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.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:39:54,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:39:54,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:39:54,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:39:54,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:39:54,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:39:54,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:39:54,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:39:54,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:39:54,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:39:54,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:39:54,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:39:54,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:39:54,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:39:54,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:39:54,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:39:54,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:39:54,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:39:54,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:39:54,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:39:54,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:39:54,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:39:54,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:39:54,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:39:54,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:39:54,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:39:54,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:39:54,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:39:54,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:39:54,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:39:54,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:39:54,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:39:54,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:39:54,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:39:54,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:39:54,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:39:54,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:39:54,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:39:54,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:39:54,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:39:54,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:39:54,161 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 22:39:54,175 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:39:54,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:39:54,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:39:54,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:39:54,177 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:39:54,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:39:54,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:39:54,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:39:54,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:39:54,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:39:54,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:39:54,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:39:54,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:39:54,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:39:54,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:39:54,179 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:39:54,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:39:54,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:39:54,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:39:54,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:39:54,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:39:54,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:39:54,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:39:54,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:39:54,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:39:54,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:39:54,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:39:54,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:39:54,182 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 22:39:54,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:39:54,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:39:54,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:39:54,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:39:54,238 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:39:54,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-20 22:39:54,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff241214e/25634ffb4d1343519dc9ba71756cffae/FLAG2daa9fb73 [2019-09-20 22:39:54,801 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:39:54,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-20 22:39:54,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff241214e/25634ffb4d1343519dc9ba71756cffae/FLAG2daa9fb73 [2019-09-20 22:39:55,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff241214e/25634ffb4d1343519dc9ba71756cffae [2019-09-20 22:39:55,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:39:55,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:39:55,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:39:55,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:39:55,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:39:55,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a7941ab 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 22:39:55,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,156 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:39:55,212 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:39:55,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:39:55,576 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:39:55,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:39:55,691 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:39:55,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55 WrapperNode [2019-09-20 22:39:55,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:39:55,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:39:55,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:39:55,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:39:55,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (1/1) ... [2019-09-20 22:39:55,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:39:55,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:39:55,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:39:55,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:39:55,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:39:55" (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 22:39:55,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:39:55,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:39:55,853 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-20 22:39:55,853 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-20 22:39:55,853 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-20 22:39:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-20 22:39:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-20 22:39:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-20 22:39:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-20 22:39:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-20 22:39:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 22:39:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-20 22:39:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-20 22:39:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-20 22:39:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-20 22:39:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-20 22:39:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 22:39:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:39:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-20 22:39:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:39:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 22:39:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 22:39:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-20 22:39:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-20 22:39:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-20 22:39:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:39:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-20 22:39:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-20 22:39:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-20 22:39:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-20 22:39:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-20 22:39:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-20 22:39:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-20 22:39:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-20 22:39:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 22:39:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-20 22:39:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-20 22:39:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-20 22:39:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-20 22:39:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-20 22:39:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 22:39:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:39:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:39:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:39:57,216 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:39:57,216 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 22:39:57,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:39:57 BoogieIcfgContainer [2019-09-20 22:39:57,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:39:57,218 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:39:57,219 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:39:57,219 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:39:57,220 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 22:39:57,221 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 22:39:57,252 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:39:57,253 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:39:57,267 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:39:57,277 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:39:57,279 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:39:57,670 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 22:39:57,892 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 22:39:58,140 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 22:39:58,333 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 22:39:58,366 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 97 for LOIs [2019-09-20 22:39:58,569 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 22:39:58,723 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 22:39:59,492 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2019-09-20 22:39:59,648 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2019-09-20 22:40:00,031 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2019-09-20 22:40:00,143 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2019-09-20 22:40:02,482 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 1 for LOIs [2019-09-20 22:40:05,243 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 for LOIs [2019-09-20 22:40:05,252 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 1 for LOIs [2019-09-20 22:40:05,262 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-09-20 22:40:05,265 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 1 for LOIs [2019-09-20 22:40:05,274 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 6 for LOIs [2019-09-20 22:40:05,289 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 6 for LOIs [2019-09-20 22:40:05,298 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:40:05,299 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:40:05,302 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 5165#(= (mod assert_~arg 256) 0) [2019-09-20 22:40:05,317 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:40:05,317 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:40:05,319 INFO L168 Benchmark]: Toolchain (without parser) took 10179.98 ms. Allocated memory was 133.7 MB in the beginning and 349.7 MB in the end (delta: 216.0 MB). Free memory was 87.8 MB in the beginning and 213.2 MB in the end (delta: -125.4 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,320 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.61 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 87.6 MB in the beginning and 167.9 MB in the end (delta: -80.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,323 INFO L168 Benchmark]: Boogie Preprocessor took 88.98 ms. Allocated memory is still 199.8 MB. Free memory was 167.9 MB in the beginning and 164.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,324 INFO L168 Benchmark]: RCFGBuilder took 1429.92 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 164.6 MB in the beginning and 164.8 MB in the end (delta: -205.4 kB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,325 INFO L168 Benchmark]: Sifa took 8098.83 ms. Allocated memory was 226.0 MB in the beginning and 349.7 MB in the end (delta: 123.7 MB). Free memory was 164.8 MB in the beginning and 213.2 MB in the end (delta: -48.4 MB). Peak memory consumption was 75.3 MB. Max. memory is 7.1 GB. [2019-09-20 22:40:05,329 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 133.7 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 552.61 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 87.6 MB in the beginning and 167.9 MB in the end (delta: -80.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.98 ms. Allocated memory is still 199.8 MB. Free memory was 167.9 MB in the beginning and 164.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1429.92 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 164.6 MB in the beginning and 164.8 MB in the end (delta: -205.4 kB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. * Sifa took 8098.83 ms. Allocated memory was 226.0 MB in the beginning and 349.7 MB in the end (delta: 123.7 MB). Free memory was 164.8 MB in the beginning and 213.2 MB in the end (delta: -48.4 MB). Peak memory consumption was 75.3 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]: 8049, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1621, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1148, TOOLS_POST_TIME[ms]: 889, TOOLS_POST_CALL_APPLICATIONS: 434, TOOLS_POST_CALL_TIME[ms]: 203, TOOLS_POST_RETURN_APPLICATIONS: 404, TOOLS_POST_RETURN_TIME[ms]: 157, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1986, TOOLS_QUANTIFIERELIM_TIME[ms]: 1050, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 510, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 1622, FLUID_YES_ANSWERS: 1622, DOMAIN_JOIN_APPLICATIONS: 708, DOMAIN_JOIN_TIME[ms]: 4615, DOMAIN_ALPHA_APPLICATIONS: 1622, DOMAIN_ALPHA_TIME[ms]: 1564, 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]: 217, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2123, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2122, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 404, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 4889, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4886, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 170, DAG_COMPRESSION_PROCESSED_NODES: 6582, DAG_COMPRESSION_RETAINED_NODES: 1591 - UnprovableResult [Line: 662]: 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 5165#(= (mod assert_~arg 256) 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...