/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe-SemanticLooper.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix032_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-16 04:47:52,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 04:47:52,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 04:47:52,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 04:47:52,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 04:47:52,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 04:47:52,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 04:47:52,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 04:47:52,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 04:47:52,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 04:47:52,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 04:47:52,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 04:47:52,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 04:47:52,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 04:47:52,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 04:47:52,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 04:47:52,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 04:47:52,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 04:47:52,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 04:47:52,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 04:47:52,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 04:47:52,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 04:47:52,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 04:47:52,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 04:47:52,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 04:47:52,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 04:47:52,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 04:47:52,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 04:47:52,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 04:47:52,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 04:47:52,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 04:47:52,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 04:47:52,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 04:47:52,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 04:47:52,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 04:47:52,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 04:47:52,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 04:47:52,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 04:47:52,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 04:47:52,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 04:47:52,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 04:47:52,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe-SemanticLooper.epf [2020-10-16 04:47:52,890 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 04:47:52,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 04:47:52,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 04:47:52,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 04:47:52,893 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 04:47:52,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 04:47:52,894 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 04:47:52,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 04:47:52,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 04:47:52,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 04:47:52,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 04:47:52,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 04:47:52,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 04:47:52,896 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 04:47:52,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 04:47:52,896 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 04:47:52,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 04:47:52,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 04:47:52,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 04:47:52,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 04:47:52,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 04:47:52,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 04:47:52,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 04:47:52,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 04:47:52,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 04:47:52,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 04:47:52,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 04:47:52,900 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-10-16 04:47:52,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 04:47:53,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 04:47:53,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 04:47:53,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 04:47:53,189 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 04:47:53,190 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 04:47:53,191 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix032_power.oepc.i [2020-10-16 04:47:53,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bda0f681/c5cde56fb12a40d6abc6b4f6bb8bf883/FLAGb6f7bbe8e [2020-10-16 04:47:53,812 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 04:47:53,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix032_power.oepc.i [2020-10-16 04:47:53,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bda0f681/c5cde56fb12a40d6abc6b4f6bb8bf883/FLAGb6f7bbe8e [2020-10-16 04:47:54,086 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bda0f681/c5cde56fb12a40d6abc6b4f6bb8bf883 [2020-10-16 04:47:54,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 04:47:54,101 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 04:47:54,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 04:47:54,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 04:47:54,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 04:47:54,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@230a6e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54, skipping insertion in model container [2020-10-16 04:47:54,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 04:47:54,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 04:47:54,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 04:47:54,696 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 04:47:54,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 04:47:54,842 INFO L208 MainTranslator]: Completed translation [2020-10-16 04:47:54,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54 WrapperNode [2020-10-16 04:47:54,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 04:47:54,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 04:47:54,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 04:47:54,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 04:47:54,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 04:47:54,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 04:47:54,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 04:47:54,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 04:47:54,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (1/1) ... [2020-10-16 04:47:54,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 04:47:54,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 04:47:54,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 04:47:54,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 04:47:54,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (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 [2020-10-16 04:47:55,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 