./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe025_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f6fb2bb1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe025_tso.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e582d929204997136f783dc3bbc5b7d5f0ce2f78 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-f6fb2bb [2019-11-19 19:20:20,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 19:20:20,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 19:20:20,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 19:20:20,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 19:20:20,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 19:20:20,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 19:20:20,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 19:20:20,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 19:20:20,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 19:20:20,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 19:20:20,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 19:20:20,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 19:20:20,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 19:20:20,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 19:20:20,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 19:20:20,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 19:20:20,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 19:20:20,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 19:20:20,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 19:20:20,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 19:20:20,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 19:20:20,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 19:20:20,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 19:20:20,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 19:20:20,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 19:20:20,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 19:20:20,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 19:20:20,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 19:20:20,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 19:20:20,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 19:20:20,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 19:20:20,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 19:20:20,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 19:20:20,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 19:20:20,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 19:20:20,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 19:20:20,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 19:20:20,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 19:20:20,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 19:20:20,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 19:20:20,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 19:20:20,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 19:20:20,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 19:20:20,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 19:20:20,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 19:20:20,810 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 19:20:20,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 19:20:20,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 19:20:20,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 19:20:20,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 19:20:20,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 19:20:20,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 19:20:20,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 19:20:20,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 19:20:20,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 19:20:20,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 19:20:20,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 19:20:20,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 19:20:20,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 19:20:20,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 19:20:20,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 19:20:20,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 19:20:20,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 19:20:20,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 19:20:20,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 19:20:20,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 19:20:20,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 19:20:20,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 19:20:20,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 19:20:20,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e582d929204997136f783dc3bbc5b7d5f0ce2f78 [2019-11-19 19:20:21,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 19:20:21,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 19:20:21,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 19:20:21,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 19:20:21,135 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 19:20:21,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe025_tso.opt.i [2019-11-19 19:20:21,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f8b75636/3815a3d01dfe4c9296c0173f0541d2d8/FLAG6beb13222 [2019-11-19 19:20:21,796 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 19:20:21,797 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe025_tso.opt.i [2019-11-19 19:20:21,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f8b75636/3815a3d01dfe4c9296c0173f0541d2d8/FLAG6beb13222 [2019-11-19 19:20:22,131 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f8b75636/3815a3d01dfe4c9296c0173f0541d2d8 [2019-11-19 19:20:22,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 19:20:22,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 19:20:22,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 19:20:22,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 19:20:22,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 19:20:22,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4415c148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22, skipping insertion in model container [2019-11-19 19:20:22,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,156 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 19:20:22,216 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 19:20:22,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 19:20:22,711 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 19:20:22,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 19:20:22,880 INFO L192 MainTranslator]: Completed translation [2019-11-19 19:20:22,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22 WrapperNode [2019-11-19 19:20:22,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 19:20:22,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 19:20:22,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 19:20:22,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 19:20:22,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 19:20:22,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 19:20:22,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 19:20:22,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 19:20:22,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (1/1) ... [2019-11-19 19:20:22,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 19:20:22,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 19:20:22,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 19:20:22,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 19:20:22,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (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 [2019-11-19 19:20:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 19:20:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-19 19:20:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 19:20:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 19:20:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-11-19 19:20:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-11-19 19:20:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-11-19 19:20:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-11-19 19:20:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-11-19 19:20:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-11-19 19:20:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-19 19:20:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 19:20:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 