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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:03:19,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:03:19,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:03:19,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:03:19,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:03:19,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:03:19,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:03:19,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:03:19,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:03:19,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:03:19,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:03:19,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:03:19,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:03:19,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:03:19,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:03:19,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:03:19,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:03:19,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:03:19,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:03:19,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:03:19,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:03:19,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:03:19,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:03:19,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:03:19,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:03:19,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:03:19,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:03:19,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:03:19,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:03:19,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:03:19,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:03:19,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:03:19,986 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:03:19,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:03:19,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:03:19,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:03:19,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:03:19,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:03:19,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:03:19,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:03:19,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:03:19,992 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 [2019-10-15 07:03:20,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:03:20,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:03:20,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:03:20,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:03:20,007 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:03:20,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:03:20,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:03:20,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:03:20,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:03:20,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:03:20,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:03:20,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:03:20,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:03:20,008 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:03:20,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:03:20,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:03:20,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:03:20,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:03:20,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:03:20,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:03:20,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:03:20,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:03:20,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:03:20,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:03:20,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:03:20,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:03:20,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:03:20,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:03:20,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 07:03:20,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:03:20,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:03:20,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:03:20,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:03:20,317 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:03:20,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-10-15 07:03:20,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/491b974a9/32fee161ec89448091c246dc5d83b18a/FLAG1aa331896 [2019-10-15 07:03:20,854 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:03:20,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2019-10-15 07:03:20,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/491b974a9/32fee161ec89448091c246dc5d83b18a/FLAG1aa331896 [2019-10-15 07:03:21,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/491b974a9/32fee161ec89448091c246dc5d83b18a [2019-10-15 07:03:21,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:03:21,228 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:03:21,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:03:21,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:03:21,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:03:21,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4caf3c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21, skipping insertion in model container [2019-10-15 07:03:21,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,243 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:03:21,301 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:03:21,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:03:21,715 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:03:21,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:03:21,817 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:03:21,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21 WrapperNode [2019-10-15 07:03:21,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:03:21,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:03:21,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:03:21,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:03:21,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (1/1) ... [2019-10-15 07:03:21,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:03:21,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:03:21,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:03:21,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:03:21,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:21" (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 [2019-10-15 07:03:21,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:03:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:03:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-10-15 07:03:21,964 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-10-15 07:03:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-10-15 07:03:21,965 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-10-15 07:03:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-10-15 07:03:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-10-15 07:03:21,966 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-10-15 07:03:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-10-15 07:03:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-10-15 07:03:21,967 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-10-15 07:03:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-10-15 07:03:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-10-15 07:03:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-10-15 07:03:21,968 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-10-15 07:03:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-10-15 07:03:21,971 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:03:21,972 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-15 07:03:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:03:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 07:03:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 07:03:21,972 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-15 07:03:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-15 07:03:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-15 07:03:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 07:03:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-10-15 07:03:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-10-15 07:03:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-10-15 07:03:21,973 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-10-15 07:03:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-10-15 07:03:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-10-15 07:03:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-10-15 07:03:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-10-15 07:03:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-15 07:03:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-10-15 07:03:21,974 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-10-15 07:03:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-10-15 07:03:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-10-15 07:03:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-10-15 07:03:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-15 07:03:21,975 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:03:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:03:21,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:03:23,292 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:03:23,292 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 07:03:23,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:03:23 BoogieIcfgContainer [2019-10-15 07:03:23,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:03:23,294 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:03:23,295 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:03:23,295 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:03:23,296 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:03:23" (1/1) ... [2019-10-15 07:03:23,297 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 07:03:23,321 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:03:23,322 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:03:23,331 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:03:23,339 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:03:23,341 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:03:23,607 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-10-15 07:03:23,930 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 235 for LOIs [2019-10-15 07:03:28,041 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 23 for LOIs [2019-10-15 07:03:31,348 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 18 for LOIs [2019-10-15 07:03:31,357 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 17 for LOIs [2019-10-15 07:03:31,366 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-10-15 07:03:31,369 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 15 for LOIs [2019-10-15 07:03:31,375 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 10 for LOIs [2019-10-15 07:03:31,382 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 14 for LOIs [2019-10-15 07:03:31,389 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:03:31,406 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:03:31,407 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:03:31,409 INFO L168 Benchmark]: Toolchain (without parser) took 10181.18 ms. Allocated memory was 145.2 MB in the beginning and 457.2 MB in the end (delta: 312.0 MB). Free memory was 102.3 MB in the beginning and 176.7 MB in the end (delta: -74.4 MB). Peak memory consumption was 237.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:31,410 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 07:03:31,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.22 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 102.1 MB in the beginning and 175.0 MB in the end (delta: -73.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:31,412 INFO L168 Benchmark]: Boogie Preprocessor took 66.47 ms. Allocated memory is still 202.9 MB. Free memory was 175.0 MB in the beginning and 172.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:31,414 INFO L168 Benchmark]: RCFGBuilder took 1408.99 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 172.0 MB in the beginning and 171.9 MB in the end (delta: 75.1 kB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:31,417 INFO L168 Benchmark]: Sifa took 8112.51 ms. Allocated memory was 235.4 MB in the beginning and 457.2 MB in the end (delta: 221.8 MB). Free memory was 171.9 MB in the beginning and 176.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 216.9 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:31,420 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 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 589.22 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 102.1 MB in the beginning and 175.0 MB in the end (delta: -73.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.47 ms. Allocated memory is still 202.9 MB. Free memory was 175.0 MB in the beginning and 172.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1408.99 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 172.0 MB in the beginning and 171.9 MB in the end (delta: 75.1 kB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * Sifa took 8112.51 ms. Allocated memory was 235.4 MB in the beginning and 457.2 MB in the end (delta: 221.8 MB). Free memory was 171.9 MB in the beginning and 176.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 216.9 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]: 8068, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1618, DAG_INTERPRETER_EARLY_EXITS: 38, TOOLS_POST_APPLICATIONS: 1146, TOOLS_POST_TIME[ms]: 739, TOOLS_POST_CALL_APPLICATIONS: 433, TOOLS_POST_CALL_TIME[ms]: 723, TOOLS_POST_RETURN_APPLICATIONS: 403, TOOLS_POST_RETURN_TIME[ms]: 1147, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1978, TOOLS_QUANTIFIERELIM_TIME[ms]: 2276, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 294, FLUID_QUERY_TIME[ms]: 31, FLUID_QUERIES: 1619, FLUID_YES_ANSWERS: 9, DOMAIN_JOIN_APPLICATIONS: 613, DOMAIN_JOIN_TIME[ms]: 4629, DOMAIN_ALPHA_APPLICATIONS: 9, DOMAIN_ALPHA_TIME[ms]: 11, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 352, DOMAIN_ISBOTTOM_TIME[ms]: 437, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2580, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2580, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 403, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3395, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3393, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 126, DAG_COMPRESSION_PROCESSED_NODES: 6582, DAG_COMPRESSION_RETAINED_NODES: 1591 - UnprovableResult [Line: 662]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 5912#(and (and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) (or (and (<= ~active_side_History_0~0 2) (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 ~active_side_History_0~0) (<= 0 assert_~arg)) (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= ~active_side_History_0~0 2) (<= assert_~arg 1) (<= |assert_#in~arg| 1) (<= 0 ~active_side_History_0~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...