/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix045_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 21:19:15,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 21:19:15,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 21:19:15,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 21:19:15,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 21:19:15,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 21:19:15,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 21:19:15,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 21:19:15,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 21:19:15,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 21:19:15,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 21:19:15,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 21:19:15,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 21:19:15,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 21:19:15,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 21:19:15,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 21:19:15,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 21:19:15,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 21:19:15,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 21:19:15,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 21:19:15,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 21:19:15,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 21:19:15,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 21:19:15,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 21:19:15,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 21:19:15,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 21:19:15,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 21:19:15,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 21:19:15,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 21:19:15,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 21:19:15,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 21:19:15,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 21:19:15,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 21:19:15,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 21:19:15,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 21:19:15,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 21:19:15,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe-MCR.epf [2019-12-27 21:19:15,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 21:19:15,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 21:19:15,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 21:19:15,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 21:19:15,758 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 21:19:15,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 21:19:15,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 21:19:15,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 21:19:15,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 21:19:15,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 21:19:15,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 21:19:15,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 21:19:15,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 21:19:15,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 21:19:15,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 21:19:15,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 21:19:15,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 21:19:15,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 21:19:15,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 21:19:15,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 21:19:15,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 21:19:15,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 21:19:15,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 21:19:15,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 21:19:15,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 21:19:15,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 21:19:15,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 21:19:15,762 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 21:19:15,763 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-27 21:19:15,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 21:19:15,763 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 21:19:15,763 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 21:19:16,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 21:19:16,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 21:19:16,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 21:19:16,042 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 21:19:16,043 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 21:19:16,043 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix045_pso.oepc.i [2019-12-27 21:19:16,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9943a2319/78d35e7e29a14e499165ec93ab38141c/FLAG898af7115 [2019-12-27 21:19:16,672 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 21:19:16,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_pso.oepc.i [2019-12-27 21:19:16,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9943a2319/78d35e7e29a14e499165ec93ab38141c/FLAG898af7115 [2019-12-27 21:19:16,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9943a2319/78d35e7e29a14e499165ec93ab38141c [2019-12-27 21:19:16,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 21:19:16,979 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 21:19:16,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 21:19:16,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 21:19:16,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 21:19:16,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 09:19:16" (1/1) ... [2019-12-27 21:19:16,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce4072b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:16, skipping insertion in model container [2019-12-27 21:19:16,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 09:19:16" (1/1) ... [2019-12-27 21:19:16,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 21:19:17,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 21:19:17,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 21:19:17,545 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 21:19:17,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 21:19:17,701 INFO L208 MainTranslator]: Completed translation [2019-12-27 21:19:17,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17 WrapperNode [2019-12-27 21:19:17,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 21:19:17,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 21:19:17,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 21:19:17,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 21:19:17,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 21:19:17,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 21:19:17,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 21:19:17,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 21:19:17,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... [2019-12-27 21:19:17,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 21:19:17,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 21:19:17,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 21:19:17,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 21:19:17,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 21:19:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 21:19:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 21:19:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 21:19:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 21:19:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 21:19:17,896 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 21:19:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 21:19:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 21:19:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 21:19:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 21:19:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 21:19:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 21:19:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 21:19:17,899 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 21:19:18,694 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 21:19:18,695 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 21:19:18,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 09:19:18 BoogieIcfgContainer [2019-12-27 21:19:18,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 21:19:18,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 21:19:18,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 21:19:18,701 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 21:19:18,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 09:19:16" (1/3) ... [2019-12-27 21:19:18,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec566a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 09:19:18, skipping insertion in model container [2019-12-27 21:19:18,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 09:19:17" (2/3) ... [2019-12-27 21:19:18,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec566a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 09:19:18, skipping insertion in model container [2019-12-27 21:19:18,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 09:19:18" (3/3) ... [2019-12-27 21:19:18,706 INFO L109 eAbstractionObserver]: Analyzing ICFG mix045_pso.oepc.i [2019-12-27 21:19:18,717 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 21:19:18,717 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 21:19:18,730 