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.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:23:56,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:23:56,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:23:56,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:23:56,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:23:56,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:23:56,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:23:56,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:23:56,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:23:56,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:23:56,312 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:23:56,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:23:56,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:23:56,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:23:56,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:23:56,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:23:56,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:23:56,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:23:56,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:23:56,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:23:56,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:23:56,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:23:56,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:23:56,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:23:56,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:23:56,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:23:56,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:23:56,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:23:56,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:23:56,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:23:56,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:23:56,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:23:56,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:23:56,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:23:56,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:23:56,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:23:56,350 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 09:23:56,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:23:56,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:23:56,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:23:56,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:23:56,367 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:23:56,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:23:56,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:23:56,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:23:56,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:23:56,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:23:56,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:23:56,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:23:56,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:23:56,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:23:56,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:23:56,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:23:56,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:23:56,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:23:56,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:23:56,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:23:56,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:23:56,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:23:56,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:23:56,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:23:56,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:23:56,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:23:56,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:23:56,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:23:56,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:23:56,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:23:56,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:23:56,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:23:56,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:23:56,426 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:23:56,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2019-08-18 09:23:56,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/934970654/ae344b4a53e94ff2ac38c8dd008d64df/FLAG94a795b6b [2019-08-18 09:23:57,055 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:23:57,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2019-08-18 09:23:57,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/934970654/ae344b4a53e94ff2ac38c8dd008d64df/FLAG94a795b6b [2019-08-18 09:23:57,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/934970654/ae344b4a53e94ff2ac38c8dd008d64df [2019-08-18 09:23:57,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:23:57,323 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:23:57,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:23:57,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:23:57,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:23:57,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:57,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@849d12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57, skipping insertion in model container [2019-08-18 09:23:57,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:57,340 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:23:57,381 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:23:57,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:23:57,802 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:23:57,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:23:57,926 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:23:57,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57 WrapperNode [2019-08-18 09:23:57,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:23:57,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:23:57,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:23:57,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:23:57,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:57,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:57,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:57,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:57,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:58,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:58,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (1/1) ... [2019-08-18 09:23:58,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:23:58,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:23:58,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:23:58,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:23:58,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:23:57" (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 09:23:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:23:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:23:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-08-18 09:23:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-08-18 09:23:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-08-18 09:23:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-08-18 09:23:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-08-18 09:23:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-08-18 09:23:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-08-18 09:23:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-08-18 09:23:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:23:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-08-18 09:23:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-08-18 09:23:58,077 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-08-18 09:23:58,078 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-08-18 09:23:58,079 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-08-18 09:23:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:23:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:23:58,082 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:23:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:23:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:23:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:23:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:23:58,082 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:23:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:23:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:23:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-08-18 09:23:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-08-18 09:23:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-08-18 09:23:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-08-18 09:23:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-08-18 09:23:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-08-18 09:23:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-08-18 09:23:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-08-18 09:23:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:23:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-08-18 09:23:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-08-18 09:23:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-08-18 09:23:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-08-18 09:23:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-08-18 09:23:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:23:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:23:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:23:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:23:59,018 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:23:59,018 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:23:59,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:23:59 BoogieIcfgContainer [2019-08-18 09:23:59,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:23:59,021 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:23:59,021 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:23:59,021 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:23:59,022 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:23:59" (1/1) ... [2019-08-18 09:23:59,036 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:23:59,038 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:23:59,048 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:23:59,057 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:23:59,059 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:23:59,169 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:23:59,171 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:23:59,173 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:23:59,187 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 09:23:59,188 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:23:59,445 WARN L188 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-08-18 09:23:59,446 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:23:59,464 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:23:59,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:23:59,470 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:23:59,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:23:59,476 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:23:59,477 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:23:59,481 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 09:23:59,481 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:23:59,684 WARN L188 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-18 09:23:59,685 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:23:59,686 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:23:59,686 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:154, output treesize:164 [2019-08-18 09:23:59,724 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 178 [2019-08-18 09:23:59,809 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,828 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,829 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,830 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,832 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,834 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,837 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,840 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,843 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,845 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,855 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,857 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,867 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,873 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,882 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,891 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,893 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 6 terms [2019-08-18 09:23:59,957 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,957 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,959 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,976 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,979 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,979 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:23:59,993 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,003 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,005 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,006 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,009 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,011 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,012 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,016 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,017 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,019 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,026 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,027 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,028 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,033 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,034 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,035 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,036 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,039 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,041 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,047 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,049 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,050 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,054 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,055 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,061 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,065 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,065 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,066 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,068 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,069 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,070 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,309 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,309 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,310 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,315 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,316 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,321 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,328 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,329 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,331 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,339 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,340 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,341 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,343 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,345 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,346 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,352 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,353 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,354 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,355 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,356 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,360 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,362 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,363 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,364 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,365 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,366 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,366 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,393 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,393 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,394 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,395 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,396 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,397 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,398 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,399 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,400 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,921 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:00,967 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:01,051 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:24:01,054 INFO L185 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 [2019-08-18 09:24:01,055 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 24 [2019-08-18 09:24:01,055 INFO L185 IcfgInterpreter]: Interpreting procedure check with input of size 18 [2019-08-18 09:24:01,339 INFO L185 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 1 [2019-08-18 09:24:01,341 INFO L185 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 1 [2019-08-18 09:24:01,343 INFO L185 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 [2019-08-18 09:24:01,345 INFO L185 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 6 [2019-08-18 09:24:01,347 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 3 [2019-08-18 09:24:01,348 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:24:01,348 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:24:01,351 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 5785#(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 09:24:01,360 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:24:01,361 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:24:01,363 INFO L168 Benchmark]: Toolchain (without parser) took 4039.29 ms. Allocated memory was 133.2 MB in the beginning and 330.8 MB in the end (delta: 197.7 MB). Free memory was 88.2 MB in the beginning and 288.6 MB in the end (delta: -200.4 MB). Peak memory consumption was 137.8 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:01,363 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 09:24:01,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.33 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 88.2 MB in the beginning and 170.1 MB in the end (delta: -81.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:01,365 INFO L168 Benchmark]: Boogie Preprocessor took 91.77 ms. Allocated memory is still 200.8 MB. Free memory was 170.1 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:01,366 INFO L168 Benchmark]: RCFGBuilder took 999.39 ms. Allocated memory is still 200.8 MB. Free memory was 167.0 MB in the beginning and 106.7 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:01,367 INFO L168 Benchmark]: Symbolic Interpretation took 2340.15 ms. Allocated memory was 200.8 MB in the beginning and 330.8 MB in the end (delta: 130.0 MB). Free memory was 106.7 MB in the beginning and 288.6 MB in the end (delta: -181.9 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:24:01,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - 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 5785#(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 0.23 ms. Allocated memory is still 133.2 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 604.33 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 88.2 MB in the beginning and 170.1 MB in the end (delta: -81.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.77 ms. Allocated memory is still 200.8 MB. Free memory was 170.1 MB in the beginning and 167.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 999.39 ms. Allocated memory is still 200.8 MB. Free memory was 167.0 MB in the beginning and 106.7 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2340.15 ms. Allocated memory was 200.8 MB in the beginning and 330.8 MB in the end (delta: 130.0 MB). Free memory was 106.7 MB in the beginning and 288.6 MB in the end (delta: -181.9 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...