/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 18:54:24,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 18:54:24,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 18:54:24,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 18:54:24,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 18:54:24,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 18:54:24,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 18:54:24,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 18:54:24,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 18:54:24,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 18:54:24,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 18:54:24,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 18:54:24,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 18:54:24,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 18:54:24,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 18:54:24,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 18:54:24,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 18:54:24,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 18:54:24,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 18:54:24,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 18:54:24,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 18:54:24,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 18:54:24,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 18:54:24,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 18:54:24,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 18:54:24,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 18:54:24,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 18:54:24,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 18:54:24,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 18:54:24,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 18:54:24,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 18:54:24,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 18:54:24,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 18:54:24,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 18:54:24,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 18:54:24,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 18:54:24,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 18:54:24,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 18:54:24,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 18:54:24,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 18:54:24,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 18:54:24,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf [2019-12-27 18:54:24,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 18:54:24,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 18:54:24,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 18:54:24,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 18:54:24,603 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 18:54:24,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 18:54:24,603 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 18:54:24,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 18:54:24,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 18:54:24,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 18:54:24,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 18:54:24,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 18:54:24,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 18:54:24,604 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 18:54:24,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 18:54:24,605 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 18:54:24,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 18:54:24,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 18:54:24,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 18:54:24,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 18:54:24,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 18:54:24,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 18:54:24,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 18:54:24,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 18:54:24,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 18:54:24,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 18:54:24,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 18:54:24,607 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 18:54:24,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 18:54:24,607 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 18:54:24,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 18:54:24,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 18:54:24,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 18:54:24,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 18:54:24,905 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 18:54:24,905 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 18:54:24,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_tso.opt.i [2019-12-27 18:54:24,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4481680/77f8ffc37620428f94216fe2386c222e/FLAGb3373454e [2019-12-27 18:54:25,598 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 18:54:25,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_tso.opt.i [2019-12-27 18:54:25,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4481680/77f8ffc37620428f94216fe2386c222e/FLAGb3373454e [2019-12-27 18:54:25,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4481680/77f8ffc37620428f94216fe2386c222e [2019-12-27 18:54:25,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 18:54:25,866 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 18:54:25,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 18:54:25,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 18:54:25,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 18:54:25,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:54:25" (1/1) ... [2019-12-27 18:54:25,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31e9f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:25, skipping insertion in model container [2019-12-27 18:54:25,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:54:25" (1/1) ... [2019-12-27 18:54:25,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 18:54:25,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 18:54:26,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:54:26,460 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 18:54:26,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:54:26,589 INFO L208 MainTranslator]: Completed translation [2019-12-27 18:54:26,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26 WrapperNode [2019-12-27 18:54:26,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 18:54:26,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 18:54:26,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 18:54:26,591 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 18:54:26,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 18:54:26,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 18:54:26,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 18:54:26,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 18:54:26,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (1/1) ... [2019-12-27 18:54:26,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 18:54:26,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 18:54:26,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 18:54:26,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 18:54:26,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (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 [2019-12-27 18:54:26,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 18:54:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 18:54:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 18:54:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 18:54:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 18:54:26,728 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 18:54:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 18:54:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 18:54:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 18:54:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 18:54:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-12-27 18:54:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-12-27 