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 TopInputCallSummarizer --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-fea9116 [2019-09-20 14:10:35,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:10:35,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:10:35,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:10:35,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:10:35,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:10:35,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:10:35,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:10:35,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:10:35,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:10:35,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:10:35,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:10:35,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:10:35,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:10:35,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:10:35,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:10:35,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:10:35,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:10:35,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:10:35,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:10:35,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:10:35,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:10:35,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:10:35,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:10:35,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:10:35,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:10:35,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:10:35,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:10:35,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:10:35,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:10:35,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:10:35,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:10:35,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:10:35,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:10:35,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:10:35,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:10:35,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:10:35,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:10:35,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:10:35,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:10:35,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:10:35,746 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 14:10:35,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:10:35,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:10:35,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:10:35,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:10:35,763 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:10:35,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:10:35,763 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:10:35,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:10:35,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:10:35,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:10:35,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:10:35,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:10:35,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:10:35,765 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:10:35,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:10:35,765 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:10:35,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:10:35,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:10:35,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:10:35,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:10:35,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:10:35,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:10:35,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:10:35,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:10:35,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:10:35,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:10:35,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:10:35,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:10:35,768 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 -> 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 14:10:35,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:10:35,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:10:35,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:10:35,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:10:35,825 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:10:35,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i [2019-09-20 14:10:35,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4c7141e/3bf51cab3cc14441903368534a2bdf76/FLAG1a379a676 [2019-09-20 14:10:36,373 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:10:36,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_prepend_equal.i [2019-09-20 14:10:36,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4c7141e/3bf51cab3cc14441903368534a2bdf76/FLAG1a379a676 [2019-09-20 14:10:36,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4c7141e/3bf51cab3cc14441903368534a2bdf76 [2019-09-20 14:10:36,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:10:36,699 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:10:36,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:10:36,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:10:36,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:10:36,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:36" (1/1) ... [2019-09-20 14:10:36,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44b18657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:36, skipping insertion in model container [2019-09-20 14:10:36,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:10:36" (1/1) ... [2019-09-20 14:10:36,716 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:10:36,774 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:10:37,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:10:37,249 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:10:37,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:10:37,355 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:10:37,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37 WrapperNode [2019-09-20 14:10:37,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:10:37,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:10:37,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:10:37,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:10:37,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (1/1) ... [2019-09-20 14:10:37,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (1/1) ... [2019-09-20 14:10:37,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (1/1) ... [2019-09-20 14:10:37,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (1/1) ... [2019-09-20 14:10:37,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (1/1) ... [2019-09-20 14:10:37,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (1/1) ... [2019-09-20 14:10:37,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (1/1) ... [2019-09-20 14:10:37,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:10:37,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:10:37,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:10:37,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:10:37,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:10:37" (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 14:10:37,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:10:37,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:10:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 14:10:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 14:10:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 14:10:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 14:10:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 14:10:37,491 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-20 14:10:37,491 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_prepend [2019-09-20 14:10:37,491 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:10:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:10:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 14:10:37,491 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 14:10:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 14:10:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 14:10:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 14:10:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 14:10:37,492 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 14:10:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 14:10:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 14:10:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 14:10:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 14:10:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 14:10:37,493 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 14:10:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 14:10:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 14:10:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 14:10:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 14:10:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 14:10:37,494 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 14:10:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 14:10:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 14:10:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 14:10:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 14:10:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 14:10:37,495 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 14:10:37,496 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 14:10:37,496 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 14:10:37,496 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 14:10:37,496 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 14:10:37,496 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 14:10:37,496 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 14:10:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 14:10:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 14:10:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 14:10:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 14:10:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 14:10:37,497 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 14:10:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 14:10:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 14:10:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 14:10:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 14:10:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 14:10:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 14:10:37,498 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 14:10:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 14:10:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 14:10:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 14:10:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 14:10:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 14:10:37,499 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 14:10:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 14:10:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 14:10:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 14:10:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 14:10:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 14:10:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 14:10:37,500 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 14:10:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 