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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 13:25:28,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 13:25:28,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 13:25:28,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 13:25:28,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 13:25:28,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 13:25:28,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 13:25:28,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 13:25:28,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 13:25:28,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 13:25:28,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 13:25:28,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 13:25:28,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 13:25:28,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 13:25:28,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 13:25:28,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 13:25:28,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 13:25:28,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 13:25:28,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 13:25:28,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 13:25:28,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 13:25:28,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 13:25:28,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 13:25:28,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 13:25:28,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 13:25:28,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 13:25:28,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 13:25:28,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 13:25:28,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 13:25:28,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 13:25:28,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 13:25:28,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 13:25:28,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 13:25:28,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 13:25:28,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 13:25:28,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 13:25:28,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 13:25:28,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 13:25:28,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 13:25:28,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 13:25:28,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 13:25:28,606 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 [2019-10-04 13:25:28,622 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 13:25:28,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 13:25:28,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 13:25:28,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 13:25:28,623 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 13:25:28,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 13:25:28,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 13:25:28,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 13:25:28,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 13:25:28,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 13:25:28,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 13:25:28,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 13:25:28,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 13:25:28,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 13:25:28,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 13:25:28,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 13:25:28,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 13:25:28,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 13:25:28,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 13:25:28,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 13:25:28,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 13:25:28,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 13:25:28,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 13:25:28,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 13:25:28,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 13:25:28,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 13:25:28,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 13:25:28,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 13:25:28,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 13:25:28,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 13:25:28,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 13:25:28,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 13:25:28,688 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 13:25:28,691 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 13:25:28,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-10-04 13:25:28,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2701e7e68/af23d317a4d64a429b03f27a19193506/FLAGf7a520123 [2019-10-04 13:25:29,239 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 13:25:29,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2019-10-04 13:25:29,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2701e7e68/af23d317a4d64a429b03f27a19193506/FLAGf7a520123 [2019-10-04 13:25:29,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2701e7e68/af23d317a4d64a429b03f27a19193506 [2019-10-04 13:25:29,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 13:25:29,538 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 13:25:29,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 13:25:29,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 13:25:29,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 13:25:29,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:25:29" (1/1) ... [2019-10-04 13:25:29,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36273162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:29, skipping insertion in model container [2019-10-04 13:25:29,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 01:25:29" (1/1) ... [2019-10-04 13:25:29,556 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 13:25:29,625 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 13:25:30,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:25:30,085 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 13:25:30,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 13:25:30,211 INFO L192 MainTranslator]: Completed translation [2019-10-04 13:25:30,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30 WrapperNode [2019-10-04 13:25:30,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 13:25:30,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 13:25:30,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 13:25:30,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 13:25:30,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (1/1) ... [2019-10-04 13:25:30,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (1/1) ... [2019-10-04 13:25:30,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (1/1) ... [2019-10-04 13:25:30,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (1/1) ... [2019-10-04 13:25:30,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (1/1) ... [2019-10-04 13:25:30,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (1/1) ... [2019-10-04 13:25:30,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (1/1) ... [2019-10-04 13:25:30,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 13:25:30,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 13:25:30,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 13:25:30,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 13:25:30,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 01:25:30" (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 [2019-10-04 13:25:30,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 13:25:30,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 13:25:30,347 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-10-04 13:25:30,347 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-10-04 13:25:30,347 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-10-04 13:25:30,348 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-10-04 13:25:30,348 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-10-04 13:25:30,348 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-10-04 13:25:30,348 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-10-04 13:25:30,348 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-10-04 13:25:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-10-04 13:25:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-10-04 