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 21:19:18,731 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 21:19:18,798 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,799 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,799 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,799 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,799 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,800 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,800 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,800 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,801 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,801 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,801 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,802 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,802 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,802 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,802 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,803 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,803 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,803 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,803 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,804 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,804 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,804 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,804 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,805 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,805 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,805 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,806 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,806 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,806 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,806 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,807 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,807 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,807 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,807 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,809 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,809 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,810 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,811 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,811 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,811 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,811 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,812 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,812 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,812 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,812 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,813 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,813 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,813 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,813 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,814 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,814 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,814 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,814 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,814 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,815 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,815 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,815 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,835 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,835 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,835 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,836 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,836 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,836 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,836 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,836 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,837 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,837 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,837 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,837 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,837 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,838 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,838 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,838 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,838 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,839 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,839 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,839 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,839 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,839 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,840 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,840 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,840 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,840 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,840 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,841 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,841 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,841 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,841 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,841 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,842 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,842 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,842 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,842 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,842 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,843 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,843 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,843 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,843 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,844 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,845 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,846 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,847 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,848 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,849 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,850 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,850 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,850 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,850 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,850 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,851 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,851 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,851 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,851 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,851 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,852 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,852 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,852 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,852 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,852 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,853 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,853 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,853 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,853 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,853 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,854 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,854 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,854 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,854 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,854 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,855 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,855 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,855 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,855 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,855 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,856 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,856 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,856 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,856 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,856 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,857 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,857 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,857 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,857 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,857 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,858 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,859 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,862 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,863 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,863 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,864 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,864 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,864 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,864 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,864 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,865 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,865 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,865 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,865 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,865 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,865 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,866 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,866 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,866 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,866 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,866 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,867 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,867 