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_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:28:53,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:28:53,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:28:53,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:28:53,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:28:53,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:28:53,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:28:53,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:28:53,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:28:53,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:28:53,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:28:53,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:28:53,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:28:53,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:28:53,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:28:53,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:28:53,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:28:53,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:28:53,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:28:53,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:28:53,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:28:53,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:28:53,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:28:53,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:28:53,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:28:53,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:28:53,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:28:53,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:28:53,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:28:53,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:28:53,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:28:53,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:28:53,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:28:53,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:28:53,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:28:53,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:28:53,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:28:53,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:28:53,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:28:53,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:28:53,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:28:53,711 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 19:28:53,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:28:53,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:28:53,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:28:53,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:28:53,728 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:28:53,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:28:53,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:28:53,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:28:53,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:28:53,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:28:53,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:28:53,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:28:53,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:28:53,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:28:53,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:28:53,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:28:53,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:28:53,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:28:53,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:28:53,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:28:53,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:28:53,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:28:53,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:28:53,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:28:53,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:28:53,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:28:53,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:28:53,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:28:53,733 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 [2019-09-20 19:28:53,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:28:53,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:28:53,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:28:53,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:28:53,787 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:28:53,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all_reverse.i [2019-09-20 19:28:53,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe6c5e10/bb705570b54e4de1aab461c54bccb752/FLAG78cd3f74f [2019-09-20 19:28:54,390 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:28:54,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all_reverse.i [2019-09-20 19:28:54,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe6c5e10/bb705570b54e4de1aab461c54bccb752/FLAG78cd3f74f [2019-09-20 19:28:54,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe6c5e10/bb705570b54e4de1aab461c54bccb752 [2019-09-20 19:28:54,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:28:54,685 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:28:54,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:54,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:28:54,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:28:54,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a529cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:54, skipping insertion in model container [2019-09-20 19:28:54,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:28:54" (1/1) ... [2019-09-20 19:28:54,701 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:28:54,749 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:28:55,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:55,202 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:28:55,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:28:55,316 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:28:55,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55 WrapperNode [2019-09-20 19:28:55,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:28:55,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:28:55,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:28:55,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:28:55,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (1/1) ... [2019-09-20 19:28:55,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:28:55,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:28:55,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:28:55,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:28:55,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:28:55" (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 19:28:55,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:28:55,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:28:55,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 19:28:55,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 19:28:55,441 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 19:28:55,442 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 19:28:55,442 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 19:28:55,442 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-20 19:28:55,443 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_get_data_at [2019-09-20 19:28:55,443 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_update_at [2019-09-20 19:28:55,443 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:28:55,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:28:55,444 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 19:28:55,445 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 19:28:55,445 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 19:28:55,445 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 19:28:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 19:28:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 19:28:55,448 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 19:28:55,448 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 19:28:55,448 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 19:28:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 19:28:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 19:28:55,449 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 19:28:55,450 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 19:28:55,450 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 19:28:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 19:28:55,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 19:28:55,453 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 19:28:55,453 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 19:28:55,453 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 19:28:55,453 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 19:28:55,453 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 19:28:55,454 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 19:28:55,454 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 19:28:55,454 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 19:28:55,454 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 19:28:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 19:28:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 19:28:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 19:28:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 19:28:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 19:28:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 19:28:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 19:28:55,456 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 19:28:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 19:28:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 19:28:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 19:28:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 19:28:55,457 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 19:28:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 19:28:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 19:28:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 19:28:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 