/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe022_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 22:50:59,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 22:50:59,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 22:50:59,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 22:50:59,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 22:50:59,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 22:50:59,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 22:50:59,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 22:50:59,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 22:50:59,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 22:50:59,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 22:50:59,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 22:50:59,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 22:50:59,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 22:50:59,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 22:50:59,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 22:50:59,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 22:50:59,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 22:50:59,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 22:50:59,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 22:50:59,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 22:50:59,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 22:50:59,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 22:50:59,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 22:50:59,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 22:50:59,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 22:50:59,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 22:50:59,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 22:50:59,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 22:50:59,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 22:50:59,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 22:50:59,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 22:50:59,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 22:50:59,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 22:50:59,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 22:50:59,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 22:50:59,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-05 22:50:59,785 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 22:50:59,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 22:50:59,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 22:50:59,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 22:50:59,788 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 22:50:59,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 22:50:59,789 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 22:50:59,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 22:50:59,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 22:50:59,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 22:50:59,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 22:50:59,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 22:50:59,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 22:50:59,791 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 22:50:59,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 22:50:59,791 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 22:50:59,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 22:50:59,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 22:50:59,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 22:50:59,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 22:50:59,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 22:50:59,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 22:50:59,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 22:50:59,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-05 22:50:59,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 22:50:59,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 22:50:59,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 22:50:59,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 22:50:59,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-05 22:50:59,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-05 22:51:00,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 22:51:00,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 22:51:00,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 22:51:00,141 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 22:51:00,142 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 22:51:00,142 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_pso.oepc.i [2020-10-05 22:51:00,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af4bec9f1/efc408abfce840359a3af3b316d857fa/FLAG12052c708 [2020-10-05 22:51:00,773 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 22:51:00,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_pso.oepc.i [2020-10-05 22:51:00,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af4bec9f1/efc408abfce840359a3af3b316d857fa/FLAG12052c708 [2020-10-05 22:51:00,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af4bec9f1/efc408abfce840359a3af3b316d857fa [2020-10-05 22:51:00,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 22:51:00,967 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 22:51:00,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 22:51:00,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 22:51:00,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 22:51:00,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 10:51:00" (1/1) ... [2020-10-05 22:51:00,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493af2d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:00, skipping insertion in model container [2020-10-05 22:51:00,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 10:51:00" (1/1) ... [2020-10-05 22:51:00,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 22:51:01,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 22:51:01,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 22:51:01,595 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 22:51:01,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 22:51:01,734 INFO L208 MainTranslator]: Completed translation [2020-10-05 22:51:01,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01 WrapperNode [2020-10-05 22:51:01,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 22:51:01,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 22:51:01,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 22:51:01,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 22:51:01,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 22:51:01,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 22:51:01,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 22:51:01,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 22:51:01,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (1/1) ... [2020-10-05 22:51:01,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 22:51:01,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 22:51:01,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 22:51:01,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 22:51:01,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (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 [2020-10-05 22:51:01,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 22:51:01,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 22:51:01,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 22:51:01,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 22:51:01,904 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 22:51:01,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 22:51:01,904 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 22:51:01,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 22:51:01,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 22:51:01,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 22:51:01,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 22:51:01,907 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 22:51:03,844 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 22:51:03,844 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 22:51:03,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 10:51:03 BoogieIcfgContainer [2020-10-05 22:51:03,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 22:51:03,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 