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,867 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,867 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,867 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,868 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,871 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,871 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,871 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,873 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,873 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,873 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,879 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,879 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,880 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,880 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,880 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,880 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,881 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,881 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,881 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,881 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 21:19:18,898 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 21:19:18,919 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 21:19:18,919 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 21:19:18,919 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 21:19:18,919 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 21:19:18,919 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 21:19:18,919 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 21:19:18,920 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 21:19:18,920 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 21:19:18,944 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 176 places, 213 transitions [2019-12-27 21:19:18,946 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 176 places, 213 transitions [2019-12-27 21:19:19,091 INFO L132 PetriNetUnfolder]: 47/210 cut-off events. [2019-12-27 21:19:19,091 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 21:19:19,113 INFO L76 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 210 events. 47/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 431 event pairs. 0/161 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 21:19:19,139 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 176 places, 213 transitions [2019-12-27 21:19:19,240 INFO L132 PetriNetUnfolder]: 47/210 cut-off events. [2019-12-27 21:19:19,240 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 21:19:19,250 INFO L76 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 210 events. 47/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 431 event pairs. 0/161 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-27 21:19:19,275 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-27 21:19:19,276 INFO L182 etLargeBlockEncoding]: Variable Check. [2019-12-27 21:19:22,718 WARN L192 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2019-12-27 21:19:22,852 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-27 21:19:22,911 INFO L206 etLargeBlockEncoding]: Checked pairs total: 83398 [2019-12-27 21:19:22,911 INFO L214 etLargeBlockEncoding]: Total number of compositions: 113 [2019-12-27 21:19:22,919 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 95 places, 105 transitions [2019-12-27 21:19:43,134 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 120347 states. [2019-12-27 21:19:43,136 INFO L276 IsEmpty]: Start isEmpty. Operand 120347 states. [2019-12-27 21:19:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-27 21:19:43,142 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:19:43,142 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-27 21:19:43,143 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:19:43,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:19:43,148 INFO L82 PathProgramCache]: Analyzing trace with hash 912982, now seen corresponding path program 1 times [2019-12-27 21:19:43,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:19:43,157 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755948242] [2019-12-27 21:19:43,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:19:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:19:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:19:43,425 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755948242] [2019-12-27 21:19:43,426 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:19:43,426 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 21:19:43,427 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [139037079] [2019-12-27 21:19:43,430 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:19:43,434 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:19:43,447 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 4 states and 3 transitions. [2019-12-27 21:19:43,447 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:19:43,453 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 21:19:43,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 21:19:43,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:19:43,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 21:19:43,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 21:19:43,471 INFO L87 Difference]: Start difference. First operand 120347 states. Second operand 3 states. [2019-12-27 21:19:47,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:19:47,996 INFO L93 Difference]: Finished difference Result 119517 states and 511976 transitions. [2019-12-27 21:19:47,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 21:19:47,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-27 21:19:47,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 21:19:48,830 INFO L225 Difference]: With dead ends: 119517 [2019-12-27 21:19:48,831 INFO L226 Difference]: Without dead ends: 112588 [2019-12-27 21:19:48,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 21:19:53,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112588 states. [2019-12-27 21:19:56,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112588 to 112588. [2019-12-27 21:19:56,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112588 states. [2019-12-27 21:20:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112588 states to 112588 states and 481699 transitions. [2019-12-27 21:20:01,504 INFO L78 Accepts]: Start accepts. Automaton has 112588 states and 481699 transitions. Word has length 3 [2019-12-27 21:20:01,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 21:20:01,504 INFO L462 AbstractCegarLoop]: Abstraction has 112588 states and 481699 transitions. [2019-12-27 21:20:01,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 21:20:01,504 INFO L276 IsEmpty]: Start isEmpty. Operand 112588 states and 481699 transitions. [2019-12-27 21:20:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-27 21:20:01,508 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:20:01,509 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 21:20:01,509 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:20:01,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:20:01,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1107669518, now seen corresponding path program 1 times [2019-12-27 21:20:01,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:20:01,510 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227445618] [2019-12-27 21:20:01,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:20:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:20:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:20:01,602 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227445618] [2019-12-27 21:20:01,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:20:01,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 21:20:01,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1784215963] [2019-12-27 21:20:01,603 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:20:01,605 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:20:01,608 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 12 states and 11 transitions. [2019-12-27 21:20:01,608 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:20:01,609 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 21:20:01,610 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 21:20:01,610 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:20:01,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 21:20:01,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 21:20:01,611 INFO L87 Difference]: Start difference. First operand 112588 states and 481699 transitions. Second operand 4 states. [2019-12-27 21:20:02,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:20:02,926 INFO L93 Difference]: Finished difference Result 179798 states and 737317 transitions. [2019-12-27 21:20:02,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 21:20:02,927 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-27 21:20:02,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 21:20:08,995 INFO L225 Difference]: With dead ends: 179798 [2019-12-27 21:20:08,995 INFO L226 Difference]: Without dead ends: 179749 [2019-12-27 21:20:08,997 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 21:20:15,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179749 states. [2019-12-27 21:20:18,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179749 to 163869. [2019-12-27 21:20:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163869 states. [2019-12-27 21:20:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163869 states to 163869 states and 680837 transitions. [2019-12-27 