~head~0.offset)))))) (forall ((v_prenex_128 Int) (v_prenex_134 Int) (v_prenex_132 Int) (v_prenex_133 Int) (v_prenex_130 Int) (v_prenex_131 Int) (v_prenex_129 Int)) (or (= c_main_~head~0.base v_prenex_132) (not (= (select |c_#valid| v_prenex_134) 0)) (and (= 0 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_133) (not (= v_prenex_131 c_main_~head~0.offset))) (not (= 0 (select (store |c_#valid| v_prenex_134 1) v_prenex_132))) (not (= (select (select (let ((.cse30 (let ((.cse31 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_130)))) (store .cse31 v_prenex_133 (store (store (select .cse31 v_prenex_133) 4 0) 0 v_prenex_128))))) (store .cse30 v_prenex_132 (store (store (select .cse30 v_prenex_132) (+ v_prenex_131 4) 1) v_prenex_131 v_prenex_129))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1))))) (= 0 c_main_~head~0.base)) (forall ((v_prenex_196 Int) (v_prenex_197 Int) (v_prenex_194 Int) (v_prenex_195 Int) (v_prenex_192 Int) (v_prenex_193 Int) (v_prenex_191 Int)) (let ((.cse32 (+ v_prenex_195 4))) (or (= c_main_~head~0.offset .cse32) (not (= (select (select (let ((.cse33 (let ((.cse34 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_197)))) (store .cse34 v_prenex_192 (store (store (select .cse34 v_prenex_192) 4 0) 0 v_prenex_191))))) (store .cse33 v_prenex_193 (store (store (select .cse33 v_prenex_193) .cse32 1) v_prenex_195 v_prenex_196))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_194) 0)) (not (= (select (store |c_#valid| v_prenex_194 1) v_prenex_193) 0)) (= c_main_~head~0.base v_prenex_193) (= c_main_~head~0.base v_prenex_192)))) (forall ((v_prenex_105 Int) (v_prenex_106 Int) (v_DerPreprocessor_23 Int) (v_DerPreprocessor_29 Int) (v_DerPreprocessor_31 Int) (|v_main_#t~malloc5.base_4| Int) (v_main_~head~0.offset_19 Int)) (or (not (= (select (store |c_#valid| v_prenex_106 1) |v_main_#t~malloc5.base_4|) 0)) (= c_main_~head~0.base v_prenex_105) (not (= (select (select (let ((.cse35 (let ((.cse36 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_29)))) (store .cse36 v_prenex_105 (store (store (select .cse36 v_prenex_105) 4 0) 0 v_DerPreprocessor_31))))) (store .cse35 |v_main_#t~malloc5.base_4| (store (store (select .cse35 |v_main_#t~malloc5.base_4|) (+ v_main_~head~0.offset_19 4) 1) v_main_~head~0.offset_19 v_DerPreprocessor_23))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base |v_main_#t~malloc5.base_4|) (not (= (select |c_#valid| v_prenex_106) 0)))) (or .cse0 (and (forall ((v_prenex_169 Int) (v_prenex_167 Int) (v_prenex_168 Int) (v_prenex_165 Int) (v_prenex_166 Int) (v_prenex_163 Int) (v_prenex_164 Int)) (or (not (= (select |c_#valid| v_prenex_166) 0)) (= c_main_~head~0.base v_prenex_164) (not (= (select (select (let ((.cse37 (let ((.cse38 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_169)))) (store .cse38 v_prenex_164 (store (store (select .cse38 v_prenex_164) 4 0) 0 v_prenex_163))))) (store .cse37 v_prenex_165 (store (store (select .cse37 v_prenex_165) (+ v_prenex_167 4) 1) v_prenex_167 v_prenex_168))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_165) (not (= (select (store |c_#valid| v_prenex_166 1) v_prenex_165) 0)))) (forall ((v_prenex_74 Int) (v_prenex_73 Int) (v_prenex_76 Int) (v_prenex_75 Int) (v_prenex_70 Int) (v_prenex_72 Int) (v_prenex_71 Int)) (or (= c_main_~head~0.base v_prenex_72) (not (= (select (select (let ((.cse39 (let ((.cse40 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_71)))) (store .cse40 v_prenex_72 (store (store (select .cse40 v_prenex_72) 4 0) 0 v_prenex_73))))) (store .cse39 v_prenex_75 (store (store (select .cse39 v_prenex_75) (+ v_prenex_76 4) 1) v_prenex_76 v_prenex_70))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_74 1) v_prenex_75) 0)) (not (= (select |c_#valid| v_prenex_74) 0)))) (or .cse0 (and (forall ((v_prenex_67 Int) (v_prenex_66 Int) (v_prenex_69 Int) (v_prenex_68 Int) (v_prenex_63 Int) (v_prenex_65 Int) (v_prenex_64 Int)) (or (not (= (select |c_#valid| v_prenex_67) 0)) (not (= (select (select (let ((.cse41 (let ((.cse42 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_64)))) (store .cse42 v_prenex_65 (store (store (select .cse42 v_prenex_65) 4 0) 0 v_prenex_66))))) (store .cse41 v_prenex_68 (store (store (select .cse41 v_prenex_68) (+ v_prenex_69 4) 1) v_prenex_69 v_prenex_63))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_67 1) v_prenex_68) 0)))) (forall ((v_prenex_59 Int) (v_prenex_56 Int) (v_prenex_58 Int) (v_prenex_57 Int) (v_prenex_62 Int) (v_prenex_61 Int) (v_prenex_60 Int)) (or (not (= (select (select (let ((.cse43 (let ((.cse44 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_57)))) (store .cse44 v_prenex_58 (store (store (select .cse44 v_prenex_58) 4 0) 0 v_prenex_59))))) (store .cse43 v_prenex_61 (store (store (select .cse43 v_prenex_61) (+ v_prenex_62 4) 1) v_prenex_62 v_prenex_56))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_61) (not (= (select (store |c_#valid| v_prenex_60 1) v_prenex_61) 0)) (not (= (select |c_#valid| v_prenex_60) 0)))) (forall ((v_prenex_78 Int) (v_prenex_77 Int) (v_prenex_79 Int) (v_prenex_81 Int) (v_prenex_80 Int) (v_prenex_83 Int) (v_prenex_82 Int)) (let ((.cse46 (+ v_prenex_83 4))) (or (not (= (select (select (let ((.cse45 (let ((.cse47 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_78)))) (store .cse47 v_prenex_79 (store (store (select .cse47 v_prenex_79) 4 0) 0 v_prenex_80))))) (store .cse45 v_prenex_82 (store (store (select .cse45 v_prenex_82) .cse46 1) v_prenex_83 v_prenex_77))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_81) 0)) (= c_main_~head~0.offset .cse46) (not (= (select (store |c_#valid| v_prenex_81 1) v_prenex_82) 0))))))) (forall ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_88 Int) (v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_87 Int) (v_prenex_86 Int)) (let ((.cse48 (+ v_prenex_85 4))) (or (not (= (select |c_#valid| v_prenex_89) 0)) (= c_main_~head~0.base v_prenex_88) (= c_main_~head~0.offset .cse48) (not (= (select (select (let ((.cse49 (let ((.cse50 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_87)))) (store .cse50 v_prenex_88 (store (store (select .cse50 v_prenex_88) 4 0) 0 v_prenex_84))))) (store .cse49 v_prenex_90 (store (store (select .cse49 v_prenex_90) .cse48 1) v_prenex_85 v_prenex_86))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_89 1) v_prenex_90) 0))))))) (forall ((v_prenex_178 Int) (v_prenex_179 Int) (v_prenex_177 Int) (v_prenex_183 Int) (v_prenex_181 Int) (v_prenex_182 Int) (v_prenex_180 Int)) (or (not (= (select (store |c_#valid| v_prenex_180 1) v_prenex_179) 0)) (not (= (select (select (let ((.cse51 (let ((.cse52 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_183)))) (store .cse52 v_prenex_178 (store (store (select .cse52 v_prenex_178) 4 0) 0 v_prenex_177))))) (store .cse51 v_prenex_179 (store (store (select .cse51 v_prenex_179) (+ v_prenex_181 4) 1) v_prenex_181 v_prenex_182))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_181 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_178) (not (= (select |c_#valid| v_prenex_180) 0)))) (forall ((v_prenex_149 Int) (v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_152 Int) (v_prenex_153 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (let ((.cse54 (+ v_prenex_153 4))) (or (not (= (select (select (let ((.cse53 (let ((.cse55 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_152)))) (store .cse55 v_prenex_155 (store (store (select .cse55 v_prenex_155) 4 0) 0 v_prenex_149))))) (store .cse53 v_prenex_154 (store (store (select .cse53 v_prenex_154) .cse54 1) v_prenex_153 v_prenex_151))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_150 1) v_prenex_154))) (= c_main_~head~0.base v_prenex_154) (= c_main_~head~0.offset .cse54) (not (= (select |c_#valid| v_prenex_150) 0)) (and (= 0 c_main_~head~0.offset) (not (= v_prenex_153 c_main_~head~0.offset)) (= c_main_~head~0.base v_prenex_155))))) (forall ((v_prenex_147 Int) (v_prenex_148 Int) (v_prenex_145 Int) (v_prenex_146 Int) (v_prenex_143 Int) (v_prenex_144 Int) (v_prenex_142 Int)) (or (not (= (select |c_#valid| v_prenex_143) 0)) (not (= (select (select (let ((.cse56 (let ((.cse57 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_145)))) (store .cse57 v_prenex_148 (store (store (select .cse57 v_prenex_148) 4 0) 0 v_prenex_142))))) (store .cse56 v_prenex_147 (store (store (select .cse56 v_prenex_147) (+ v_prenex_146 4) 1) v_prenex_146 v_prenex_144))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (and (= 0 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_148) (not (= v_prenex_146 c_main_~head~0.offset))) (= c_main_~head~0.base v_prenex_147) (not (= 0 (select (store |c_#valid| v_prenex_143 1) v_prenex_147))))) (or .cse0 (and (forall ((v_prenex_38 Int) (v_prenex_37 Int) (v_prenex_39 Int) (v_prenex_36 Int) (v_prenex_35 Int) (v_prenex_41 Int) (v_prenex_40 Int)) (or (not (= (select (select (let ((.cse58 (let ((.cse59 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_36)))) (store .cse59 v_prenex_37 (store (store (select .cse59 v_prenex_37) 4 0) 0 v_prenex_38))))) (store .cse58 v_prenex_40 (store (store (select .cse58 v_prenex_40) (+ v_prenex_41 4) 1) v_prenex_41 v_prenex_35))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_40) (not (= (select (store |c_#valid| v_prenex_39 1) v_prenex_40) 0)) (not (= (select |c_#valid| v_prenex_39) 0)))) (forall ((v_prenex_127 Int) (v_prenex_125 Int) (v_prenex_126 Int) (v_prenex_123 Int) (v_prenex_124 Int) (v_prenex_121 Int) (v_prenex_122 Int)) (let ((.cse61 (+ v_prenex_122 4))) (or (= c_main_~head~0.base v_prenex_127) (not (= (select (select (let ((.cse60 (let ((.cse62 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_124)))) (store .cse62 v_prenex_125 (store (store (select .cse62 v_prenex_125) 4 0) 0 v_prenex_121))))) (store .cse60 v_prenex_127 (store (store (select .cse60 v_prenex_127) .cse61 1) v_prenex_122 v_prenex_123))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.offset .cse61) (not (= (select (store |c_#valid| v_prenex_126 1) v_prenex_127) 0)) (not (= (select |c_#valid| v_prenex_126) 0))))))))) is different from true [2019-10-07 03:52:31,910 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse0 (= 0 c_main_~head~0.offset)) (.cse5 (= 0 c_main_~head~0.base))) (and (or .cse0 (forall ((v_prenex_67 Int) (v_prenex_66 Int) (v_prenex_69 Int) (v_prenex_68 Int) (v_prenex_63 Int) (v_prenex_65 Int) (v_prenex_64 Int)) (or (not (= (select |c_#valid| v_prenex_67) 0)) (not (= (select (select (let ((.cse1 (let ((.cse2 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_64)))) (store .cse2 v_prenex_65 (store (store (select .cse2 v_prenex_65) 4 0) 0 v_prenex_66))))) (store .cse1 v_prenex_68 (store (store (select .cse1 v_prenex_68) (+ v_prenex_69 4) 1) v_prenex_69 v_prenex_63))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_67 1) v_prenex_68) 0))))) (forall ((v_prenex_158 Int) (v_prenex_159 Int) (v_prenex_156 Int) (v_prenex_157 Int) (v_prenex_161 Int) (v_prenex_162 Int) (v_prenex_160 Int)) (or (not (= (select (select (let ((.cse3 (let ((.cse4 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_159)))) (store .cse4 v_prenex_162 (store (store (select .cse4 v_prenex_162) 4 0) 0 v_prenex_156))))) (store .cse3 v_prenex_161 (store (store (select .cse3 v_prenex_161) (+ v_prenex_160 4) 1) v_prenex_160 