19:20:23,068 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-19 19:20:23,534 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 19:20:23,534 INFO L285 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-19 19:20:23,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:20:23 BoogieIcfgContainer [2019-11-19 19:20:23,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 19:20:23,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 19:20:23,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 19:20:23,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 19:20:23,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:20:22" (1/3) ... [2019-11-19 19:20:23,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5597c3e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:20:23, skipping insertion in model container [2019-11-19 19:20:23,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:20:22" (2/3) ... [2019-11-19 19:20:23,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5597c3e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:20:23, skipping insertion in model container [2019-11-19 19:20:23,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:20:23" (3/3) ... [2019-11-19 19:20:23,544 INFO L109 eAbstractionObserver]: Analyzing ICFG safe025_tso.opt.i [2019-11-19 19:20:23,588 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,589 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,589 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,589 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,590 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,590 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,591 WARN L315 ript$VariableManager]: TermVariabe |P0Thread2of3ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,591 WARN L315 ript$VariableManager]: TermVariabe |P0Thread2of3ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,591 WARN L315 ript$VariableManager]: TermVariabe P0Thread2of3ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,592 WARN L315 ript$VariableManager]: TermVariabe P0Thread2of3ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,592 WARN L315 ript$VariableManager]: TermVariabe |P0Thread2of3ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,592 WARN L315 ript$VariableManager]: TermVariabe |P0Thread2of3ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,593 WARN L315 ript$VariableManager]: TermVariabe |P0Thread3of3ForFork7_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,593 WARN L315 ript$VariableManager]: TermVariabe |P0Thread3of3ForFork7_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,593 WARN L315 ript$VariableManager]: TermVariabe P0Thread3of3ForFork7_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,593 WARN L315 ript$VariableManager]: TermVariabe P0Thread3of3ForFork7_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,594 WARN L315 ript$VariableManager]: TermVariabe |P0Thread3of3ForFork7_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,594 WARN L315 ript$VariableManager]: TermVariabe |P0Thread3of3ForFork7_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,594 WARN L315 ript$VariableManager]: TermVariabe |P1Thread2of3ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,595 WARN L315 ript$VariableManager]: TermVariabe |P1Thread2of3ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,595 WARN L315 ript$VariableManager]: TermVariabe P1Thread2of3ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,595 WARN L315 ript$VariableManager]: TermVariabe P1Thread2of3ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,596 WARN L315 ript$VariableManager]: TermVariabe |P1Thread2of3ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,596 WARN L315 ript$VariableManager]: TermVariabe |P1Thread2of3ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,596 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,596 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,597 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,600 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,600 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,600 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,601 WARN L315 ript$VariableManager]: TermVariabe |P1Thread3of3ForFork8_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,601 WARN L315 ript$VariableManager]: TermVariabe |P1Thread3of3ForFork8_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,601 WARN L315 ript$VariableManager]: TermVariabe P1Thread3of3ForFork8_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,601 WARN L315 ript$VariableManager]: TermVariabe P1Thread3of3ForFork8_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,602 WARN L315 ript$VariableManager]: TermVariabe |P1Thread3of3ForFork8_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,602 WARN L315 ript$VariableManager]: TermVariabe |P1Thread3of3ForFork8_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,604 WARN L315 ript$VariableManager]: TermVariabe |P2Thread3of3ForFork6_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,604 WARN L315 ript$VariableManager]: TermVariabe |P2Thread3of3ForFork6_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,604 WARN L315 ript$VariableManager]: TermVariabe P2Thread3of3ForFork6_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,605 WARN L315 ript$VariableManager]: TermVariabe P2Thread3of3ForFork6_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,605 WARN L315 ript$VariableManager]: TermVariabe |P2Thread3of3ForFork6_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,605 WARN L315 ript$VariableManager]: TermVariabe |P2Thread3of3ForFork6_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,606 WARN L315 ript$VariableManager]: TermVariabe |P2Thread2of3ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,608 WARN L315 ript$VariableManager]: TermVariabe |P2Thread2of3ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,608 WARN L315 ript$VariableManager]: TermVariabe P2Thread2of3ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,608 WARN L315 ript$VariableManager]: TermVariabe P2Thread2of3ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,609 WARN L315 ript$VariableManager]: TermVariabe |P2Thread2of3ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,609 WARN L315 ript$VariableManager]: TermVariabe |P2Thread2of3ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,609 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,611 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,611 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,611 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,613 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,613 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-19 19:20:23,644 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-19 19:20:23,644 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 19:20:23,651 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 19:20:23,662 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 19:20:23,683 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 19:20:23,683 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 19:20:23,683 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 19:20:23,684 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 19:20:23,684 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 19:20:23,684 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 19:20:23,684 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 19:20:23,685 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 19:20:23,696 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 74 transitions [2019-11-19 19:20:27,765 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 31743 states. [2019-11-19 19:20:27,769 INFO L276 IsEmpty]: Start isEmpty. Operand 31743 states. [2019-11-19 19:20:27,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-19 19:20:27,842 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 19:20:27,843 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 19:20:27,844 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 19:20:27,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:20:27,853 INFO L82 PathProgramCache]: Analyzing trace with hash 72759430, now seen corresponding path program 1 times [2019-11-19 19:20:27,863 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:20:27,864 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345849890] [2019-11-19 19:20:27,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:20:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:20:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:20:28,274 