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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:54:18,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:54:18,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:54:18,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:54:18,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:54:18,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:54:18,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:54:18,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:54:18,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:54:18,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:54:18,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:54:18,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:54:18,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:54:18,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:54:18,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:54:18,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:54:18,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:54:18,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:54:18,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:54:18,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:54:18,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:54:18,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:54:18,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:54:18,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:54:18,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:54:18,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:54:18,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:54:18,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:54:18,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:54:18,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:54:18,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:54:18,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:54:18,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:54:18,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:54:18,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:54:18,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:54:18,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:54:18,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:54:18,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:54:18,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:54:18,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:54:18,070 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 [2019-09-25 17:54:18,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:54:18,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:54:18,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:54:18,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:54:18,087 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:54:18,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:54:18,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:54:18,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:54:18,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:54:18,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:54:18,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:54:18,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:54:18,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:54:18,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:54:18,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:54:18,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:54:18,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:54:18,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:54:18,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:54:18,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:54:18,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:54:18,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:54:18,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:54:18,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:54:18,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:54:18,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:54:18,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:54:18,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:54:18,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:54:18,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:54:18,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:54:18,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:54:18,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:54:18,153 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:54:18,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-25 17:54:18,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c78584d/11c9d6ce987e4254843261651f34583f/FLAG562ce00e6 [2019-09-25 17:54:18,776 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:54:18,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-25 17:54:18,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c78584d/11c9d6ce987e4254843261651f34583f/FLAG562ce00e6 [2019-09-25 17:54:19,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c78584d/11c9d6ce987e4254843261651f34583f [2019-09-25 17:54:19,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:54:19,080 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:54:19,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:54:19,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:54:19,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:54:19,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3143413b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19, skipping insertion in model container [2019-09-25 17:54:19,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,096 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:54:19,151 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:54:19,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:54:19,557 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:54:19,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:54:19,687 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:54:19,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19 WrapperNode [2019-09-25 17:54:19,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:54:19,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:54:19,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:54:19,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:54:19,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:54:19,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:54:19,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:54:19,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:54:19,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:19" (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 [2019-09-25 17:54:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:54:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:54:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-25 17:54:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-25 17:54:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-25 17:54:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-25 17:54:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-25 17:54:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-25 17:54:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-25 17:54:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-25 17:54:19,819 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-25 17:54:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-25 17:54:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-25 17:54:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-25 17:54:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-25 17:54:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-25 17:54:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-25 17:54:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:54:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-25 17:54:19,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:54:19,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-25 17:54:19,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-25 17:54:19,822 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-25 17:54:19,822 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-25 17:54:19,822 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-25 17:54:19,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 17:54:19,822 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-25 17:54:19,822 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-25 17:54:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-25 17:54:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-25 17:54:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-25 17:54:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-25 17:54:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-25 17:54:19,823 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-25 17:54:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-25 17:54:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-25 17:54:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-25 17:54:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-25 17:54:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-25 17:54:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-25 17:54:19,824 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-25 17:54:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:54:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:54:19,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:54:21,283 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:54:21,284 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 17:54:21,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:54:21 BoogieIcfgContainer [2019-09-25 17:54:21,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:54:21,287 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:54:21,287 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:54:21,287 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:54:21,289 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:54:21" (1/1) ... [2019-09-25 17:54:21,290 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:54:21,322 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:54:21,322 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:54:21,340 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:54:21,351 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:54:21,352 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:54:21,693 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-25 17:54:21,881 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 178 for LOIs [2019-09-25 17:54:26,563 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 18 for LOIs [2019-09-25 17:54:31,988 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 for LOIs [2019-09-25 17:54:31,992 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 33 for LOIs [2019-09-25 17:54:32,000 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-09-25 17:54:32,002 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 33 for LOIs [2019-09-25 17:54:32,005 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 42 for LOIs [2019-09-25 17:54:32,008 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 24 for LOIs [2019-09-25 17:54:32,015 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:54:32,015 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:54:32,017 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 3951#(or (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~cs1_new~0) (= 1 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0)) (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|))) [2019-09-25 17:54:32,040 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:54:32,040 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:54:32,045 INFO L168 Benchmark]: Toolchain (without parser) took 12964.16 ms. Allocated memory was 131.6 MB in the beginning and 661.7 MB in the end (delta: 530.1 MB). Free memory was 85.2 MB in the beginning and 430.0 MB in the end (delta: -344.9 MB). Peak memory consumption was 185.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:32,047 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:54:32,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.10 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.9 MB in the beginning and 170.4 MB in the end (delta: -85.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:32,050 INFO L168 Benchmark]: Boogie Preprocessor took 67.50 ms. Allocated memory is still 199.8 MB. Free memory was 170.4 MB in the beginning and 167.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:32,057 INFO L168 Benchmark]: RCFGBuilder took 1529.53 ms. Allocated memory was 199.8 MB in the beginning and 221.2 MB in the end (delta: 21.5 MB). Free memory was 166.8 MB in the beginning and 167.7 MB in the end (delta: -972.5 kB). Peak memory consumption was 98.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:32,058 INFO L168 Benchmark]: Sifa took 10755.64 ms. Allocated memory was 221.2 MB in the beginning and 661.7 MB in the end (delta: 440.4 MB). Free memory was 167.7 MB in the beginning and 430.0 MB in the end (delta: -262.3 MB). Peak memory consumption was 178.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:32,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 131.6 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 605.10 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 84.9 MB in the beginning and 170.4 MB in the end (delta: -85.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.50 ms. Allocated memory is still 199.8 MB. Free memory was 170.4 MB in the beginning and 167.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1529.53 ms. Allocated memory was 199.8 MB in the beginning and 221.2 MB in the end (delta: 21.5 MB). Free memory was 166.8 MB in the beginning and 167.7 MB in the end (delta: -972.5 kB). Peak memory consumption was 98.6 MB. Max. memory is 7.1 GB. * Sifa took 10755.64 ms. Allocated memory was 221.2 MB in the beginning and 661.7 MB in the end (delta: 440.4 MB). Free memory was 167.7 MB in the beginning and 430.0 MB in the end (delta: -262.3 MB). Peak memory consumption was 178.1 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]: 10696, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1616, DAG_INTERPRETER_EARLY_EXITS: 59, TOOLS_POST_APPLICATIONS: 1144, TOOLS_POST_TIME[ms]: 924, TOOLS_POST_CALL_APPLICATIONS: 433, TOOLS_POST_CALL_TIME[ms]: 687, TOOLS_POST_RETURN_APPLICATIONS: 403, TOOLS_POST_RETURN_TIME[ms]: 1362, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1976, TOOLS_QUANTIFIERELIM_TIME[ms]: 2543, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 342, FLUID_QUERY_TIME[ms]: 32, FLUID_QUERIES: 1617, FLUID_YES_ANSWERS: 9, DOMAIN_JOIN_APPLICATIONS: 501, DOMAIN_JOIN_TIME[ms]: 6565, DOMAIN_ALPHA_APPLICATIONS: 9, DOMAIN_ALPHA_TIME[ms]: 7, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 352, DOMAIN_ISBOTTOM_TIME[ms]: 706, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3354, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3353, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 403, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 4004, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4002, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 166, DAG_COMPRESSION_PROCESSED_NODES: 6578, DAG_COMPRESSION_RETAINED_NODES: 1589 - 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 3951#(or (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~cs1_new~0) (= 1 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0)) (and (= (mod assert_~arg 256) 0) (= 0 |assert_#in~arg|) (= assert_~arg |assert_#in~arg|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...