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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:56:11,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:56:11,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:56:11,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:56:11,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:56:11,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:56:11,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:56:11,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:56:11,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:56:11,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:56:11,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:56:11,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:56:11,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:56:11,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:56:11,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:56:11,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:56:11,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:56:11,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:56:11,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:56:11,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:56:11,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:56:11,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:56:11,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:56:11,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:56:11,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:56:11,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:56:11,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:56:11,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:56:11,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:56:11,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:56:11,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:56:11,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:56:11,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:56:11,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:56:11,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:56:11,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:56:11,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:56:11,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:56:11,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:56:11,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:56:11,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:56:11,259 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 [2019-09-20 15:56:11,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:56:11,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:56:11,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:56:11,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:56:11,284 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:56:11,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:56:11,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:56:11,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:56:11,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:56:11,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:56:11,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:56:11,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:56:11,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:56:11,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:56:11,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:56:11,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:56:11,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:56:11,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:56:11,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:56:11,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:56:11,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:56:11,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:56:11,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:56:11,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:56:11,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:56:11,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:56:11,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:56:11,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:56:11,290 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:56:11,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:56:11,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:56:11,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:56:11,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:56:11,364 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:56:11,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 15:56:11,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36efa1f4a/5c1872ee26554b17be562e4498d72017/FLAG33927ef45 [2019-09-20 15:56:11,999 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:56:12,003 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2019-09-20 15:56:12,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36efa1f4a/5c1872ee26554b17be562e4498d72017/FLAG33927ef45 [2019-09-20 15:56:12,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36efa1f4a/5c1872ee26554b17be562e4498d72017 [2019-09-20 15:56:12,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:56:12,302 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:56:12,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:56:12,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:56:12,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:56:12,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2979f7f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12, skipping insertion in model container [2019-09-20 15:56:12,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,318 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:56:12,370 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:56:12,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:56:12,772 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:56:12,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:56:12,879 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:56:12,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12 WrapperNode [2019-09-20 15:56:12,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:56:12,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:56:12,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:56:12,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:56:12,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (1/1) ... [2019-09-20 15:56:12,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:56:12,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:56:12,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:56:12,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:56:12,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:12" (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 [2019-09-20 15:56:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:56:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:56:13,035 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-09-20 15:56:13,036 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-09-20 15:56:13,037 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-09-20 15:56:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-09-20 15:56:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-09-20 15:56:13,038 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-09-20 15:56:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-09-20 15:56:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-09-20 15:56:13,039 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 15:56:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-09-20 15:56:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-09-20 15:56:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-09-20 15:56:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-09-20 15:56:13,040 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-09-20 15:56:13,043 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 15:56:13,043 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:56:13,043 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-20 15:56:13,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:56:13,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 15:56:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 15:56:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-20 15:56:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-20 15:56:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-20 15:56:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 15:56:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-09-20 15:56:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-09-20 15:56:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-09-20 15:56:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-09-20 15:56:13,046 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-09-20 15:56:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-09-20 15:56:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-09-20 15:56:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-09-20 15:56:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 15:56:13,047 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-09-20 15:56:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-09-20 15:56:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-09-20 15:56:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-09-20 15:56:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-09-20 15:56:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 15:56:13,048 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:56:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:56:13,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:56:14,423 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:56:14,423 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 15:56:14,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:56:14 BoogieIcfgContainer [2019-09-20 15:56:14,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:56:14,426 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:56:14,426 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:56:14,426 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:56:14,428 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:56:14" (1/1) ... [2019-09-20 15:56:14,428 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:56:14,454 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:56:14,454 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:56:14,470 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:56:14,481 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:56:14,483 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:56:14,760 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 15:56:14,920 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 178 for LOIs [2019-09-20 15:56:18,918 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 18 for LOIs [2019-09-20 15:56:22,353 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 1 for LOIs [2019-09-20 15:56:22,357 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 1 for LOIs [2019-09-20 15:56:22,360 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-09-20 15:56:22,362 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 1 for LOIs [2019-09-20 15:56:22,365 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 33 for LOIs [2019-09-20 15:56:22,368 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 24 for LOIs [2019-09-20 15:56:22,370 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:56:22,371 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:56:22,373 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 3544#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|) (or (= 0 |assert_#in~arg|) (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (= 1 |assert_#in~arg|) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= ~nomsg~0 ~cs1_new~0) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0)))) [2019-09-20 15:56:22,390 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:56:22,390 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:56:22,392 INFO L168 Benchmark]: Toolchain (without parser) took 10090.09 ms. Allocated memory was 135.8 MB in the beginning and 463.5 MB in the end (delta: 327.7 MB). Free memory was 84.6 MB in the beginning and 95.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 316.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:22,393 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:56:22,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.93 ms. Allocated memory was 135.8 MB in the beginning and 200.3 MB in the end (delta: 64.5 MB). Free memory was 84.4 MB in the beginning and 169.9 MB in the end (delta: -85.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:22,395 INFO L168 Benchmark]: Boogie Preprocessor took 94.49 ms. Allocated memory is still 200.3 MB. Free memory was 169.9 MB in the beginning and 166.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:22,396 INFO L168 Benchmark]: RCFGBuilder took 1450.52 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 166.5 MB in the beginning and 165.8 MB in the end (delta: 732.9 kB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:22,397 INFO L168 Benchmark]: Sifa took 7964.52 ms. Allocated memory was 224.4 MB in the beginning and 463.5 MB in the end (delta: 239.1 MB). Free memory was 165.8 MB in the beginning and 95.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 309.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:22,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 576.93 ms. Allocated memory was 135.8 MB in the beginning and 200.3 MB in the end (delta: 64.5 MB). Free memory was 84.4 MB in the beginning and 169.9 MB in the end (delta: -85.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.49 ms. Allocated memory is still 200.3 MB. Free memory was 169.9 MB in the beginning and 166.5 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1450.52 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 166.5 MB in the beginning and 165.8 MB in the end (delta: 732.9 kB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Sifa took 7964.52 ms. Allocated memory was 224.4 MB in the beginning and 463.5 MB in the end (delta: 239.1 MB). Free memory was 165.8 MB in the beginning and 95.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 309.3 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]: 7919, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1616, DAG_INTERPRETER_EARLY_EXITS: 38, TOOLS_POST_APPLICATIONS: 1144, TOOLS_POST_TIME[ms]: 745, TOOLS_POST_CALL_APPLICATIONS: 433, TOOLS_POST_CALL_TIME[ms]: 1219, TOOLS_POST_RETURN_APPLICATIONS: 403, TOOLS_POST_RETURN_TIME[ms]: 1172, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1976, TOOLS_QUANTIFIERELIM_TIME[ms]: 2809, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 265, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 1617, FLUID_YES_ANSWERS: 9, DOMAIN_JOIN_APPLICATIONS: 613, DOMAIN_JOIN_TIME[ms]: 3825, 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]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 352, DOMAIN_ISBOTTOM_TIME[ms]: 532, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2685, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2685, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 403, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3141, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3139, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 157, 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 3544#(and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|) (or (= 0 |assert_#in~arg|) (and (= ~nomsg~0 ~s1s2_new~0) (= ~nomsg~0 ~s2s2_new~0) (= 1 |assert_#in~arg|) (= ~nomsg~0 ~s2s1_new~0) (= ~nomsg~0 ~s2p_new~0) (= ~nomsg~0 ~cs1_new~0) (= ~nomsg~0 ~cs2_new~0) (= ~s1p_new~0 ~nomsg~0) (= ~nomsg~0 ~s1s1_new~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...