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 -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:42:14,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:42:14,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:42:14,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:42:14,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:42:14,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:42:14,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:42:14,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:42:14,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:42:14,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:42:14,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:42:14,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:42:14,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:42:14,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:42:14,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:42:14,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:42:14,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:42:14,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:42:14,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:42:14,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:42:14,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:42:14,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:42:14,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:42:14,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:42:14,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:42:14,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:42:14,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:42:14,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:42:14,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:42:14,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:42:14,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:42:14,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:42:14,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:42:14,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:42:14,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:42:14,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:42:14,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:42:14,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:42:14,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:42:14,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:42:14,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:42:14,636 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 [2019-09-06 11:42:14,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:42:14,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:42:14,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:42:14,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:42:14,661 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:42:14,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:42:14,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:42:14,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:42:14,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:42:14,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:42:14,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:42:14,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:42:14,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:42:14,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:42:14,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:42:14,663 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:42:14,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:42:14,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:42:14,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:42:14,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:42:14,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:42:14,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:42:14,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:42:14,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:42:14,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:42:14,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:42:14,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:42:14,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:42:14,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:42:14,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:42:14,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:42:14,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:42:14,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:42:14,713 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:42:14,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-06 11:42:14,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f51292e3/5cf5d78d28f847c1b1690b91c36a5463/FLAGa00d4f913 [2019-09-06 11:42:15,280 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:42:15,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-09-06 11:42:15,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f51292e3/5cf5d78d28f847c1b1690b91c36a5463/FLAGa00d4f913 [2019-09-06 11:42:15,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f51292e3/5cf5d78d28f847c1b1690b91c36a5463 [2019-09-06 11:42:15,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:42:15,551 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:42:15,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:42:15,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:42:15,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:42:15,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:42:15" (1/1) ... [2019-09-06 11:42:15,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6715b7bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:15, skipping insertion in model container [2019-09-06 11:42:15,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:42:15" (1/1) ... [2019-09-06 11:42:15,568 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:42:15,621 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:42:16,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:42:16,053 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:42:16,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:42:16,170 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:42:16,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16 WrapperNode [2019-09-06 11:42:16,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:42:16,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:42:16,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:42:16,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:42:16,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (1/1) ... [2019-09-06 11:42:16,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (1/1) ... [2019-09-06 11:42:16,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (1/1) ... [2019-09-06 11:42:16,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (1/1) ... [2019-09-06 11:42:16,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (1/1) ... [2019-09-06 11:42:16,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (1/1) ... [2019-09-06 11:42:16,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (1/1) ... [2019-09-06 11:42:16,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:42:16,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:42:16,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:42:16,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:42:16,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:42:16" (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 [2019-09-06 11:42:16,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:42:16,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:42:16,315 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-06 11:42:16,315 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-06 11:42:16,316 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-06 11:42:16,316 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-06 11:42:16,317 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-06 11:42:16,317 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-06 11:42:16,317 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-06 11:42:16,318 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-06 11:42:16,318 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:42:16,318 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-06 