/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe000_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-507b705 [2020-09-11 15:01:13,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-11 15:01:13,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-11 15:01:13,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-11 15:01:13,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-11 15:01:13,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-11 15:01:13,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-11 15:01:13,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-11 15:01:13,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-11 15:01:13,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-11 15:01:13,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-11 15:01:13,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-11 15:01:13,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-11 15:01:13,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-11 15:01:13,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-11 15:01:13,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-11 15:01:13,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-11 15:01:13,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-11 15:01:13,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-11 15:01:13,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-11 15:01:13,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-11 15:01:13,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-11 15:01:13,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-11 15:01:13,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-11 15:01:13,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-11 15:01:13,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-11 15:01:13,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-11 15:01:13,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-11 15:01:13,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-11 15:01:13,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-11 15:01:13,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-11 15:01:13,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-11 15:01:13,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-11 15:01:13,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-11 15:01:13,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-11 15:01:13,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-11 15:01:13,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-11 15:01:13,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-11 15:01:13,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-11 15:01:13,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-11 15:01:13,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-11 15:01:13,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-11 15:01:13,455 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-11 15:01:13,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-11 15:01:13,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-11 15:01:13,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-11 15:01:13,459 INFO L138 SettingsManager]: * Use SBE=true [2020-09-11 15:01:13,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-11 15:01:13,459 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-11 15:01:13,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-11 15:01:13,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-11 15:01:13,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-11 15:01:13,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-11 15:01:13,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-11 15:01:13,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-11 15:01:13,462 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-11 15:01:13,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-11 15:01:13,462 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-11 15:01:13,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-11 15:01:13,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-11 15:01:13,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-11 15:01:13,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-11 15:01:13,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-11 15:01:13,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-11 15:01:13,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-11 15:01:13,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-11 15:01:13,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-11 15:01:13,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-11 15:01:13,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-11 15:01:13,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-11 15:01:13,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-11 15:01:13,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-11 15:01:13,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-11 15:01:13,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-11 15:01:13,928 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-11 15:01:13,930 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-11 15:01:13,931 INFO L275 PluginConnector]: CDTParser initialized [2020-09-11 15:01:13,932 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_pso.oepc.i [2020-09-11 15:01:14,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba923ae4b/1fea2587dc2d487faa34e3041db98353/FLAGfcf1f0734 [2020-09-11 15:01:14,602 INFO L306 CDTParser]: Found 1 translation units. [2020-09-11 15:01:14,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/safe000_pso.oepc.i [2020-09-11 15:01:14,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba923ae4b/1fea2587dc2d487faa34e3041db98353/FLAGfcf1f0734 [2020-09-11 15:01:14,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba923ae4b/1fea2587dc2d487faa34e3041db98353 [2020-09-11 15:01:14,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-11 15:01:14,900 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-11 15:01:14,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-11 15:01:14,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-11 15:01:14,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-11 15:01:14,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 03:01:14" (1/1) ... [2020-09-11 15:01:14,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377eb9fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:14, skipping insertion in model container [2020-09-11 15:01:14,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 03:01:14" (1/1) ... [2020-09-11 15:01:14,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-11 15:01:14,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-11 15:01:15,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 15:01:15,557 INFO L203 MainTranslator]: Completed pre-run [2020-09-11 15:01:15,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 15:01:15,714 INFO L208 MainTranslator]: Completed translation [2020-09-11 