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 -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:24:02,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:24:02,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:24:02,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:24:02,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:24:02,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:24:02,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:24:02,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:24:02,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:24:02,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:24:02,135 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:24:02,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:24:02,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:24:02,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:24:02,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:24:02,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:24:02,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:24:02,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:24:02,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:24:02,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:24:02,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:24:02,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:24:02,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:24:02,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:24:02,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:24:02,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:24:02,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:24:02,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:24:02,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:24:02,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:24:02,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:24:02,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:24:02,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:24:02,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:24:02,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:24:02,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:24:02,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 09:24:02,176 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:24:02,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:24:02,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:24:02,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:24:02,178 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:24:02,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:24:02,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:24:02,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:24:02,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:24:02,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:24:02,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:24:02,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:24:02,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:24:02,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:24:02,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:24:02,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:24:02,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:24:02,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:24:02,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:24:02,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:24:02,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:24:02,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:24:02,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:24:02,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:24:02,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:24:02,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:24:02,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:24:02,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:24:02,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:24:02,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:24:02,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:24:02,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:24:02,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:24:02,234 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:24:02,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-08-18 09:24:02,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac7c12ca/173268a9fa804234b1205972f849aa0e/FLAGa6602d659 [2019-08-18 09:24:02,816 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:24:02,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2019-08-18 09:24:02,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac7c12ca/173268a9fa804234b1205972f849aa0e/FLAGa6602d659 [2019-08-18 09:24:03,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac7c12ca/173268a9fa804234b1205972f849aa0e [2019-08-18 09:24:03,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:24:03,161 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:24:03,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:24:03,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:24:03,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:24:03,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16056f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03, skipping insertion in model container [2019-08-18 09:24:03,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,176 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:24:03,227 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:24:03,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:24:03,708 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:24:03,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:24:03,847 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:24:03,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03 WrapperNode [2019-08-18 09:24:03,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:24:03,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:24:03,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:24:03,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:24:03,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (1/1) ... [2019-08-18 09:24:03,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:24:03,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:24:03,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:24:03,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:24:03,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:24:03" (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 [2019-08-18 09:24:03,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:24:03,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:24:03,996 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-08-18 09:24:03,997 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-08-18 09:24:03,997 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-08-18 09:24:03,997 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-08-18 09:24:03,998 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-08-18 09:24:03,998 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-08-18 09:24:03,998 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-08-18 09:24:03,999 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-08-18 09:24:03,999 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:24:03,999 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-08-18 09:24:04,000 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-08-18 09:24:04,000 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-08-18 09:24:04,001 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-08-18 09:24:04,001 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-08-18 09:24:04,003 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:24:04,003 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:24:04,003 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:24:04,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:24:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:24:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:24:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:24:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:24:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:24:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:24:04,004 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-08-18 09:24:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-08-18 09:24:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-08-18 09:24:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-08-18 09:24:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-08-18 09:24:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-08-18 09:24:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-08-18 09:24:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-08-18 09:24:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:24:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-08-18 09:24:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-08-18 09:24:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-08-18 09:24:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-08-18 09:24:04,006 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-08-18 09:24:04,007 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:24:04,007 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:24:04,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:24:04,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:24:04,857 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:24:04,857 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:24:04,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:24:04 BoogieIcfgContainer [2019-08-18 09:24:04,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:24:04,859 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:24:04,859 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:24:04,860 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:24:04,861 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:24:04" (1/1) ... [2019-08-18 09:24:04,886 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:24:04,891 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:24:04,901 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:24:04,909 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:24:04,911 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:24:05,010 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:24:05,012 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:24:05,014 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:24:05,026 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-18 09:24:05,027 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:24:05,252 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-18 09:24:05,253 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:24:05,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:05,279 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:05,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:05,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:05,286 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:05,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:24:05,292 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-18 09:24:05,292 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:24:05,485 WARN L188 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-18 09:24:05,486 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:24:05,487 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:24:05,487 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:154, output treesize:164 [2019-08-18 09:24:05,517 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 178 [2019-08-18 09:24:05,592 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,607 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,607 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,609 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,611 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,614 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,615 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,618 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,621 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,623 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,632 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,634 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,645 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,651 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,658 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,665 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,667 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-18 09:24:05,729 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,730 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,732 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,738 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,739 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,748 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,752 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,753 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,762 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,763 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,764 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,771 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,773 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,774 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,776 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,777 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,778 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,780 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,781 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,782 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,788 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,788 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,789 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,793 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,795 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,796 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,797 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,800 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,801 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,808 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,809 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,810 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,813 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,814 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,819 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,822 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,823 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,824 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,825 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,826 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:05,827 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,037 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,038 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,038 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,043 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,051 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,055 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,055 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,057 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,065 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,065 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,067 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,067 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,069 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,069 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,075 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,076 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,076 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,077 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,078 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,083 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,085 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,085 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,086 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,087 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,088 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,088 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,112 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,112 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,113 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,114 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,115 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,115 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,116 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,117 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,118 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,535 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,593 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,675 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:06,678 INFO L185 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 [2019-08-18 09:24:06,678 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 24 [2019-08-18 09:24:06,679 INFO L185 IcfgInterpreter]: Interpreting procedure check with input of size 18 [2019-08-18 09:24:06,968 INFO L185 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 1 [2019-08-18 09:24:06,970 INFO L185 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 1 [2019-08-18 09:24:06,971 INFO L185 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 [2019-08-18 09:24:06,972 INFO L185 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 6 [2019-08-18 09:24:06,974 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 3 [2019-08-18 09:24:06,974 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:24:06,974 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:24:06,977 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 5783#(or (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|)) (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~cs1_new~0) (= assert_~arg |assert_#in~arg|) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0))) [2019-08-18 09:24:06,986 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:24:06,986 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:24:06,988 INFO L168 Benchmark]: Toolchain (without parser) took 3826.92 ms. Allocated memory was 139.5 MB in the beginning and 333.4 MB in the end (delta: 194.0 MB). Free memory was 84.9 MB in the beginning and 298.6 MB in the end (delta: -213.7 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:06,990 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 139.5 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 09:24:06,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.63 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 84.5 MB in the beginning and 169.5 MB in the end (delta: -85.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:06,995 INFO L168 Benchmark]: Boogie Preprocessor took 70.84 ms. Allocated memory is still 199.2 MB. Free memory was 169.5 MB in the beginning and 166.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:06,996 INFO L168 Benchmark]: RCFGBuilder took 938.94 ms. Allocated memory is still 199.2 MB. Free memory was 166.0 MB in the beginning and 106.6 MB in the end (delta: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:06,998 INFO L168 Benchmark]: Symbolic Interpretation took 2127.00 ms. Allocated memory was 199.2 MB in the beginning and 333.4 MB in the end (delta: 134.2 MB). Free memory was 106.6 MB in the beginning and 298.6 MB in the end (delta: -192.0 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:07,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 661]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 5783#(or (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|)) (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~cs1_new~0) (= assert_~arg |assert_#in~arg|) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 139.5 MB. Free memory is still 103.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.63 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 84.5 MB in the beginning and 169.5 MB in the end (delta: -85.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.84 ms. Allocated memory is still 199.2 MB. Free memory was 169.5 MB in the beginning and 166.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 938.94 ms. Allocated memory is still 199.2 MB. Free memory was 166.0 MB in the beginning and 106.6 MB in the end (delta: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2127.00 ms. Allocated memory was 199.2 MB in the beginning and 333.4 MB in the end (delta: 134.2 MB). Free memory was 106.6 MB in the beginning and 298.6 MB in the end (delta: -192.0 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...