22:51:03,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 22:51:03,852 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 22:51:03,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 10:51:00" (1/3) ... [2020-10-05 22:51:03,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@143db02f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 10:51:03, skipping insertion in model container [2020-10-05 22:51:03,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:51:01" (2/3) ... [2020-10-05 22:51:03,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@143db02f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 10:51:03, skipping insertion in model container [2020-10-05 22:51:03,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 10:51:03" (3/3) ... [2020-10-05 22:51:03,858 INFO L109 eAbstractionObserver]: Analyzing ICFG safe022_pso.oepc.i [2020-10-05 22:51:03,869 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 22:51:03,870 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-05 22:51:03,880 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 22:51:03,881 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 22:51:03,924 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,925 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,925 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,925 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,925 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,926 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,926 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,930 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,930 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,930 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,931 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,932 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,933 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,934 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,936 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,937 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,938 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,939 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,940 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,941 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,943 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,944 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,945 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,953 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,954 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,955 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,955 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,964 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,972 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 22:51:03,994 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-05 22:51:04,019 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 22:51:04,020 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 22:51:04,020 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-05 22:51:04,020 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 22:51:04,020 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 22:51:04,021 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 22:51:04,021 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 22:51:04,021 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 22:51:04,044 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 81 places, 76 transitions, 162 flow [2020-10-05 22:51:04,046 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 81 places, 76 transitions, 162 flow [2020-10-05 22:51:04,106 INFO L129 PetriNetUnfolder]: 2/74 cut-off events. [2020-10-05 22:51:04,106 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 22:51:04,114 INFO L80 FinitePrefix]: Finished finitePrefix Result has 81 conditions, 74 events. 2/74 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/70 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place. [2020-10-05 22:51:04,118 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 81 places, 76 transitions, 162 flow [2020-10-05 22:51:04,153 INFO L129 PetriNetUnfolder]: 2/74 cut-off events. [2020-10-05 22:51:04,153 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 22:51:04,154 INFO L80 FinitePrefix]: Finished finitePrefix Result has 81 conditions, 74 events. 2/74 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/70 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place. [2020-10-05 22:51:04,157 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 896 [2020-10-05 22:51:04,158 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-10-05 22:51:04,240 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,241 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,242 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,243 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,247 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,248 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,252 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:04,253 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,279 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:04,280 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,281 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,282 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,285 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,286 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,289 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:04,290 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,773 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-10-05 22:51:04,887 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:04,888 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,889 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,890 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,893 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,894 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,897 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:04,898 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,916 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:04,917 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,918 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,919 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:04,922 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:04,922 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,925 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:04,925 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:04,960 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-10-05 22:51:04,960 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,138 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,139 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,140 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,141 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,146 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,146 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,150 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,151 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,177 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,177 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,179 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,179 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,182 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,184 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,186 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,539 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,540 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,540 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,541 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,543 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,545 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,550 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,550 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,570 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,571 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,571 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,572 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,574 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:05,574 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,576 