14:10:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 14:10:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 14:10:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 14:10:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 14:10:37,501 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 14:10:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 14:10:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 14:10:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 14:10:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 14:10:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 14:10:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 14:10:37,502 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 14:10:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 14:10:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 14:10:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 14:10:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 14:10:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 14:10:37,503 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 14:10:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 14:10:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 14:10:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 14:10:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 14:10:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 14:10:37,504 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 14:10:37,505 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 14:10:37,505 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 14:10:37,505 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 14:10:37,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 14:10:37,505 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 14:10:37,505 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 14:10:37,505 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 14:10:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 14:10:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 14:10:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 14:10:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 14:10:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 14:10:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 14:10:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 14:10:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 14:10:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 14:10:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 14:10:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 14:10:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 14:10:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 14:10:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 14:10:37,508 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 14:10:37,508 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 14:10:37,508 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 14:10:37,508 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 14:10:37,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 14:10:37,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 14:10:37,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 14:10:37,509 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 14:10:37,509 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-20 14:10:37,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 14:10:37,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 14:10:37,509 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_prepend [2019-09-20 14:10:37,509 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:10:37,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 14:10:37,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 14:10:37,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 14:10:37,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:10:37,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:10:37,887 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 14:10:38,227 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:10:38,228 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 14:10:38,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:38 BoogieIcfgContainer [2019-09-20 14:10:38,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:10:38,230 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:10:38,230 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:10:38,232 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:10:38,233 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:10:38" (1/1) ... [2019-09-20 14:10:38,234 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 14:10:38,263 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:10:38,264 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:10:38,271 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:10:38,280 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:10:38,281 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:10:38,425 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 14:10:38,739 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 14:10:39,789 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-20 14:10:40,179 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 14:10:40,328 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 14:10:40,498 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 14:10:40,645 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 14:10:40,811 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 14:10:40,987 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:10:41,129 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 14:10:41,266 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 14:10:41,395 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 14:10:41,524 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 14:10:41,746 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 14:10:41,935 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 14:10:42,108 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:10:42,266 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-20 14:10:42,406 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 14:10:42,531 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 14:10:42,760 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2019-09-20 14:10:42,869 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 14:10:43,171 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-20 14:10:43,736 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 14:10:43,862 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-20 14:10:44,312 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 14:10:44,443 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 14:10:44,737 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 14:10:45,266 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2019-09-20 14:10:45,370 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 14:10:45,536 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:10:45,654 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:10:45,955 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2019-09-20 14:10:46,727 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:46,746 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:46,757 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 14:10:47,650 WARN L191 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2019-09-20 14:10:48,148 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 14:10:48,582 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 14:10:48,938 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 14:10:49,282 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 14:10:49,630 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 14:10:49,959 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 14:10:50,231 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 14:10:50,497 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 70 [2019-09-20 14:10:51,265 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 139 [2019-09-20 14:10:51,543 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-20 14:10:51,693 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:10:51,694 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:10:51,696 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 139#(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)))))) [2019-09-20 14:10:51,710 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:10:51,710 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:10:51,711 INFO L168 Benchmark]: Toolchain (without parser) took 15013.42 ms. Allocated memory was 137.4 MB in the beginning and 415.2 MB in the end (delta: 277.9 MB). Free memory was 83.3 MB in the beginning and 176.9 MB in the end (delta: -93.6 MB). Peak memory consumption was 184.3 MB. Max. memory is 7.1 GB. [2019-09-20 14:10:51,712 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:10:51,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.39 ms. Allocated memory was 137.4 MB in the beginning and 199.8 MB in the end (delta: 62.4 MB). Free memory was 83.1 MB in the beginning and 163.9 MB in the end (delta: -80.8 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-20 14:10:51,713 INFO L168 Benchmark]: Boogie Preprocessor took 75.59 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 160.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-20 14:10:51,713 INFO L168 Benchmark]: RCFGBuilder took 794.07 ms. Allocated memory is still 199.8 MB. Free memory was 160.7 MB in the beginning and 103.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. [2019-09-20 14:10:51,714 INFO L168 Benchmark]: Sifa took 13480.53 ms. Allocated memory was 199.8 MB in the beginning and 415.2 MB in the end (delta: 215.5 MB). Free memory was 103.6 MB in the beginning and 183.0 MB in the end (delta: -79.4 MB). Peak memory consumption was 136.0 MB. Max. memory is 7.1 GB. [2019-09-20 14:10:51,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.39 ms. Allocated memory was 137.4 MB in the beginning and 199.8 MB in the end (delta: 62.4 MB). Free memory was 83.1 MB in the beginning and 163.9 MB in the end (delta: -80.8 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.59 ms. Allocated memory is still 199.8 MB. Free memory was 163.9 MB in the beginning and 160.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 794.07 ms. Allocated memory is still 199.8 MB. Free memory was 160.7 MB in the beginning and 103.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. * Sifa took 13480.53 ms. Allocated memory was 199.8 MB in the beginning and 415.2 MB in the end (delta: 215.5 MB). Free memory was 103.6 MB in the beginning and 183.0 MB in the end (delta: -79.4 MB). Peak memory consumption was 136.0 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]: 13433, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 67, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 53, TOOLS_POST_TIME[ms]: 3355, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 517, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 5690, TOOLS_QUANTIFIERELIM_APPLICATIONS: 74, TOOLS_QUANTIFIERELIM_TIME[ms]: 9520, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 3808, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 77, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 21, DOMAIN_JOIN_TIME[ms]: 1707, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 2019, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 34, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 21, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6362, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6361, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 7852, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7851, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, 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 139#(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...