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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:39:54,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:39:54,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:39:54,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:39:54,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:39:54,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:39:54,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:39:54,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:39:54,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:39:54,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:39:54,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:39:54,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:39:54,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:39:54,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:39:54,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:39:54,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:39:54,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:39:54,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:39:54,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:39:54,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:39:54,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:39:54,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:39:54,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:39:54,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:39:54,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:39:54,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:39:54,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:39:54,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:39:54,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:39:54,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:39:54,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:39:54,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:39:54,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:39:54,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:39:54,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:39:54,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:39:54,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:39:54,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:39:54,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:39:54,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:39:54,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:39:54,768 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 22:39:54,781 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:39:54,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:39:54,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:39:54,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:39:54,783 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:39:54,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:39:54,783 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:39:54,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:39:54,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:39:54,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:39:54,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:39:54,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:39:54,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:39:54,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:39:54,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:39:54,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:39:54,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:39:54,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:39:54,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:39:54,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:39:54,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:39:54,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:39:54,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:39:54,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:39:54,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:39:54,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:39:54,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:39:54,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:39:54,787 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:39:54,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:39:54,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:39:54,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:39:54,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:39:54,835 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:39:54,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 22:39:54,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00b6dbd7/763882fe0d12449b9eabd5046f528134/FLAG0b53d30f9 [2019-09-20 22:39:55,349 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:39:55,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 22:39:55,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00b6dbd7/763882fe0d12449b9eabd5046f528134/FLAG0b53d30f9 [2019-09-20 22:39:55,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00b6dbd7/763882fe0d12449b9eabd5046f528134 [2019-09-20 22:39:55,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:39:55,710 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:39:55,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:39:55,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:39:55,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:39:55,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c79f615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55, skipping insertion in model container [2019-09-20 22:39:55,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,726 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:39:55,781 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:39:56,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:39:56,182 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:39:56,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:39:56,306 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:39:56,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56 WrapperNode [2019-09-20 22:39:56,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:39:56,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:39:56,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:39:56,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:39:56,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (1/1) ... [2019-09-20 22:39:56,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (1/1) ... [2019-09-20 22:39:56,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (1/1) ... [2019-09-20 22:39:56,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (1/1) ... [2019-09-20 22:39:56,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (1/1) ... [2019-09-20 22:39:56,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (1/1) ... [2019-09-20 22:39:56,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (1/1) ... [2019-09-20 22:39:56,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:39:56,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:39:56,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:39:56,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:39:56,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:56" (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 22:39:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:39:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:39:56,434 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-20 22:39:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-20 22:39:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-20 22:39:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-20 22:39:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-20 22:39:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-20 22:39:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-20 22:39:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-20 22:39:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 22:39:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-20 22:39:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-20 22:39:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-20 22:39:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-20 22:39:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-20 22:39:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 22:39:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:39:56,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-20 22:39:56,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:39:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 22:39:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 22:39:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-20 22:39:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-20 22:39:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-20 22:39:56,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:39:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-20 22:39:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-20 22:39:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-20 22:39:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-20 22:39:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-20 22:39:56,439 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-20 22:39:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-20 22:39:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-20 22:39:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 22:39:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-20 22:39:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-20 22:39:56,440 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-20 22:39:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-20 22:39:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-20 22:39:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 22:39:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:39:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:39:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:39:57,712 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:39:57,712 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 22:39:57,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:39:57 BoogieIcfgContainer [2019-09-20 22:39:57,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:39:57,714 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:39:57,715 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:39:57,715 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:39:57,716 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:39:57" (1/1) ... [2019-09-20 22:39:57,717 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:39:57,747 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:39:57,752 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:39:57,773 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:39:57,784 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:39:57,786 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:39:58,172 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 22:39:58,409 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 22:39:58,634 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 22:39:58,803 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 22:39:58,818 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 97 for LOIs [2019-09-20 22:39:58,992 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 22:39:59,149 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 22:39:59,814 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2019-09-20 22:39:59,929 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2019-09-20 22:40:00,282 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2019-09-20 22:40:00,400 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2019-09-20 22:40:02,645 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 1 for LOIs [2019-09-20 22:40:05,277 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 for LOIs [2019-09-20 22:40:05,287 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 1 for LOIs [2019-09-20 22:40:05,296 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-09-20 22:40:05,299 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 1 for LOIs [2019-09-20 22:40:05,307 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 6 for LOIs [2019-09-20 22:40:05,320 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 6 for LOIs [2019-09-20 22:40:05,329 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:40:05,329 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:40:05,332 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 5161#(= (mod assert_~arg 256) 0) [2019-09-20 22:40:05,345 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:40:05,346 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:40:05,347 INFO L168 Benchmark]: Toolchain (without parser) took 9636.71 ms. Allocated memory was 132.1 MB in the beginning and 375.4 MB in the end (delta: 243.3 MB). Free memory was 86.9 MB in the beginning and 329.5 MB in the end (delta: -242.6 MB). Peak memory consumption was 681.5 kB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,348 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.21 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.7 MB in the beginning and 168.2 MB in the end (delta: -81.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,351 INFO L168 Benchmark]: Boogie Preprocessor took 68.35 ms. Allocated memory is still 199.2 MB. Free memory was 168.2 MB in the beginning and 165.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,352 INFO L168 Benchmark]: RCFGBuilder took 1337.54 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 165.0 MB in the beginning and 164.8 MB in the end (delta: 188.4 kB). Peak memory consumption was 95.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,353 INFO L168 Benchmark]: Sifa took 7631.38 ms. Allocated memory was 222.3 MB in the beginning and 375.4 MB in the end (delta: 153.1 MB). Free memory was 164.8 MB in the beginning and 329.5 MB in the end (delta: -164.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 22:40:05,356 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 132.1 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 596.21 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.7 MB in the beginning and 168.2 MB in the end (delta: -81.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.35 ms. Allocated memory is still 199.2 MB. Free memory was 168.2 MB in the beginning and 165.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1337.54 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 165.0 MB in the beginning and 164.8 MB in the end (delta: 188.4 kB). Peak memory consumption was 95.6 MB. Max. memory is 7.1 GB. * Sifa took 7631.38 ms. Allocated memory was 222.3 MB in the beginning and 375.4 MB in the end (delta: 153.1 MB). Free memory was 164.8 MB in the beginning and 329.5 MB in the end (delta: -164.7 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]: 7585, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1619, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1146, TOOLS_POST_TIME[ms]: 821, TOOLS_POST_CALL_APPLICATIONS: 434, TOOLS_POST_CALL_TIME[ms]: 175, TOOLS_POST_RETURN_APPLICATIONS: 404, TOOLS_POST_RETURN_TIME[ms]: 141, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1984, TOOLS_QUANTIFIERELIM_TIME[ms]: 963, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 513, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 1620, FLUID_YES_ANSWERS: 1620, DOMAIN_JOIN_APPLICATIONS: 708, DOMAIN_JOIN_TIME[ms]: 4385, DOMAIN_ALPHA_APPLICATIONS: 1620, DOMAIN_ALPHA_TIME[ms]: 1471, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 354, DOMAIN_ISBOTTOM_TIME[ms]: 200, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2081, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2080, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 404, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 4568, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4566, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 12, DAG_COMPRESSION_TIME[ms]: 162, DAG_COMPRESSION_PROCESSED_NODES: 6578, DAG_COMPRESSION_RETAINED_NODES: 1589 - UnprovableResult [Line: 661]: 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 5161#(= (mod assert_~arg 256) 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...