21:20:24,949 INFO L78 Accepts]: Start accepts. Automaton has 163869 states and 680837 transitions. Word has length 11 [2019-12-27 21:20:24,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 21:20:24,949 INFO L462 AbstractCegarLoop]: Abstraction has 163869 states and 680837 transitions. [2019-12-27 21:20:24,949 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 21:20:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 163869 states and 680837 transitions. [2019-12-27 21:20:24,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 21:20:24,956 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:20:24,956 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 21:20:24,956 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:20:24,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:20:24,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1488518980, now seen corresponding path program 1 times [2019-12-27 21:20:24,957 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:20:24,957 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955668833] [2019-12-27 21:20:24,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:20:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:20:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:20:25,093 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955668833] [2019-12-27 21:20:25,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:20:25,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 21:20:25,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [853844284] [2019-12-27 21:20:25,094 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:20:25,096 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:20:25,097 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 21:20:25,098 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:20:25,098 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 21:20:25,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 21:20:25,098 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:20:25,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 21:20:25,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 21:20:25,099 INFO L87 Difference]: Start difference. First operand 163869 states and 680837 transitions. Second operand 4 states. [2019-12-27 21:20:27,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:20:27,944 INFO L93 Difference]: Finished difference Result 230878 states and 937576 transitions. [2019-12-27 21:20:27,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 21:20:27,945 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 21:20:27,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 21:20:28,617 INFO L225 Difference]: With dead ends: 230878 [2019-12-27 21:20:28,618 INFO L226 Difference]: Without dead ends: 230822 [2019-12-27 21:20:28,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 21:20:42,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230822 states. [2019-12-27 21:20:45,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230822 to 194736. [2019-12-27 21:20:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194736 states. [2019-12-27 21:20:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194736 states to 194736 states and 804641 transitions. [2019-12-27 21:20:46,647 INFO L78 Accepts]: Start accepts. Automaton has 194736 states and 804641 transitions. Word has length 13 [2019-12-27 21:20:46,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 21:20:46,648 INFO L462 AbstractCegarLoop]: Abstraction has 194736 states and 804641 transitions. [2019-12-27 21:20:46,649 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 21:20:46,649 INFO L276 IsEmpty]: Start isEmpty. Operand 194736 states and 804641 transitions. [2019-12-27 21:20:46,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-27 21:20:46,658 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:20:46,658 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 21:20:46,658 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:20:46,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:20:46,659 INFO L82 PathProgramCache]: Analyzing trace with hash -854282460, now seen corresponding path program 1 times [2019-12-27 21:20:46,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:20:46,660 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79678744] [2019-12-27 21:20:46,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:20:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:20:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:20:46,746 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79678744] [2019-12-27 21:20:46,747 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:20:46,750 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 21:20:46,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2065757162] [2019-12-27 21:20:46,750 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:20:46,752 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:20:46,755 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 17 states and 16 transitions. [2019-12-27 21:20:46,756 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:20:46,756 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 21:20:46,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 21:20:46,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:20:46,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 21:20:46,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 21:20:46,758 INFO L87 Difference]: Start difference. First operand 194736 states and 804641 transitions. Second operand 5 states. [2019-12-27 21:20:57,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:20:57,737 INFO L93 Difference]: Finished difference Result 263583 states and 1078521 transitions. [2019-12-27 21:20:57,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 21:20:57,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-27 21:20:57,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 21:20:58,565 INFO L225 Difference]: With dead ends: 263583 [2019-12-27 21:20:58,565 INFO L226 Difference]: Without dead ends: 263583 [2019-12-27 21:20:58,566 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-27 21:21:06,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263583 states. [2019-12-27 21:21:10,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263583 to 218994. [2019-12-27 21:21:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218994 states. [2019-12-27 21:21:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218994 states to 218994 states and 904485 transitions. [2019-12-27 21:21:11,610 INFO L78 Accepts]: Start accepts. Automaton has 218994 states and 904485 transitions. Word has length 16 [2019-12-27 21:21:11,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 21:21:11,610 INFO L462 AbstractCegarLoop]: Abstraction has 218994 states and 904485 transitions. [2019-12-27 21:21:11,610 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 21:21:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 218994 states and 904485 transitions. [2019-12-27 21:21:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 21:21:11,626 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:21:11,626 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 21:21:11,626 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:21:11,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:21:11,626 INFO L82 PathProgramCache]: Analyzing trace with hash -629636239, now seen corresponding path program 1 times [2019-12-27 21:21:11,627 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:21:11,627 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883201913] [2019-12-27 21:21:11,627 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:21:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:21:11,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:21:11,705 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883201913] [2019-12-27 21:21:11,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:21:11,705 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 21:21:11,705 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [614438458] [2019-12-27 21:21:11,706 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:21:11,708 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:21:11,711 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 24 states and 28 transitions. [2019-12-27 21:21:11,711 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:21:11,712 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 21:21:11,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 21:21:11,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:21:11,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 21:21:11,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 21:21:11,713 INFO L87 Difference]: Start difference. First operand 218994 states and 904485 transitions. Second operand 3 states. [2019-12-27 21:21:18,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:21:18,351 INFO L93 Difference]: Finished difference Result 218602 states and 902947 transitions. [2019-12-27 21:21:18,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 21:21:18,352 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-27 21:21:18,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 21:21:19,837 INFO L225 Difference]: With dead ends: 218602 [2019-12-27 21:21:19,838 INFO L226 Difference]: Without dead ends: 218602 [2019-12-27 21:21:19,838 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 21:21:31,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218602 states. [2019-12-27 21:21:35,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218602 to 218602. [2019-12-27 21:21:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218602 states. [2019-12-27 