v_prenex_158))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_157 1) v_prenex_161))) (not (= (select |c_#valid| v_prenex_157) 0)) (= c_main_~head~0.base v_prenex_162) (= v_prenex_160 c_main_~head~0.offset))) (or .cse0 .cse5 (forall ((v_prenex_49 Int) (v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_51 Int) (v_prenex_54 Int) (v_prenex_53 Int) (v_prenex_50 Int)) (or (not (= (select (select (let ((.cse6 (let ((.cse7 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_50)))) (store .cse7 v_prenex_53 (store (store (select .cse7 v_prenex_53) 4 0) 0 v_prenex_54))))) (store .cse6 v_prenex_52 (store (store (select .cse6 v_prenex_52) (+ v_prenex_51 4) 1) v_prenex_51 v_prenex_49))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_55 1) v_prenex_52))) (not (= (select |c_#valid| v_prenex_55) 0))))) (or .cse0 (forall ((v_prenex_103 Int) (v_prenex_104 Int) (v_prenex_101 Int) (v_prenex_99 Int) (v_prenex_102 Int) (v_prenex_100 Int) (v_prenex_98 Int)) (let ((.cse8 (+ v_prenex_104 4))) (or (= v_prenex_104 c_main_~head~0.offset) (= c_main_~head~0.offset .cse8) (not (= (select (store |c_#valid| v_prenex_102 1) v_prenex_103) 0)) (not (= (select (select (let ((.cse9 (let ((.cse10 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_99)))) (store .cse10 v_prenex_100 (store (store (select .cse10 v_prenex_100) 4 0) 0 v_prenex_101))))) (store .cse9 v_prenex_103 (store (store (select .cse9 v_prenex_103) .cse8 1) v_prenex_104 v_prenex_98))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_102) 0)))))) (forall ((v_prenex_112 Int) (v_prenex_113 Int) (v_prenex_110 Int) (v_prenex_111 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (or (not (= (select |c_#valid| v_prenex_113) 0)) (= c_main_~head~0.base v_prenex_110) (not (= 1 (let ((.cse12 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse11 (let ((.cse13 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_108)))) (store .cse13 v_prenex_111 (store (store (select .cse13 v_prenex_111) 4 0) 0 v_prenex_112))))) (store .cse11 v_prenex_110 (store (store (select .cse11 v_prenex_110) .cse12 1) c_main_~head~0.offset v_prenex_107))) c_main_~head~0.base) .cse12)))) (not (= 0 (select (store |c_#valid| v_prenex_113 1) v_prenex_110))))) (or .cse0 (forall ((v_prenex_112 Int) (v_prenex_113 Int) (v_prenex_110 Int) (v_prenex_111 Int) (v_prenex_109 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (or (not (= (select (select (let ((.cse14 (let ((.cse15 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_108)))) (store .cse15 v_prenex_111 (store (store (select .cse15 v_prenex_111) 4 0) 0 v_prenex_112))))) (store .cse14 v_prenex_110 (store (store (select .cse14 v_prenex_110) (+ v_prenex_109 4) 1) v_prenex_109 v_prenex_107))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_113) 0)) (= c_main_~head~0.base v_prenex_110) (not (= 0 (select (store |c_#valid| v_prenex_113 1) v_prenex_110)))))) (or .cse0 .cse5 (forall ((v_prenex_128 Int) (v_prenex_134 Int) (v_prenex_132 Int) (v_prenex_133 Int) (v_prenex_130 Int) (v_prenex_131 Int) (v_prenex_129 Int)) (or (= c_main_~head~0.base v_prenex_132) (not (= (select |c_#valid| v_prenex_134) 0)) (not (= 0 (select (store |c_#valid| v_prenex_134 1) v_prenex_132))) (not (= (select (select (let ((.cse16 (let ((.cse17 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_130)))) (store .cse17 v_prenex_133 (store (store (select .cse17 v_prenex_133) 4 0) 0 v_prenex_128))))) (store .cse16 v_prenex_132 (store (store (select .cse16 v_prenex_132) (+ v_prenex_131 4) 1) v_prenex_131 v_prenex_129))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1))))) (or (forall ((v_prenex_48 Int) (v_prenex_45 Int) (v_prenex_44 Int) (v_prenex_47 Int) (v_prenex_46 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (let ((.cse18 (+ v_prenex_44 4))) (or (= c_main_~head~0.base v_prenex_46) (= c_main_~head~0.offset .cse18) (not (= (select (select (let ((.cse19 (let ((.cse20 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_43)))) (store .cse20 v_prenex_46 (store (store (select .cse20 v_prenex_46) 4 0) 0 v_prenex_47))))) (store .cse19 v_prenex_45 (store (store (select .cse19 v_prenex_45) .cse18 1) v_prenex_44 v_prenex_42))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_48) 0)) (not (= 0 (select (store |c_#valid| v_prenex_48 1) v_prenex_45)))))) .cse5) (or (forall ((v_prenex_49 Int) (v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_54 Int) (v_prenex_53 Int) (v_prenex_50 Int)) (or (not (= (let ((.cse22 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse21 (let ((.cse23 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_50)))) (store .cse23 v_prenex_53 (store (store (select .cse23 v_prenex_53) 4 0) 0 v_prenex_54))))) (store .cse21 v_prenex_52 (store (store (select .cse21 v_prenex_52) .cse22 1) c_main_~head~0.offset v_prenex_49))) c_main_~head~0.base) .cse22)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_55 1) v_prenex_52))) (not (= (select |c_#valid| v_prenex_55) 0)))) .cse5) (forall ((v_prenex_116 Int) (v_prenex_117 Int) (v_prenex_114 Int) (v_prenex_115 Int) (v_prenex_120 Int) (v_prenex_118 Int) (v_prenex_119 Int)) (let ((.cse24 (+ v_prenex_115 4))) (or (= c_main_~head~0.offset .cse24) (not (= (select (store |c_#valid| v_prenex_119 1) v_prenex_120) 0)) (= v_prenex_115 c_main_~head~0.offset) (not (= (select (select (let ((.cse25 (let ((.cse26 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_117)))) (store .cse26 v_prenex_118 (store (store (select .cse26 v_prenex_118) 4 0) 0 v_prenex_114))))) (store .cse25 v_prenex_120 (store (store (select .cse25 v_prenex_120) .cse24 1) v_prenex_115 v_prenex_116))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_119) 0)) (= c_main_~head~0.base v_prenex_118)))) (forall ((v_prenex_138 Int) (v_prenex_139 Int) (v_prenex_136 Int) (v_prenex_137 Int) (v_prenex_135 Int) (v_prenex_141 Int) (v_prenex_140 Int)) (let ((.cse27 (+ v_prenex_139 4))) (or (not (= 0 (select (store |c_#valid| v_prenex_136 1) v_prenex_140))) (not (= (select |c_#valid| v_prenex_136) 0)) (= c_main_~head~0.offset .cse27) (= v_prenex_139 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_141) (not (= (select (select (let ((.cse28 (let ((.cse29 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_138)))) (store .cse29 v_prenex_141 (store (store (select .cse29 v_prenex_141) 4 0) 0 v_prenex_135))))) (store .cse28 v_prenex_140 (store (store (select .cse28 v_prenex_140) .cse27 1) v_prenex_139 v_prenex_137))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1))))) (or .cse0 (forall ((v_prenex_127 Int) (v_prenex_125 Int) (v_prenex_126 Int) (v_prenex_123 Int) (v_prenex_124 Int) (v_prenex_121 Int) (v_prenex_122 Int)) (let ((.cse31 (+ v_prenex_122 4))) (or (= c_main_~head~0.base v_prenex_127) (not (= (select (select (let ((.cse30 (let ((.cse32 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_124)))) (store .cse32 v_prenex_125 (store (store (select .cse32 v_prenex_125) 4 0) 0 v_prenex_121))))) (store .cse30 v_prenex_127 (store (store (select .cse30 v_prenex_127) .cse31 1) v_prenex_122 v_prenex_123))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.offset .cse31) (not (= (select (store |c_#valid| v_prenex_126 1) v_prenex_127) 0)) (not (= (select |c_#valid| v_prenex_126) 0)))))) (or .cse5 (forall ((v_prenex_48 Int) (v_prenex_45 Int) (v_prenex_47 Int) (v_prenex_46 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (or (not (= (let ((.cse34 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse33 (let ((.cse35 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_43)))) (store .cse35 v_prenex_46 (store (store (select .cse35 v_prenex_46) 4 0) 0 v_prenex_47))))) (store .cse33 v_prenex_45 (store (store (select .cse33 v_prenex_45) .cse34 1) c_main_~head~0.offset v_prenex_42))) c_main_~head~0.base) .cse34)) 1)) (not (= (select |c_#valid| v_prenex_48) 0)) (not (= 0 (select (store |c_#valid| v_prenex_48 1) v_prenex_45)))))) (or .cse0 (forall ((v_prenex_78 Int) (v_prenex_77 Int) (v_prenex_79 Int) (v_prenex_81 Int) (v_prenex_80 Int) (v_prenex_83 Int) (v_prenex_82 Int)) (let ((.cse37 (+ v_prenex_83 4))) (or (not (= (select (select (let ((.cse36 (let ((.cse38 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_78)))) (store .cse38 v_prenex_79 (store (store (select .cse38 v_prenex_79) 4 0) 0 v_prenex_80))))) (store .cse36 v_prenex_82 (store (store (select .cse36 v_prenex_82) .cse37 1) v_prenex_83 v_prenex_77))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_81) 0)) (= c_main_~head~0.offset .cse37) (not (= (select (store |c_#valid| v_prenex_81 1) v_prenex_82) 0)))))) (forall ((v_DerPreprocessor_22 Int) (v_DerPreprocessor_28 Int) (v_prenex_34 Int) (v_prenex_33 Int) (|v_main_#t~malloc2.base_2| Int) (v_main_~x~0.base_59 Int) (v_DerPreprocessor_30 Int)) (or (not (= (select |c_#valid| |v_main_#t~malloc2.base_2|) 0)) (not (= 0 (select (store |c_#valid| |v_main_#t~malloc2.base_2| 1) v_prenex_33))) (= c_main_~head~0.base v_prenex_33) (not (= (select (select (let ((.cse39 (let ((.cse40 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_28)))) (store .cse40 v_main_~x~0.base_59 (store (store (select .cse40 v_main_~x~0.base_59) 4 0) 0 v_DerPreprocessor_30))))) (store .cse39 v_prenex_33 (store (store (select .cse39 v_prenex_33) (+ v_prenex_34 4) 1) v_prenex_34 v_DerPreprocessor_22))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_34 c_main_~head~0.offset) (= c_main_~head~0.base v_main_~x~0.base_59))) (forall ((v_prenex_105 Int) (v_prenex_106 Int) (v_DerPreprocessor_23 Int) (v_DerPreprocessor_29 Int) (v_DerPreprocessor_31 Int) (|v_main_#t~malloc5.base_4| Int) (v_main_~head~0.offset_19 Int)) (or (not (= (select (store |c_#valid| v_prenex_106 1) |v_main_#t~malloc5.base_4|) 0)) (= c_main_~head~0.base v_prenex_105) (not (= (select (select (let ((.cse41 (let ((.cse42 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_29)))) (store .cse42 v_prenex_105 (store (store (select .cse42 v_prenex_105) 4 0) 0 v_DerPreprocessor_31))))) (store .cse41 |v_main_#t~malloc5.base_4| (store (store (select .cse41 |v_main_#t~malloc5.base_4|) (+ v_main_~head~0.offset_19 4) 1) v_main_~head~0.offset_19 v_DerPreprocessor_23))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base |v_main_#t~malloc5.base_4|) (not (= (select |c_#valid| v_prenex_106) 0)))) (or (forall ((v_prenex_128 Int) (v_prenex_134 Int) (v_prenex_132 Int) (v_prenex_133 Int) (v_prenex_130 Int) (v_prenex_129 Int)) (or (= c_main_~head~0.base v_prenex_132) (not (= (select |c_#valid| v_prenex_134) 0)) (not (= 0 (select (store |c_#valid| v_prenex_134 1) v_prenex_132))) (not (= 1 (let ((.cse44 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse43 (let ((.cse45 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_130)))) (store .cse45 v_prenex_133 (store (store (select .cse45 v_prenex_133) 4 0) 0 v_prenex_128))))) (store .cse43 v_prenex_132 (store (store (select .cse43 v_prenex_132) .cse44 1) c_main_~head~0.offset v_prenex_129))) c_main_~head~0.base) .cse44)))))) .cse5) (or .cse0 (forall ((v_prenex_147 Int) (v_prenex_148 Int) (v_prenex_145 Int) (v_prenex_146 Int) (v_prenex_143 Int) (v_prenex_144 Int) (v_prenex_142 Int)) (or (not (= (select |c_#valid| v_prenex_143) 0)) (not (= (select (select (let ((.cse46 (let ((.cse47 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_145)))) (store .cse47 v_prenex_148 (store (store (select .cse47 v_prenex_148) 4 0) 0 v_prenex_142))))) (store .cse46 v_prenex_147 (store (store (select .cse46 v_prenex_147) (+ v_prenex_146 4) 1) v_prenex_146 v_prenex_144))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_147) (not (= 0 (select (store |c_#valid| v_prenex_143 1) v_prenex_147)))))) (or .cse0 (forall ((v_prenex_59 Int) (v_prenex_56 Int) (v_prenex_58 Int) (v_prenex_57 Int) (v_prenex_62 Int) (v_prenex_61 Int) (v_prenex_60 Int)) (or (not (= (select (select (let ((.cse48 (let ((.cse49 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_57)))) (store .cse49 v_prenex_58 (store (store (select .cse49 v_prenex_58) 4 0) 0 v_prenex_59))))) (store .cse48 v_prenex_61 (store (store (select .cse48 v_prenex_61) (+ v_prenex_62 4) 1) v_prenex_62 v_prenex_56))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_61) (not (= (select (store |c_#valid| v_prenex_60 1) v_prenex_61) 0)) (not (= (select |c_#valid| v_prenex_60) 0))))) (or .cse0 (forall ((v_prenex_189 Int) (v_prenex_187 Int) (v_prenex_188 Int) (v_prenex_185 Int) (v_prenex_186 Int) (v_prenex_184 Int) (v_prenex_190 Int)) (or (not (= (select (select (let ((.cse50 (let ((.cse51 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_190)))) (store .cse51 v_prenex_185 (store (store (select .cse51 v_prenex_185) 4 0) 0 v_prenex_184))))) (store .cse50 v_prenex_186 (store (store (select .cse50 v_prenex_186) (+ v_prenex_188 4) 1) v_prenex_188 v_prenex_189))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_187 1) v_prenex_186) 0)) (not (= (select |c_#valid| v_prenex_187) 0)) (= v_prenex_188 c_main_~head~0.offset)))) (or .cse0 (forall ((v_DerPreprocessor_22 Int) (v_DerPreprocessor_28 Int) (v_prenex_34 Int) (v_prenex_33 Int) (|v_main_#t~malloc2.base_2| Int) (v_main_~x~0.base_59 Int) (v_DerPreprocessor_30 Int)) (or (not (= (select |c_#valid| |v_main_#t~malloc2.base_2|) 0)) (not (= 0 (select (store |c_#valid| |v_main_#t~malloc2.base_2| 1) v_prenex_33))) (= c_main_~head~0.base v_prenex_33) (not (= (select (select (let ((.cse52 (let ((.cse53 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_28)))) (store .cse53 v_main_~x~0.base_59 (store (store (select .cse53 v_main_~x~0.base_59) 4 0) 0 v_DerPreprocessor_30))))) (store .cse52 v_prenex_33 (store (store (select .cse52 v_prenex_33) (+ v_prenex_34 4) 1) v_prenex_34 v_DerPreprocessor_22))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_34 c_main_~head~0.offset)))) (or .cse0 (forall ((v_prenex_38 Int) (v_prenex_37 Int) (v_prenex_39 Int) (v_prenex_36 Int) (v_prenex_35 Int) (v_prenex_41 Int) (v_prenex_40 Int)) (or (not (= (select (select (let ((.cse54 (let ((.cse55 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_36)))) (store .cse55 v_prenex_37 (store (store (select .cse55 v_prenex_37) 4 0) 0 v_prenex_38))))) (store .cse54 v_prenex_40 (store (store (select .cse54 v_prenex_40) (+ v_prenex_41 4) 1) v_prenex_41 v_prenex_35))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_40) (not (= (select (store |c_#valid| v_prenex_39 1) v_prenex_40) 0)) (not (= (select |c_#valid| v_prenex_39) 0))))) (or .cse0 (forall ((v_prenex_74 Int) (v_prenex_73 Int) (v_prenex_76 Int) (v_prenex_75 Int) (v_prenex_70 Int) (v_prenex_72 Int) (v_prenex_71 Int)) (or (= c_main_~head~0.base v_prenex_72) (not (= (select (select (let ((.cse56 (let ((.cse57 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_71)))) (store .cse57 v_prenex_72 (store (store (select .cse57 v_prenex_72) 4 0) 0 v_prenex_73))))) (store .cse56 v_prenex_75 (store (store (select .cse56 v_prenex_75) (+ v_prenex_76 4) 1) v_prenex_76 v_prenex_70))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_74 1) v_prenex_75) 0)) (not (= (select |c_#valid| v_prenex_74) 0))))) (forall ((v_prenex_147 Int) (v_prenex_148 Int) (v_prenex_145 Int) (v_prenex_146 Int) (v_prenex_143 Int) (v_prenex_144 Int) (v_prenex_142 Int)) (or (not (= (select |c_#valid| v_prenex_143) 0)) (not (= (select (select (let ((.cse58 (let ((.cse59 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_145)))) (store .cse59 v_prenex_148 (store (store (select .cse59 v_prenex_148) 4 0) 0 v_prenex_142))))) (store .cse58 v_prenex_147 (store (store (select .cse58 v_prenex_147) (+ v_prenex_146 4) 1) v_prenex_146 v_prenex_144))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_148) (= c_main_~head~0.base v_prenex_147) (not (= 0 (select (store |c_#valid| v_prenex_143 1) v_prenex_147))))) (or .cse0 (forall ((v_prenex_149 Int) (v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_152 Int) (v_prenex_153 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (let ((.cse61 (+ v_prenex_153 4))) (or (not (= (select (select (let ((.cse60 (let ((.cse62 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_152)))) (store .cse62 v_prenex_155 (store (store (select .cse62 v_prenex_155) 4 0) 0 v_prenex_149))))) (store .cse60 v_prenex_154 (store (store (select .cse60 v_prenex_154) .cse61 1) v_prenex_153 v_prenex_151))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_150 1) v_prenex_154))) (= c_main_~head~0.base v_prenex_154) (= c_main_~head~0.offset .cse61) (not (= (select |c_#valid| v_prenex_150) 0)))))) (or .cse0 (forall ((v_prenex_158 Int) (v_prenex_159 Int) (v_prenex_156 Int) (v_prenex_157 Int) (v_prenex_161 Int) (v_prenex_162 Int) (v_prenex_160 Int)) (or (not (= (select (select (let ((.cse63 (let ((.cse64 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_159)))) (store .cse64 v_prenex_162 (store (store (select .cse64 v_prenex_162) 4 0) 0 v_prenex_156))))) (store .cse63 v_prenex_161 (store (store (select .cse63 v_prenex_161) (+ v_prenex_160 4) 1) v_prenex_160 v_prenex_158))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_157 1) v_prenex_161))) (not (= (select |c_#valid| v_prenex_157) 0)) (= v_prenex_160 c_main_~head~0.offset)))) (or .cse0 (forall ((v_prenex_138 Int) (v_prenex_139 Int) (v_prenex_136 Int) (v_prenex_137 Int) (v_prenex_135 Int) (v_prenex_141 Int) (v_prenex_140 Int)) (let ((.cse65 (+ v_prenex_139 4))) (or (not (= 0 (select (store |c_#valid| v_prenex_136 1) v_prenex_140))) (not (= (select |c_#valid| v_prenex_136) 0)) (= c_main_~head~0.offset .cse65) (= v_prenex_139 c_main_~head~0.offset) (not (= (select (select (let ((.cse66 (let ((.cse67 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_138)))) (store .cse67 v_prenex_141 (store (store (select .cse67 v_prenex_141) 4 0) 0 v_prenex_135))))) (store .cse66 v_prenex_140 (store (store (select .cse66 v_prenex_140) .cse65 1) v_prenex_139 v_prenex_137))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)))))) (or (forall ((v_prenex_49 Int) (v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_51 Int) (v_prenex_54 Int) (v_prenex_53 Int) (v_prenex_50 Int)) (or (not (= (select (select (let ((.cse68 (let ((.cse69 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_50)))) (store .cse69 v_prenex_53 (store (store (select .cse69 v_prenex_53) 4 0) 0 v_prenex_54))))) (store .cse68 v_prenex_52 (store (store (select .cse68 v_prenex_52) (+ v_prenex_51 4) 1) v_prenex_51 v_prenex_49))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_53) (not (= 0 (select (store |c_#valid| v_prenex_55 1) v_prenex_52))) (not (= (select |c_#valid| v_prenex_55) 0)))) .cse5) (forall ((v_prenex_149 Int) (v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_152 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (or (not (= 0 (select (store |c_#valid| v_prenex_150 1) v_prenex_154))) (= c_main_~head~0.base v_prenex_154) (not (= 1 (let ((.cse71 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse70 (let ((.cse72 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_152)))) (store .cse72 v_prenex_155 (store (store (select .cse72 v_prenex_155) 4 0) 0 v_prenex_149))))) (store .cse70 v_prenex_154 (store (store (select .cse70 v_prenex_154) .cse71 1) c_main_~head~0.offset v_prenex_151))) c_main_~head~0.base) .cse71)))) (not (= (select |c_#valid| v_prenex_150) 0)))) (or .cse0 (forall ((v_prenex_169 Int) (v_prenex_167 Int) (v_prenex_168 Int) (v_prenex_165 Int) (v_prenex_166 Int) (v_prenex_163 Int) (v_prenex_164 Int)) (or (not (= (select |c_#valid| v_prenex_166) 0)) (= c_main_~head~0.base v_prenex_164) (not (= (select (select (let ((.cse73 (let ((.cse74 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_169)))) (store .cse74 v_prenex_164 (store (store (select .cse74 v_prenex_164) 4 0) 0 v_prenex_163))))) (store .cse73 v_prenex_165 (store (store (select .cse73 v_prenex_165) (+ v_prenex_167 4) 1) v_prenex_167 v_prenex_168))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_165) (not (= (select (store |c_#valid| v_prenex_166 1) v_prenex_165) 0))))) (forall ((v_prenex_176 Int) (v_prenex_174 Int) (v_prenex_175 Int) (v_prenex_172 Int) (v_prenex_173 Int) (v_prenex_170 Int) (v_prenex_171 Int)) (or (not (= (select (store |c_#valid| v_prenex_173 1) v_prenex_172) 0)) (not (= (select |c_#valid| v_prenex_173) 0)) (= c_main_~head~0.base v_prenex_172) (not (= (select (select (let ((.cse75 (let ((.cse76 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_176)))) (store .cse76 v_prenex_171 (store (store (select .cse76 v_prenex_171) 4 0) 0 v_prenex_170))))) (store .cse75 v_prenex_172 (store (store (select .cse75 v_prenex_172) (+ v_prenex_174 4) 1) v_prenex_174 v_prenex_175))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_174 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_171))) (forall ((v_prenex_147 Int) (v_prenex_148 Int) (v_prenex_145 Int) (v_prenex_143 Int) (v_prenex_144 Int) (v_prenex_142 Int)) (or (not (= (let ((.cse78 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse77 (let ((.cse79 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_145)))) (store .cse79 v_prenex_148 (store (store (select .cse79 v_prenex_148) 4 0) 0 v_prenex_142))))) (store .cse77 v_prenex_147 (store (store (select .cse77 v_prenex_147) .cse78 1) c_main_~head~0.offset v_prenex_144))) c_main_~head~0.base) .cse78)) 1)) (not (= (select |c_#valid| v_prenex_143) 0)) (= c_main_~head~0.base v_prenex_147) (not (= 0 (select (store |c_#valid| v_prenex_143 1) v_prenex_147))))) (forall ((v_prenex_196 Int) (v_prenex_197 Int) (v_prenex_194 Int) (v_prenex_195 Int) (v_prenex_192 Int) (v_prenex_193 Int) (v_prenex_191 Int)) (let ((.cse80 (+ v_prenex_195 4))) (or (= c_main_~head~0.offset .cse80) (not (= (select (select (let ((.cse81 (let ((.cse82 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_197)))) (store .cse82 v_prenex_192 (store (store (select .cse82 v_prenex_192) 4 0) 0 v_prenex_191))))) (store .cse81 v_prenex_193 (store (store (select .cse81 v_prenex_193) .cse80 1) v_prenex_195 v_prenex_196))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_194) 0)) (not (= (select (store |c_#valid| v_prenex_194 1) v_prenex_193) 0)) (= c_main_~head~0.base v_prenex_193) (= c_main_~head~0.base v_prenex_192)))) (or .cse0 (forall ((v_prenex_96 Int) (v_prenex_95 Int) (v_prenex_97 Int) (v_prenex_92 Int) (v_prenex_91 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (or (= v_prenex_97 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_96) (not (= (select |c_#valid| v_prenex_95) 0)) (not (= (select (select (let ((.cse83 (let ((.cse84 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_92)))) (store .cse84 v_prenex_93 (store (store (select .cse84 v_prenex_93) 4 0) 0 v_prenex_94))))) (store .cse83 v_prenex_96 (store (store (select .cse83 v_prenex_96) (+ v_prenex_97 4) 1) v_prenex_97 