18:54:26,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 18:54:26,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 18:54:26,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 18:54:26,731 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 18:54:27,120 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 18:54:27,120 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-27 18:54:27,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:54:27 BoogieIcfgContainer [2019-12-27 18:54:27,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 18:54:27,123 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 18:54:27,124 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 18:54:27,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 18:54:27,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 06:54:25" (1/3) ... [2019-12-27 18:54:27,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f1e03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:54:27, skipping insertion in model container [2019-12-27 18:54:27,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:54:26" (2/3) ... [2019-12-27 18:54:27,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f1e03a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:54:27, skipping insertion in model container [2019-12-27 18:54:27,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:54:27" (3/3) ... [2019-12-27 18:54:27,134 INFO L109 eAbstractionObserver]: Analyzing ICFG thin002_tso.opt.i [2019-12-27 18:54:27,146 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 18:54:27,146 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 18:54:27,161 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-27 18:54:27,161 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 18:54:27,192 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,192 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,192 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,193 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,194 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,194 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,194 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,195 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,195 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,195 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,196 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,196 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,196 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,196 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,197 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,197 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,197 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,197 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,198 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,198 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,198 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,199 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,199 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,199 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,204 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,204 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,204 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,204 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,210 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,211 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,211 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,211 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,214 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,214 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,215 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,215 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,218 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,219 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,219 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,219 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:54:27,234 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-27 18:54:27,254 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 18:54:27,255 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 18:54:27,255 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 18:54:27,255 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 18:54:27,255 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 18:54:27,255 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 18:54:27,255 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 18:54:27,256 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 18:54:27,270 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 67 transitions [2019-12-27 18:54:27,272 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 79 places, 67 transitions [2019-12-27 18:54:27,321 INFO L132 PetriNetUnfolder]: 1/63 cut-off events. [2019-12-27 18:54:27,321 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:54:27,327 INFO L76 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 63 events. 1/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 26 event pairs. 0/61 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2019-12-27 18:54:27,331 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 79 places, 67 transitions [2019-12-27 18:54:27,353 INFO L132 PetriNetUnfolder]: 1/63 cut-off events. [2019-12-27 18:54:27,354 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:54:27,355 INFO L76 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 63 events. 1/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 26 event pairs. 0/61 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place. [2019-12-27 18:54:27,358 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 732 [2019-12-27 18:54:27,359 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 18:54:28,911 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-12-27 18:54:28,994 INFO L206 etLargeBlockEncoding]: Checked pairs total: 723 [2019-12-27 18:54:28,994 INFO L214 etLargeBlockEncoding]: Total number of compositions: 56 [2019-12-27 18:54:28,999 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 21 transitions [2019-12-27 18:54:29,017 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 110 states. [2019-12-27 18:54:29,019 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2019-12-27 18:54:29,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-27 18:54:29,028 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:54:29,029 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:54:29,029 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:54:29,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:54:29,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1014881653, now seen corresponding path program 1 times [2019-12-27 18:54:29,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:54:29,056 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642864201] [2019-12-27 18:54:29,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:54:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:54:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:54:29,362 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642864201] [2019-12-27 18:54:29,363 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:54:29,363 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 18:54:29,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [780110951] [2019-12-27 18:54:29,365 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:54:29,371 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:54:29,387 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 11 states and 10 transitions. [2019-12-27 18:54:29,387 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:54:29,391 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:54:29,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:54:29,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:54:29,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:54:29,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:54:29,409 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 3 states. [2019-12-27 18:54:29,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:54:29,432 INFO L93 Difference]: Finished difference Result 102 states and 260 transitions. [2019-12-27 18:54:29,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:54:29,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-12-27 