15:01:15,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15 WrapperNode [2020-09-11 15:01:15,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-11 15:01:15,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-11 15:01:15,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-11 15:01:15,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-11 15:01:15,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-11 15:01:15,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-11 15:01:15,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-11 15:01:15,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-11 15:01:15,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... [2020-09-11 15:01:15,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-11 15:01:15,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-11 15:01:15,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-11 15:01:15,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-11 15:01:15,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-11 15:01:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-11 15:01:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-09-11 15:01:15,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-11 15:01:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-11 15:01:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-09-11 15:01:15,900 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-09-11 15:01:15,900 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-09-11 15:01:15,900 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-09-11 15:01:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-09-11 15:01:15,901 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-09-11 15:01:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-09-11 15:01:15,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-11 15:01:15,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-11 15:01:15,904 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-11 15:01:16,296 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-11 15:01:16,296 INFO L295 CfgBuilder]: Removed 8 assume(true) statements. [2020-09-11 15:01:16,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 03:01:16 BoogieIcfgContainer [2020-09-11 15:01:16,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-11 15:01:16,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-11 15:01:16,305 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-11 15:01:16,308 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-11 15:01:16,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 03:01:14" (1/3) ... [2020-09-11 15:01:16,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b3be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 03:01:16, skipping insertion in model container [2020-09-11 15:01:16,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 03:01:15" (2/3) ... [2020-09-11 15:01:16,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b3be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 03:01:16, skipping insertion in model container [2020-09-11 15:01:16,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 03:01:16" (3/3) ... [2020-09-11 15:01:16,313 INFO L109 eAbstractionObserver]: Analyzing ICFG safe000_pso.oepc.i [2020-09-11 15:01:16,325 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-11 15:01:16,325 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-11 15:01:16,336 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-11 15:01:16,337 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-11 15:01:16,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,372 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,372 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,372 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,373 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,373 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,376 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,376 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,382 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,382 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,390 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,390 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,390 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,391 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,393 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,393 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,394 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,394 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 15:01:16,418 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-09-11 15:01:16,443 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 15:01:16,443 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 15:01:16,444 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-11 15:01:16,444 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-11 15:01:16,444 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 15:01:16,444 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 15:01:16,445 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 15:01:16,445 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 15:01:16,464 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 70 transitions, 155 flow [2020-09-11 15:01:16,466 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 78 places, 70 transitions, 155 flow [2020-09-11 15:01:16,516 INFO L129 PetriNetUnfolder]: 2/67 cut-off events. [2020-09-11 15:01:16,517 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-11 15:01:16,523 INFO L80 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 67 events. 2/67 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 55. Up to 2 conditions per place. [2020-09-11 15:01:16,526 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 78 places, 70 transitions, 155 flow [2020-09-11 15:01:16,548 INFO L129 PetriNetUnfolder]: 2/67 cut-off events. [2020-09-11 15:01:16,548 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-11 15:01:16,549 INFO L80 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 67 events. 