java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:32:54,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:32:54,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:32:54,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:32:54,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:32:54,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:32:54,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:32:54,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:32:54,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:32:54,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:32:54,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:32:54,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:32:54,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:32:54,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:32:54,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:32:54,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:32:54,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:32:54,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:32:54,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:32:54,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:32:54,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:32:54,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:32:54,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:32:54,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:32:54,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:32:54,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:32:54,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:32:54,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:32:54,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:32:54,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:32:54,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:32:54,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:32:54,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:32:54,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:32:54,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:32:54,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:32:54,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:32:54,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:32:54,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:32:54,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:32:54,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:32:54,274 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 [2019-09-19 07:32:54,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:32:54,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:32:54,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:32:54,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:32:54,307 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:32:54,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:32:54,307 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:32:54,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:32:54,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:32:54,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:32:54,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:32:54,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:32:54,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:32:54,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:32:54,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:32:54,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:32:54,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:32:54,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:32:54,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:32:54,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:32:54,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:32:54,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:32:54,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:32:54,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:32:54,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:32:54,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:32:54,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:32:54,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:32:54,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 07:32:54,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:32:54,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:32:54,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:32:54,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:32:54,372 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:32:54,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i [2019-09-19 07:32:54,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/008628943/f14f6328c1b84ee0be39e61c72729981/FLAG172288e0a [2019-09-19 07:32:55,015 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:32:55,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i [2019-09-19 07:32:55,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/008628943/f14f6328c1b84ee0be39e61c72729981/FLAG172288e0a [2019-09-19 07:32:55,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/008628943/f14f6328c1b84ee0be39e61c72729981 [2019-09-19 07:32:55,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:32:55,305 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:32:55,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:32:55,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:32:55,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:32:55,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:32:55" (1/1) ... [2019-09-19 07:32:55,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@261892c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:55, skipping insertion in model container [2019-09-19 07:32:55,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:32:55" (1/1) ... [2019-09-19 07:32:55,319 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:32:55,360 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:32:55,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:32:55,889 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:32:55,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:32:56,031 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:32:56,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56 WrapperNode [2019-09-19 07:32:56,032 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:32:56,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:32:56,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:32:56,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:32:56,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:32:56,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:32:56,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:32:56,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:32:56,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:32:56" (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 [2019-09-19 07:32:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:32:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:32:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 07:32:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 07:32:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-19 07:32:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-19 07:32:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-19 07:32:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-19 07:32:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_prepend [2019-09-19 07:32:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:32:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:32:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 07:32:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 07:32:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 07:32:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 07:32:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 07:32:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 07:32:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 07:32:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 07:32:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 07:32:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 07:32:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 07:32:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 07:32:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 07:32:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 07:32:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 07:32:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 07:32:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 07:32:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 07:32:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 07:32:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 07:32:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 07:32:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 07:32:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 07:32:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 07:32:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 07:32:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 07:32:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 07:32:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 07:32:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 07:32:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 07:32:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 07:32:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 07:32:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 07:32:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 07:32:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 07:32:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 07:32:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 07:32:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 07:32:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 07:32:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 07:32:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 07:32:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 07:32:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 07:32:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 07:32:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 07:32:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 07:32:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 07:32:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 07:32:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 07:32:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 07:32:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 07:32:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 07:32:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 07:32:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 07:32:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 07:32:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 07:32:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 07:32:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 07:32:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 07:32:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 07:32:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 07:32:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 07:32:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 07:32:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 07:32:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 07:32:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 07:32:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 07:32:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 07:32:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 07:32:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 07:32:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 07:32:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 07:32:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 07:32:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 07:32:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 07:32:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 07:32:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 07:32:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 07:32:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 07:32:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 07:32:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 07:32:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 07:32:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 07:32:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 07:32:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 07:32:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 07:32:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 07:32:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 07:32:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 07:32:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 07:32:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 07:32:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 07:32:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 07:32:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 07:32:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 07:32:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 07:32:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 07:32:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 07:32:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 07:32:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 07:32:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 07:32:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 07:32:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 07:32:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 07:32:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 07:32:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-19 07:32:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-19 07:32:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 07:32:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 07:32:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 07:32:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-19 07:32:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-19 07:32:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 07:32:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:32:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_prepend [2019-09-19 07:32:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:32:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 07:32:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 07:32:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 07:32:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:32:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:32:56,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-19 07:32:56,915 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:32:56,915 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-19 07:32:56,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:32:56 BoogieIcfgContainer [2019-09-19 07:32:56,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:32:56,918 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:32:56,918 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:32:56,918 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:32:56,919 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:32:56" (1/1) ... [2019-09-19 07:32:56,920 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:32:56,945 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:32:56,945 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:32:56,953 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:32:56,962 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:32:56,964 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:32:57,146 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-19 07:32:57,373 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-19 07:32:57,402 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:32:57,576 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-19 07:32:57,924 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-19 07:32:58,170 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2019-09-19 07:32:58,466 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:32:58,685 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 07:32:59,820 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 139 DAG size of output: 135 [2019-09-19 07:33:00,412 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-19 07:33:01,244 WARN L191 SmtUtils]: Spent 800.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-19 07:33:01,829 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-19 07:33:02,065 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-19 07:33:02,273 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2019-09-19 07:33:02,526 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:33:02,717 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 07:33:03,774 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 139 DAG size of output: 135 [2019-09-19 07:33:04,427 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-19 07:33:05,189 WARN L191 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-19 07:33:05,835 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-19 07:33:08,923 WARN L191 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 213 DAG size of output: 152 [2019-09-19 07:33:10,376 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-19 07:33:12,129 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-19 07:33:21,445 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification. DAG size of input: 596 DAG size of output: 155 [2019-09-19 07:33:22,638 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 99 [2019-09-19 07:33:26,995 WARN L191 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 233 DAG size of output: 148 [2019-09-19 07:33:28,634 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 149 DAG size of output: 143 [2019-09-19 07:33:29,343 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 139 [2019-09-19 07:33:30,129 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-19 07:33:30,166 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:33:35,160 WARN L191 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 218 DAG size of output: 217 [2019-09-19 07:33:35,657 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 1 [2019-09-19 07:33:35,927 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 1003 [2019-09-19 07:33:36,063 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 1003 [2019-09-19 07:33:37,702 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 144 DAG size of output: 142 [2019-09-19 07:33:38,030 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-19 07:33:38,365 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-19 07:33:39,780 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 410 [2019-09-19 07:33:39,934 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2019-09-19 07:33:40,292 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 862 [2019-09-19 07:33:40,393 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:33:40,393 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:33:40,395 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 142#(or (not (= (select (select |#memory_int| main_~ptr~0.base) (+ main_~ptr~0.offset 4)) main_~data~0)) (and (not (= main_~count~0 (+ main_~len~0 1))) (exists ((v_main_~ptr~0.base_15 Int) (v_main_~ptr~0.offset_15 Int)) (and (= main_~data~0 (select (select |#memory_int| v_main_~ptr~0.base_15) (+ v_main_~ptr~0.offset_15 4))) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.base) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.offset) (= main_~ptr~0.offset (select (select |#memory_$Pointer$.offset| v_main_~ptr~0.base_15) v_main_~ptr~0.offset_15)) (= main_~ptr~0.base (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_15) v_main_~ptr~0.offset_15)))))) [2019-09-19 07:33:40,410 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 07:33:40,410 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:33:40,412 INFO L168 Benchmark]: Toolchain (without parser) took 45106.35 ms. Allocated memory was 134.7 MB in the beginning and 382.7 MB in the end (delta: 248.0 MB). Free memory was 87.9 MB in the beginning and 225.6 MB in the end (delta: -137.7 MB). Peak memory consumption was 110.3 MB. Max. memory is 7.1 GB. [2019-09-19 07:33:40,412 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:33:40,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.11 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 163.0 MB in the end (delta: -75.3 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-19 07:33:40,414 INFO L168 Benchmark]: Boogie Preprocessor took 66.91 ms. Allocated memory is still 201.3 MB. Free memory was 163.0 MB in the beginning and 160.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-19 07:33:40,414 INFO L168 Benchmark]: RCFGBuilder took 817.46 ms. Allocated memory is still 201.3 MB. Free memory was 160.0 MB in the beginning and 104.5 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2019-09-19 07:33:40,415 INFO L168 Benchmark]: Sifa took 43492.48 ms. Allocated memory was 201.3 MB in the beginning and 382.7 MB in the end (delta: 181.4 MB). Free memory was 104.5 MB in the beginning and 225.6 MB in the end (delta: -121.0 MB). Peak memory consumption was 60.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:33:40,418 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 134.7 MB. Free memory was 107.8 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.11 ms. Allocated memory was 134.7 MB in the beginning and 201.3 MB in the end (delta: 66.6 MB). Free memory was 87.7 MB in the beginning and 163.0 MB in the end (delta: -75.3 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.91 ms. Allocated memory is still 201.3 MB. Free memory was 163.0 MB in the beginning and 160.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 817.46 ms. Allocated memory is still 201.3 MB. Free memory was 160.0 MB in the beginning and 104.5 MB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. * Sifa took 43492.48 ms. Allocated memory was 201.3 MB in the beginning and 382.7 MB in the end (delta: 181.4 MB). Free memory was 104.5 MB in the beginning and 225.6 MB in the end (delta: -121.0 MB). Peak memory consumption was 60.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 43450, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 74, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 59, TOOLS_POST_TIME[ms]: 13952, TOOLS_POST_CALL_APPLICATIONS: 12, TOOLS_POST_CALL_TIME[ms]: 21416, TOOLS_POST_RETURN_APPLICATIONS: 11, TOOLS_POST_RETURN_TIME[ms]: 5386, TOOLS_QUANTIFIERELIM_APPLICATIONS: 82, TOOLS_QUANTIFIERELIM_TIME[ms]: 40697, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19664, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 81, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 24, DOMAIN_JOIN_TIME[ms]: 1113, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 941, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 503, DOMAIN_ISBOTTOM_APPLICATIONS: 9, DOMAIN_ISBOTTOM_TIME[ms]: 40, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6558, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6558, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 11, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19524, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 141, DAG_COMPRESSION_RETAINED_NODES: 68 - UnprovableResult [Line: 629]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 142#(or (not (= (select (select |#memory_int| main_~ptr~0.base) (+ main_~ptr~0.offset 4)) main_~data~0)) (and (not (= main_~count~0 (+ main_~len~0 1))) (exists ((v_main_~ptr~0.base_15 Int) (v_main_~ptr~0.offset_15 Int)) (and (= main_~data~0 (select (select |#memory_int| v_main_~ptr~0.base_15) (+ v_main_~ptr~0.offset_15 4))) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.base) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) main_~ptr~0.offset) (= main_~ptr~0.offset (select (select |#memory_$Pointer$.offset| v_main_~ptr~0.base_15) v_main_~ptr~0.offset_15)) (= main_~ptr~0.base (select (select |#memory_$Pointer$.base| v_main_~ptr~0.base_15) v_main_~ptr~0.offset_15)))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...