19:28:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 19:28:55,459 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 19:28:55,460 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 19:28:55,460 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 19:28:55,460 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 19:28:55,461 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 19:28:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 19:28:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 19:28:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 19:28:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 19:28:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:28:55,462 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 19:28:55,463 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 19:28:55,463 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:28:55,464 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 19:28:55,464 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 19:28:55,464 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 19:28:55,464 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 19:28:55,464 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 19:28:55,465 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 19:28:55,465 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 19:28:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 19:28:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 19:28:55,466 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 19:28:55,467 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 19:28:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 19:28:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 19:28:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:28:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_get_data_at [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_update_at [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:28:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:28:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:28:55,841 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 19:28:56,104 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:28:56,106 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 19:28:56,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:56 BoogieIcfgContainer [2019-09-20 19:28:56,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:28:56,109 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:28:56,109 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:28:56,110 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:28:56,111 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:28:56" (1/1) ... [2019-09-20 19:28:56,112 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 19:28:56,152 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:28:56,153 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:28:56,176 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:28:56,191 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:28:56,192 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:28:56,353 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 19:28:56,472 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 19:28:57,588 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-20 19:28:58,004 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 19:28:58,167 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:28:58,329 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 19:28:58,500 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:28:58,663 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 19:28:58,800 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 19:28:58,937 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:28:59,084 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 19:28:59,214 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:28:59,348 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 19:28:59,555 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 19:28:59,742 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:28:59,893 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 19:29:00,116 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-20 19:29:00,223 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 19:29:00,531 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2019-09-20 19:29:00,686 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 19:29:00,993 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 19:29:01,247 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 19:29:01,517 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:29:01,780 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 19:29:02,039 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 19:29:02,275 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 19:29:02,524 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 19:29:02,770 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:29:03,016 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:29:03,235 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 19:29:03,441 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 19:29:03,673 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:29:03,876 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 19:29:04,069 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:29:04,274 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 19:29:04,536 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 19:29:04,778 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 19:29:04,986 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 19:29:05,327 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2019-09-20 19:29:05,475 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-20 19:29:05,902 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2019-09-20 19:29:07,548 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-20 19:29:07,771 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2019-09-20 19:29:08,430 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2019-09-20 19:29:08,542 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-20 19:29:08,695 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-09-20 19:29:09,057 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2019-09-20 19:29:09,685 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2019-09-20 19:29:12,118 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 148 DAG size of output: 133 [2019-09-20 19:29:14,906 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:29:14,906 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:29:14,908 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)))))) [2019-09-20 19:29:14,923 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:29:14,924 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:29:14,925 INFO L168 Benchmark]: Toolchain (without parser) took 20239.72 ms. Allocated memory was 135.3 MB in the beginning and 388.0 MB in the end (delta: 252.7 MB). Free memory was 90.1 MB in the beginning and 134.7 MB in the end (delta: -44.6 MB). Peak memory consumption was 208.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:14,925 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:29:14,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.63 ms. Allocated memory was 135.3 MB in the beginning and 200.3 MB in the end (delta: 65.0 MB). Free memory was 89.6 MB in the beginning and 161.4 MB in the end (delta: -71.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:14,926 INFO L168 Benchmark]: Boogie Preprocessor took 65.65 ms. Allocated memory is still 200.3 MB. Free memory was 161.4 MB in the beginning and 158.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:14,927 INFO L168 Benchmark]: RCFGBuilder took 724.99 ms. Allocated memory is still 200.3 MB. Free memory was 158.1 MB in the beginning and 105.0 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:14,928 INFO L168 Benchmark]: Sifa took 18815.20 ms. Allocated memory was 200.3 MB in the beginning and 388.0 MB in the end (delta: 187.7 MB). Free memory was 105.0 MB in the beginning and 134.7 MB in the end (delta: -29.7 MB). Peak memory consumption was 158.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:29:14,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 135.3 MB. Free memory was 109.6 MB in the beginning and 109.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 630.63 ms. Allocated memory was 135.3 MB in the beginning and 200.3 MB in the end (delta: 65.0 MB). Free memory was 89.6 MB in the beginning and 161.4 MB in the end (delta: -71.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.65 ms. Allocated memory is still 200.3 MB. Free memory was 161.4 MB in the beginning and 158.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 724.99 ms. Allocated memory is still 200.3 MB. Free memory was 158.1 MB in the beginning and 105.0 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 7.1 GB. * Sifa took 18815.20 ms. Allocated memory was 200.3 MB in the beginning and 388.0 MB in the end (delta: 187.7 MB). Free memory was 105.0 MB in the beginning and 134.7 MB in the end (delta: -29.7 MB). Peak memory consumption was 158.0 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]: 18756, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 234, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 210, TOOLS_POST_TIME[ms]: 2677, TOOLS_POST_CALL_APPLICATIONS: 19, TOOLS_POST_CALL_TIME[ms]: 115, TOOLS_POST_RETURN_APPLICATIONS: 18, TOOLS_POST_RETURN_TIME[ms]: 6387, TOOLS_QUANTIFIERELIM_APPLICATIONS: 247, TOOLS_QUANTIFIERELIM_TIME[ms]: 9082, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 3576, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 254, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35, DOMAIN_JOIN_TIME[ms]: 2587, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 15, DOMAIN_WIDEN_TIME[ms]: 3972, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 2848, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 12, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16965, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16964, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 18, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11896, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11895, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, 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...