v_prenex_91))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_95 1) v_prenex_96) 0))))) (forall ((v_prenex_178 Int) (v_prenex_179 Int) (v_prenex_177 Int) (v_prenex_183 Int) (v_prenex_181 Int) (v_prenex_182 Int) (v_prenex_180 Int)) (or (not (= (select (store |c_#valid| v_prenex_180 1) v_prenex_179) 0)) (not (= (select (select (let ((.cse85 (let ((.cse86 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_183)))) (store .cse86 v_prenex_178 (store (store (select .cse86 v_prenex_178) 4 0) 0 v_prenex_177))))) (store .cse85 v_prenex_179 (store (store (select .cse85 v_prenex_179) (+ v_prenex_181 4) 1) v_prenex_181 v_prenex_182))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_181 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_178) (not (= (select |c_#valid| v_prenex_180) 0)))) (or .cse0 (forall ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_88 Int) (v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_87 Int) (v_prenex_86 Int)) (let ((.cse87 (+ v_prenex_85 4))) (or (not (= (select |c_#valid| v_prenex_89) 0)) (= c_main_~head~0.base v_prenex_88) (= c_main_~head~0.offset .cse87) (not (= (select (select (let ((.cse88 (let ((.cse89 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_87)))) (store .cse89 v_prenex_88 (store (store (select .cse89 v_prenex_88) 4 0) 0 v_prenex_84))))) (store .cse88 v_prenex_90 (store (store (select .cse88 v_prenex_90) .cse87 1) v_prenex_85 v_prenex_86))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_89 1) v_prenex_90) 0)))))) (or .cse5 (forall ((v_prenex_128 Int) (v_prenex_134 Int) (v_prenex_132 Int) (v_prenex_133 Int) (v_prenex_130 Int) (v_prenex_131 Int) (v_prenex_129 Int)) (or (= c_main_~head~0.base v_prenex_132) (= c_main_~head~0.base v_prenex_133) (not (= (select |c_#valid| v_prenex_134) 0)) (not (= 0 (select (store |c_#valid| v_prenex_134 1) v_prenex_132))) (not (= (select (select (let ((.cse90 (let ((.cse91 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_130)))) (store .cse91 v_prenex_133 (store (store (select .cse91 v_prenex_133) 4 0) 0 v_prenex_128))))) (store .cse90 v_prenex_132 (store (store (select .cse90 v_prenex_132) (+ v_prenex_131 4) 1) v_prenex_131 v_prenex_129))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1))))) (forall ((v_prenex_112 Int) (v_prenex_113 Int) (v_prenex_110 Int) (v_prenex_111 Int) (v_prenex_109 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (or (not (= (select (select (let ((.cse92 (let ((.cse93 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_108)))) (store .cse93 v_prenex_111 (store (store (select .cse93 v_prenex_111) 4 0) 0 v_prenex_112))))) (store .cse92 v_prenex_110 (store (store (select .cse92 v_prenex_110) (+ v_prenex_109 4) 1) v_prenex_109 v_prenex_107))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_113) 0)) (= c_main_~head~0.base v_prenex_111) (= c_main_~head~0.base v_prenex_110) (not (= 0 (select (store |c_#valid| v_prenex_113 1) v_prenex_110))))) (or .cse0 (forall ((v_prenex_48 Int) (v_prenex_45 Int) (v_prenex_44 Int) (v_prenex_47 Int) (v_prenex_46 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (let ((.cse94 (+ v_prenex_44 4))) (or (= c_main_~head~0.offset .cse94) (not (= (select (select (let ((.cse95 (let ((.cse96 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_43)))) (store .cse96 v_prenex_46 (store (store (select .cse96 v_prenex_46) 4 0) 0 v_prenex_47))))) (store .cse95 v_prenex_45 (store (store (select .cse95 v_prenex_45) .cse94 1) v_prenex_44 v_prenex_42))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_48) 0)) (not (= 0 (select (store |c_#valid| v_prenex_48 1) v_prenex_45)))))) .cse5) (forall ((v_prenex_149 Int) (v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_152 Int) (v_prenex_153 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (let ((.cse98 (+ v_prenex_153 4))) (or (not (= (select (select (let ((.cse97 (let ((.cse99 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_152)))) (store .cse99 v_prenex_155 (store (store (select .cse99 v_prenex_155) 4 0) 0 v_prenex_149))))) (store .cse97 v_prenex_154 (store (store (select .cse97 v_prenex_154) .cse98 1) v_prenex_153 v_prenex_151))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_150 1) v_prenex_154))) (= c_main_~head~0.base v_prenex_154) (= c_main_~head~0.offset .cse98) (not (= (select |c_#valid| v_prenex_150) 0)) (= c_main_~head~0.base v_prenex_155)))))) is different from true [2019-10-07 03:52:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2019-10-07 03:52:32,023 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 03:52:32,025 INFO L162 IcfgInterpreter]: Started Sifa with 17 locations of interest [2019-10-07 03:52:32,025 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 03:52:32,026 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 03:52:32,026 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 03:52:32,026 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 03:52:32,070 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-10-07 03:52:34,184 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2019-10-07 03:52:34,188 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-07 03:52:34,189 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-07 03:52:34,189 INFO L193 IcfgInterpreter]: Reachable states at location L995-3 satisfy 144#(or (exists ((v_DerPreprocessor_32 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_32) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (exists ((v_main_~x~0.offset_67 Int) (v_main_~x~0.base_67 Int)) (and (not (= |main_#t~malloc2.base| 0)) (or (= 0 (select (select |#memory_$Pointer$.offset| v_main_~x~0.base_67) v_main_~x~0.offset_67)) (not (= main_~x~0.offset v_main_~x~0.offset_67)) (not (= v_main_~x~0.base_67 main_~x~0.base))) (= 0 |main_#t~malloc2.offset|) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) 0) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) 0) (= |main_#t~malloc2.base| main_~x~0.base) (= main_~x~0.offset |main_#t~malloc2.offset|) (or (= (select (select |#memory_$Pointer$.offset| v_main_~x~0.base_67) v_main_~x~0.offset_67) |main_#t~malloc2.offset|) (and (= v_main_~x~0.offset_67 (+ main_~x~0.offset 4)) (= v_main_~x~0.base_67 main_~x~0.base)) (and (= main_~x~0.offset v_main_~x~0.offset_67) (= v_main_~x~0.base_67 main_~x~0.base))) (= 8 (select |#length| |main_#t~malloc2.base|)) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 0) (or (= 0 (select (select |#memory_$Pointer$.base| v_main_~x~0.base_67) v_main_~x~0.offset_67)) (not (= main_~x~0.offset v_main_~x~0.offset_67)) (not (= v_main_~x~0.base_67 main_~x~0.base))) (< |#StackHeapBarrier| |main_#t~malloc2.base|) (= (select |#valid| |main_#t~malloc2.base|) 1) (or (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| v_main_~x~0.base_67) v_main_~x~0.offset_67)) (and (= v_main_~x~0.offset_67 (+ main_~x~0.offset 4)) (= v_main_~x~0.base_67 main_~x~0.base)) (and (= main_~x~0.offset v_main_~x~0.offset_67) (= v_main_~x~0.base_67 main_~x~0.base)))))) [2019-10-07 03:52:34,189 INFO L193 IcfgInterpreter]: Reachable states at location L995-4 satisfy 84#true [2019-10-07 03:52:34,189 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 148#(and (= |old(#NULL.base)| |#NULL.base|) (= |#valid| |old(#valid)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2019-10-07 03:52:34,190 INFO L193 IcfgInterpreter]: Reachable states at location L1032-1 satisfy 114#(and (<= 0 |main_#t~malloc5.offset|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= |main_#t~mem11| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (<= main_~x~0.offset 0) (= main_~x~0.offset main_~head~0.offset) (<= main_~head~0.offset 0) (= 1 (select |#valid| |main_#t~malloc5.base|)) (<= 0 main_~head~0.offset) (= 0 |main_#t~malloc5.offset|) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (<= 0 main_~x~0.offset) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (<= |main_#t~malloc5.offset| 0) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4)))) [2019-10-07 03:52:34,190 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 139#(and (<= 0 |main_#t~malloc5.offset|) (or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= main_~x~0.offset 0)) (= 1 (select |#valid| |main_#t~malloc5.base|)) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= 0 main_~x~0.base)) (= 1 (select |#valid| |main_#t~malloc5.base|)) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) (<= main_~head~0.offset 0) (<= 0 main_~head~0.offset) (<= |main_#t~malloc5.offset| 0)) [2019-10-07 03:52:34,190 INFO L193 IcfgInterpreter]: Reachable states at location L1041 satisfy 129#(and (<= 0 |main_#t~malloc5.offset|) (or (and (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= 0 main_~x~0.base)) (= 1 (select |#valid| |main_#t~malloc5.base|)) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= main_~x~0.offset 0)) (= 1 (select |#valid| |main_#t~malloc5.base|)) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) (<= main_~head~0.offset 0) (<= 0 main_~head~0.offset) (<= |main_#t~malloc5.offset| 0)) [2019-10-07 03:52:34,190 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 (select |#valid| 0)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-07 03:52:34,191 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= |#valid| |old(#valid)|) (<= 0 |#NULL.base|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-10-07 03:52:34,191 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 153#(and (= |#valid| (store |old(#valid)| 0 0)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-07 03:52:34,191 INFO L193 IcfgInterpreter]: Reachable states at location L1032-3 satisfy 109#(and (<= 0 |main_#t~malloc5.offset|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= main_~x~0.offset 0) (= main_~x~0.offset main_~head~0.offset) (<= main_~head~0.offset 0) (= 1 (select |#valid| |main_#t~malloc5.base|)) (<= 0 main_~head~0.offset) (= 0 |main_#t~malloc5.offset|) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (<= 0 main_~x~0.offset) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (<= |main_#t~malloc5.offset| 0) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4)))) [2019-10-07 03:52:34,191 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-07 03:52:34,192 INFO L193 IcfgInterpreter]: Reachable states at location L1042-3 satisfy 134#(and (<= 0 |main_#t~malloc5.offset|) (or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= main_~x~0.offset 0)) (= 1 (select |#valid| |main_#t~malloc5.base|)) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= 0 main_~x~0.base)) (= 1 (select |#valid| |main_#t~malloc5.base|)) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) (<= main_~head~0.offset 0) (<= 0 main_~head~0.offset) (<= |main_#t~malloc5.offset| 0)) [2019-10-07 03:52:34,192 INFO L193 IcfgInterpreter]: Reachable states at location L1032-4 satisfy 119#(and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (<= 0 |main_#t~malloc5.offset|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= main_~x~0.offset 0) (= main_~x~0.offset main_~head~0.offset) (<= main_~head~0.offset 0) (= 1 (select |#valid| |main_#t~malloc5.base|)) (<= 0 main_~head~0.offset) (= 0 |main_#t~malloc5.offset|) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (<= 0 main_~x~0.offset) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (<= |main_#t~malloc5.offset| 0) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4)))) [2019-10-07 