04:47:55,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-16 04:47:55,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 04:47:55,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 04:47:55,071 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-16 04:47:55,072 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-16 04:47:55,073 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-16 04:47:55,073 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-16 04:47:55,074 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-16 04:47:55,074 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-16 04:47:55,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-16 04:47:55,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 04:47:55,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 04:47:55,079 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 04:47:57,064 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 04:47:57,064 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-16 04:47:57,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 04:47:57 BoogieIcfgContainer [2020-10-16 04:47:57,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 04:47:57,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 04:47:57,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 04:47:57,073 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 04:47:57,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 04:47:54" (1/3) ... [2020-10-16 04:47:57,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b90308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 04:47:57, skipping insertion in model container [2020-10-16 04:47:57,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 04:47:54" (2/3) ... [2020-10-16 04:47:57,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b90308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 04:47:57, skipping insertion in model container [2020-10-16 04:47:57,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 04:47:57" (3/3) ... [2020-10-16 04:47:57,077 INFO L111 eAbstractionObserver]: Analyzing ICFG mix032_power.oepc.i [2020-10-16 04:47:57,090 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 04:47:57,097 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-16 04:47:57,098 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 04:47:57,133 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,134 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,134 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,134 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,135 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,135 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,143 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,143 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,143 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,144 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,145 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,146 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,147 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,148 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,149 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,150 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,151 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,152 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,154 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,155 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,156 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,161 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,164 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,169 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,171 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,171 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,172 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,173 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,173 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,174 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,175 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,176 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,177 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,181 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,181 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,182 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,183 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,183 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,183 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,183 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,183 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,184 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 04:47:57,204 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-16 04:47:57,225 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 04:47:57,225 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 04:47:57,226 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 04:47:57,226 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 04:47:57,226 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 04:47:57,226 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 04:47:57,226 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 04:47:57,226 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 04:47:57,241 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 110 places, 102 transitions, 219 flow [2020-10-16 04:47:57,291 INFO L129 PetriNetUnfolder]: 2/99 cut-off events. [2020-10-16 04:47:57,291 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 04:47:57,296 INFO L80 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 2/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 74 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. [2020-10-16 04:47:57,297 INFO L82 GeneralOperation]: Start removeDead. Operand has 110 places, 102 transitions, 219 flow [2020-10-16 04:47:57,353 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 107 places, 99 transitions, 207 flow [2020-10-16 04:47:57,361 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 04:47:57,364 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 99 transitions, 207 flow [2020-10-16 04:47:57,367 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 99 transitions, 207 flow [2020-10-16 04:47:57,367 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 107 places, 99 transitions, 207 flow [2020-10-16 04:47:57,392 INFO L129 PetriNetUnfolder]: 2/99 cut-off events. [2020-10-16 04:47:57,392 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 04:47:57,393 INFO L80 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 2/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 78 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. [2020-10-16 04:47:57,396 INFO L117 LiptonReduction]: Number of co-enabled transitions 2002 [2020-10-16 04:47:57,851 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,852 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,853 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,854 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,858 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,858 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:57,862 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,862 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:57,882 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,883 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,884 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,885 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,888 