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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:57:07,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:57:07,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:57:07,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:57:07,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:57:07,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:57:07,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:57:07,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:57:07,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:57:07,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:57:07,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:57:07,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:57:07,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:57:07,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:57:07,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:57:07,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:57:07,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:57:07,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:57:07,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:57:07,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:57:07,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:57:07,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:57:07,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:57:07,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:57:07,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:57:07,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:57:07,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:57:07,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:57:07,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:57:07,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:57:07,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:57:07,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:57:07,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:57:07,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:57:07,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:57:07,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:57:07,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:57:07,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:57:07,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:57:07,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:57:07,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:57:07,797 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 [2019-09-18 11:57:07,823 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:57:07,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:57:07,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:57:07,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:57:07,827 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:57:07,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:57:07,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:57:07,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:57:07,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:57:07,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:57:07,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:57:07,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:57:07,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:57:07,829 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:57:07,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:57:07,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:57:07,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:57:07,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:57:07,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:57:07,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:57:07,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:57:07,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:57:07,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:57:07,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:57:07,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:57:07,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:57:07,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:57:07,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:57:07,832 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 -> SingleStatement 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 [2019-09-18 11:57:07,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:57:07,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:57:07,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:57:07,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:57:07,885 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:57:07,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-18 11:57:07,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f38f2e95/78c66fbc63db40d3bf9a07a17de981e0/FLAGfc12ea3c0 [2019-09-18 11:57:08,413 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:57:08,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-18 11:57:08,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f38f2e95/78c66fbc63db40d3bf9a07a17de981e0/FLAGfc12ea3c0 [2019-09-18 11:57:08,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f38f2e95/78c66fbc63db40d3bf9a07a17de981e0 [2019-09-18 11:57:08,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:57:08,796 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:57:08,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:57:08,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:57:08,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:57:08,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:57:08" (1/1) ... [2019-09-18 11:57:08,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56607ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:08, skipping insertion in model container [2019-09-18 11:57:08,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:57:08" (1/1) ... [2019-09-18 11:57:08,813 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:57:08,875 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:57:09,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:57:09,375 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:57:09,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:57:09,502 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:57:09,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09 WrapperNode [2019-09-18 11:57:09,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:57:09,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:57:09,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:57:09,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:57:09,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (1/1) ... [2019-09-18 11:57:09,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (1/1) ... [2019-09-18 11:57:09,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (1/1) ... [2019-09-18 11:57:09,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (1/1) ... [2019-09-18 11:57:09,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (1/1) ... [2019-09-18 11:57:09,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (1/1) ... [2019-09-18 11:57:09,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (1/1) ... [2019-09-18 11:57:09,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:57:09,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:57:09,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:57:09,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:57:09,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:57:09" (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 [2019-09-18 11:57:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:57:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:57:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-18 11:57:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-18 11:57:09,624 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-18 11:57:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-18 11:57:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-18 11:57:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-18 11:57:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_get_data_at [2019-09-18 11:57:09,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_update_at [2019-09-18 11:57:09,626 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:57:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:57:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-18 11:57:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-18 11:57:09,626 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-18 11:57:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-18 11:57:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-18 11:57:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-18 11:57:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-18 11:57:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-18 11:57:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-18 11:57:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-18 11:57:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-18 11:57:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-18 11:57:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-18 11:57:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-18 11:57:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-18 11:57:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-18 11:57:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-18 11:57:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-18 11:57:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-18 11:57:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-18 11:57:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-18 11:57:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-18 11:57:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-18 11:57:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-18 11:57:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-18 11:57:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-18 11:57:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-18 11:57:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-18 11:57:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-18 11:57:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-18 11:57:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-18 11:57:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-18 11:57:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-18 11:57:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-18 11:57:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-18 11:57:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-18 11:57:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-18 11:57:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-18 11:57:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-18 11:57:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-18 11:57:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-18 11:57:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-18 11:57:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-18 11:57:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-18 11:57:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-18 11:57:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-18 11:57:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-18 11:57:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-18 11:57:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-18 11:57:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-18 11:57:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-18 11:57:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-18 11:57:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 11:57:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-18 11:57:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-18 11:57:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 11:57:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-18 11:57:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-18 11:57:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-18 11:57:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-18 11:57:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-18 11:57:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-18 11:57:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-18 11:57:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-18 11:57:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-18 11:57:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-18 11:57:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-18 11:57:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-18 11:57:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-18 11:57:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-18 11:57:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-18 11:57:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-18 11:57:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-18 11:57:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-18 11:57:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-18 11:57:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-18 11:57:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-18 11:57:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-18 11:57:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-18 11:57:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-18 11:57:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-18 11:57:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-18 11:57:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-18 11:57:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-18 11:57:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-18 11:57:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-18 11:57:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-18 11:57:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-18 11:57:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-18 11:57:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-18 11:57:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-18 11:57:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-18 11:57:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-18 11:57:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-18 11:57:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-18 11:57:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-18 11:57:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-18 11:57:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-18 11:57:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-18 11:57:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-18 11:57:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-18 11:57:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-18 11:57:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-18 11:57:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-18 11:57:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-18 11:57:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-18 11:57:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-18 11:57:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 11:57:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 11:57:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 11:57:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-18 11:57:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-18 11:57:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 11:57:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 11:57:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_get_data_at [2019-09-18 11:57:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 11:57:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_update_at [2019-09-18 11:57:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:57:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:57:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:57:09,997 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-18 11:57:10,280 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:57:10,281 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-18 11:57:10,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:57:10 BoogieIcfgContainer [2019-09-18 11:57:10,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:57:10,285 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:57:10,285 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:57:10,285 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:57:10,287 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:57:10" (1/1) ... [2019-09-18 11:57:10,287 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 [2019-09-18 11:57:10,312 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:57:10,312 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:57:10,331 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:57:10,340 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:57:10,341 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:57:10,526 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-18 11:57:10,640 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-18 11:57:11,736 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 11:57:12,122 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-18 11:57:12,291 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 11:57:12,440 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 11:57:12,612 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 11:57:12,748 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 11:57:12,902 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 11:57:13,028 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 11:57:13,155 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 11:57:13,285 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 11:57:13,437 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 11:57:13,635 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 11:57:13,798 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 11:57:13,927 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 11:57:14,134 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 11:57:14,543 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-18 11:57:14,676 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 11:57:14,961 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-18 11:57:15,210 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 11:57:15,464 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 11:57:15,719 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 11:57:15,972 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 11:57:16,207 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 11:57:16,434 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 11:57:16,654 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 11:57:16,860 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 11:57:17,075 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 11:57:17,289 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 11:57:17,474 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 11:57:17,662 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 11:57:17,847 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 11:57:18,033 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 11:57:18,301 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 11:57:18,578 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 11:57:18,810 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 11:57:19,113 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-18 11:57:19,255 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 11:57:19,662 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-18 11:57:21,141 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-18 11:57:21,235 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 11:57:21,420 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 11:57:21,980 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2019-09-18 11:57:22,112 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-09-18 11:57:22,466 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2019-09-18 11:57:23,179 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-18 11:57:28,174 WARN L191 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 140 DAG size of output: 126 [2019-09-18 11:57:30,935 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:57:30,935 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:57:30,937 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 363#(exists ((v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 Int) (v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6 Int)) (and (<= (select (select |#memory_int| v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6) (+ v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 4)) 2147483647) (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= 0 (+ (select (select |#memory_int| v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6) (+ v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 4)) 2147483648)) (not (= main_~expected~0 (select (select |#memory_int| v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6) (+ v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 4)))))) [2019-09-18 11:57:30,948 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:57:30,948 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:57:30,949 INFO L168 Benchmark]: Toolchain (without parser) took 22153.94 ms. Allocated memory was 137.9 MB in the beginning and 364.9 MB in the end (delta: 227.0 MB). Free memory was 89.0 MB in the beginning and 251.4 MB in the end (delta: -162.4 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. [2019-09-18 11:57:30,950 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:57:30,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.67 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 88.8 MB in the beginning and 165.9 MB in the end (delta: -77.1 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-18 11:57:30,951 INFO L168 Benchmark]: Boogie Preprocessor took 66.13 ms. Allocated memory is still 201.9 MB. Free memory was 165.9 MB in the beginning and 163.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-09-18 11:57:30,951 INFO L168 Benchmark]: RCFGBuilder took 715.04 ms. Allocated memory is still 201.9 MB. Free memory was 163.1 MB in the beginning and 111.0 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 7.1 GB. [2019-09-18 11:57:30,952 INFO L168 Benchmark]: Sifa took 20663.21 ms. Allocated memory was 201.9 MB in the beginning and 364.9 MB in the end (delta: 163.1 MB). Free memory was 111.0 MB in the beginning and 251.4 MB in the end (delta: -140.4 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-18 11:57:30,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.67 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 88.8 MB in the beginning and 165.9 MB in the end (delta: -77.1 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.13 ms. Allocated memory is still 201.9 MB. Free memory was 165.9 MB in the beginning and 163.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 715.04 ms. Allocated memory is still 201.9 MB. Free memory was 163.1 MB in the beginning and 111.0 MB in the end (delta: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 7.1 GB. * Sifa took 20663.21 ms. Allocated memory was 201.9 MB in the beginning and 364.9 MB in the end (delta: 163.1 MB). Free memory was 111.0 MB in the beginning and 251.4 MB in the end (delta: -140.4 MB). Peak memory consumption was 22.6 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]: 20625, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 234, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 210, TOOLS_POST_TIME[ms]: 2601, TOOLS_POST_CALL_APPLICATIONS: 19, TOOLS_POST_CALL_TIME[ms]: 121, TOOLS_POST_RETURN_APPLICATIONS: 18, TOOLS_POST_RETURN_TIME[ms]: 5943, TOOLS_QUANTIFIERELIM_APPLICATIONS: 247, TOOLS_QUANTIFIERELIM_TIME[ms]: 8579, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 3344, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 254, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35, DOMAIN_JOIN_TIME[ms]: 2512, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 15, DOMAIN_WIDEN_TIME[ms]: 6265, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 3010, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 17, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 18960, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 18960, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 18, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11459, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11458, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 248, DAG_COMPRESSION_RETAINED_NODES: 159 - UnprovableResult [Line: 626]: 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 363#(exists ((v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 Int) (v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6 Int)) (and (<= (select (select |#memory_int| v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6) (+ v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 4)) 2147483647) (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= 0 (+ (select (select |#memory_int| v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6) (+ v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 4)) 2147483648)) (not (= main_~expected~0 (select (select |#memory_int| v_sll_circular_get_data_at_~head.base_BEFORE_RETURN_6) (+ v_sll_circular_get_data_at_~head.offset_BEFORE_RETURN_6 4)))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...