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_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:19:28,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:19:28,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:19:28,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:19:28,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:19:28,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:19:28,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:19:28,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:19:28,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:19:28,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:19:28,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:19:28,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:19:28,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:19:28,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:19:28,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:19:28,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:19:28,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:19:28,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:19:28,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:19:28,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:19:28,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:19:28,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:19:28,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:19:28,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:19:28,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:19:28,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:19:28,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:19:28,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:19:28,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:19:28,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:19:28,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:19:28,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:19:28,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:19:28,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:19:28,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:19:28,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:19:28,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:19:28,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:19:28,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:19:28,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:19:28,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:19:28,920 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 [2019-09-21 09:19:28,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:19:28,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:19:28,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:19:28,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:19:28,937 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:19:28,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:19:28,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:19:28,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:19:28,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:19:28,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:19:28,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:19:28,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:19:28,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:19:28,939 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:19:28,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:19:28,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:19:28,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:19:28,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:19:28,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:19:28,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:19:28,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:19:28,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:19:28,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:19:28,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:19:28,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:19:28,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:19:28,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:19:28,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:19:28,942 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_QUICK [2019-09-21 09:19:28,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:19:28,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:19:28,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:19:28,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:19:28,995 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:19:28,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-21 09:19:29,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4e1604a/f32fed033ff3496cb73142ac8228df3a/FLAG4c587f4ba [2019-09-21 09:19:29,664 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:19:29,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-21 09:19:29,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4e1604a/f32fed033ff3496cb73142ac8228df3a/FLAG4c587f4ba [2019-09-21 09:19:29,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4e1604a/f32fed033ff3496cb73142ac8228df3a [2019-09-21 09:19:29,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:19:29,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:19:29,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:19:29,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:19:29,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:19:29,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:19:29" (1/1) ... [2019-09-21 09:19:29,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:29, skipping insertion in model container [2019-09-21 09:19:29,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:19:29" (1/1) ... [2019-09-21 09:19:29,914 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:19:29,968 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:19:30,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:19:30,523 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:19:30,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:19:30,643 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:19:30,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30 WrapperNode [2019-09-21 09:19:30,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:19:30,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:19:30,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:19:30,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:19:30,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (1/1) ... [2019-09-21 09:19:30,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (1/1) ... [2019-09-21 09:19:30,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (1/1) ... [2019-09-21 09:19:30,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (1/1) ... [2019-09-21 09:19:30,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (1/1) ... [2019-09-21 09:19:30,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (1/1) ... [2019-09-21 09:19:30,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (1/1) ... [2019-09-21 09:19:30,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:19:30,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:19:30,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:19:30,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:19:30,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:19:30" (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 [2019-09-21 09:19:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:19:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:19:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-21 09:19:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-21 09:19:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-21 09:19:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-21 09:19:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-21 09:19:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-21 09:19:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-21 09:19:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-21 09:19:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-21 09:19:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-21 09:19:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-21 09:19:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-21 09:19:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-21 09:19:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-21 09:19:30,798 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-21 09:19:30,798 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:19:30,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-21 09:19:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:19:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-21 