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,889 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:57,891 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,892 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:57,930 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,930 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,931 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,932 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,935 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,936 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:57,938 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,939 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:57,957 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,957 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,958 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,959 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:57,961 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:57,962 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:57,965 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:57,965 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,002 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-10-16 04:47:58,003 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,106 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,106 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,107 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,108 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,111 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,111 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,113 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,114 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,131 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,131 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,132 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,133 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,135 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,135 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,138 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,138 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,209 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,210 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,211 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,211 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,213 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,213 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,215 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,216 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,235 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,235 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,236 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,236 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,238 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,239 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,241 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,241 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,272 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,272 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,273 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,273 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,275 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,276 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,277 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,278 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,297 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,298 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,299 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,299 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,301 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,301 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,303 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:58,303 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:58,608 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-10-16 04:47:58,873 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-10-16 04:47:58,874 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,933 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:58,934 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:58,936 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-16 04:47:58,937 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-16 04:47:58,940 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:58,940 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-16 04:47:58,942 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-16 04:47:58,943 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-16 04:47:58,945 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-16 04:47:58,946 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:58,949 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:58,949 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:58,951 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:58,952 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:59,007 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:59,008 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-16 04:47:59,012 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-16 04:47:59,013 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:59,108 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,109 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,110 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,111 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,112 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,113 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,115 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,116 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,139 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,140 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,141 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,142 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,144 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,145 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,147 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,148 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,234 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:59,235 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-10-16 04:47:59,238 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-10-16 04:47:59,238 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:59,282 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,282 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,286 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-16 04:47:59,287 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-16 04:47:59,288 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:59,288 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-16 04:47:59,290 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-10-16 04:47:59,290 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-16 04:47:59,293 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-10-16 04:47:59,293 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:59,295 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:59,295 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:59,296 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-10-16 04:47:59,297 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-16 04:47:59,350 