2/67 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 55. Up to 2 conditions per place. [2020-09-11 15:01:16,551 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1260 [2020-09-11 15:01:16,552 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-11 15:01:18,258 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2020-09-11 15:01:18,335 INFO L206 etLargeBlockEncoding]: Checked pairs total: 2700 [2020-09-11 15:01:18,335 INFO L214 etLargeBlockEncoding]: Total number of compositions: 59 [2020-09-11 15:01:18,340 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 31 places, 22 transitions, 59 flow [2020-09-11 15:01:18,381 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 298 states. [2020-09-11 15:01:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states. [2020-09-11 15:01:18,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-09-11 15:01:18,396 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 15:01:18,398 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 15:01:18,398 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 15:01:18,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 15:01:18,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1011733384, now seen corresponding path program 1 times [2020-09-11 15:01:18,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 15:01:18,418 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857183802] [2020-09-11 15:01:18,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 15:01:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 15:01:18,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 15:01:18,673 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857183802] [2020-09-11 15:01:18,674 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 15:01:18,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-11 15:01:18,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596325393] [2020-09-11 15:01:18,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-11 15:01:18,682 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 15:01:18,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-11 15:01:18,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 15:01:18,706 INFO L87 Difference]: Start difference. First operand 298 states. Second operand 3 states. [2020-09-11 15:01:18,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 15:01:18,755 INFO L93 Difference]: Finished difference Result 282 states and 808 transitions. [2020-09-11 15:01:18,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-11 15:01:18,757 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-09-11 15:01:18,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 15:01:18,776 INFO L225 Difference]: With dead ends: 282 [2020-09-11 15:01:18,776 INFO L226 Difference]: Without dead ends: 218 [2020-09-11 15:01:18,778 INFO L675 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 [2020-09-11 15:01:18,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-09-11 15:01:18,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2020-09-11 15:01:18,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-09-11 15:01:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 600 transitions. [2020-09-11 15:01:18,850 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 600 transitions. Word has length 8 [2020-09-11 15:01:18,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 15:01:18,851 INFO L479 AbstractCegarLoop]: Abstraction has 218 states and 600 transitions. [2020-09-11 15:01:18,851 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-11 15:01:18,851 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 600 transitions. [2020-09-11 15:01:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-11 15:01:18,853 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 15:01:18,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 15:01:18,853 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-11 15:01:18,853 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 15:01:18,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 15:01:18,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1035713695, now seen corresponding path program 1 times [2020-09-11 15:01:18,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 15:01:18,854 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377954708] [2020-09-11 15:01:18,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 15:01:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 15:01:18,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 15:01:18,950 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377954708] [2020-09-11 15:01:18,950 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 15:01:18,951 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 15:01:18,951 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989132325] [2020-09-11 15:01:18,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-11 15:01:18,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 15:01:18,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-11 15:01:18,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-11 15:01:18,954 INFO L87 Difference]: Start difference. First operand 218 states and 600 transitions. Second operand 4 states. [2020-09-11 15:01:18,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 15:01:18,988 INFO L93 Difference]: Finished difference Result 290 states and 762 transitions. [2020-09-11 15:01:18,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-11 15:01:18,989 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2020-09-11 15:01:18,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 15:01:18,991 INFO L225 Difference]: With dead ends: 290 [2020-09-11 15:01:18,992 INFO L226 Difference]: Without dead ends: 164 [2020-09-11 15:01:18,993 INFO L675 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 [2020-09-11 15:01:18,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-09-11 15:01:19,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2020-09-11 15:01:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-09-11 15:01:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 424 transitions. [2020-09-11 15:01:19,010 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 424 transitions. Word has length 9 [2020-09-11 15:01:19,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 15:01:19,010 INFO L479 AbstractCegarLoop]: Abstraction has 164 states and 424 transitions. [2020-09-11 15:01:19,010 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-11 15:01:19,011 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 424 transitions. [2020-09-11 15:01:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-11 15:01:19,012 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 15:01:19,012 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 15:01:19,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-11 15:01:19,013 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 15:01:19,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 15:01:19,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1379691760, now seen corresponding path program 1 times [2020-09-11 15:01:19,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 15:01:19,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800790369] [2020-09-11 15:01:19,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 15:01:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 15:01:19,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 15:01:19,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800790369] [2020-09-11 15:01:19,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 15:01:19,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-11 15:01:19,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696019287] [2020-09-11 15:01:19,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-11 15:01:19,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 