18:54:29,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:54:29,445 INFO L225 Difference]: With dead ends: 102 [2019-12-27 18:54:29,445 INFO L226 Difference]: Without dead ends: 70 [2019-12-27 18:54:29,447 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:54:29,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2019-12-27 18:54:29,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2019-12-27 18:54:29,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-12-27 18:54:29,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 164 transitions. [2019-12-27 18:54:29,490 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 164 transitions. Word has length 10 [2019-12-27 18:54:29,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:54:29,491 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 164 transitions. [2019-12-27 18:54:29,491 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:54:29,491 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 164 transitions. [2019-12-27 18:54:29,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 18:54:29,493 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:54:29,493 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:54:29,493 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:54:29,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:54:29,494 INFO L82 PathProgramCache]: Analyzing trace with hash 1396559818, now seen corresponding path program 1 times [2019-12-27 18:54:29,494 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:54:29,494 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263228811] [2019-12-27 18:54:29,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:54:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:54:29,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:54:29,564 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263228811] [2019-12-27 18:54:29,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:54:29,565 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:54:29,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1628624548] [2019-12-27 18:54:29,565 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:54:29,566 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:54:29,568 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 12 states and 11 transitions. [2019-12-27 18:54:29,569 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:54:29,569 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:54:29,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:54:29,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:54:29,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:54:29,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:54:29,571 INFO L87 Difference]: Start difference. First operand 70 states and 164 transitions. Second operand 4 states. [2019-12-27 18:54:29,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:54:29,603 INFO L93 Difference]: Finished difference Result 74 states and 164 transitions. [2019-12-27 18:54:29,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 18:54:29,604 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-27 18:54:29,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:54:29,605 INFO L225 Difference]: With dead ends: 74 [2019-12-27 18:54:29,606 INFO L226 Difference]: Without dead ends: 58 [2019-12-27 18:54:29,607 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:54:29,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-12-27 18:54:29,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2019-12-27 18:54:29,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2019-12-27 18:54:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 124 transitions. [2019-12-27 18:54:29,614 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 124 transitions. Word has length 11 [2019-12-27 18:54:29,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:54:29,615 INFO L462 AbstractCegarLoop]: Abstraction has 58 states and 124 transitions. [2019-12-27 18:54:29,615 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:54:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 124 transitions. [2019-12-27 18:54:29,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-27 18:54:29,616 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:54:29,616 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:54:29,617 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:54:29,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:54:29,617 INFO L82 PathProgramCache]: Analyzing trace with hash 37410345, now seen corresponding path program 1 times [2019-12-27 18:54:29,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:54:29,618 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689950699] [2019-12-27 18:54:29,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:54:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:54:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:54:29,705 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689950699] [2019-12-27 18:54:29,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:54:29,705 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:54:29,705 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1511321431] [2019-12-27 18:54:29,706 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:54:29,707 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:54:29,709 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 15 states and 16 transitions. [2019-12-27 18:54:29,711 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:54:29,712 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:54:29,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:54:29,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:54:29,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:54:29,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:54:29,714 INFO L87 Difference]: Start difference. First operand 58 states and 124 transitions. Second operand 4 states. [2019-12-27 18:54:29,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:54:29,743 INFO L93 Difference]: Finished difference Result 68 states and 137 transitions. [2019-12-27 18:54:29,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 18:54:29,743 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-12-27 18:54:29,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:54:29,744 INFO L225 Difference]: With dead ends: 68 [2019-12-27 18:54:29,745 INFO L226 Difference]: Without dead ends: 44 [2019-12-27 18:54:29,745 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:54:29,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2019-12-27 18:54:29,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2019-12-27 18:54:29,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-27 18:54:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 81 transitions. [2019-12-27 18:54:29,755 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 81 transitions. Word has length 12 [2019-12-27 18:54:29,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:54:29,755 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 81 transitions. [2019-12-27 18:54:29,755 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:54:29,756 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 81 transitions. [2019-12-27 18:54:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 18:54:29,756 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:54:29,757 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:54:29,758 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:54:29,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:54:29,759 INFO L82 PathProgramCache]: Analyzing trace with hash 2064287004, now seen corresponding path program 1 times [2019-12-27 18:54:29,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:54:29,760 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156181030] [2019-12-27 18:54:29,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:54:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:54:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:54:29,841 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156181030] [2019-12-27 18:54:29,841 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:54:29,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:54:29,844 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [821050063] [2019-12-27 18:54:29,844 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:54:29,847 