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,351 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,351 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,352 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,353 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,354 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,355 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,356 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,369 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,370 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,371 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,371 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,372 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,373 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,374 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,375 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,811 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,812 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,813 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,813 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,815 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,816 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,818 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,819 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,837 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,837 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,838 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,839 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-16 04:47:59,840 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-10-16 04:47:59,841 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:47:59,843 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-10-16 04:47:59,843 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-16 04:48:00,337 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-16 04:48:00,442 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-16 04:48:00,753 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2020-10-16 04:48:00,879 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-16 04:48:00,891 INFO L132 LiptonReduction]: Checked pairs total: 5804 [2020-10-16 04:48:00,891 INFO L134 LiptonReduction]: Total number of compositions: 85 [2020-10-16 04:48:00,899 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3545 [2020-10-16 04:48:00,905 INFO L129 PetriNetUnfolder]: 0/3 cut-off events. [2020-10-16 04:48:00,905 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 04:48:00,905 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:00,906 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2020-10-16 04:48:00,906 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:00,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:00,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1073730, now seen corresponding path program 1 times [2020-10-16 04:48:00,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:00,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400057323] [2020-10-16 04:48:00,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 04:48:01,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 04:48:01,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400057323] [2020-10-16 04:48:01,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 04:48:01,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-16 04:48:01,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886627189] [2020-10-16 04:48:01,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 04:48:01,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 04:48:01,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 04:48:01,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 04:48:01,163 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 187 [2020-10-16 04:48:01,165 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 27 transitions, 63 flow. Second operand 3 states. [2020-10-16 04:48:01,165 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 04:48:01,165 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 187 [2020-10-16 04:48:01,167 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 04:48:01,260 INFO L129 PetriNetUnfolder]: 49/151 cut-off events. [2020-10-16 04:48:01,260 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 04:48:01,261 INFO L80 FinitePrefix]: Finished finitePrefix Result has 247 conditions, 151 events. 49/151 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 703 event pairs, 38 based on Foata normal form. 17/153 useless extension candidates. Maximal degree in co-relation 237. Up to 65 conditions per place. [2020-10-16 04:48:01,264 INFO L132 encePairwiseOnDemand]: 183/187 looper letters, 9 selfloop transitions, 2 changer transitions 0/29 dead transitions. [2020-10-16 04:48:01,264 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 29 transitions, 89 flow [2020-10-16 04:48:01,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 04:48:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 04:48:01,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 503 transitions. [2020-10-16 04:48:01,283 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8966131907308378 [2020-10-16 04:48:01,284 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 503 transitions. [2020-10-16 04:48:01,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 503 transitions. [2020-10-16 04:48:01,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 04:48:01,290 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 503 transitions. [2020-10-16 04:48:01,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 04:48:01,301 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 04:48:01,301 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 04:48:01,303 INFO L185 Difference]: Start difference. First operand has 36 places, 27 transitions, 63 flow. Second operand 3 states and 503 transitions. [2020-10-16 04:48:01,304 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 29 transitions, 89 flow [2020-10-16 04:48:01,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 29 transitions, 86 flow, removed 0 selfloop flow, removed 3 redundant places. [2020-10-16 04:48:01,309 INFO L241 Difference]: Finished difference. Result has 34 places, 25 transitions, 60 flow [2020-10-16 04:48:01,312 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=56, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=60, PETRI_PLACES=34, PETRI_TRANSITIONS=25} [2020-10-16 04:48:01,312 INFO L342 CegarLoopForPetriNet]: 36 programPoint places, -2 predicate places. [2020-10-16 04:48:01,313 INFO L481 AbstractCegarLoop]: Abstraction has has 34 places, 25 transitions, 60 flow [2020-10-16 04:48:01,313 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 04:48:01,313 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:01,313 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 04:48:01,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 04:48:01,314 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:01,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:01,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1151780064, now seen corresponding path program 1 times [2020-10-16 04:48:01,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:01,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002299013] [2020-10-16 04:48:01,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 04:48:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 04:48:01,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002299013] [2020-10-16 04:48:01,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 04:48:01,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 04:48:01,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824893769] [2020-10-16 04:48:01,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 04:48:01,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 04:48:01,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 04:48:01,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 04:48:01,393 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 187 [2020-10-16 04:48:01,393 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 25 transitions, 60 flow. Second operand 3 states. [2020-10-16 04:48:01,393 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 04:48:01,394 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 187 [2020-10-16 04:48:01,394 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 04:48:01,423 INFO L129 PetriNetUnfolder]: 14/65 cut-off events. [2020-10-16 04:48:01,423 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 04:48:01,424 INFO L80 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 65 events. 