13:25:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-10-04 13:25:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-10-04 13:25:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-10-04 13:25:30,349 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-10-04 13:25:30,350 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-10-04 13:25:30,350 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 13:25:30,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-04 13:25:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 13:25:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-04 13:25:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-04 13:25:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-04 13:25:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-04 13:25:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-04 13:25:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 13:25:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-10-04 13:25:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-10-04 13:25:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-10-04 13:25:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-10-04 13:25:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-10-04 13:25:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-10-04 13:25:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-10-04 13:25:30,353 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-10-04 13:25:30,353 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-04 13:25:30,353 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-10-04 13:25:30,353 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-10-04 13:25:30,353 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-10-04 13:25:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-10-04 13:25:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-10-04 13:25:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-04 13:25:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 13:25:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 13:25:30,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 13:25:31,879 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 13:25:31,880 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-04 13:25:31,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:25:31 BoogieIcfgContainer [2019-10-04 13:25:31,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 13:25:31,882 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 13:25:31,882 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 13:25:31,883 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 13:25:31,884 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:25:31" (1/1) ... [2019-10-04 13:25:31,885 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 13:25:31,921 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 13:25:31,922 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 13:25:31,941 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 13:25:31,955 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 13:25:31,957 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 13:25:32,255 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-10-04 13:25:32,637 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 235 for LOIs [2019-10-04 13:25:37,707 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 23 for LOIs [2019-10-04 13:25:42,581 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 18 for LOIs [2019-10-04 13:25:42,590 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 17 for LOIs [2019-10-04 13:25:42,598 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-10-04 13:25:42,602 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 12 for LOIs [2019-10-04 13:25:42,606 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 10 for LOIs [2019-10-04 13:25:42,610 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 14 for LOIs [2019-10-04 13:25:42,615 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 13:25:42,615 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 13:25:42,617 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 7502#(and (and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) (or (and (<= ~active_side_History_0~0 2) (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 ~active_side_History_0~0) (<= 0 assert_~arg)) (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= ~active_side_History_0~0 2) (<= assert_~arg 1) (<= |assert_#in~arg| 1) (<= 0 ~active_side_History_0~0)))) [2019-10-04 13:25:42,630 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 13:25:42,631 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 13:25:42,633 INFO L168 Benchmark]: Toolchain (without parser) took 13094.82 ms. Allocated memory was 137.9 MB in the beginning and 623.9 MB in the end (delta: 486.0 MB). Free memory was 87.5 MB in the beginning and 519.4 MB in the end (delta: -431.9 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. [2019-10-04 13:25:42,634 INFO L168 Benchmark]: CDTParser took 1.31 ms. Allocated memory is still 137.9 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 13:25:42,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.43 ms. Allocated memory was 137.9 MB in the beginning and 199.8 MB in the end (delta: 61.9 MB). Free memory was 87.3 MB in the beginning and 170.0 MB in the end (delta: -82.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-10-04 13:25:42,636 INFO L168 Benchmark]: Boogie Preprocessor took 68.97 ms. Allocated memory is still 199.8 MB. Free memory was 170.0 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-10-04 13:25:42,637 INFO L168 Benchmark]: RCFGBuilder took 1600.31 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 167.0 MB in the beginning and 164.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. [2019-10-04 13:25:42,638 INFO L168 Benchmark]: Sifa took 10748.95 ms. Allocated memory was 226.0 MB in the beginning and 623.9 MB in the end (delta: 397.9 MB). Free memory was 164.4 MB in the beginning and 519.4 MB in the end (delta: -355.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. [2019-10-04 13:25:42,642 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 ms. Allocated memory is still 137.9 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.43 ms. Allocated memory was 137.9 MB in the beginning and 199.8 MB in the end (delta: 61.9 MB). Free memory was 87.3 MB in the beginning and 170.0 MB in the end (delta: -82.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.97 ms. Allocated memory is still 199.8 MB. Free memory was 170.0 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1600.31 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 167.0 MB in the beginning and 164.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. * Sifa took 10748.95 ms. Allocated memory was 226.0 MB in the beginning and 623.9 MB in the end (delta: 397.9 MB). Free memory was 164.4 MB in the beginning and 519.4 MB in the end (delta: -355.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 10696, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2183, DAG_INTERPRETER_EARLY_EXITS: 14, TOOLS_POST_APPLICATIONS: 1451, TOOLS_POST_TIME[ms]: 848, TOOLS_POST_CALL_APPLICATIONS: 613, TOOLS_POST_CALL_TIME[ms]: 1451, TOOLS_POST_RETURN_APPLICATIONS: 583, TOOLS_POST_RETURN_TIME[ms]: 1178, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2637, TOOLS_QUANTIFIERELIM_TIME[ms]: 3051, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 326, FLUID_QUERY_TIME[ms]: 38, FLUID_QUERIES: 2185, FLUID_YES_ANSWERS: 10, DOMAIN_JOIN_APPLICATIONS: 761, DOMAIN_JOIN_TIME[ms]: 5677, DOMAIN_ALPHA_APPLICATIONS: 10, DOMAIN_ALPHA_TIME[ms]: 10, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 194, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 461, DOMAIN_ISBOTTOM_TIME[ms]: 775, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4601, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4599, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 583, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 4289, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4288, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 239, DAG_COMPRESSION_PROCESSED_NODES: 9985, DAG_COMPRESSION_RETAINED_NODES: 2153 - UnprovableResult [Line: 653]: 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 7502#(and (and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) (or (and (<= ~active_side_History_0~0 2) (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 ~active_side_History_0~0) (<= 0 assert_~arg)) (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= ~active_side_History_0~0 2) (<= assert_~arg 1) (<= |assert_#in~arg| 1) (<= 0 ~active_side_History_0~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...