09:19:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-21 09:19:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-21 09:19:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-21 09:19:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-21 09:19:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-21 09:19:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-21 09:19:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-21 09:19:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-21 09:19:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-21 09:19:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-21 09:19:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-21 09:19:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-21 09:19:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-21 09:19:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-21 09:19:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-21 09:19:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-21 09:19:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-21 09:19:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-21 09:19:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-21 09:19:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-21 09:19:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:19:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:19:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:19:32,157 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:19:32,157 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:19:32,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:19:32 BoogieIcfgContainer [2019-09-21 09:19:32,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:19:32,159 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:19:32,159 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:19:32,160 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:19:32,161 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:19:32" (1/1) ... [2019-09-21 09:19:32,161 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:19:32,186 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:19:32,187 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:19:32,197 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:19:32,206 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:19:32,208 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:19:32,509 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-21 09:19:32,701 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 191 for LOIs [2019-09-21 09:19:34,593 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 47 for LOIs [2019-09-21 09:19:38,818 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 71 for LOIs [2019-09-21 09:19:38,834 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 71 for LOIs [2019-09-21 09:19:38,850 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 46 for LOIs [2019-09-21 09:19:38,859 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 70 for LOIs [2019-09-21 09:19:38,877 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 67 for LOIs [2019-09-21 09:19:38,910 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 70 for LOIs [2019-09-21 09:19:38,922 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:19:38,923 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:19:38,925 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2615#(or (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= (+ ~cs2_new~0 1) 0) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= |assert_#in~arg| 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 0 assert_~arg) (<= assert_~arg 0) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0)) (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= 1 assert_~arg) (<= (+ ~cs2_new~0 1) 0) (<= assert_~arg 1) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 1 |assert_#in~arg|) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= |assert_#in~arg| 1) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0))) [2019-09-21 09:19:38,939 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:19:38,939 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:19:38,941 INFO L168 Benchmark]: Toolchain (without parser) took 9043.64 ms. Allocated memory was 137.4 MB in the beginning and 488.1 MB in the end (delta: 350.7 MB). Free memory was 84.5 MB in the beginning and 442.2 MB in the end (delta: -357.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 09:19:38,942 INFO L168 Benchmark]: CDTParser took 1.18 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:19:38,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.08 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 84.3 MB in the beginning and 170.9 MB in the end (delta: -86.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:19:38,944 INFO L168 Benchmark]: Boogie Preprocessor took 85.97 ms. Allocated memory is still 199.2 MB. Free memory was 170.9 MB in the beginning and 167.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:19:38,945 INFO L168 Benchmark]: RCFGBuilder took 1427.68 ms. Allocated memory was 199.2 MB in the beginning and 218.1 MB in the end (delta: 18.9 MB). Free memory was 167.6 MB in the beginning and 167.1 MB in the end (delta: 486.1 kB). Peak memory consumption was 102.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:19:38,946 INFO L168 Benchmark]: Sifa took 6779.89 ms. Allocated memory was 218.1 MB in the beginning and 488.1 MB in the end (delta: 270.0 MB). Free memory was 167.1 MB in the beginning and 442.2 MB in the end (delta: -275.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 09:19:38,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 ms. Allocated memory is still 137.4 MB. Free memory was 103.4 MB in the beginning and 103.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 746.08 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 84.3 MB in the beginning and 170.9 MB in the end (delta: -86.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.97 ms. Allocated memory is still 199.2 MB. Free memory was 170.9 MB in the beginning and 167.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1427.68 ms. Allocated memory was 199.2 MB in the beginning and 218.1 MB in the end (delta: 18.9 MB). Free memory was 167.6 MB in the beginning and 167.1 MB in the end (delta: 486.1 kB). Peak memory consumption was 102.7 MB. Max. memory is 7.1 GB. * Sifa took 6779.89 ms. Allocated memory was 218.1 MB in the beginning and 488.1 MB in the end (delta: 270.0 MB). Free memory was 167.1 MB in the beginning and 442.2 MB in the end (delta: -275.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 6739, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1628, DAG_INTERPRETER_EARLY_EXITS: 38, TOOLS_POST_APPLICATIONS: 1150, TOOLS_POST_TIME[ms]: 812, TOOLS_POST_CALL_APPLICATIONS: 439, TOOLS_POST_CALL_TIME[ms]: 929, TOOLS_POST_RETURN_APPLICATIONS: 409, TOOLS_POST_RETURN_TIME[ms]: 287, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1998, TOOLS_QUANTIFIERELIM_TIME[ms]: 1662, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 295, FLUID_QUERY_TIME[ms]: 36, FLUID_QUERIES: 1630, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 614, DOMAIN_JOIN_TIME[ms]: 3714, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 352, DOMAIN_ISBOTTOM_TIME[ms]: 577, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1282, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1281, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 409, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1824, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1822, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 149, 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 2615#(or (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= (+ ~cs2_new~0 1) 0) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= |assert_#in~arg| 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 0 assert_~arg) (<= assert_~arg 0) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0)) (and (<= 0 (+ ~s2s1_new~0 1)) (<= 0 ~s1s2~0) (<= 1 assert_~arg) (<= (+ ~cs2_new~0 1) 0) (<= assert_~arg 1) (<= ~s2p~0 0) (<= ~cs1~0 0) (<= 0 (+ ~nomsg~0 1)) (<= 0 (+ ~s2p_new~0 1)) (<= 0 (+ ~s2s2_new~0 1)) (<= 0 (+ ~cs2_new~0 1)) (<= 0 ~s1s1~0) (<= ~s2s2~0 0) (<= 1 |assert_#in~arg|) (<= 0 ~s2s2~0) (<= (+ ~s1p_new~0 1) 0) (<= (+ ~s2s1_new~0 1) 0) (<= ~s2s1~0 0) (<= 0 ~cs1~0) (<= 0 ~s1p~0) (<= 0 ~cs2~0) (<= 0 ~s2s1~0) (<= |assert_#in~arg| 1) (<= ~cs2~0 0) (<= (+ ~cs1_new~0 1) 0) (<= 0 (+ ~s1s1_new~0 1)) (<= (+ ~s2s2_new~0 1) 0) (<= (+ ~s1s1_new~0 1) 0) (<= ~s1s1~0 0) (<= (+ ~s2p_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= 0 ~s2p~0) (<= 0 (+ ~cs1_new~0 1)) (<= ~s1p~0 0) (<= 0 (+ ~s1s2_new~0 1)) (<= 0 (+ ~s1p_new~0 1)) (<= ~s1s2~0 0) (<= (+ ~s1s2_new~0 1) 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...