14/65 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 216 event pairs, 6 based on Foata normal form. 1/60 useless extension candidates. Maximal degree in co-relation 96. Up to 29 conditions per place. [2020-10-16 04:48:01,425 INFO L132 encePairwiseOnDemand]: 182/187 looper letters, 4 selfloop transitions, 4 changer transitions 0/28 dead transitions. [2020-10-16 04:48:01,425 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 28 transitions, 82 flow [2020-10-16 04:48:01,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 04:48:01,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 04:48:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 501 transitions. [2020-10-16 04:48:01,430 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.893048128342246 [2020-10-16 04:48:01,430 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 501 transitions. [2020-10-16 04:48:01,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 501 transitions. [2020-10-16 04:48:01,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 04:48:01,431 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 501 transitions. [2020-10-16 04:48:01,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 04:48:01,434 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 04:48:01,434 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 04:48:01,434 INFO L185 Difference]: Start difference. First operand has 34 places, 25 transitions, 60 flow. Second operand 3 states and 501 transitions. [2020-10-16 04:48:01,434 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 28 transitions, 82 flow [2020-10-16 04:48:01,435 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 28 transitions, 78 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 04:48:01,465 INFO L241 Difference]: Finished difference. Result has 35 places, 28 transitions, 82 flow [2020-10-16 04:48:01,465 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=56, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=82, PETRI_PLACES=35, PETRI_TRANSITIONS=28} [2020-10-16 04:48:01,466 INFO L342 CegarLoopForPetriNet]: 36 programPoint places, -1 predicate places. [2020-10-16 04:48:01,466 INFO L481 AbstractCegarLoop]: Abstraction has has 35 places, 28 transitions, 82 flow [2020-10-16 04:48:01,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 04:48:01,466 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:01,467 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 04:48:01,467 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 04:48:01,467 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:01,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:01,467 INFO L82 PathProgramCache]: Analyzing trace with hash 243494931, now seen corresponding path program 1 times [2020-10-16 04:48:01,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:01,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942456419] [2020-10-16 04:48:01,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 04:48:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 04:48:01,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942456419] [2020-10-16 04:48:01,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 04:48:01,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 04:48:01,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583392919] [2020-10-16 04:48:01,609 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-16 04:48:01,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 04:48:01,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-16 04:48:01,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-16 04:48:01,612 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 187 [2020-10-16 04:48:01,612 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 28 transitions, 82 flow. Second operand 4 states. [2020-10-16 04:48:01,613 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 04:48:01,613 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 187 [2020-10-16 04:48:01,613 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 04:48:01,646 INFO L129 PetriNetUnfolder]: 8/52 cut-off events. [2020-10-16 04:48:01,646 INFO L130 PetriNetUnfolder]: For 6/14 co-relation queries the response was YES. [2020-10-16 04:48:01,647 INFO L80 FinitePrefix]: Finished finitePrefix Result has 105 conditions, 52 events. 8/52 cut-off events. For 6/14 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 106 event pairs, 1 based on Foata normal form. 7/54 useless extension candidates. Maximal degree in co-relation 95. Up to 20 conditions per place. [2020-10-16 04:48:01,648 INFO L132 encePairwiseOnDemand]: 182/187 looper letters, 4 selfloop transitions, 7 changer transitions 0/31 dead transitions. [2020-10-16 04:48:01,648 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 31 transitions, 116 flow [2020-10-16 04:48:01,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-16 04:48:01,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-10-16 04:48:01,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 668 transitions. [2020-10-16 04:48:01,651 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.893048128342246 [2020-10-16 04:48:01,652 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 668 transitions. [2020-10-16 04:48:01,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 668 transitions. [2020-10-16 04:48:01,652 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 04:48:01,653 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 668 transitions. [2020-10-16 04:48:01,654 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 5 states. [2020-10-16 04:48:01,657 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 5 states. [2020-10-16 04:48:01,657 INFO L81 ComplementDD]: Finished complementDD. Result 5 states. [2020-10-16 04:48:01,657 INFO L185 Difference]: Start difference. First operand has 35 places, 28 transitions, 82 flow. Second operand 4 states and 668 transitions. [2020-10-16 04:48:01,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 31 transitions, 116 flow [2020-10-16 04:48:01,658 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 31 transitions, 112 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-16 04:48:01,659 INFO L241 Difference]: Finished difference. Result has 38 places, 31 transitions, 118 flow [2020-10-16 04:48:01,659 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=78, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=118, PETRI_PLACES=38, PETRI_TRANSITIONS=31} [2020-10-16 04:48:01,660 INFO L342 CegarLoopForPetriNet]: 36 programPoint places, 2 predicate places. [2020-10-16 04:48:01,660 INFO L481 