15:01:19,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-11 15:01:19,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-11 15:01:19,135 INFO L87 Difference]: Start difference. First operand 164 states and 424 transitions. Second operand 4 states. [2020-09-11 15:01:19,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 15:01:19,190 INFO L93 Difference]: Finished difference Result 244 states and 582 transitions. [2020-09-11 15:01:19,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-11 15:01:19,190 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2020-09-11 15:01:19,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 15:01:19,191 INFO L225 Difference]: With dead ends: 244 [2020-09-11 15:01:19,192 INFO L226 Difference]: Without dead ends: 128 [2020-09-11 15:01:19,192 INFO L675 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 [2020-09-11 15:01:19,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-09-11 15:01:19,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 116. [2020-09-11 15:01:19,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-09-11 15:01:19,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 268 transitions. [2020-09-11 15:01:19,201 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 268 transitions. Word has length 11 [2020-09-11 15:01:19,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 15:01:19,201 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 268 transitions. [2020-09-11 15:01:19,201 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-11 15:01:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 268 transitions. [2020-09-11 15:01:19,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-11 15:01:19,205 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 15:01:19,206 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 15:01:19,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-11 15:01:19,207 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 15:01:19,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 15:01:19,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1517475135, now seen corresponding path program 1 times [2020-09-11 15:01:19,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 15:01:19,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295567056] [2020-09-11 15:01:19,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 15:01:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 15:01:19,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 15:01:19,288 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295567056] [2020-09-11 15:01:19,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 15:01:19,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-11 15:01:19,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890240668] [2020-09-11 15:01:19,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-11 15:01:19,289 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 15:01:19,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-11 15:01:19,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-11 15:01:19,290 INFO L87 Difference]: Start difference. First operand 116 states and 268 transitions. Second operand 3 states. [2020-09-11 15:01:19,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 15:01:19,294 INFO L93 Difference]: Finished difference Result 110 states and 249 transitions. [2020-09-11 15:01:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-11 15:01:19,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-09-11 15:01:19,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 15:01:19,296 INFO L225 Difference]: With dead ends: 110 [2020-09-11 15:01:19,297 INFO L226 Difference]: Without dead ends: 110 [2020-09-11 15:01:19,297 INFO L675 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 [2020-09-11 15:01:19,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-09-11 15:01:19,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-09-11 15:01:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-09-11 15:01:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 249 transitions. [2020-09-11 15:01:19,307 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 249 transitions. Word has length 11 [2020-09-11 15:01:19,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 15:01:19,307 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 249 transitions. [2020-09-11 15:01:19,307 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-11 15:01:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 249 transitions. [2020-09-11 15:01:19,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-11 15:01:19,308 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 15:01:19,308 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 15:01:19,309 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-11 15:01:19,309 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 15:01:19,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 15:01:19,309 INFO L82 PathProgramCache]: Analyzing trace with hash -142823170, now seen corresponding path program 1 times [2020-09-11 15:01:19,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 15:01:19,310 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512164304] [2020-09-11 15:01:19,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 15:01:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 15:01:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 15:01:19,373 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512164304] [2020-09-11 15:01:19,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 15:01:19,374 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 15:01:19,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634587694] [2020-09-11 15:01:19,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-11 15:01:19,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 15:01:19,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-11 15:01:19,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-11 15:01:19,375 INFO L87 Difference]: Start difference. First operand 110 states and 249 transitions. Second operand 4 states. [2020-09-11 15:01:19,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 15:01:19,397 INFO L93 Difference]: Finished difference Result 112 states and 234 transitions. [2020-09-11 15:01:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-11 15:01:19,398 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-09-11 15:01:19,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 15:01:19,399 INFO L225 Difference]: With dead ends: 112 [2020-09-11 15:01:19,399 INFO L226 Difference]: Without dead ends: 46 [2020-09-11 15:01:19,399 INFO L675 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 [2020-09-11 15:01:19,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-09-11 15:01:19,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2020-09-11 15:01:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-09-11 15:01:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 84 