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:54:29,850 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 18:54:29,850 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:54:29,850 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:54:29,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:54:29,851 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:54:29,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:54:29,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:54:29,852 INFO L87 Difference]: Start difference. First operand 44 states and 81 transitions. Second operand 4 states. [2019-12-27 18:54:29,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:54:29,873 INFO L93 Difference]: Finished difference Result 55 states and 94 transitions. [2019-12-27 18:54:29,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 18:54:29,874 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 18:54:29,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:54:29,874 INFO L225 Difference]: With dead ends: 55 [2019-12-27 18:54:29,875 INFO L226 Difference]: Without dead ends: 31 [2019-12-27 18:54:29,875 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:54:29,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-12-27 18:54:29,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-12-27 18:54:29,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-12-27 18:54:29,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 46 transitions. [2019-12-27 18:54:29,879 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 46 transitions. Word has length 13 [2019-12-27 18:54:29,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:54:29,879 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 46 transitions. [2019-12-27 18:54:29,879 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:54:29,879 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2019-12-27 18:54:29,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 18:54:29,880 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:54:29,880 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:54:29,881 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:54:29,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:54:29,881 INFO L82 PathProgramCache]: Analyzing trace with hash -432128726, now seen corresponding path program 1 times [2019-12-27 18:54:29,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:54:29,882 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715803324] [2019-12-27 18:54:29,882 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:54:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:54:29,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:54:29,945 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715803324] [2019-12-27 18:54:29,946 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:54:29,946 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:54:29,946 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [844248570] [2019-12-27 18:54:29,946 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:54:29,949 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:54:29,954 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 15 states and 14 transitions. [2019-12-27 18:54:29,955 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:54:29,959 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:54:29,960 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:54:29,960 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:54:29,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:54:29,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:54:29,961 INFO L87 Difference]: Start difference. First operand 31 states and 46 transitions. Second operand 4 states. [2019-12-27 18:54:29,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:54:29,976 INFO L93 Difference]: Finished difference Result 30 states and 45 transitions. [2019-12-27 18:54:29,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 18:54:29,977 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-27 18:54:29,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:54:29,977 INFO L225 Difference]: With dead ends: 30 [2019-12-27 18:54:29,977 INFO L226 Difference]: Without dead ends: 0 [2019-12-27 18:54:29,978 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:54:29,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-27 18:54:29,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-27 18:54:29,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-27 18:54:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-27 18:54:29,978 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-12-27 18:54:29,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:54:29,979 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-27 18:54:29,979 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:54:29,979 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-27 18:54:29,979 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-27 18:54:29,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 06:54:29 BasicIcfg [2019-12-27 18:54:29,983 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 18:54:29,985 INFO L168 Benchmark]: Toolchain (without parser) took 4119.23 ms. Allocated memory was 138.9 MB in the beginning and 250.1 MB in the end (delta: 111.1 MB). Free memory was 100.4 MB in the beginning and 95.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 116.1 MB. Max. memory is 7.1 GB. [2019-12-27 18:54:29,986 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-27 18:54:29,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.02 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 100.0 MB in the beginning and 159.2 MB in the end (delta: -59.2 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2019-12-27 18:54:29,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.56 ms. Allocated memory is still 202.9 MB. Free memory was 159.2 MB in the beginning and 157.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-12-27 18:54:29,989 INFO L168 Benchmark]: Boogie Preprocessor took 28.54 ms. Allocated memory is still 202.9 MB. Free memory was 157.2 MB in the beginning and 155.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-12-27 18:54:29,990 INFO L168 Benchmark]: RCFGBuilder took 455.42 ms. Allocated memory is still 202.9 MB. Free memory was 155.7 MB in the beginning and 133.0 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-12-27 18:54:29,991 INFO L168 Benchmark]: TraceAbstraction took 2860.03 ms. Allocated memory was 202.9 MB in the beginning and 250.1 MB in the end (delta: 47.2 MB). Free memory was 132.3 MB in the beginning and 95.5 MB in the end (delta: 36.8 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2019-12-27 18:54:29,995 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 138.9 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.02 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 100.0 MB in the beginning and 159.2 MB in the end (delta: -59.2 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.56 ms. Allocated memory is still 202.9 MB. Free memory was 159.2 MB in the beginning and 157.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 28.54 ms. Allocated memory is still 202.9 MB. Free memory was 157.2 MB in the beginning and 155.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 455.42 ms. Allocated memory is still 202.9 MB. Free memory was 155.7 MB in the beginning and 133.0 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2860.03 ms. Allocated memory was 202.9 MB in the beginning and 250.1 MB in the end (delta: 47.2 MB). Free memory was 132.3 MB in the beginning and 95.5 MB in the end (delta: 36.8 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.7s, 79 ProgramPointsBefore, 28 ProgramPointsAfterwards, 67 TransitionsBefore, 21 TransitionsAfterwards, 732 CoEnabledTransitionPairs, 7 FixpointIterations, 17 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 0 ChoiceCompositions, 358 VarBasedMoverChecksPositive, 12 VarBasedMoverChecksNegative, 2 SemBasedMoverChecksPositive, 14 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.1s, 0 MoverChecksTotal, 723 CheckedPairsTotal, 56 TotalNumberOfCompositions - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 67 locations, 1 error locations. Result: SAFE, OverallTime: 2.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 66 SDtfs, 65 SDslu, 47 SDs, 0 SdLazy, 21 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 1845 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...