AbstractCegarLoop]: Abstraction has has 38 places, 31 transitions, 118 flow [2020-10-16 04:48:01,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-16 04:48:01,660 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:01,660 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 04:48:01,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 04:48:01,661 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:01,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:01,661 INFO L82 PathProgramCache]: Analyzing trace with hash -1397929848, now seen corresponding path program 1 times [2020-10-16 04:48:01,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:01,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255232785] [2020-10-16 04:48:01,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 04:48:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 04:48:01,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255232785] [2020-10-16 04:48:01,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 04:48:01,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 04:48:01,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039352936] [2020-10-16 04:48:01,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 04:48:01,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 04:48:01,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 04:48:01,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-16 04:48:01,747 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 187 [2020-10-16 04:48:01,748 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 31 transitions, 118 flow. Second operand 5 states. [2020-10-16 04:48:01,749 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 04:48:01,749 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 187 [2020-10-16 04:48:01,749 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 04:48:01,790 INFO L129 PetriNetUnfolder]: 5/34 cut-off events. [2020-10-16 04:48:01,791 INFO L130 PetriNetUnfolder]: For 29/45 co-relation queries the response was YES. [2020-10-16 04:48:01,791 INFO L80 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 34 events. 5/34 cut-off events. For 29/45 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 41 event pairs, 0 based on Foata normal form. 11/43 useless extension candidates. Maximal degree in co-relation 81. Up to 14 conditions per place. [2020-10-16 04:48:01,792 INFO L132 encePairwiseOnDemand]: 182/187 looper letters, 1 selfloop transitions, 10 changer transitions 1/31 dead transitions. [2020-10-16 04:48:01,792 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 31 transitions, 140 flow [2020-10-16 04:48:01,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 04:48:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 04:48:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 832 transitions. [2020-10-16 04:48:01,795 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8898395721925134 [2020-10-16 04:48:01,795 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 832 transitions. [2020-10-16 04:48:01,795 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 832 transitions. [2020-10-16 04:48:01,796 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 04:48:01,796 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 832 transitions. [2020-10-16 04:48:01,798 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 04:48:01,799 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 04:48:01,800 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 04:48:01,800 INFO L185 Difference]: Start difference. First operand has 38 places, 31 transitions, 118 flow. Second operand 5 states and 832 transitions. [2020-10-16 04:48:01,800 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 31 transitions, 140 flow [2020-10-16 04:48:01,801 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 31 transitions, 126 flow, removed 3 selfloop flow, removed 2 redundant places. [2020-10-16 04:48:01,802 INFO L241 Difference]: Finished difference. Result has 41 places, 30 transitions, 130 flow [2020-10-16 04:48:01,802 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=104, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=130, PETRI_PLACES=41, PETRI_TRANSITIONS=30} [2020-10-16 04:48:01,803 INFO L342 CegarLoopForPetriNet]: 36 programPoint places, 5 predicate places. [2020-10-16 04:48:01,803 INFO L481 AbstractCegarLoop]: Abstraction has has 41 places, 30 transitions, 130 flow [2020-10-16 04:48:01,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 04:48:01,803 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:01,803 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 04:48:01,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 04:48:01,803 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:01,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:01,804 INFO L82 PathProgramCache]: Analyzing trace with hash 2039480116, now seen corresponding path program 1 times [2020-10-16 04:48:01,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:01,804 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533259511] [2020-10-16 04:48:01,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 04:48:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 04:48:02,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533259511] [2020-10-16 04:48:02,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 04:48:02,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 04:48:02,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138287476] [2020-10-16 04:48:02,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-16 04:48:02,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 04:48:02,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-16 04:48:02,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-16 04:48:02,135 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 187 [2020-10-16 04:48:02,136 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 30 transitions, 130 flow. Second operand 8 states. [2020-10-16 04:48:02,136 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 04:48:02,136 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 187 [2020-10-16 04:48:02,136 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 04:48:02,387 INFO L129 PetriNetUnfolder]: 42/139 cut-off events. [2020-10-16 04:48:02,388 INFO L130 PetriNetUnfolder]: For 133/147 co-relation queries the response was YES. [2020-10-16 04:48:02,388 INFO L80 FinitePrefix]: Finished finitePrefix Result has 379 conditions, 139 events. 42/139 cut-off events. For 133/147 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 577 event pairs, 2 based on Foata normal form. 1/136 useless extension candidates. Maximal degree in co-relation 366. Up to 43 conditions per place. [2020-10-16 04:48:02,390 INFO L132 encePairwiseOnDemand]: 179/187 looper letters, 15 selfloop transitions, 6 changer transitions 5/47 dead transitions. [2020-10-16 04:48:02,390 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 47 transitions, 216 flow [2020-10-16 04:48:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 04:48:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-10-16 04:48:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 972 transitions. [2020-10-16 04:48:02,394 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.7425515660809778 [2020-10-16 04:48:02,394 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 972 transitions. [2020-10-16 04:48:02,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 972 transitions. [2020-10-16 04:48:02,395 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 04:48:02,395 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 972 transitions. [2020-10-16 