03:52:34,192 INFO L193 IcfgInterpreter]: Reachable states at location L1005 satisfy 89#(and (<= |main_#t~nondet4| 2147483647) (<= 0 (+ |main_#t~nondet4| 2147483648))) [2019-10-07 03:52:34,192 INFO L193 IcfgInterpreter]: Reachable states at location L1039-2 satisfy 124#(and (<= 0 |main_#t~malloc5.offset|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= main_~head~0.offset 0) (= 1 (select |#valid| |main_#t~malloc5.base|)) (<= 0 main_~head~0.offset) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (<= |main_#t~malloc5.offset| 0) (= 1 (select (select |#memory_int| |main_#t~malloc5.base|) (+ main_~head~0.offset 4))) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) [2019-10-07 03:52:34,192 INFO L193 IcfgInterpreter]: Reachable states at location L995-1 satisfy 79#(and (<= 0 (+ |main_#t~nondet1| 2147483648)) (<= |main_#t~nondet1| 2147483647)) [2019-10-07 03:52:34,193 INFO L193 IcfgInterpreter]: Reachable states at location L1005-2 satisfy 94#(and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= main_~x~0.offset |main_#t~malloc5.offset|) (<= 0 |main_#t~malloc5.offset|) (<= main_~x~0.offset 0) (= main_~x~0.offset main_~head~0.offset) (<= main_~head~0.offset 0) (= 1 (select |#valid| |main_#t~malloc5.base|)) (<= 0 main_~head~0.offset) (= |main_#t~malloc5.base| main_~x~0.base) (= 0 |main_#t~malloc5.offset|) (not (= |main_#t~malloc5.base| 0)) (= (select |#length| |main_#t~malloc5.base|) 8) (<= 0 main_~x~0.offset) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (<= |main_#t~malloc5.offset| 0)) [2019-10-07 03:52:34,451 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2019-10-07 03:52:35,702 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 50 [2019-10-07 03:52:35,703 INFO L211 tionRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2019-10-07 03:52:35,703 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 11, 13] total 36 [2019-10-07 03:52:35,705 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2019-10-07 03:52:35,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2019-10-07 03:52:35,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1033, Unknown=3, NotChecked=130, Total=1260 [2019-10-07 03:52:35,707 INFO L87 Difference]: Start difference. First operand 42 states and 53 transitions. Second operand 36 states. [2019-10-07 03:52:37,959 WARN L860 $PredicateComparison]: unable to prove that (let ((.cse6 (= 0 c_main_~head~0.base)) (.cse0 (= 0 c_main_~head~0.offset))) (and .cse0 (or .cse0 (forall ((v_prenex_103 Int) (v_prenex_104 Int) (v_prenex_101 Int) (v_prenex_99 Int) (v_prenex_102 Int) (v_prenex_100 Int) (v_prenex_98 Int)) (let ((.cse1 (+ v_prenex_104 4))) (or (= v_prenex_104 c_main_~head~0.offset) (= c_main_~head~0.offset .cse1) (not (= (select (store |c_#valid| v_prenex_102 1) v_prenex_103) 0)) (not (= (select (select (let ((.cse2 (let ((.cse3 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_99)))) (store .cse3 v_prenex_100 (store (store (select .cse3 v_prenex_100) 4 0) 0 v_prenex_101))))) (store .cse2 v_prenex_103 (store (store (select .cse2 v_prenex_103) .cse1 1) v_prenex_104 v_prenex_98))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_102) 0)))))) (<= 0 |c_#NULL.base|) (or .cse0 (forall ((v_prenex_112 Int) (v_prenex_113 Int) (v_prenex_110 Int) (v_prenex_111 Int) (v_prenex_109 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (or (not (= (select (select (let ((.cse4 (let ((.cse5 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_108)))) (store .cse5 v_prenex_111 (store (store (select .cse5 v_prenex_111) 4 0) 0 v_prenex_112))))) (store .cse4 v_prenex_110 (store (store (select .cse4 v_prenex_110) (+ v_prenex_109 4) 1) v_prenex_109 v_prenex_107))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_113) 0)) (= c_main_~head~0.base v_prenex_110) (not (= 0 (select (store |c_#valid| v_prenex_113 1) v_prenex_110)))))) (or .cse0 .cse6 (forall ((v_prenex_128 Int) (v_prenex_134 Int) (v_prenex_132 Int) (v_prenex_133 Int) (v_prenex_130 Int) (v_prenex_131 Int) (v_prenex_129 Int)) (or (= c_main_~head~0.base v_prenex_132) (not (= (select |c_#valid| v_prenex_134) 0)) (not (= 0 (select (store |c_#valid| v_prenex_134 1) v_prenex_132))) (not (= (select (select (let ((.cse7 (let ((.cse8 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_130)))) (store .cse8 v_prenex_133 (store (store (select .cse8 v_prenex_133) 4 0) 0 v_prenex_128))))) (store .cse7 v_prenex_132 (store (store (select .cse7 v_prenex_132) (+ v_prenex_131 4) 1) v_prenex_131 v_prenex_129))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1))))) (or (forall ((v_prenex_48 Int) (v_prenex_45 Int) (v_prenex_44 Int) (v_prenex_47 Int) (v_prenex_46 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (let ((.cse9 (+ v_prenex_44 4))) (or (= c_main_~head~0.base v_prenex_46) (= c_main_~head~0.offset .cse9) (not (= (select (select (let ((.cse10 (let ((.cse11 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_43)))) (store .cse11 v_prenex_46 (store (store (select .cse11 v_prenex_46) 4 0) 0 v_prenex_47))))) (store .cse10 v_prenex_45 (store (store (select .cse10 v_prenex_45) .cse9 1) v_prenex_44 v_prenex_42))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_48) 0)) (not (= 0 (select (store |c_#valid| v_prenex_48 1) v_prenex_45)))))) .cse6) (or (forall ((v_prenex_49 Int) (v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_54 Int) (v_prenex_53 Int) (v_prenex_50 Int)) (or (not (= (let ((.cse13 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse12 (let ((.cse14 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_50)))) (store .cse14 v_prenex_53 (store (store (select .cse14 v_prenex_53) 4 0) 0 v_prenex_54))))) (store .cse12 v_prenex_52 (store (store (select .cse12 v_prenex_52) .cse13 1) c_main_~head~0.offset v_prenex_49))) c_main_~head~0.base) .cse13)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_55 1) v_prenex_52))) (not (= (select |c_#valid| v_prenex_55) 0)))) .cse6) (forall ((v_prenex_116 Int) (v_prenex_117 Int) (v_prenex_114 Int) (v_prenex_115 Int) (v_prenex_120 Int) (v_prenex_118 Int) (v_prenex_119 Int)) (let ((.cse15 (+ v_prenex_115 4))) (or (= c_main_~head~0.offset .cse15) (not (= (select (store |c_#valid| v_prenex_119 1) v_prenex_120) 0)) (= v_prenex_115 c_main_~head~0.offset) (not (= (select (select (let ((.cse16 (let ((.cse17 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_117)))) (store .cse17 v_prenex_118 (store (store (select .cse17 v_prenex_118) 4 0) 0 v_prenex_114))))) (store .cse16 v_prenex_120 (store (store (select .cse16 v_prenex_120) .cse15 1) v_prenex_115 v_prenex_116))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_119) 0)) (= c_main_~head~0.base v_prenex_118)))) (forall ((v_prenex_138 Int) (v_prenex_139 Int) (v_prenex_136 Int) (v_prenex_137 Int) (v_prenex_135 Int) (v_prenex_141 Int) (v_prenex_140 Int)) (let ((.cse18 (+ v_prenex_139 4))) (or (not (= 0 (select (store |c_#valid| v_prenex_136 1) v_prenex_140))) (not (= (select |c_#valid| v_prenex_136) 0)) (= c_main_~head~0.offset .cse18) (= v_prenex_139 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_141) (not (= (select (select (let ((.cse19 (let ((.cse20 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_138)))) (store .cse20 v_prenex_141 (store (store (select .cse20 v_prenex_141) 4 0) 0 v_prenex_135))))) (store .cse19 v_prenex_140 (store (store (select .cse19 v_prenex_140) .cse18 1) v_prenex_139 v_prenex_137))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1))))) (or .cse0 (forall ((v_prenex_127 Int) (v_prenex_125 Int) (v_prenex_126 Int) (v_prenex_123 Int) (v_prenex_124 Int) (v_prenex_121 Int) (v_prenex_122 Int)) (let ((.cse22 (+ v_prenex_122 4))) (or (= c_main_~head~0.base v_prenex_127) (not (= (select (select (let ((.cse21 (let ((.cse23 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_124)))) (store .cse23 v_prenex_125 (store (store (select .cse23 v_prenex_125) 4 0) 0 v_prenex_121))))) (store .cse21 v_prenex_127 (store (store (select .cse21 v_prenex_127) .cse22 1) v_prenex_122 v_prenex_123))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.offset .cse22) (not (= (select (store |c_#valid| v_prenex_126 1) v_prenex_127) 0)) (not (= (select |c_#valid| v_prenex_126) 0)))))) (or .cse0 (forall ((v_prenex_189 Int) (v_prenex_187 Int) (v_prenex_188 Int) (v_prenex_185 Int) (v_prenex_186 Int) (v_prenex_184 Int) (v_prenex_190 Int)) (or (not (= (select (select (let ((.cse24 (let ((.cse25 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_190)))) (store .cse25 v_prenex_185 (store (store (select .cse25 v_prenex_185) 4 0) 0 v_prenex_184))))) (store .cse24 v_prenex_186 (store (store (select .cse24 v_prenex_186) (+ v_prenex_188 4) 1) v_prenex_188 v_prenex_189))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_187 1) v_prenex_186) 0)) (not (= (select |c_#valid| v_prenex_187) 0)) (= v_prenex_188 c_main_~head~0.offset)))) (or .cse0 (forall ((v_prenex_149 Int) (v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_152 Int) (v_prenex_153 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (let ((.cse27 (+ v_prenex_153 4))) (or (not (= (select (select (let ((.cse26 (let ((.cse28 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_152)))) (store .cse28 v_prenex_155 (store (store (select .cse28 v_prenex_155) 4 0) 0 v_prenex_149))))) (store .cse26 v_prenex_154 (store (store (select .cse26 v_prenex_154) .cse27 1) v_prenex_153 v_prenex_151))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_150 1) v_prenex_154))) (= c_main_~head~0.base v_prenex_154) (= c_main_~head~0.offset .cse27) (not (= (select |c_#valid| v_prenex_150) 0)))))) (or (exists ((v_DerPreprocessor_32 Int)) (let ((.cse29 (+ c_main_~head~0.offset 4))) (and (= (store |c_old(#memory_$Pointer$.offset)| c_main_~head~0.base (store (store (select |c_old(#memory_$Pointer$.offset)| c_main_~head~0.base) c_main_~head~0.offset 0) .cse29 (select (select |c_#memory_$Pointer$.offset| c_main_~head~0.base) .cse29))) |c_#memory_$Pointer$.offset|) (= 0 |c_#NULL.base|) (<= |c_#NULL.base| 0) (= 0 |c_main_#t~malloc0.offset|) (= c_main_~x~0.offset c_main_~head~0.offset) (<= 0 |c_#NULL.base|) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| c_main_~head~0.base (store (store (select |c_old(#memory_$Pointer$.base)| c_main_~head~0.base) c_main_~head~0.offset 0) .cse29 (select (select |c_#memory_$Pointer$.base| c_main_~head~0.base) .cse29)))) (= 0 (select |c_old(#valid)| 0)) (<= |c_#NULL.offset| 0) (<= 0 |c_#NULL.offset|) (= (store |c_old(#memory_int)| c_main_~head~0.base (store (store (select |c_old(#memory_int)| c_main_~head~0.base) c_main_~head~0.offset v_DerPreprocessor_32) .cse29 0)) |c_#memory_int|) (= |c_main_#t~malloc0.base| c_main_~head~0.base) (= c_main_~head~0.offset |c_main_#t~malloc0.offset|) (= |c_#length| (store |c_old(#length)| |c_main_#t~malloc0.base| 8)) (= (select |c_old(#valid)| |c_main_#t~malloc0.base|) 0) (= c_main_~head~0.base c_main_~x~0.base) (< |c_#StackHeapBarrier| |c_main_#t~malloc0.base|) (= |c_#NULL.offset| 0) (not (= |c_main_#t~malloc0.base| 0)) (= (store |c_old(#valid)| |c_main_#t~malloc0.base| 1) |c_#valid|)))) (exists ((v_main_~x~0.offset_67 Int) (v_main_~x~0.base_67 Int)) (let ((.cse35 (+ c_main_~x~0.offset 4)) (.cse38 (= v_main_~x~0.base_67 c_main_~x~0.base)) (.cse37 (= c_main_~x~0.offset v_main_~x~0.offset_67))) (let ((.cse30 (select (select |c_#memory_$Pointer$.offset| v_main_~x~0.base_67) v_main_~x~0.offset_67)) (.cse31 (not .cse37)) (.cse32 (not .cse38)) (.cse36 (select (select |c_#memory_$Pointer$.base| v_main_~x~0.base_67) v_main_~x~0.offset_67)) (.cse33 (and (= v_main_~x~0.offset_67 .cse35) .cse38)) (.cse34 (and .cse37 .cse38))) (and (not (= |c_main_#t~malloc2.base| 0)) (or (= 0 .cse30) .cse31 .cse32) (= 0 |c_main_#t~malloc2.offset|) (= (select (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset) 0) (= (select (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset) 0) (= |c_main_#t~malloc2.base| c_main_~x~0.base) (= c_main_~x~0.offset |c_main_#t~malloc2.offset|) (or (= .cse30 |c_main_#t~malloc2.offset|) .cse33 .cse34) (= 8 (select |c_#length| |c_main_#t~malloc2.base|)) (= (select (select |c_#memory_int| c_main_~x~0.base) .cse35) 0) (or (= 0 .cse36) .cse31 .cse32) (= (select |c_#valid| |c_main_#t~malloc2.base|) 1) (< |c_#StackHeapBarrier| |c_main_#t~malloc2.base|) (or (= |c_main_#t~malloc2.base| .cse36) .cse33 .cse34)))))) (or .cse0 (forall ((v_prenex_158 Int) (v_prenex_159 Int) (v_prenex_156 Int) (v_prenex_157 Int) (v_prenex_161 Int) (v_prenex_162 Int) (v_prenex_160 Int)) (or (not (= (select (select (let ((.cse39 (let ((.cse40 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_159)))) (store .cse40 v_prenex_162 (store (store (select .cse40 v_prenex_162) 4 0) 0 v_prenex_156))))) (store .cse39 v_prenex_161 (store (store (select .cse39 v_prenex_161) (+ v_prenex_160 4) 1) v_prenex_160 v_prenex_158))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_157 1) v_prenex_161))) (not (= (select |c_#valid| v_prenex_157) 0)) (= v_prenex_160 c_main_~head~0.offset)))) (or .cse0 (forall ((v_prenex_138 Int) (v_prenex_139 Int) (v_prenex_136 Int) (v_prenex_137 Int) (v_prenex_135 Int) (v_prenex_141 Int) (v_prenex_140 Int)) (let ((.cse41 (+ v_prenex_139 4))) (or (not (= 0 (select (store |c_#valid| v_prenex_136 1) v_prenex_140))) (not (= (select |c_#valid| v_prenex_136) 0)) (= c_main_~head~0.offset .cse41) (= v_prenex_139 c_main_~head~0.offset) (not (= (select (select (let ((.cse42 (let ((.cse43 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_138)))) (store .cse43 v_prenex_141 (store (store (select .cse43 v_prenex_141) 4 0) 0 v_prenex_135))))) (store .cse42 v_prenex_140 (store (store (select .cse42 v_prenex_140) .cse41 1) v_prenex_139 v_prenex_137))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)))))) (or (forall ((v_prenex_49 Int) (v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_51 Int) (v_prenex_54 Int) (v_prenex_53 Int) (v_prenex_50 Int)) (or (not (= (select (select (let ((.cse44 (let ((.cse45 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_50)))) (store .cse45 v_prenex_53 (store (store (select .cse45 v_prenex_53) 4 0) 0 v_prenex_54))))) (store .cse44 v_prenex_52 (store (store (select .cse44 v_prenex_52) (+ v_prenex_51 4) 1) v_prenex_51 v_prenex_49))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_53) (not (= 0 (select (store |c_#valid| v_prenex_55 1) v_prenex_52))) (not (= (select |c_#valid| v_prenex_55) 0)))) .cse6) (<= c_main_~x~0.offset c_main_~head~0.offset) (<= |c_#NULL.offset| 0) (or .cse0 (forall ((v_prenex_169 Int) (v_prenex_167 Int) (v_prenex_168 Int) (v_prenex_165 Int) (v_prenex_166 Int) (v_prenex_163 Int) (v_prenex_164 Int)) (or (not (= (select |c_#valid| v_prenex_166) 0)) (= c_main_~head~0.base v_prenex_164) (not (= (select (select (let ((.cse46 (let ((.cse47 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_169)))) (store .cse47 v_prenex_164 (store (store (select .cse47 v_prenex_164) 4 0) 0 v_prenex_163))))) (store .cse46 v_prenex_165 (store (store (select .cse46 v_prenex_165) (+ v_prenex_167 4) 1) v_prenex_167 v_prenex_168))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_165) (not (= (select (store |c_#valid| v_prenex_166 1) v_prenex_165) 0))))) (forall ((v_prenex_147 Int) (v_prenex_148 Int) (v_prenex_145 Int) (v_prenex_143 Int) (v_prenex_144 Int) (v_prenex_142 Int)) (or (not (= (let ((.cse49 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse48 (let ((.cse50 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_145)))) (store .cse50 v_prenex_148 (store (store (select .cse50 v_prenex_148) 4 0) 0 v_prenex_142))))) (store .cse48 v_prenex_147 (store (store (select .cse48 v_prenex_147) .cse49 1) c_main_~head~0.offset v_prenex_144))) c_main_~head~0.base) .cse49)) 1)) (not (= (select |c_#valid| v_prenex_143) 0)) (= c_main_~head~0.base v_prenex_147) (not (= 0 (select (store |c_#valid| v_prenex_143 1) v_prenex_147))))) (forall ((v_prenex_196 Int) (v_prenex_197 Int) (v_prenex_194 Int) (v_prenex_195 Int) (v_prenex_192 Int) (v_prenex_193 Int) (v_prenex_191 Int)) (let ((.cse51 (+ v_prenex_195 4))) (or (= c_main_~head~0.offset .cse51) (not (= (select (select (let ((.cse52 (let ((.cse53 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_197)))) (store .cse53 v_prenex_192 (store (store (select .cse53 v_prenex_192) 4 0) 0 v_prenex_191))))) (store .cse52 v_prenex_193 (store (store (select .cse52 v_prenex_193) .cse51 1) v_prenex_195 v_prenex_196))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_194) 0)) (not (= (select (store |c_#valid| v_prenex_194 1) v_prenex_193) 0)) (= c_main_~head~0.base v_prenex_193) (= c_main_~head~0.base v_prenex_192)))) (= 0 (select |c_#valid| 0)) (or .cse0 (forall ((v_prenex_90 Int) (v_prenex_89 Int) (v_prenex_88 Int) (v_prenex_85 Int) (v_prenex_84 Int) (v_prenex_87 Int) (v_prenex_86 Int)) (let ((.cse54 (+ v_prenex_85 4))) (or (not (= (select |c_#valid| v_prenex_89) 0)) (= c_main_~head~0.base v_prenex_88) (= c_main_~head~0.offset .cse54) (not (= (select (select (let ((.cse55 (let ((.cse56 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_87)))) (store .cse56 v_prenex_88 (store (store (select .cse56 v_prenex_88) 4 0) 0 v_prenex_84))))) (store .cse55 v_prenex_90 (store (store (select .cse55 v_prenex_90) .cse54 1) v_prenex_85 v_prenex_86))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_89 1) v_prenex_90) 0)))))) (or .cse6 (forall ((v_prenex_128 Int) (v_prenex_134 Int) (v_prenex_132 Int) (v_prenex_133 Int) (v_prenex_130 Int) (v_prenex_131 Int) (v_prenex_129 Int)) (or (= c_main_~head~0.base v_prenex_132) (= c_main_~head~0.base v_prenex_133) (not (= (select |c_#valid| v_prenex_134) 0)) (not (= 0 (select (store |c_#valid| v_prenex_134 1) v_prenex_132))) (not (= (select (select (let ((.cse57 (let ((.cse58 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_130)))) (store .cse58 v_prenex_133 (store (store (select .cse58 v_prenex_133) 4 0) 0 v_prenex_128))))) (store .cse57 v_prenex_132 (store (store (select .cse57 v_prenex_132) (+ v_prenex_131 4) 1) v_prenex_131 v_prenex_129))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1))))) (forall ((v_prenex_112 Int) (v_prenex_113 Int) (v_prenex_110 Int) (v_prenex_111 Int) (v_prenex_109 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (or (not (= (select (select (let ((.cse59 (let ((.cse60 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_108)))) (store .cse60 v_prenex_111 (store (store (select .cse60 v_prenex_111) 4 0) 0 v_prenex_112))))) (store .cse59 v_prenex_110 (store (store (select .cse59 v_prenex_110) (+ v_prenex_109 4) 1) v_prenex_109 v_prenex_107))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_113) 0)) (= c_main_~head~0.base v_prenex_111) (= c_main_~head~0.base v_prenex_110) (not (= 0 (select (store |c_#valid| v_prenex_113 1) v_prenex_110))))) (or .cse0 (forall ((v_prenex_48 Int) (v_prenex_45 Int) (v_prenex_44 Int) (v_prenex_47 Int) (v_prenex_46 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (let ((.cse61 (+ v_prenex_44 4))) (or (= c_main_~head~0.offset .cse61) (not (= (select (select (let ((.cse62 (let ((.cse63 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_43)))) (store .cse63 v_prenex_46 (store (store (select .cse63 v_prenex_46) 4 0) 0 v_prenex_47))))) (store .cse62 v_prenex_45 (store (store (select .cse62 v_prenex_45) .cse61 1) v_prenex_44 v_prenex_42))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_48) 0)) (not (= 0 (select (store |c_#valid| v_prenex_48 1) v_prenex_45)))))) .cse6) (forall ((v_prenex_149 Int) (v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_152 Int) (v_prenex_153 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (let ((.cse65 (+ v_prenex_153 4))) (or (not (= (select (select (let ((.cse64 (let ((.cse66 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_152)))) (store .cse66 v_prenex_155 (store (store (select .cse66 v_prenex_155) 4 0) 0 v_prenex_149))))) (store .cse64 v_prenex_154 (store (store (select .cse64 v_prenex_154) .cse65 1) v_prenex_153 v_prenex_151))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_150 1) v_prenex_154))) (= c_main_~head~0.base v_prenex_154) (= c_main_~head~0.offset .cse65) (not (= (select |c_#valid| v_prenex_150) 0)) (= c_main_~head~0.base v_prenex_155)))) (or .cse0 (forall ((v_prenex_67 Int) (v_prenex_66 Int) (v_prenex_69 Int) (v_prenex_68 Int) (v_prenex_63 Int) (v_prenex_65 Int) (v_prenex_64 Int)) (or (not (= (select |c_#valid| v_prenex_67) 0)) (not (= (select (select (let ((.cse67 (let ((.cse68 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_64)))) (store .cse68 v_prenex_65 (store (store (select .cse68 v_prenex_65) 4 0) 0 v_prenex_66))))) (store .cse67 v_prenex_68 (store (store (select .cse67 v_prenex_68) (+ v_prenex_69 4) 1) v_prenex_69 v_prenex_63))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_67 1) v_prenex_68) 0))))) (forall ((v_prenex_158 Int) (v_prenex_159 Int) (v_prenex_156 Int) (v_prenex_157 Int) (v_prenex_161 Int) (v_prenex_162 Int) (v_prenex_160 Int)) (or (not (= (select (select (let ((.cse69 (let ((.cse70 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_159)))) (store .cse70 v_prenex_162 (store (store (select .cse70 v_prenex_162) 4 0) 0 v_prenex_156))))) (store .cse69 v_prenex_161 (store (store (select .cse69 v_prenex_161) (+ v_prenex_160 4) 1) v_prenex_160 v_prenex_158))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_157 1) v_prenex_161))) (not (= (select |c_#valid| v_prenex_157) 0)) (= c_main_~head~0.base v_prenex_162) (= v_prenex_160 c_main_~head~0.offset))) (or .cse0 .cse6 (forall ((v_prenex_49 Int) (v_prenex_55 Int) (v_prenex_52 Int) (v_prenex_51 Int) (v_prenex_54 Int) (v_prenex_53 Int) (v_prenex_50 Int)) (or (not (= (select (select (let ((.cse71 (let ((.cse72 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_50)))) (store .cse72 v_prenex_53 (store (store (select .cse72 v_prenex_53) 4 0) 0 v_prenex_54))))) (store .cse71 v_prenex_52 (store (store (select .cse71 v_prenex_52) (+ v_prenex_51 4) 1) v_prenex_51 v_prenex_49))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= 0 (select (store |c_#valid| v_prenex_55 1) v_prenex_52))) (not (= (select |c_#valid| v_prenex_55) 0))))) (= c_main_~x~0.offset c_main_~head~0.offset) (forall ((v_prenex_112 Int) (v_prenex_113 Int) (v_prenex_110 Int) (v_prenex_111 Int) (v_prenex_107 Int) (v_prenex_108 Int)) (or (not (= (select |c_#valid| v_prenex_113) 0)) (= c_main_~head~0.base v_prenex_110) (not (= 1 (let ((.cse74 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse73 (let ((.cse75 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_108)))) (store .cse75 v_prenex_111 (store (store (select .cse75 v_prenex_111) 4 0) 0 v_prenex_112))))) (store .cse73 v_prenex_110 (store (store (select .cse73 v_prenex_110) .cse74 