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,577 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:05,636 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-10-05 22:51:05,637 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,703 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-05 22:51:05,704 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,704 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,705 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,706 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,706 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,783 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-05 22:51:05,784 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,785 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,785 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,786 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 4, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,786 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,897 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,898 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-05 22:51:05,902 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-05 22:51:05,902 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,948 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:05,948 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:05,953 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,954 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-05 22:51:05,956 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,956 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-05 22:51:05,961 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,961 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-05 22:51:05,969 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-05 22:51:05,970 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,971 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,971 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:05,973 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:05,974 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,080 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:06,080 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:06,082 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,083 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-05 22:51:06,084 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,084 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-05 22:51:06,086 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,087 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-05 22:51:06,088 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-05 22:51:06,089 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,090 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,091 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,092 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,092 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,127 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,128 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-05 22:51:06,130 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-05 22:51:06,130 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,272 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-05 22:51:06,273 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,274 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,274 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,275 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-05 22:51:06,276 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,341 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-10-05 22:51:06,341 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:06,585 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-10-05 22:51:06,691 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-10-05 22:51:06,922 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:06,923 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:06,923 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:06,924 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:06,925 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:06,926 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:06,927 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:06,928 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:06,950 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:06,951 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:06,952 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:06,952 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:06,953 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:06,954 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:06,955 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:06,955 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:07,050 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:07,051 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:07,052 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:07,052 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:07,054 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:07,055 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:07,056 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:07,057 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-05 22:51:07,072 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:07,073 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:07,074 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:07,075 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 22:51:07,077 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-05 22:51:07,077 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:07,079 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-05 22:51:07,079 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-05 22:51:07,486 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2020-10-05 22:51:07,596 INFO L206 etLargeBlockEncoding]: Checked pairs total: 2346 [2020-10-05 22:51:07,596 INFO L214 etLargeBlockEncoding]: Total number of compositions: 65 [2020-10-05 22:51:07,602 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 21 transitions, 52 flow [2020-10-05 22:51:07,637 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 194 states. [2020-10-05 22:51:07,639 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states. [2020-10-05 22:51:07,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-10-05 22:51:07,645 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 22:51:07,646 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-10-05 22:51:07,646 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 22:51:07,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 22:51:07,653 INFO L82 PathProgramCache]: Analyzing trace with hash 899491, now seen corresponding path program 1 times [2020-10-05 22:51:07,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 22:51:07,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087629138] [2020-10-05 22:51:07,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 22:51:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 22:51:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 22:51:07,887 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087629138] [2020-10-05 22:51:07,888 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 22:51:07,889 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 22:51:07,889 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027471572] [2020-10-05 22:51:07,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 22:51:07,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 22:51:07,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 22:51:07,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 22:51:07,918 INFO L87 Difference]: Start difference. First operand 194 states. Second operand 3 states. [2020-10-05 22:51:07,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 22:51:07,991 INFO L93 Difference]: Finished difference Result 162 states and 385 transitions. [2020-10-05 22:51:07,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 22:51:07,994 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-10-05 22:51:07,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 22:51:08,007 INFO L225 Difference]: With dead ends: 162 [2020-10-05 22:51:08,007 INFO L226 Difference]: Without dead ends: 137 [2020-10-05 22:51:08,009 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 22:51:08,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-05 