21:21:36,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218602 states to 218602 states and 902947 transitions. [2019-12-27 21:21:36,854 INFO L78 Accepts]: Start accepts. Automaton has 218602 states and 902947 transitions. Word has length 18 [2019-12-27 21:21:36,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 21:21:36,855 INFO L462 AbstractCegarLoop]: Abstraction has 218602 states and 902947 transitions. [2019-12-27 21:21:36,855 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 21:21:36,855 INFO L276 IsEmpty]: Start isEmpty. Operand 218602 states and 902947 transitions. [2019-12-27 21:21:36,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 21:21:36,875 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:21:36,875 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 21:21:36,875 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:21:36,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:21:36,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1800903382, now seen corresponding path program 1 times [2019-12-27 21:21:36,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:21:36,876 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782573945] [2019-12-27 21:21:36,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:21:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:21:36,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:21:36,924 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782573945] [2019-12-27 21:21:36,925 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:21:36,925 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 21:21:36,925 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [134598220] [2019-12-27 21:21:36,925 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:21:36,927 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:21:36,931 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 29 states and 38 transitions. [2019-12-27 21:21:36,931 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:21:36,932 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 21:21:36,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 21:21:36,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:21:36,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 21:21:36,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 21:21:36,933 INFO L87 Difference]: Start difference. First operand 218602 states and 902947 transitions. Second operand 3 states. [2019-12-27 21:21:44,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:21:44,941 INFO L93 Difference]: Finished difference Result 218415 states and 902169 transitions. [2019-12-27 21:21:44,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 21:21:44,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-12-27 21:21:44,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 21:21:45,635 INFO L225 Difference]: With dead ends: 218415 [2019-12-27 21:21:45,636 INFO L226 Difference]: Without dead ends: 218415 [2019-12-27 21:21:45,636 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 21:21:53,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218415 states. [2019-12-27 21:21:57,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218415 to 218415. [2019-12-27 21:21:57,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218415 states. [2019-12-27 21:21:57,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218415 states to 218415 states and 902169 transitions. [2019-12-27 21:21:57,814 INFO L78 Accepts]: Start accepts. Automaton has 218415 states and 902169 transitions. Word has length 19 [2019-12-27 21:21:57,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 21:21:57,815 INFO L462 AbstractCegarLoop]: Abstraction has 218415 states and 902169 transitions. [2019-12-27 21:21:57,815 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 21:21:57,815 INFO L276 IsEmpty]: Start isEmpty. Operand 218415 states and 902169 transitions. [2019-12-27 21:21:57,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 21:21:57,832 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:21:57,832 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 21:21:57,832 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:21:57,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:21:57,832 INFO L82 PathProgramCache]: Analyzing trace with hash 433976564, now seen corresponding path program 1 times [2019-12-27 21:21:57,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:21:57,833 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475013719] [2019-12-27 21:21:57,833 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:21:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:21:57,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:21:57,931 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475013719] [2019-12-27 21:21:57,931 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:21:57,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 21:21:57,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1071963494] [2019-12-27 21:21:57,932 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:21:57,934 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:21:57,939 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 55 transitions. [2019-12-27 21:21:57,939 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:21:57,985 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 21:21:57,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 21:21:57,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:21:57,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 21:21:57,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-27 21:21:57,987 INFO L87 Difference]: Start difference. First operand 218415 states and 902169 transitions. Second operand 6 states. [2019-12-27 21:22:09,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:22:09,836 INFO L93 Difference]: Finished difference Result 296892 states and 1202624 transitions. [2019-12-27 21:22:09,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 21:22:09,837 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2019-12-27 21:22:09,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 21:22:10,708 INFO L225 Difference]: With dead ends: 296892 [2019-12-27 21:22:10,709 INFO L226 Difference]: Without dead ends: 296801 [2019-12-27 21:22:10,709 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2019-12-27 21:22:19,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296801 states. [2019-12-27 21:22:23,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296801 to 226257. [2019-12-27 21:22:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226257 states. [2019-12-27 21:22:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226257 states to 226257 states and 933879 transitions. [2019-12-27 21:22:24,937 INFO L78 Accepts]: Start accepts. Automaton has 226257 states and 933879 transitions. Word has length 19 [2019-12-27 21:22:24,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 21:22:24,938 INFO L462 AbstractCegarLoop]: Abstraction has 226257 states and 933879 transitions. [2019-12-27 21:22:24,938 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 21:22:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 226257 states and 933879 transitions. [2019-12-27 21:22:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 21:22:24,960 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 21:22:24,960 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 21:22:24,960 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 21:22:24,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 21:22:24,960 INFO L82 PathProgramCache]: Analyzing trace with hash 612930097, now seen corresponding path program 1 times [2019-12-27 21:22:24,961 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 21:22:24,961 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439770114] [2019-12-27 21:22:24,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 21:22:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 21:22:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 21:22:25,010 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439770114] [2019-12-27 21:22:25,010 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 21:22:25,010 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 21:22:25,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1402329440] [2019-12-27 21:22:25,010 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 21:22:25,013 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 21:22:25,018 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 42 states and 65 transitions. [2019-12-27 21:22:25,019 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 21:22:25,036 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 21:22:25,036 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 21:22:25,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 21:22:25,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 21:22:25,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-27 21:22:25,037 INFO L87 Difference]: Start difference. First operand 226257 states and 933879 transitions. Second operand 4 states. [2019-12-27 21:22:34,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 21:22:34,277 INFO L93 Difference]: Finished difference Result 373701 states and 1536940 transitions. [2019-12-27 21:22:34,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 21:22:34,278 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-27 21:22:34,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. Received shutdown request... [2019-12-27 21:22:34,924 INFO L225 Difference]: With dead ends: 373701 [2019-12-27 21:22:34,924 INFO L226 Difference]: Without dead ends: 210357 [2019-12-27 21:22:34,925 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown