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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:29:25,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:29:25,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:29:25,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:29:25,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:29:25,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:29:25,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:29:25,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:29:25,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:29:25,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:29:25,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:29:25,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:29:25,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:29:25,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:29:25,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:29:25,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:29:25,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:29:25,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:29:25,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:29:25,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:29:25,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:29:25,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:29:25,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:29:25,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:29:25,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:29:25,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:29:25,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:29:25,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:29:25,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:29:25,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:29:25,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:29:25,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:29:25,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:29:25,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:29:25,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:29:25,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:29:25,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:29:25,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:29:25,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:29:25,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:29:25,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:29:25,360 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 [2019-09-20 18:29:25,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:29:25,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:29:25,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:29:25,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:29:25,377 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:29:25,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:29:25,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:29:25,378 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:29:25,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:29:25,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:29:25,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:29:25,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:29:25,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:29:25,379 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:29:25,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:29:25,380 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:29:25,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:29:25,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:29:25,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:29:25,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:29:25,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:29:25,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:29:25,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:29:25,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:29:25,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:29:25,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:29:25,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:29:25,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:29:25,382 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 -> SequenceOfStatements 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 18:29:25,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:29:25,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:29:25,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:29:25,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:29:25,432 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:29:25,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-09-20 18:29:25,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1d08fbde/ba4a253351c041fe94b6beabf5791b6a/FLAG300dc12de [2019-09-20 18:29:26,046 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:29:26,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-09-20 18:29:26,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1d08fbde/ba4a253351c041fe94b6beabf5791b6a/FLAG300dc12de [2019-09-20 18:29:26,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1d08fbde/ba4a253351c041fe94b6beabf5791b6a [2019-09-20 18:29:26,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:29:26,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:29:26,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:29:26,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:29:26,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:29:26,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:29:26" (1/1) ... [2019-09-20 18:29:26,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a3f083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:26, skipping insertion in model container [2019-09-20 18:29:26,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:29:26" (1/1) ... [2019-09-20 18:29:26,350 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:29:26,399 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:29:26,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:29:26,880 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:29:26,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:29:27,000 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:29:27,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27 WrapperNode [2019-09-20 18:29:27,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:29:27,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:29:27,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:29:27,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:29:27,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:29:27,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:29:27,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:29:27,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:29:27,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:29:27" (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 [2019-09-20 18:29:27,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:29:27,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:29:27,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 18:29:27,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 18:29:27,148 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 18:29:27,149 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 18:29:27,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-20 18:29:27,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-09-20 18:29:27,151 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-09-20 18:29:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-09-20 18:29:27,152 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:29:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:29:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 18:29:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 18:29:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 18:29:27,153 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 18:29:27,156 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 18:29:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 18:29:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 18:29:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 18:29:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 18:29:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 18:29:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 18:29:27,157 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 18:29:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 18:29:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 18:29:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 18:29:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 18:29:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 18:29:27,158 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 18:29:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 18:29:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 18:29:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 18:29:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 18:29:27,159 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 18:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 18:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 18:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 18:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 18:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 18:29:27,160 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 18:29:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 18:29:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 18:29:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 18:29:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 18:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 18:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 18:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 18:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 18:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 18:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 18:29:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 18:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 18:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 18:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 18:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 18:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 18:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 18:29:27,163 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 18:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 18:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 18:29:27,164 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 18:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 18:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 18:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 18:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 18:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 18:29:27,165 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 18:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 18:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 18:29:27,166 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 18:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 18:29:27,167 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 18:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 18:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 18:29:27,168 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 18:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 18:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 18:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 18:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 18:29:27,169 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 18:29:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 18:29:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 18:29:27,170 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 18:29:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 18:29:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 18:29:27,171 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 18:29:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 18:29:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 18:29:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 18:29:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 18:29:27,172 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 18:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 18:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 18:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 18:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 18:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 18:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 18:29:27,173 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 18:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 18:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 18:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 18:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 18:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 18:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 18:29:27,174 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 18:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 18:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 18:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 18:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 18:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 18:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 18:29:27,175 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 18:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 18:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 18:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 18:29:27,176 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 18:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 18:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 18:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 18:29:27,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 18:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 18:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-20 18:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-09-20 18:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 18:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 18:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-09-20 18:29:27,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 18:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-09-20 18:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:29:27,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:29:27,591 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 18:29:27,789 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:29:27,789 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 18:29:27,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:29:27 BoogieIcfgContainer [2019-09-20 18:29:27,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:29:27,791 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:29:27,791 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:29:27,791 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:29:27,793 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:29:27" (1/1) ... [2019-09-20 18:29:27,793 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 18:29:27,816 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:29:27,816 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:29:27,824 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:29:27,833 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:29:27,834 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:29:28,010 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 18:29:28,207 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:29:28,471 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-20 18:29:29,443 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-09-20 18:29:29,566 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 18:29:29,697 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 18:29:29,936 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-20 18:29:31,282 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 121 DAG size of output: 105 [2019-09-20 18:29:31,681 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 18:29:32,010 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 18:29:32,290 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 18:29:32,746 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2019-09-20 18:29:32,969 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 18:29:33,298 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2019-09-20 18:29:33,770 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-20 18:29:33,946 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:34,098 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:34,244 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 18:29:34,594 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-20 18:29:34,693 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 18:29:34,845 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 18:29:35,348 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 18:29:35,798 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 68 [2019-09-20 18:29:36,208 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2019-09-20 18:29:36,563 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-09-20 18:29:36,643 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 18:29:38,014 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:29:38,014 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:29:38,016 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 185#(exists ((v_prenex_12 Int) (v_prenex_11 Int) (v_prenex_10 Int) (v_prenex_9 Int) (v_prenex_4 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_1 Int) (v_prenex_3 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_2 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_4 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_4 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_1 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_2 Int)) (or (and (< main_~i~0 (+ main_~len~0 2)) (= 0 |#NULL.base|) (= (+ main_~i~0 (- 2)) 0) (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= 0 (+ (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483648)) (= (+ main_~len~0 1) main_~new_data~0) (<= 0 (+ main_~i~0 main_~len~0 2147483646)) (= (+ (select (select |#memory_int| v_prenex_3) v_prenex_4) 1) (+ main_~i~0 main_~len~0)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (<= (+ main_~i~0 main_~len~0) 2147483649) (<= (+ main_~i~0 main_~len~0) 2147483648) (<= 0 (+ main_~i~0 main_~len~0 2147483647)) (<= (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483647) (< main_~i~0 (+ main_~len~0 1)) (< main_~i~0 main_~len~0) (= |#NULL.offset| 0) (= main_~len~0 2) (not (= (select (select |#memory_int| v_prenex_11) v_prenex_12) main_~expected~0)) (= (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_1) v_dll_get_data_at_~head.offset_BEFORE_RETURN_1) 1) (+ main_~i~0 main_~len~0 (- 1)))) (and (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (not (= (select (select |#memory_int| v_prenex_9) v_prenex_10) main_~expected~0)) (= (+ main_~len~0 1) main_~new_data~0) (<= (select (select |#memory_int| v_prenex_9) v_prenex_10) 2147483647) (<= 0 (+ (select (select |#memory_int| v_prenex_9) v_prenex_10) 2147483648)) (< main_~i~0 main_~len~0) (= |#NULL.offset| 0) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= main_~len~0 2) (= main_~i~0 0)) (and (= (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_2) v_dll_get_data_at_~head.offset_BEFORE_RETURN_2) 1) (+ main_~i~0 main_~len~0)) (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= (+ main_~len~0 1) main_~new_data~0) (<= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483647) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (<= (+ main_~i~0 main_~len~0) 2147483648) (<= 0 (+ main_~i~0 main_~len~0 2147483647)) (<= 0 (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483648)) (< main_~i~0 (+ main_~len~0 1)) (< main_~i~0 main_~len~0) (= |#NULL.offset| 0) (not (= main_~expected~0 (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4))) (= (+ main_~i~0 (- 1)) 0) (= main_~len~0 2)))) [2019-09-20 18:29:38,034 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 18:29:38,035 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:29:38,041 INFO L168 Benchmark]: Toolchain (without parser) took 11703.43 ms. Allocated memory was 134.2 MB in the beginning and 331.9 MB in the end (delta: 197.7 MB). Free memory was 89.4 MB in the beginning and 169.8 MB in the end (delta: -80.3 MB). Peak memory consumption was 117.3 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:38,042 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:29:38,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.52 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 89.2 MB in the beginning and 165.6 MB in the end (delta: -76.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:38,044 INFO L168 Benchmark]: Boogie Preprocessor took 88.12 ms. Allocated memory is still 202.4 MB. Free memory was 165.6 MB in the beginning and 162.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:38,045 INFO L168 Benchmark]: RCFGBuilder took 700.70 ms. Allocated memory is still 202.4 MB. Free memory was 162.6 MB in the beginning and 113.7 MB in the end (delta: 48.9 MB). Peak memory consumption was 48.9 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:38,045 INFO L168 Benchmark]: Sifa took 10243.92 ms. Allocated memory was 202.4 MB in the beginning and 331.9 MB in the end (delta: 129.5 MB). Free memory was 113.7 MB in the beginning and 169.8 MB in the end (delta: -56.0 MB). Peak memory consumption was 73.5 MB. Max. memory is 7.1 GB. [2019-09-20 18:29:38,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.52 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 89.2 MB in the beginning and 165.6 MB in the end (delta: -76.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.12 ms. Allocated memory is still 202.4 MB. Free memory was 165.6 MB in the beginning and 162.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 700.70 ms. Allocated memory is still 202.4 MB. Free memory was 162.6 MB in the beginning and 113.7 MB in the end (delta: 48.9 MB). Peak memory consumption was 48.9 MB. Max. memory is 7.1 GB. * Sifa took 10243.92 ms. Allocated memory was 202.4 MB in the beginning and 331.9 MB in the end (delta: 129.5 MB). Free memory was 113.7 MB in the beginning and 169.8 MB in the end (delta: -56.0 MB). Peak memory consumption was 73.5 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]: 10201, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 93, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 74, TOOLS_POST_TIME[ms]: 6907, TOOLS_POST_CALL_APPLICATIONS: 12, TOOLS_POST_CALL_TIME[ms]: 95, TOOLS_POST_RETURN_APPLICATIONS: 11, TOOLS_POST_RETURN_TIME[ms]: 31, TOOLS_QUANTIFIERELIM_APPLICATIONS: 95, TOOLS_QUANTIFIERELIM_TIME[ms]: 6985, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 3033, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 108, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 28, DOMAIN_JOIN_TIME[ms]: 2021, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 1000, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 11, DOMAIN_ISBOTTOM_TIME[ms]: 15, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9610, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9609, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 11, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 9319, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9318, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 183, DAG_COMPRESSION_RETAINED_NODES: 102 - UnprovableResult [Line: 630]: 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 185#(exists ((v_prenex_12 Int) (v_prenex_11 Int) (v_prenex_10 Int) (v_prenex_9 Int) (v_prenex_4 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_1 Int) (v_prenex_3 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_2 Int) (v_dll_get_data_at_~head.base_BEFORE_RETURN_4 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_4 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_1 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_2 Int)) (or (and (< main_~i~0 (+ main_~len~0 2)) (= 0 |#NULL.base|) (= (+ main_~i~0 (- 2)) 0) (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= 0 (+ (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483648)) (= (+ main_~len~0 1) main_~new_data~0) (<= 0 (+ main_~i~0 main_~len~0 2147483646)) (= (+ (select (select |#memory_int| v_prenex_3) v_prenex_4) 1) (+ main_~i~0 main_~len~0)) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (<= (+ main_~i~0 main_~len~0) 2147483649) (<= (+ main_~i~0 main_~len~0) 2147483648) (<= 0 (+ main_~i~0 main_~len~0 2147483647)) (<= (select (select |#memory_int| v_prenex_11) v_prenex_12) 2147483647) (< main_~i~0 (+ main_~len~0 1)) (< main_~i~0 main_~len~0) (= |#NULL.offset| 0) (= main_~len~0 2) (not (= (select (select |#memory_int| v_prenex_11) v_prenex_12) main_~expected~0)) (= (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_1) v_dll_get_data_at_~head.offset_BEFORE_RETURN_1) 1) (+ main_~i~0 main_~len~0 (- 1)))) (and (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (not (= (select (select |#memory_int| v_prenex_9) v_prenex_10) main_~expected~0)) (= (+ main_~len~0 1) main_~new_data~0) (<= (select (select |#memory_int| v_prenex_9) v_prenex_10) 2147483647) (<= 0 (+ (select (select |#memory_int| v_prenex_9) v_prenex_10) 2147483648)) (< main_~i~0 main_~len~0) (= |#NULL.offset| 0) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (= main_~len~0 2) (= main_~i~0 0)) (and (= (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_2) v_dll_get_data_at_~head.offset_BEFORE_RETURN_2) 1) (+ main_~i~0 main_~len~0)) (= 0 |#NULL.base|) (= (+ main_~i~0 main_~len~0) main_~expected~0) (= (+ main_~len~0 1) main_~new_data~0) (<= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483647) (= main_~data~0 1) (= 0 (select |old(#valid)| 0)) (<= (+ main_~i~0 main_~len~0) 2147483648) (<= 0 (+ main_~i~0 main_~len~0 2147483647)) (<= 0 (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483648)) (< main_~i~0 (+ main_~len~0 1)) (< main_~i~0 main_~len~0) (= |#NULL.offset| 0) (not (= main_~expected~0 (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4))) (= (+ main_~i~0 (- 1)) 0) (= main_~len~0 2)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...