transitions. [2020-09-11 15:01:19,403 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 84 transitions. Word has length 12 [2020-09-11 15:01:19,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 15:01:19,403 INFO L479 AbstractCegarLoop]: Abstraction has 46 states and 84 transitions. [2020-09-11 15:01:19,403 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-11 15:01:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2020-09-11 15:01:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-11 15:01:19,404 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 15:01:19,404 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 15:01:19,405 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-11 15:01:19,405 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 15:01:19,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 15:01:19,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1997055762, now seen corresponding path program 1 times [2020-09-11 15:01:19,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 15:01:19,406 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849293387] [2020-09-11 15:01:19,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 15:01:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 15:01:19,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 15:01:19,482 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849293387] [2020-09-11 15:01:19,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 15:01:19,483 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 15:01:19,483 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896622090] [2020-09-11 15:01:19,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-11 15:01:19,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 15:01:19,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-11 15:01:19,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-11 15:01:19,484 INFO L87 Difference]: Start difference. First operand 46 states and 84 transitions. Second operand 4 states. [2020-09-11 15:01:19,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 15:01:19,501 INFO L93 Difference]: Finished difference Result 34 states and 60 transitions. [2020-09-11 15:01:19,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-11 15:01:19,502 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-09-11 15:01:19,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 15:01:19,502 INFO L225 Difference]: With dead ends: 34 [2020-09-11 15:01:19,503 INFO L226 Difference]: Without dead ends: 0 [2020-09-11 15:01:19,503 INFO L675 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 [2020-09-11 15:01:19,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-11 15:01:19,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-11 15:01:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-11 15:01:19,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-11 15:01:19,504 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-09-11 15:01:19,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 15:01:19,504 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-11 15:01:19,504 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-11 15:01:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-11 15:01:19,505 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-11 15:01:19,505 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-11 15:01:19,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 03:01:19 BasicIcfg [2020-09-11 15:01:19,510 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-11 15:01:19,512 INFO L168 Benchmark]: Toolchain (without parser) took 4615.20 ms. Allocated memory was 147.3 MB in the beginning and 246.4 MB in the end (delta: 99.1 MB). Free memory was 101.9 MB in the beginning and 178.7 MB in the end (delta: -76.8 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2020-09-11 15:01:19,513 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-09-11 15:01:19,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 811.89 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 161.8 MB in the end (delta: -60.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-09-11 15:01:19,515 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.22 ms. Allocated memory is still 205.0 MB. Free memory was 161.8 MB in the beginning and 159.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2020-09-11 15:01:19,516 INFO L168 Benchmark]: Boogie Preprocessor took 31.17 ms. Allocated memory is still 205.0 MB. Free memory was 159.9 MB in the beginning and 158.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2020-09-11 15:01:19,517 INFO L168 Benchmark]: RCFGBuilder took 499.05 ms. Allocated memory is still 205.0 MB. Free memory was 158.0 MB in the beginning and 136.0 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2020-09-11 15:01:19,517 INFO L168 Benchmark]: TraceAbstraction took 3205.36 ms. Allocated memory was 205.0 MB in the beginning and 246.4 MB in the end (delta: 41.4 MB). Free memory was 135.0 MB in the beginning and 178.7 MB in the end (delta: -43.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-11 15:01:19,522 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 811.89 ms. Allocated memory was 147.3 MB in the beginning and 205.0 MB in the end (delta: 57.7 MB). Free memory was 101.4 MB in the beginning and 161.8 MB in the end (delta: -60.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.22 ms. Allocated memory is still 205.0 MB. Free memory was 161.8 MB in the beginning and 159.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.17 ms. Allocated memory is still 205.0 MB. Free memory was 159.9 MB in the beginning and 158.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 499.05 ms. Allocated memory is still 205.0 MB. Free memory was 158.0 MB in the beginning and 136.0 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3205.36 ms. Allocated memory was 205.0 MB in the beginning and 246.4 MB in the end (delta: 41.4 MB). Free memory was 135.0 MB in the beginning and 178.7 MB in the end (delta: -43.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.8s, 78 ProgramPointsBefore, 31 ProgramPointsAfterwards, 70 TransitionsBefore, 22 TransitionsAfterwards, 1260 CoEnabledTransitionPairs, 7 FixpointIterations, 14 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 1 ChoiceCompositions, 667 VarBasedMoverChecksPositive, 36 VarBasedMoverChecksNegative, 12 SemBasedMoverChecksPositive, 35 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 0 MoverChecksTotal, 2700 CheckedPairsTotal, 59 TotalNumberOfCompositions - PositiveResult [Line: 7]: 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 4 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.9s, HoareTripleCheckerStatistics: 105 SDtfs, 84 SDslu, 96 SDs, 0 SdLazy, 37 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=298occurred 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, 6 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 1594 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...