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345849890] [2019-11-19 19:20:28,275 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 19:20:28,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 19:20:28,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531112235] [2019-11-19 19:20:28,282 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 19:20:28,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 19:20:28,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 19:20:28,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-19 19:20:28,302 INFO L87 Difference]: Start difference. First operand 31743 states. Second operand 4 states. [2019-11-19 19:20:28,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 19:20:28,946 INFO L93 Difference]: Finished difference Result 33012 states and 103292 transitions. [2019-11-19 19:20:28,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 19:20:28,950 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2019-11-19 19:20:28,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 19:20:29,329 INFO L225 Difference]: With dead ends: 33012 [2019-11-19 19:20:29,330 INFO L226 Difference]: Without dead ends: 14274 [2019-11-19 19:20:29,334 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-19 19:20:29,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14274 states. [2019-11-19 19:20:29,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14274 to 14274. [2019-11-19 19:20:29,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14274 states. [2019-11-19 19:20:30,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14274 states to 14274 states and 44297 transitions. [2019-11-19 19:20:30,120 INFO L78 Accepts]: Start accepts. Automaton has 14274 states and 44297 transitions. Word has length 30 [2019-11-19 19:20:30,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 19:20:30,122 INFO L462 AbstractCegarLoop]: Abstraction has 14274 states and 44297 transitions. [2019-11-19 19:20:30,123 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 19:20:30,124 INFO L276 IsEmpty]: Start isEmpty. Operand 14274 states and 44297 transitions. [2019-11-19 19:20:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-19 19:20:30,158 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 19:20:30,158 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 19:20:30,159 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 19:20:30,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:20:30,170 INFO L82 PathProgramCache]: Analyzing trace with hash -2043456288, now seen corresponding path program 1 times [2019-11-19 19:20:30,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:20:30,170 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214836017] [2019-11-19 19:20:30,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:20:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:20:30,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:20:30,410 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214836017] [2019-11-19 19:20:30,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 19:20:30,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 19:20:30,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338931736] [2019-11-19 19:20:30,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 19:20:30,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 19:20:30,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 19:20:30,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-19 19:20:30,416 INFO L87 Difference]: Start difference. First operand 14274 states and 44297 transitions. Second operand 5 states. [2019-11-19 19:20:30,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 19:20:30,651 INFO L93 Difference]: Finished difference Result 14274 states and 42110 transitions. [2019-11-19 19:20:30,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 19:20:30,652 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-11-19 19:20:30,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 19:20:30,723 INFO L225 Difference]: With dead ends: 14274 [2019-11-19 19:20:30,723 INFO L226 Difference]: Without dead ends: 12573 [2019-11-19 19:20:30,724 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-19 19:20:30,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12573 states. [2019-11-19 19:20:31,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12573 to 12573. [2019-11-19 19:20:31,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12573 states. [2019-11-19 19:20:31,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12573 states to 12573 states and 38060 transitions. [2019-11-19 19:20:31,161 INFO L78 Accepts]: Start accepts. Automaton has 12573 states and 38060 transitions. Word has length 31 [2019-11-19 19:20:31,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 19:20:31,162 INFO L462 AbstractCegarLoop]: Abstraction has 12573 states and 38060 transitions. [2019-11-19 19:20:31,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 19:20:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 12573 states and 38060 transitions. [2019-11-19 19:20:31,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-19 19:20:31,191 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 19:20:31,191 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 19:20:31,191 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 19:20:31,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:20:31,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1565198748, now seen corresponding path program 1 times [2019-11-19 19:20:31,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:20:31,193 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88915774] [2019-11-19 19:20:31,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:20:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:20:31,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:20:31,313 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88915774] [2019-11-19 19:20:31,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 19:20:31,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-19 19:20:31,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487136391] [2019-11-19 19:20:31,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 19:20:31,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 19:20:31,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 19:20:31,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-19 19:20:31,317 INFO L87 Difference]: Start difference. First operand 12573 states and 38060 transitions. Second operand 6 states. [2019-11-19 19:20:31,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 19:20:31,580 INFO L93 Difference]: Finished difference Result 8928 states and 24938 transitions. [2019-11-19 19:20:31,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-19 19:20:31,581 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2019-11-19 19:20:31,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 19:20:31,605 INFO L225 Difference]: With dead ends: 8928 [2019-11-19 19:20:31,606 INFO L226 Difference]: Without dead ends: 7470 [2019-11-19 19:20:31,606 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-11-19 19:20:31,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7470 states. [2019-11-19 19:20:32,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7470 to 7470. [2019-11-19 19:20:32,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7470 states. [2019-11-19 19:20:32,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7470 states to 7470 states and 21050 transitions. [2019-11-19 19:20:32,045 INFO L78 Accepts]: Start accepts. Automaton has 7470 states and 21050 transitions. Word has length 32 [2019-11-19 19:20:32,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 19:20:32,046 INFO L462 AbstractCegarLoop]: Abstraction has 7470 states and 21050 transitions. [2019-11-19 19:20:32,046 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 19:20:32,046 INFO L276 IsEmpty]: Start isEmpty. Operand 7470 states and 21050 transitions. [2019-11-19 19:20:32,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-19 19:20:32,059 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 19:20:32,059 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 19:20:32,060 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 19:20:32,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:20:32,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1024747122, now seen corresponding path program 1 times [2019-11-19 19:20:32,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:20:32,061 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691933013] [2019-11-19 19:20:32,061 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:20:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:20:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:20:32,233 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691933013] [2019-11-19 19:20:32,233 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 19:20:32,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-19 19:20:32,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490172214] [2019-11-19 19:20:32,234 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-19 19:20:32,234 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 19:20:32,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-19 19:20:32,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-19 19:20:32,235 INFO L87 Difference]: Start difference. First operand 7470 states and 21050 transitions. Second operand 7 states. [2019-11-19 19:20:32,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 19:20:32,488 INFO L93 Difference]: Finished difference Result 12411 states and 34928 transitions. [2019-11-19 19:20:32,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 19:20:32,489 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2019-11-19 19:20:32,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 19:20:32,513 INFO L225 Difference]: With dead ends: 12411 [2019-11-19 19:20:32,514 INFO L226 Difference]: Without dead ends: 6471 [2019-11-19 19:20:32,515 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-11-19 19:20:32,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6471 states. [2019-11-19 19:20:32,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6471 to 6471. [2019-11-19 19:20:32,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6471 states. [2019-11-19 19:20:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6471 states to 6471 states and 18107 transitions. [2019-11-19 19:20:32,693 INFO L78 Accepts]: Start accepts. Automaton has 6471 states and 18107 transitions. Word has length 33 [2019-11-19 19:20:32,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 19:20:32,694 INFO L462 AbstractCegarLoop]: Abstraction has 6471 states and 18107 transitions. [2019-11-19 19:20:32,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-19 19:20:32,694 INFO L276 IsEmpty]: Start isEmpty. Operand 6471 states and 18107 transitions. [2019-11-19 19:20:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-19 19:20:32,705 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 19:20:32,705 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 19:20:32,706 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 19:20:32,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:20:32,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1999774054, now seen corresponding path program 2 times [2019-11-19 19:20:32,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 19:20:32,707 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176892269] [2019-11-19 19:20:32,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 19:20:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 19:20:32,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 19:20:32,875 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176892269] [2019-11-19 19:20:32,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 19:20:32,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-19 19:20:32,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313345870] [2019-11-19 19:20:32,876 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-19 19:20:32,876 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 19:20:32,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-19 19:20:32,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-19 19:20:32,878 INFO L87 Difference]: Start difference. First operand 6471 states and 18107 transitions. Second operand 8 states. [2019-11-19 19:20:33,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 19:20:33,025 INFO L93 Difference]: Finished difference Result 5013 states and 13733 transitions. [2019-11-19 19:20:33,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-19 19:20:33,026 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2019-11-19 19:20:33,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 19:20:33,027 INFO L225 Difference]: With dead ends: 5013 [2019-11-19 19:20:33,027 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 19:20:33,027 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2019-11-19 19:20:33,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 19:20:33,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 19:20:33,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 19:20:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 19:20:33,029 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 33 [2019-11-19 19:20:33,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 19:20:33,029 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 19:20:33,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-19 19:20:33,029 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 19:20:33,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 19:20:33,033 INFO L304 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-11-19 19:20:33,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:20:33 BasicIcfg [2019-11-19 19:20:33,036 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 19:20:33,037 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 19:20:33,037 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 19:20:33,037 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 19:20:33,038 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:20:23" (3/4) ... [2019-11-19 19:20:33,042 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 19:20:33,050 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2019-11-19 19:20:33,051 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2019-11-19 19:20:33,051 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2019-11-19 19:20:33,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-19 19:20:33,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-19 19:20:33,115 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 19:20:33,115 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 19:20:33,118 INFO L168 Benchmark]: Toolchain (without parser) took 10980.33 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 676.3 MB). Free memory was 950.9 MB in the beginning and 1.2 GB in the end (delta: -263.3 MB). Peak memory consumption was 413.0 MB. Max. memory is 11.5 GB. [2019-11-19 19:20:33,118 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:20:33,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 950.9 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-11-19 19:20:33,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.25 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:20:33,120 INFO L168 Benchmark]: Boogie Preprocessor took 30.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:20:33,121 INFO L168 Benchmark]: RCFGBuilder took 562.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-11-19 19:20:33,122 INFO L168 Benchmark]: TraceAbstraction took 9498.91 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 537.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -147.8 MB). Peak memory consumption was 390.1 MB. Max. memory is 11.5 GB. [2019-11-19 19:20:33,122 INFO L168 Benchmark]: Witness Printer took 78.50 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-11-19 19:20:33,126 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 743.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 950.9 MB in the beginning and 1.1 GB in the end (delta: -155.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.25 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 562.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9498.91 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 537.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -147.8 MB). Peak memory consumption was 390.1 MB. Max. memory is 11.5 GB. * Witness Printer took 78.50 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 13 procedures, 89 locations, 1 error locations. Result: SAFE, OverallTime: 9.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 416 SDtfs, 689 SDslu, 1017 SDs, 0 SdLazy, 200 SolverSat, 112 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31743occurred 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: 1.8s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 154 ConstructedInterpolants, 0 QuantifiedInterpolants, 15246 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...