1) c_main_~head~0.offset v_prenex_107))) c_main_~head~0.base) .cse74)))) (not (= 0 (select (store |c_#valid| v_prenex_113 1) v_prenex_110))))) (<= 0 |c_#NULL.offset|) (or .cse6 (forall ((v_prenex_48 Int) (v_prenex_45 Int) (v_prenex_47 Int) (v_prenex_46 Int) (v_prenex_43 Int) (v_prenex_42 Int)) (or (not (= (let ((.cse77 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse76 (let ((.cse78 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_43)))) (store .cse78 v_prenex_46 (store (store (select .cse78 v_prenex_46) 4 0) 0 v_prenex_47))))) (store .cse76 v_prenex_45 (store (store (select .cse76 v_prenex_45) .cse77 1) c_main_~head~0.offset v_prenex_42))) c_main_~head~0.base) .cse77)) 1)) (not (= (select |c_#valid| v_prenex_48) 0)) (not (= 0 (select (store |c_#valid| v_prenex_48 1) v_prenex_45)))))) (or .cse0 (forall ((v_prenex_78 Int) (v_prenex_77 Int) (v_prenex_79 Int) (v_prenex_81 Int) (v_prenex_80 Int) (v_prenex_83 Int) (v_prenex_82 Int)) (let ((.cse80 (+ v_prenex_83 4))) (or (not (= (select (select (let ((.cse79 (let ((.cse81 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_78)))) (store .cse81 v_prenex_79 (store (store (select .cse81 v_prenex_79) 4 0) 0 v_prenex_80))))) (store .cse79 v_prenex_82 (store (store (select .cse79 v_prenex_82) .cse80 1) v_prenex_83 v_prenex_77))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select |c_#valid| v_prenex_81) 0)) (= c_main_~head~0.offset .cse80) (not (= (select (store |c_#valid| v_prenex_81 1) v_prenex_82) 0)))))) (forall ((v_DerPreprocessor_22 Int) (v_DerPreprocessor_28 Int) (v_prenex_34 Int) (v_prenex_33 Int) (|v_main_#t~malloc2.base_2| Int) (v_main_~x~0.base_59 Int) (v_DerPreprocessor_30 Int)) (or (not (= (select |c_#valid| |v_main_#t~malloc2.base_2|) 0)) (not (= 0 (select (store |c_#valid| |v_main_#t~malloc2.base_2| 1) v_prenex_33))) (= c_main_~head~0.base v_prenex_33) (not (= (select (select (let ((.cse82 (let ((.cse83 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_28)))) (store .cse83 v_main_~x~0.base_59 (store (store (select .cse83 v_main_~x~0.base_59) 4 0) 0 v_DerPreprocessor_30))))) (store .cse82 v_prenex_33 (store (store (select .cse82 v_prenex_33) (+ v_prenex_34 4) 1) v_prenex_34 v_DerPreprocessor_22))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_34 c_main_~head~0.offset) (= c_main_~head~0.base v_main_~x~0.base_59))) (forall ((v_prenex_105 Int) (v_prenex_106 Int) (v_DerPreprocessor_23 Int) (v_DerPreprocessor_29 Int) (v_DerPreprocessor_31 Int) (|v_main_#t~malloc5.base_4| Int) (v_main_~head~0.offset_19 Int)) (or (not (= (select (store |c_#valid| v_prenex_106 1) |v_main_#t~malloc5.base_4|) 0)) (= c_main_~head~0.base v_prenex_105) (not (= (select (select (let ((.cse84 (let ((.cse85 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_29)))) (store .cse85 v_prenex_105 (store (store (select .cse85 v_prenex_105) 4 0) 0 v_DerPreprocessor_31))))) (store .cse84 |v_main_#t~malloc5.base_4| (store (store (select .cse84 |v_main_#t~malloc5.base_4|) (+ v_main_~head~0.offset_19 4) 1) v_main_~head~0.offset_19 v_DerPreprocessor_23))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base |v_main_#t~malloc5.base_4|) (not (= (select |c_#valid| v_prenex_106) 0)))) (or (forall ((v_prenex_128 Int) (v_prenex_134 Int) (v_prenex_132 Int) (v_prenex_133 Int) (v_prenex_130 Int) (v_prenex_129 Int)) (or (= c_main_~head~0.base v_prenex_132) (not (= (select |c_#valid| v_prenex_134) 0)) (not (= 0 (select (store |c_#valid| v_prenex_134 1) v_prenex_132))) (not (= 1 (let ((.cse87 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse86 (let ((.cse88 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_130)))) (store .cse88 v_prenex_133 (store (store (select .cse88 v_prenex_133) 4 0) 0 v_prenex_128))))) (store .cse86 v_prenex_132 (store (store (select .cse86 v_prenex_132) .cse87 1) c_main_~head~0.offset v_prenex_129))) c_main_~head~0.base) .cse87)))))) .cse6) (or .cse0 (forall ((v_prenex_147 Int) (v_prenex_148 Int) (v_prenex_145 Int) (v_prenex_146 Int) (v_prenex_143 Int) (v_prenex_144 Int) (v_prenex_142 Int)) (or (not (= (select |c_#valid| v_prenex_143) 0)) (not (= (select (select (let ((.cse89 (let ((.cse90 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_145)))) (store .cse90 v_prenex_148 (store (store (select .cse90 v_prenex_148) 4 0) 0 v_prenex_142))))) (store .cse89 v_prenex_147 (store (store (select .cse89 v_prenex_147) (+ v_prenex_146 4) 1) v_prenex_146 v_prenex_144))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_147) (not (= 0 (select (store |c_#valid| v_prenex_143 1) v_prenex_147)))))) (= c_main_~head~0.base c_main_~x~0.base) (or .cse0 (forall ((v_prenex_59 Int) (v_prenex_56 Int) (v_prenex_58 Int) (v_prenex_57 Int) (v_prenex_62 Int) (v_prenex_61 Int) (v_prenex_60 Int)) (or (not (= (select (select (let ((.cse91 (let ((.cse92 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_57)))) (store .cse92 v_prenex_58 (store (store (select .cse92 v_prenex_58) 4 0) 0 v_prenex_59))))) (store .cse91 v_prenex_61 (store (store (select .cse91 v_prenex_61) (+ v_prenex_62 4) 1) v_prenex_62 v_prenex_56))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_61) (not (= (select (store |c_#valid| v_prenex_60 1) v_prenex_61) 0)) (not (= (select |c_#valid| v_prenex_60) 0))))) (or .cse0 (forall ((v_DerPreprocessor_22 Int) (v_DerPreprocessor_28 Int) (v_prenex_34 Int) (v_prenex_33 Int) (|v_main_#t~malloc2.base_2| Int) (v_main_~x~0.base_59 Int) (v_DerPreprocessor_30 Int)) (or (not (= (select |c_#valid| |v_main_#t~malloc2.base_2|) 0)) (not (= 0 (select (store |c_#valid| |v_main_#t~malloc2.base_2| 1) v_prenex_33))) (= c_main_~head~0.base v_prenex_33) (not (= (select (select (let ((.cse93 (let ((.cse94 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_DerPreprocessor_28)))) (store .cse94 v_main_~x~0.base_59 (store (store (select .cse94 v_main_~x~0.base_59) 4 0) 0 v_DerPreprocessor_30))))) (store .cse93 v_prenex_33 (store (store (select .cse93 v_prenex_33) (+ v_prenex_34 4) 1) v_prenex_34 v_DerPreprocessor_22))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_34 c_main_~head~0.offset)))) (or .cse0 (forall ((v_prenex_38 Int) (v_prenex_37 Int) (v_prenex_39 Int) (v_prenex_36 Int) (v_prenex_35 Int) (v_prenex_41 Int) (v_prenex_40 Int)) (or (not (= (select (select (let ((.cse95 (let ((.cse96 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_36)))) (store .cse96 v_prenex_37 (store (store (select .cse96 v_prenex_37) 4 0) 0 v_prenex_38))))) (store .cse95 v_prenex_40 (store (store (select .cse95 v_prenex_40) (+ v_prenex_41 4) 1) v_prenex_41 v_prenex_35))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_40) (not (= (select (store |c_#valid| v_prenex_39 1) v_prenex_40) 0)) (not (= (select |c_#valid| v_prenex_39) 0))))) (or .cse0 (forall ((v_prenex_74 Int) (v_prenex_73 Int) (v_prenex_76 Int) (v_prenex_75 Int) (v_prenex_70 Int) (v_prenex_72 Int) (v_prenex_71 Int)) (or (= c_main_~head~0.base v_prenex_72) (not (= (select (select (let ((.cse97 (let ((.cse98 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_71)))) (store .cse98 v_prenex_72 (store (store (select .cse98 v_prenex_72) 4 0) 0 v_prenex_73))))) (store .cse97 v_prenex_75 (store (store (select .cse97 v_prenex_75) (+ v_prenex_76 4) 1) v_prenex_76 v_prenex_70))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_74 1) v_prenex_75) 0)) (not (= (select |c_#valid| v_prenex_74) 0))))) (forall ((v_prenex_147 Int) (v_prenex_148 Int) (v_prenex_145 Int) (v_prenex_146 Int) (v_prenex_143 Int) (v_prenex_144 Int) (v_prenex_142 Int)) (or (not (= (select |c_#valid| v_prenex_143) 0)) (not (= (select (select (let ((.cse99 (let ((.cse100 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_145)))) (store .cse100 v_prenex_148 (store (store (select .cse100 v_prenex_148) 4 0) 0 v_prenex_142))))) (store .cse99 v_prenex_147 (store (store (select .cse99 v_prenex_147) (+ v_prenex_146 4) 1) v_prenex_146 v_prenex_144))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= c_main_~head~0.base v_prenex_148) (= c_main_~head~0.base v_prenex_147) (not (= 0 (select (store |c_#valid| v_prenex_143 1) v_prenex_147))))) (<= |c_#NULL.base| 0) (= 1 (select |c_#valid| c_main_~x~0.base)) (= 1 (select |c_#valid| c_main_~head~0.base)) (forall ((v_prenex_149 Int) (v_prenex_154 Int) (v_prenex_155 Int) (v_prenex_152 Int) (v_prenex_150 Int) (v_prenex_151 Int)) (or (not (= 0 (select (store |c_#valid| v_prenex_150 1) v_prenex_154))) (= c_main_~head~0.base v_prenex_154) (not (= 1 (let ((.cse102 (+ c_main_~head~0.offset 4))) (select (select (let ((.cse101 (let ((.cse103 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_152)))) (store .cse103 v_prenex_155 (store (store (select .cse103 v_prenex_155) 4 0) 0 v_prenex_149))))) (store .cse101 v_prenex_154 (store (store (select .cse101 v_prenex_154) .cse102 1) c_main_~head~0.offset v_prenex_151))) c_main_~head~0.base) .cse102)))) (not (= (select |c_#valid| v_prenex_150) 0)))) (forall ((v_prenex_176 Int) (v_prenex_174 Int) (v_prenex_175 Int) (v_prenex_172 Int) (v_prenex_173 Int) (v_prenex_170 Int) (v_prenex_171 Int)) (or (not (= (select (store |c_#valid| v_prenex_173 1) v_prenex_172) 0)) (not (= (select |c_#valid| v_prenex_173) 0)) (= c_main_~head~0.base v_prenex_172) (not (= (select (select (let ((.cse104 (let ((.cse105 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_176)))) (store .cse105 v_prenex_171 (store (store (select .cse105 v_prenex_171) 4 0) 0 v_prenex_170))))) (store .cse104 v_prenex_172 (store (store (select .cse104 v_prenex_172) (+ v_prenex_174 4) 1) v_prenex_174 v_prenex_175))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_174 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_171))) (or .cse0 (forall ((v_prenex_96 Int) (v_prenex_95 Int) (v_prenex_97 Int) (v_prenex_92 Int) (v_prenex_91 Int) (v_prenex_94 Int) (v_prenex_93 Int)) (or (= v_prenex_97 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_96) (not (= (select |c_#valid| v_prenex_95) 0)) (not (= (select (select (let ((.cse106 (let ((.cse107 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_92)))) (store .cse107 v_prenex_93 (store (store (select .cse107 v_prenex_93) 4 0) 0 v_prenex_94))))) (store .cse106 v_prenex_96 (store (store (select .cse106 v_prenex_96) (+ v_prenex_97 4) 1) v_prenex_97 v_prenex_91))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (not (= (select (store |c_#valid| v_prenex_95 1) v_prenex_96) 0))))) (forall ((v_prenex_178 Int) (v_prenex_179 Int) (v_prenex_177 Int) (v_prenex_183 Int) (v_prenex_181 Int) (v_prenex_182 Int) (v_prenex_180 Int)) (or (not (= (select (store |c_#valid| v_prenex_180 1) v_prenex_179) 0)) (not (= (select (select (let ((.cse108 (let ((.cse109 (store |c_#memory_int| c_main_~x~0.base (store (select |c_#memory_int| c_main_~x~0.base) c_main_~x~0.offset v_prenex_183)))) (store .cse109 v_prenex_178 (store (store (select .cse109 v_prenex_178) 4 0) 0 v_prenex_177))))) (store .cse108 v_prenex_179 (store (store (select .cse108 v_prenex_179) (+ v_prenex_181 4) 1) v_prenex_181 v_prenex_182))) c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 1)) (= v_prenex_181 c_main_~head~0.offset) (= c_main_~head~0.base v_prenex_178) (not (= (select |c_#valid| v_prenex_180) 0)))) (= (select (select |c_#memory_int| c_main_~head~0.base) (+ c_main_~head~0.offset 4)) 0))) is different from true [2019-10-07 03:52:40,577 