22:51:08,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2020-10-05 22:51:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-10-05 22:51:08,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 320 transitions. [2020-10-05 22:51:08,062 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 320 transitions. Word has length 3 [2020-10-05 22:51:08,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 22:51:08,063 INFO L479 AbstractCegarLoop]: Abstraction has 137 states and 320 transitions. [2020-10-05 22:51:08,063 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 22:51:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 320 transitions. [2020-10-05 22:51:08,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-05 22:51:08,064 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 22:51:08,064 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 22:51:08,065 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 22:51:08,065 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 22:51:08,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 22:51:08,065 INFO L82 PathProgramCache]: Analyzing trace with hash 387760376, now seen corresponding path program 1 times [2020-10-05 22:51:08,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 22:51:08,066 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055947518] [2020-10-05 22:51:08,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 22:51:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 22:51:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 22:51:08,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055947518] [2020-10-05 22:51:08,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 22:51:08,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 22:51:08,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131109260] [2020-10-05 22:51:08,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 22:51:08,192 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 22:51:08,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 22:51:08,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 22:51:08,192 INFO L87 Difference]: Start difference. First operand 137 states and 320 transitions. Second operand 4 states. [2020-10-05 22:51:08,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 22:51:08,227 INFO L93 Difference]: Finished difference Result 152 states and 337 transitions. [2020-10-05 22:51:08,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 22:51:08,230 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2020-10-05 22:51:08,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 22:51:08,231 INFO L225 Difference]: With dead ends: 152 [2020-10-05 22:51:08,231 INFO L226 Difference]: Without dead ends: 127 [2020-10-05 22:51:08,232 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 22:51:08,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-10-05 22:51:08,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2020-10-05 22:51:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-10-05 22:51:08,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 292 transitions. [2020-10-05 22:51:08,254 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 292 transitions. Word has length 8 [2020-10-05 22:51:08,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 22:51:08,255 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 292 transitions. [2020-10-05 22:51:08,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 22:51:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 292 transitions. [2020-10-05 22:51:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 22:51:08,256 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 22:51:08,256 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 22:51:08,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 22:51:08,257 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 22:51:08,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 22:51:08,259 INFO L82 PathProgramCache]: Analyzing trace with hash -857032525, now seen corresponding path program 1 times [2020-10-05 22:51:08,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 22:51:08,259 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966333235] [2020-10-05 22:51:08,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 22:51:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 22:51:08,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 22:51:08,401 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966333235] [2020-10-05 22:51:08,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 22:51:08,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 22:51:08,402 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965705958] [2020-10-05 22:51:08,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 22:51:08,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 22:51:08,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 22:51:08,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-05 22:51:08,403 INFO L87 Difference]: Start difference. First operand 127 states and 292 transitions. Second operand 5 states. [2020-10-05 22:51:08,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 22:51:08,465 INFO L93 Difference]: Finished difference Result 167 states and 374 transitions. [2020-10-05 22:51:08,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 22:51:08,466 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2020-10-05 22:51:08,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 22:51:08,467 INFO L225 Difference]: With dead ends: 167 [2020-10-05 22:51:08,468 INFO L226 Difference]: Without dead ends: 87 [2020-10-05 22:51:08,469 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-05 22:51:08,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-05 22:51:08,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-10-05 22:51:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-05 22:51:08,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 184 transitions. [2020-10-05 22:51:08,482 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 184 transitions. Word has length 9 [2020-10-05 22:51:08,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 22:51:08,482 INFO L479 AbstractCegarLoop]: Abstraction has 87 states and 184 transitions. [2020-10-05 22:51:08,482 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 22:51:08,482 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 184 transitions. [2020-10-05 22:51:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-05 22:51:08,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 22:51:08,487 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 22:51:08,488 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 22:51:08,488 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 22:51:08,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 22:51:08,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1724334799, now seen corresponding path program 1 times [2020-10-05 22:51:08,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 22:51:08,489 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053418758] [2020-10-05 22:51:08,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 22:51:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 22:51:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 22:51:08,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053418758] [2020-10-05 22:51:08,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 22:51:08,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 22:51:08,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998331911] [2020-10-05 22:51:08,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 22:51:08,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 22:51:08,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 22:51:08,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 22:51:08,562 INFO L87 Difference]: Start difference. First operand 87 states and 184 transitions. Second operand 4 states. [2020-10-05 22:51:08,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 22:51:08,591 INFO L93 Difference]: Finished difference Result 72 states and 126 transitions. [2020-10-05 22:51:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 22:51:08,592 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2020-10-05 22:51:08,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 22:51:08,593 INFO L225 Difference]: With dead ends: 72 [2020-10-05 22:51:08,593 INFO L226 Difference]: Without dead ends: 55 [2020-10-05 22:51:08,593 INFO L675 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 [2020-10-05 22:51:08,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-05 22:51:08,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-10-05 22:51:08,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-10-05 22:51:08,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 92 transitions. [2020-10-05 22:51:08,598 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 92 transitions. Word has length 11 [2020-10-05 22:51:08,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 22:51:08,598 INFO L479 AbstractCegarLoop]: Abstraction has 55 states and 92 transitions. [2020-10-05 22:51:08,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 22:51:08,598 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2020-10-05 22:51:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-05 22:51:08,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 22:51:08,599 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 22:51:08,599 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 22:51:08,600 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 22:51:08,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 22:51:08,600 INFO L82 PathProgramCache]: Analyzing trace with hash -893177104, now seen corresponding path program 1 times [2020-10-05 22:51:08,600 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 22:51:08,601 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135508749] [2020-10-05 22:51:08,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 22:51:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 22:51:08,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 22:51:08,763 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135508749] [2020-10-05 22:51:08,763 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 22:51:08,763 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 22:51:08,764 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685681176] [2020-10-05 22:51:08,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 22:51:08,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 22:51:08,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 22:51:08,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-05 22:51:08,765 INFO L87 Difference]: Start difference. First operand 55 states and 92 transitions. Second operand 5 states. [2020-10-05 22:51:08,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 22:51:08,814 INFO L93 Difference]: Finished difference Result 40 states and 60 transitions. [2020-10-05 22:51:08,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 22:51:08,814 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-05 22:51:08,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 22:51:08,815 INFO L225 Difference]: With dead ends: 40 [2020-10-05 22:51:08,815 INFO L226 Difference]: Without dead ends: 33 [2020-10-05 22:51:08,815 INFO L675 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 [2020-10-05 22:51:08,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-10-05 22:51:08,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-10-05 22:51:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-10-05 22:51:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 48 transitions. [2020-10-05 22:51:08,818 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 48 transitions. Word has length 13 [2020-10-05 22:51:08,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 22:51:08,818 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 48 transitions. [2020-10-05 22:51:08,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 22:51:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2020-10-05 22:51:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-05 22:51:08,819 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 22:51:08,819 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 22:51:08,819 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 22:51:08,819 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 22:51:08,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 22:51:08,819 INFO L82 PathProgramCache]: Analyzing trace with hash -834576640, now seen corresponding path program 1 times [2020-10-05 22:51:08,819 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 22:51:08,820 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167808520] [2020-10-05 22:51:08,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 22:51:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 22:51:08,878 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 22:51:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 22:51:08,952 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 22:51:08,991 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-05 22:51:08,992 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-05 22:51:08,992 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 22:51:09,008 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,008 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,009 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,010 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,010 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,010 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,010 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,011 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,011 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,011 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,011 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,011 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,012 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,012 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,012 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,012 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,012 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,013 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,013 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,013 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,013 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,013 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,013 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,014 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,014 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,014 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,014 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,015 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,015 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,015 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,015 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,015 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,015 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,016 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,016 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,016 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,016 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,017 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,017 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,017 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,017 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,017 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,018 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,018 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,018 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,018 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,019 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,019 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,019 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,019 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,019 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,020 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,020 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,020 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,020 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 22:51:09,020 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 22:51:09,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 10:51:09 BasicIcfg [2020-10-05 22:51:09,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 22:51:09,079 INFO L168 Benchmark]: Toolchain (without parser) took 8112.38 ms. Allocated memory was 139.5 MB in the beginning and 334.5 MB in the end (delta: 195.0 MB). Free memory was 101.4 MB in the beginning and 224.1 MB in the end (delta: -122.6 MB). Peak memory consumption was 72.4 MB. Max. memory is 7.1 GB. [2020-10-05 22:51:09,080 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-05 22:51:09,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.37 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.0 MB in the beginning and 157.8 MB in the end (delta: -56.