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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/list-ext3-properties/sll_circular_traversal-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:04:58,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:04:58,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:04:58,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:04:58,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:04:58,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:04:58,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:04:58,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:04:58,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:04:58,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:04:58,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:04:58,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:04:58,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:04:58,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:04:58,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:04:58,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:04:58,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:04:58,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:04:58,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:04:58,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:04:58,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:04:58,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:04:58,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:04:58,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:04:58,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:04:58,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:04:58,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:04:58,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:04:58,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:04:58,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:04:58,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:04:58,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:04:58,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:04:58,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:04:58,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:04:58,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:04:58,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:04:58,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:04:58,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:04:58,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:04:58,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:04:58,672 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 [2019-09-25 17:04:58,686 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:04:58,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:04:58,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:04:58,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:04:58,688 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:04:58,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:04:58,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:04:58,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:04:58,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:04:58,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:04:58,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:04:58,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:04:58,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:04:58,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:04:58,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:04:58,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:04:58,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:04:58,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:04:58,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:04:58,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:04:58,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:04:58,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:04:58,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:04:58,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:04:58,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:04:58,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:04:58,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:04:58,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:04:58,693 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:04:58,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:04:58,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:04:58,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:04:58,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:04:58,776 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:04:58,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext3-properties/sll_circular_traversal-1.i [2019-09-25 17:04:58,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679bc9a9c/3f4d1572a8014811925ecb25bdf83b32/FLAGcddcae5bf [2019-09-25 17:04:59,331 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:04:59,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext3-properties/sll_circular_traversal-1.i [2019-09-25 17:04:59,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679bc9a9c/3f4d1572a8014811925ecb25bdf83b32/FLAGcddcae5bf [2019-09-25 17:04:59,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679bc9a9c/3f4d1572a8014811925ecb25bdf83b32 [2019-09-25 17:04:59,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:04:59,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:04:59,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:04:59,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:04:59,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:04:59,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:04:59" (1/1) ... [2019-09-25 17:04:59,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cd8f471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:59, skipping insertion in model container [2019-09-25 17:04:59,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:04:59" (1/1) ... [2019-09-25 17:04:59,723 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:04:59,766 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:05:00,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:05:00,225 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:05:00,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:05:00,335 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:05:00,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00 WrapperNode [2019-09-25 17:05:00,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:05:00,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:05:00,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:05:00,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:05:00,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (1/1) ... [2019-09-25 17:05:00,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (1/1) ... [2019-09-25 17:05:00,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (1/1) ... [2019-09-25 17:05:00,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (1/1) ... [2019-09-25 17:05:00,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (1/1) ... [2019-09-25 17:05:00,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (1/1) ... [2019-09-25 17:05:00,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (1/1) ... [2019-09-25 17:05:00,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:05:00,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:05:00,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:05:00,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:05:00,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:05:00" (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 [2019-09-25 17:05:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:05:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:05:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-25 17:05:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-25 17:05:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-25 17:05:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-25 17:05:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:05:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:05:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-25 17:05:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-25 17:05:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-25 17:05:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-25 17:05:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-25 17:05:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-25 17:05:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-25 17:05:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-25 17:05:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-25 17:05:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-25 17:05:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-25 17:05:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-25 17:05:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-25 17:05:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-25 17:05:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-25 17:05:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-25 17:05:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-25 17:05:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-25 17:05:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-25 17:05:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-25 17:05:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-25 17:05:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-25 17:05:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-25 17:05:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-25 17:05:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-25 17:05:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-25 17:05:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-25 17:05:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-25 17:05:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-25 17:05:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-25 17:05:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-25 17:05:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-25 17:05:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-25 17:05:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-25 17:05:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-25 17:05:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-25 17:05:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-25 17:05:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-25 17:05:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-25 17:05:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-25 17:05:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-25 17:05:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-25 17:05:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-25 17:05:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-25 17:05:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-25 17:05:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-25 17:05:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-25 17:05:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-25 17:05:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-25 17:05:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-25 17:05:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-25 17:05:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-25 17:05:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:05:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-25 17:05:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-25 17:05:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:05:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-25 17:05:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-25 17:05:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-25 17:05:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-25 17:05:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-25 17:05:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-25 17:05:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-25 17:05:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-25 17:05:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-25 17:05:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-25 17:05:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-25 17:05:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-25 17:05:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-25 17:05:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-25 17:05:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-25 17:05:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-25 17:05:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-25 17:05:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-25 17:05:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-25 17:05:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-25 17:05:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-25 17:05:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-25 17:05:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-25 17:05:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-25 17:05:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-25 17:05:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-25 17:05:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-25 17:05:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-25 17:05:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-25 17:05:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-25 17:05:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-25 17:05:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-25 17:05:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:05:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:05:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:05:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:05:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:05:00,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:05:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:05:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:05:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:05:00,798 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-25 17:05:01,032 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:05:01,033 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-25 17:05:01,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:05:01 BoogieIcfgContainer [2019-09-25 17:05:01,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:05:01,035 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:05:01,035 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:05:01,036 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:05:01,037 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:05:01" (1/1) ... [2019-09-25 17:05:01,038 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:05:01,072 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:05:01,073 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:05:01,079 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:05:01,087 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:05:01,088 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:05:01,255 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-25 17:05:01,384 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-25 17:05:01,486 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:05:01,896 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:05:02,411 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:05:03,263 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:05:03,264 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:05:03,266 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 123#true [2019-09-25 17:05:03,281 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:05:03,282 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:05:03,288 INFO L168 Benchmark]: Toolchain (without parser) took 3575.86 ms. Allocated memory was 132.1 MB in the beginning and 265.3 MB in the end (delta: 133.2 MB). Free memory was 86.8 MB in the beginning and 179.2 MB in the end (delta: -92.4 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:05:03,289 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:05:03,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.71 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.6 MB in the beginning and 163.6 MB in the end (delta: -77.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:05:03,291 INFO L168 Benchmark]: Boogie Preprocessor took 80.78 ms. Allocated memory is still 199.8 MB. Free memory was 163.6 MB in the beginning and 161.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:05:03,294 INFO L168 Benchmark]: RCFGBuilder took 616.86 ms. Allocated memory is still 199.8 MB. Free memory was 161.0 MB in the beginning and 113.6 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:05:03,295 INFO L168 Benchmark]: Sifa took 2246.95 ms. Allocated memory was 199.8 MB in the beginning and 265.3 MB in the end (delta: 65.5 MB). Free memory was 113.6 MB in the beginning and 179.2 MB in the end (delta: -65.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:05:03,302 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 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 627.71 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.6 MB in the beginning and 163.6 MB in the end (delta: -77.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.78 ms. Allocated memory is still 199.8 MB. Free memory was 163.6 MB in the beginning and 161.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 616.86 ms. Allocated memory is still 199.8 MB. Free memory was 161.0 MB in the beginning and 113.6 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. * Sifa took 2246.95 ms. Allocated memory was 199.8 MB in the beginning and 265.3 MB in the end (delta: 65.5 MB). Free memory was 113.6 MB in the beginning and 179.2 MB in the end (delta: -65.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2194, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 60, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 50, TOOLS_POST_TIME[ms]: 1733, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 41, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 10, TOOLS_QUANTIFIERELIM_APPLICATIONS: 63, TOOLS_QUANTIFIERELIM_TIME[ms]: 1745, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 368, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 68, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 17, DOMAIN_JOIN_TIME[ms]: 218, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 2, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 46, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 33, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1558, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1557, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1347, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1347, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 182, DAG_COMPRESSION_RETAINED_NODES: 72 - UnprovableResult [Line: 609]: 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 123#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...