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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --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 16:44:47,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:44:47,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:44:47,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:44:47,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:44:47,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:44:47,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:44:47,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:44:47,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:44:47,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:44:47,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:44:47,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:44:47,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:44:47,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:44:47,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:44:47,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:44:47,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:44:47,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:44:47,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:44:47,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:44:47,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:44:47,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:44:47,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:44:47,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:44:47,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:44:47,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:44:47,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:44:47,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:44:47,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:44:47,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:44:47,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:44:47,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:44:47,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:44:47,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:44:47,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:44:47,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:44:47,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:44:47,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:44:47,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:44:47,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:44:47,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:44:47,703 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 16:44:47,725 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:44:47,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:44:47,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:44:47,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:44:47,728 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:44:47,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:44:47,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:44:47,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:44:47,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:44:47,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:44:47,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:44:47,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:44:47,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:44:47,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:44:47,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:44:47,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:44:47,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:44:47,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:44:47,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:44:47,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:44:47,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:44:47,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:44:47,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:44:47,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:44:47,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:44:47,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:44:47,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:44:47,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:44:47,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 16:44:47,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:44:47,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:44:47,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:44:47,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:44:47,806 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:44:47,807 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-20 16:44:47,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d122c016/32660269f1ce4e78aed3fff13a0b2a1e/FLAG8586f7372 [2019-09-20 16:44:48,388 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:44:48,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-20 16:44:48,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d122c016/32660269f1ce4e78aed3fff13a0b2a1e/FLAG8586f7372 [2019-09-20 16:44:48,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d122c016/32660269f1ce4e78aed3fff13a0b2a1e [2019-09-20 16:44:48,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:44:48,705 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:44:48,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:44:48,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:44:48,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:44:48,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:44:48" (1/1) ... [2019-09-20 16:44:48,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63939978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:48, skipping insertion in model container [2019-09-20 16:44:48,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:44:48" (1/1) ... [2019-09-20 16:44:48,723 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:44:48,768 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:44:49,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:44:49,163 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:44:49,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:44:49,271 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:44:49,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49 WrapperNode [2019-09-20 16:44:49,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:44:49,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:44:49,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:44:49,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:44:49,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (1/1) ... [2019-09-20 16:44:49,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (1/1) ... [2019-09-20 16:44:49,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (1/1) ... [2019-09-20 16:44:49,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (1/1) ... [2019-09-20 16:44:49,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (1/1) ... [2019-09-20 16:44:49,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (1/1) ... [2019-09-20 16:44:49,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (1/1) ... [2019-09-20 16:44:49,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:44:49,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:44:49,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:44:49,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:44:49,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:44:49" (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 16:44:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:44:49,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:44:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-20 16:44:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-20 16:44:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-20 16:44:49,399 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-20 16:44:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-20 16:44:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-20 16:44:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-20 16:44:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-20 16:44:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 16:44:49,400 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-20 16:44:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-20 16:44:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-20 16:44:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-20 16:44:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-20 16:44:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 16:44:49,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:44:49,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-20 16:44:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:44:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 16:44:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 16:44:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-20 16:44:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-20 16:44:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-20 16:44:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 16:44:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-20 16:44:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-20 16:44:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-20 16:44:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-20 16:44:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-20 16:44:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-20 16:44:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-20 16:44:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-20 16:44:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 16:44:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-20 16:44:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-20 16:44:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-20 16:44:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-20 16:44:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-20 16:44:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 16:44:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:44:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:44:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:44:50,747 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:44:50,748 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 16:44:50,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:44:50 BoogieIcfgContainer [2019-09-20 16:44:50,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:44:50,750 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:44:50,750 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:44:50,750 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:44:50,752 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:44:50" (1/1) ... [2019-09-20 16:44:50,753 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 16:44:50,788 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:44:50,788 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:44:50,805 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:44:50,816 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:44:50,820 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:44:51,199 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 16:44:51,414 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-20 16:44:51,845 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 16:44:51,872 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 191 for LOIs [2019-09-20 16:44:56,753 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:44:57,204 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 16:45:00,809 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 235 DAG size of output: 234 [2019-09-20 16:45:00,865 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 47 for LOIs [2019-09-20 16:45:01,034 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:01,152 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:01,308 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:01,427 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:01,588 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:01,709 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:01,830 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:01,959 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,106 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,243 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,359 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,476 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,594 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,712 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,829 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:02,948 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:03,069 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:45:03,439 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:03,789 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:04,177 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:04,557 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:04,914 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:05,271 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:05,638 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:06,042 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:06,434 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:06,821 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:07,204 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:07,559 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:07,970 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:08,342 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:08,693 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:09,173 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:09,653 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:10,006 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:10,371 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:10,789 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:11,263 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:11,760 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:12,184 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:12,539 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:12,908 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:13,273 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:13,624 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:13,969 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:14,396 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:14,835 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:15,166 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-20 16:45:15,610 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:16,024 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:16,443 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:16,823 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:17,181 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:17,545 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:17,927 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:18,280 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:18,632 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:19,026 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:19,383 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:19,731 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 16:45:19,889 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,146 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,259 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,366 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,473 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,582 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,689 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,796 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:20,906 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,014 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,118 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,228 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,337 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,447 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,555 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,666 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,776 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,884 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:21,991 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,100 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,209 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,317 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,426 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,538 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,650 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,757 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,874 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:22,994 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,109 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,214 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,325 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,437 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,544 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,672 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,779 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,887 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:23,994 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,214 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,442 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,551 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,658 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,766 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,884 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:24,993 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,112 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,251 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,364 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,472 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,590 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,699 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,806 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:25,915 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,023 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,133 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,241 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,349 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,457 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 16:45:26,570 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69