11:42:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-06 11:42:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-06 11:42:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-06 11:42:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-06 11:42:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:42:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:42:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:42:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:42:16,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:42:16,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:42:16,324 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:42:16,324 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:42:16,324 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:42:16,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:42:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-06 11:42:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-06 11:42:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-06 11:42:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-06 11:42:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-06 11:42:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-06 11:42:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-06 11:42:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-06 11:42:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:42:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-06 11:42:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-06 11:42:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-06 11:42:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-06 11:42:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-06 11:42:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:42:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:42:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:42:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:42:17,346 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:42:17,346 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:42:17,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:42:17 BoogieIcfgContainer [2019-09-06 11:42:17,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:42:17,348 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:42:17,349 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:42:17,349 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:42:17,350 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:42:17" (1/1) ... [2019-09-06 11:42:17,351 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:42:17,381 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:42:17,381 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:42:17,402 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:42:17,414 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:42:17,416 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:42:17,592 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 191 for LOIs [2019-09-06 11:42:40,294 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 56 for LOIs [2019-09-06 11:42:51,996 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 76 for LOIs [2019-09-06 11:42:51,998 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 76 for LOIs [2019-09-06 11:42:52,000 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 53 for LOIs [2019-09-06 11:42:52,001 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 81 for LOIs [2019-09-06 11:42:52,009 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 80 for LOIs [2019-09-06 11:42:52,017 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 79 for LOIs [2019-09-06 11:42:52,019 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:42:52,019 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:42:52,021 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 12391#(or (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) (<= 0 (+ ~active_side_History_2~0 128)) (<= 0 ~active_side_History_0~0) (<= ~s2s2~0 0) (<= 1 |assert_#in~arg|) (<= 0 (+ ~active_side_History_1~0 128)) (<= 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)) (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) (<= 0 (+ ~active_side_History_2~0 128)) (<= 0 ~active_side_History_0~0) (<= ~s2s2~0 0) (<= 0 assert_~arg) (<= assert_~arg 0) (<= 0 (+ ~active_side_History_1~0 128)) (<= 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))) [2019-09-06 11:42:52,039 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:42:52,039 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:42:52,042 INFO L168 Benchmark]: Toolchain (without parser) took 36489.61 ms. Allocated memory was 130.5 MB in the beginning and 735.1 MB in the end (delta: 604.5 MB). Free memory was 85.4 MB in the beginning and 268.6 MB in the end (delta: -183.2 MB). Peak memory consumption was 421.3 MB. Max. memory is 7.1 GB. [2019-09-06 11:42:52,044 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:42:52,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.39 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.0 MB in the beginning and 167.8 MB in the end (delta: -82.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:42:52,048 INFO L168 Benchmark]: Boogie Preprocessor took 89.10 ms. Allocated memory is still 198.2 MB. Free memory was 167.8 MB in the beginning and 164.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:42:52,049 INFO L168 Benchmark]: RCFGBuilder took 1087.66 ms. Allocated memory is still 198.2 MB. Free memory was 164.5 MB in the beginning and 103.3 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:42:52,056 INFO L168 Benchmark]: Sifa took 34690.96 ms. Allocated memory was 198.2 MB in the beginning and 735.1 MB in the end (delta: 536.9 MB). Free memory was 103.3 MB in the beginning and 268.6 MB in the end (delta: -165.3 MB). Peak memory consumption was 371.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:42:52,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.39 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 85.0 MB in the beginning and 167.8 MB in the end (delta: -82.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.10 ms. Allocated memory is still 198.2 MB. Free memory was 167.8 MB in the beginning and 164.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1087.66 ms. Allocated memory is still 198.2 MB. Free memory was 164.5 MB in the beginning and 103.3 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 7.1 GB. * Sifa took 34690.96 ms. Allocated memory was 198.2 MB in the beginning and 735.1 MB in the end (delta: 536.9 MB). Free memory was 103.3 MB in the beginning and 268.6 MB in the end (delta: -165.3 MB). Peak memory consumption was 371.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 34641, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 7165, DAG_INTERPRETER_EARLY_EXITS: 143, TOOLS_POST_APPLICATIONS: 5351, TOOLS_POST_TIME[ms]: 1776, TOOLS_POST_CALL_APPLICATIONS: 1745, TOOLS_POST_CALL_TIME[ms]: 2786, TOOLS_POST_RETURN_APPLICATIONS: 1715, TOOLS_POST_RETURN_TIME[ms]: 1608, TOOLS_QUANTIFIERELIM_TIME[ms]: 4590, FLUID_QUERY_TIME[ms]: 145, FLUID_QUERIES: 7169, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 1981, DOMAIN_JOIN_TIME[ms]: 1707, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14279, DOMAIN_ISSUBSETEQ_TIME[ms]: 22726, DOMAIN_ISBOTTOM_APPLICATIONS: 1472, DOMAIN_ISBOTTOM_TIME[ms]: 2635, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 21817, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 21816, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 1715, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31776, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 235, DAG_COMPRESSION_PROCESSED_NODES: 7384, DAG_COMPRESSION_RETAINED_NODES: 3123 - 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 12391#(or (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) (<= 0 (+ ~active_side_History_2~0 128)) (<= 0 ~active_side_History_0~0) (<= ~s2s2~0 0) (<= 1 |assert_#in~arg|) (<= 0 (+ ~active_side_History_1~0 128)) (<= 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)) (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) (<= 0 (+ ~active_side_History_2~0 128)) (<= 0 ~active_side_History_0~0) (<= ~s2s2~0 0) (<= 0 assert_~arg) (<= assert_~arg 0) (<= 0 (+ ~active_side_History_1~0 128)) (<= 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))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...