04:48:02,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 8 states. [2020-10-16 04:48:02,399 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 8 states. [2020-10-16 04:48:02,399 INFO L81 ComplementDD]: Finished complementDD. Result 8 states. [2020-10-16 04:48:02,400 INFO L185 Difference]: Start difference. First operand has 41 places, 30 transitions, 130 flow. Second operand 7 states and 972 transitions. [2020-10-16 04:48:02,400 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 47 transitions, 216 flow [2020-10-16 04:48:02,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 47 transitions, 190 flow, removed 6 selfloop flow, removed 3 redundant places. [2020-10-16 04:48:02,404 INFO L241 Difference]: Finished difference. Result has 47 places, 34 transitions, 144 flow [2020-10-16 04:48:02,404 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=104, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=144, PETRI_PLACES=47, PETRI_TRANSITIONS=34} [2020-10-16 04:48:02,404 INFO L342 CegarLoopForPetriNet]: 36 programPoint places, 11 predicate places. [2020-10-16 04:48:02,405 INFO L481 AbstractCegarLoop]: Abstraction has has 47 places, 34 transitions, 144 flow [2020-10-16 04:48:02,405 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-16 04:48:02,405 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:02,405 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 04:48:02,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 04:48:02,405 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:02,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:02,406 INFO L82 PathProgramCache]: Analyzing trace with hash -490668196, now seen corresponding path program 2 times [2020-10-16 04:48:02,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:02,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372983231] [2020-10-16 04:48:02,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 04:48:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 04:48:02,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372983231] [2020-10-16 04:48:02,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 04:48:02,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 04:48:02,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178211313] [2020-10-16 04:48:02,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 04:48:02,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 04:48:02,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 04:48:02,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-16 04:48:02,502 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 155 out of 187 [2020-10-16 04:48:02,503 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 34 transitions, 144 flow. Second operand 5 states. [2020-10-16 04:48:02,503 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 04:48:02,503 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 155 of 187 [2020-10-16 04:48:02,503 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 04:48:02,572 INFO L129 PetriNetUnfolder]: 70/223 cut-off events. [2020-10-16 04:48:02,572 INFO L130 PetriNetUnfolder]: For 128/131 co-relation queries the response was YES. [2020-10-16 04:48:02,573 INFO L80 FinitePrefix]: Finished finitePrefix Result has 569 conditions, 223 events. 70/223 cut-off events. For 128/131 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1101 event pairs, 26 based on Foata normal form. 2/212 useless extension candidates. Maximal degree in co-relation 553. Up to 80 conditions per place. [2020-10-16 04:48:02,574 INFO L132 encePairwiseOnDemand]: 183/187 looper letters, 4 selfloop transitions, 1 changer transitions 2/36 dead transitions. [2020-10-16 04:48:02,574 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 36 transitions, 164 flow [2020-10-16 04:48:02,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 04:48:02,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 04:48:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 783 transitions. [2020-10-16 04:48:02,578 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8374331550802139 [2020-10-16 04:48:02,578 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 783 transitions. [2020-10-16 04:48:02,578 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 783 transitions. [2020-10-16 04:48:02,579 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 04:48:02,579 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 783 transitions. [2020-10-16 04:48:02,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 04:48:02,583 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 04:48:02,583 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 04:48:02,583 INFO L185 Difference]: Start difference. First operand has 47 places, 34 transitions, 144 flow. Second operand 5 states and 783 transitions. [2020-10-16 04:48:02,583 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 36 transitions, 164 flow [2020-10-16 04:48:02,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 36 transitions, 152 flow, removed 3 selfloop flow, removed 4 redundant places. [2020-10-16 04:48:02,587 INFO L241 Difference]: Finished difference. Result has 48 places, 34 transitions, 143 flow [2020-10-16 04:48:02,587 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=143, PETRI_PLACES=48, PETRI_TRANSITIONS=34} [2020-10-16 04:48:02,588 INFO L342 CegarLoopForPetriNet]: 36 programPoint places, 12 predicate places. [2020-10-16 04:48:02,588 INFO L481 AbstractCegarLoop]: Abstraction has has 48 places, 34 transitions, 143 flow [2020-10-16 04:48:02,588 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 04:48:02,588 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:02,588 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 04:48:02,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 04:48:02,589 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:02,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:02,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1894883800, now seen corresponding path program 3 times [2020-10-16 04:48:02,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:02,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307411621] [2020-10-16 04:48:02,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 04:48:02,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 04:48:02,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307411621] [2020-10-16 04:48:02,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 04:48:02,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-16 04:48:02,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431296963] [2020-10-16 04:48:02,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-16 04:48:02,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 04:48:02,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-16 04:48:02,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-16 04:48:02,685 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 156 out of 187 [2020-10-16 04:48:02,686 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 34 transitions, 143 flow. Second operand 5 states. [2020-10-16 04:48:02,686 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 04:48:02,686 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 156 of 187 [2020-10-16 04:48:02,686 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 04:48:02,750 INFO L129 PetriNetUnfolder]: 60/221 cut-off events. [2020-10-16 04:48:02,750 INFO L130 PetriNetUnfolder]: For 118/125 co-relation queries the response was YES. [2020-10-16 04:48:02,752 INFO L80 FinitePrefix]: Finished finitePrefix Result has 558 conditions, 221 events. 