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 887 DAG size of output: 25 [2019-10-07 03:52:41,788 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 53 [2019-10-07 03:52:42,364 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 58 [2019-10-07 03:52:42,936 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 53 [2019-10-07 03:52:43,175 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 61 [2019-10-07 03:52:43,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 03:52:43,802 INFO L93 Difference]: Finished difference Result 79 states and 99 transitions. [2019-10-07 03:52:43,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-10-07 03:52:43,803 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 20 [2019-10-07 03:52:43,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 03:52:43,804 INFO L225 Difference]: With dead ends: 79 [2019-10-07 03:52:43,804 INFO L226 Difference]: Without dead ends: 71 [2019-10-07 03:52:43,805 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 33 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=286, Invalid=2271, Unknown=5, NotChecked=300, Total=2862 [2019-10-07 03:52:43,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-10-07 03:52:43,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 45. [2019-10-07 03:52:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-10-07 03:52:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 55 transitions. [2019-10-07 03:52:43,829 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 55 transitions. Word has length 20 [2019-10-07 03:52:43,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 03:52:43,829 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 55 transitions. [2019-10-07 03:52:43,829 INFO L463 AbstractCegarLoop]: Interpolant automaton has 36 states. [2019-10-07 03:52:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2019-10-07 03:52:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-07 03:52:43,830 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:52:43,831 INFO L385 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:52:44,035 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:52:44,036 INFO L410 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:52:44,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:52:44,036 INFO L82 PathProgramCache]: Analyzing trace with hash 264972000, now seen corresponding path program 1 times [2019-10-07 03:52:44,036 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:52:44,037 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:44,037 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:44,037 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:44,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:52:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:52:44,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:52:44,156 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:44,193 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 03:52:44,193 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 03:52:44,194 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 03:52:44,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 03:52:44,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 03:52:44,196 INFO L87 Difference]: Start difference. First operand 45 states and 55 transitions. Second operand 7 states. [2019-10-07 03:52:44,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 03:52:44,358 INFO L93 Difference]: Finished difference Result 73 states and 88 transitions. [2019-10-07 03:52:44,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 03:52:44,359 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2019-10-07 03:52:44,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 03:52:44,359 INFO L225 Difference]: With dead ends: 73 [2019-10-07 03:52:44,360 INFO L226 Difference]: Without dead ends: 61 [2019-10-07 03:52:44,362 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-07 03:52:44,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2019-10-07 03:52:44,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 52. [2019-10-07 03:52:44,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-10-07 03:52:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 62 transitions. [2019-10-07 03:52:44,384 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 62 transitions. Word has length 21 [2019-10-07 03:52:44,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 03:52:44,384 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 62 transitions. [2019-10-07 03:52:44,384 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 03:52:44,384 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2019-10-07 03:52:44,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-07 03:52:44,385 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:52:44,385 INFO L385 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:52:44,386 INFO L410 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:52:44,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:52:44,386 INFO L82 PathProgramCache]: Analyzing trace with hash -749063136, now seen corresponding path program 1 times [2019-10-07 03:52:44,386 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:52:44,386 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:44,386 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:44,387 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:44,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:52:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:52:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 03:52:44,499 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:44,499 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 03:52:44,500 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-07 03:52:44,500 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-07 03:52:44,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-07 03:52:44,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-07 03:52:44,501 INFO L87 Difference]: Start difference. First operand 52 states and 62 transitions. Second operand 8 states. [2019-10-07 03:52:44,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 03:52:44,684 INFO L93 Difference]: Finished difference Result 74 states and 88 transitions. [2019-10-07 03:52:44,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 03:52:44,685 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2019-10-07 03:52:44,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 03:52:44,686 INFO L225 Difference]: With dead ends: 74 [2019-10-07 03:52:44,686 INFO L226 Difference]: Without dead ends: 43 [2019-10-07 03:52:44,686 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-10-07 03:52:44,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-10-07 03:52:44,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2019-10-07 03:52:44,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2019-10-07 03:52:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions. [2019-10-07 03:52:44,703 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 21 [2019-10-07 03:52:44,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 03:52:44,703 INFO L462 AbstractCegarLoop]: Abstraction has 40 states and 46 transitions. [2019-10-07 03:52:44,703 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-07 03:52:44,703 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2019-10-07 03:52:44,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-07 03:52:44,704 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 03:52:44,704 INFO L385 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 03:52:44,705 INFO L410 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 03:52:44,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 03:52:44,705 INFO L82 PathProgramCache]: Analyzing trace with hash 690740264, now seen corresponding path program 1 times [2019-10-07 03:52:44,705 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 03:52:44,705 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:44,705 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:44,706 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 03:52:44,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 03:52:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:52:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:52:44,926 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 03:52:44,926 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 03:52:44,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:52:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 03:52:45,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 46 conjunts are in the unsatisfiable core [2019-10-07 03:52:45,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 03:52:45,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 03:52:45,699 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 03:52:46,027 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2019-10-07 03:52:46,952 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 03:52:46,953 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:418) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:290) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:287) ... 21 more [2019-10-07 03:52:46,958 INFO L168 Benchmark]: Toolchain (without parser) took 105909.13 ms. Allocated memory was 144.7 MB in the beginning and 341.3 MB in the end (delta: 196.6 MB). Free memory was 100.7 MB in the beginning and 237.9 MB in the end (delta: -137.2 MB). Peak memory consumption was 59.4 MB. Max. memory is 7.1 GB. [2019-10-07 03:52:46,959 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-07 03:52:46,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.00 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 169.3 MB in the end (delta: -69.0 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-10-07 03:52:46,960 INFO L168 Benchmark]: Boogie Preprocessor took 64.17 ms. Allocated memory is still 202.4 MB. Free memory was 169.3 MB in the beginning and 165.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-10-07 03:52:46,960 INFO L168 Benchmark]: RCFGBuilder took 703.81 ms. Allocated memory is still 202.4 MB. Free memory was 165.9 MB in the beginning and 118.9 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. [2019-10-07 03:52:46,961 INFO L168 Benchmark]: TraceAbstraction took 104339.64 ms. Allocated memory was 202.4 MB in the beginning and 341.3 MB in the end (delta: 138.9 MB). Free memory was 118.9 MB in the beginning and 237.9 MB in the end (delta: -119.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-10-07 03:52:46,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.00 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 169.3 MB in the end (delta: -69.0 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.17 ms. Allocated memory is still 202.4 MB. Free memory was 169.3 MB in the beginning and 165.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 703.81 ms. Allocated memory is still 202.4 MB. Free memory was 165.9 MB in the beginning and 118.9 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 104339.64 ms. Allocated memory was 202.4 MB in the beginning and 341.3 MB in the end (delta: 138.9 MB). Free memory was 118.9 MB in the beginning and 237.9 MB in the end (delta: -119.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...