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2020-10-05 22:51:09,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.74 ms. Allocated memory is still 202.4 MB. Free memory was 157.8 MB in the beginning and 155.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-05 22:51:09,082 INFO L168 Benchmark]: Boogie Preprocessor took 41.42 ms. Allocated memory is still 202.4 MB. Free memory was 155.1 MB in the beginning and 153.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-10-05 22:51:09,083 INFO L168 Benchmark]: RCFGBuilder took 2006.56 ms. Allocated memory was 202.4 MB in the beginning and 251.7 MB in the end (delta: 49.3 MB). Free memory was 153.1 MB in the beginning and 209.0 MB in the end (delta: -55.9 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. [2020-10-05 22:51:09,084 INFO L168 Benchmark]: TraceAbstraction took 5228.41 ms. Allocated memory was 251.7 MB in the beginning and 334.5 MB in the end (delta: 82.8 MB). Free memory was 209.0 MB in the beginning and 224.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 67.8 MB. Max. memory is 7.1 GB. [2020-10-05 22:51:09,089 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 764.37 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 101.0 MB in the beginning and 157.8 MB in the end (delta: -56.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 62.74 ms. Allocated memory is still 202.4 MB. Free memory was 157.8 MB in the beginning and 155.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.42 ms. Allocated memory is still 202.4 MB. Free memory was 155.1 MB in the beginning and 153.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2006.56 ms. Allocated memory was 202.4 MB in the beginning and 251.7 MB in the end (delta: 49.3 MB). Free memory was 153.1 MB in the beginning and 209.0 MB in the end (delta: -55.9 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5228.41 ms. Allocated memory was 251.7 MB in the beginning and 334.5 MB in the end (delta: 82.8 MB). Free memory was 209.0 MB in the beginning and 224.1 MB in the end (delta: -15.1 MB). Peak memory consumption was 67.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.5s, 81 ProgramPointsBefore, 27 ProgramPointsAfterwards, 76 TransitionsBefore, 21 TransitionsAfterwards, 896 CoEnabledTransitionPairs, 7 FixpointIterations, 29 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 451 VarBasedMoverChecksPositive, 40 VarBasedMoverChecksNegative, 21 SemBasedMoverChecksPositive, 36 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.3s, 0 MoverChecksTotal, 2346 CheckedPairsTotal, 65 TotalNumberOfCompositions - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L697] 0 int __unbuffered_cnt = 0; [L699] 0 int __unbuffered_p1_EAX = 0; [L701] 0 int __unbuffered_p1_EBX = 0; [L702] 0 _Bool main$tmp_guard0; [L703] 0 _Bool main$tmp_guard1; [L705] 0 int x = 0; [L707] 0 int y = 0; [L708] 0 _Bool y$flush_delayed; [L709] 0 int y$mem_tmp; [L710] 0 _Bool y$r_buff0_thd0; [L711] 0 _Bool y$r_buff0_thd1; [L712] 0 _Bool y$r_buff0_thd2; [L713] 0 _Bool y$r_buff1_thd0; [L714] 0 _Bool y$r_buff1_thd1; [L715] 0 _Bool y$r_buff1_thd2; [L716] 0 _Bool y$read_delayed; [L717] 0 int *y$read_delayed_var; [L718] 0 int y$w_buff0; [L719] 0 _Bool y$w_buff0_used; [L720] 0 int y$w_buff1; [L721] 0 _Bool y$w_buff1_used; [L722] 0 _Bool weak$$choice0; [L723] 0 _Bool weak$$choice2; [L796] 0 pthread_t t2309; [L797] FCALL, FORK 0 pthread_create(&t2309, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L798] 0 pthread_t t2310; [L799] FCALL, FORK 0 pthread_create(&t2310, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L727] 1 y$w_buff1 = y$w_buff0 [L728] 1 y$w_buff0 = 1 [L729] 1 y$w_buff1_used = y$w_buff0_used [L730] 1 y$w_buff0_used = (_Bool)1 [L7] COND TRUE 1 !expression [L7] 1 __VERIFIER_error() [L732] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L733] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L734] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L735] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L738] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L755] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L758] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L759] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L760] 2 y$flush_delayed = weak$$choice2 [L761] 2 y$mem_tmp = y [L762] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L762] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L763] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L763] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L764] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L764] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L764] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L764] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L765] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L765] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L765] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L765] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L766] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L766] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L767] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L767] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L768] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L768] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L768] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0 [L768] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L768] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L768] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L769] 2 __unbuffered_p1_EBX = y [L770] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L770] 2 y = y$flush_delayed ? y$mem_tmp : y [L771] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L774] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L774] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L775] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L775] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L776] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L776] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L777] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L777] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L778] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L778] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L781] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L783] 2 return 0; [L741] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L741] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L742] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L742] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L743] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L743] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L744] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L744] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L745] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L745] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L748] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L750] 1 return 0; [L801] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) [L805] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L805] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L806] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L806] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L807] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L807] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L808] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L808] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L809] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L809] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L812] 0 main$tmp_guard1 = !(__unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L7] COND TRUE 0 !expression [L7] 0 __VERIFIER_error() VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 75 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4.9s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.6s, HoareTripleCheckerStatistics: 83 SDtfs, 112 SDslu, 108 SDs, 0 SdLazy, 45 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 950 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...