60/221 cut-off events. For 118/125 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1124 event pairs, 22 based on Foata normal form. 3/213 useless extension candidates. Maximal degree in co-relation 544. Up to 77 conditions per place. [2020-10-16 04:48:02,752 INFO L132 encePairwiseOnDemand]: 183/187 looper letters, 4 selfloop transitions, 1 changer transitions 4/36 dead transitions. [2020-10-16 04:48:02,752 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 36 transitions, 163 flow [2020-10-16 04:48:02,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-16 04:48:02,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-16 04:48:02,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 788 transitions. [2020-10-16 04:48:02,756 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8427807486631016 [2020-10-16 04:48:02,756 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 788 transitions. [2020-10-16 04:48:02,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 788 transitions. [2020-10-16 04:48:02,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 04:48:02,757 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 788 transitions. [2020-10-16 04:48:02,759 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 6 states. [2020-10-16 04:48:02,760 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 6 states. [2020-10-16 04:48:02,760 INFO L81 ComplementDD]: Finished complementDD. Result 6 states. [2020-10-16 04:48:02,761 INFO L185 Difference]: Start difference. First operand has 48 places, 34 transitions, 143 flow. Second operand 5 states and 788 transitions. [2020-10-16 04:48:02,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 36 transitions, 163 flow [2020-10-16 04:48:02,763 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 36 transitions, 156 flow, removed 3 selfloop flow, removed 3 redundant places. [2020-10-16 04:48:02,764 INFO L241 Difference]: Finished difference. Result has 50 places, 32 transitions, 137 flow [2020-10-16 04:48:02,765 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=137, PETRI_PLACES=50, PETRI_TRANSITIONS=32} [2020-10-16 04:48:02,765 INFO L342 CegarLoopForPetriNet]: 36 programPoint places, 14 predicate places. [2020-10-16 04:48:02,765 INFO L481 AbstractCegarLoop]: Abstraction has has 50 places, 32 transitions, 137 flow [2020-10-16 04:48:02,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-16 04:48:02,765 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 04:48:02,765 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 04:48:02,765 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 04:48:02,766 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 04:48:02,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 04:48:02,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1049735396, now seen corresponding path program 4 times [2020-10-16 04:48:02,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 04:48:02,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554886979] [2020-10-16 04:48:02,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 04:48:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 04:48:02,889 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 04:48:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-16 04:48:02,967 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-16 04:48:03,011 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-16 04:48:03,012 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-16 04:48:03,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 04:48:03,042 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,043 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,046 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,046 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,046 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,046 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,047 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,047 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,047 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,047 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,047 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,047 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,048 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,048 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,048 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,048 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,049 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,049 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,049 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,049 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,049 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,050 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,050 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,050 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,050 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,051 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,051 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,051 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,051 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,051 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,052 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,052 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,052 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,052 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,053 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,053 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,053 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,053 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,053 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,054 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,054 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,054 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,054 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,054 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,055 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,055 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,055 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,056 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,056 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,056 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,057 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,057 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,057 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,057 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,057 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,057 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,058 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,059 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,059 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,059 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,059 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,059 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,059 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,060 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,060 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,063 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,063 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-16 04:48:03,063 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-16 04:48:03,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 04:48:03 BasicIcfg [2020-10-16 04:48:03,132 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 04:48:03,133 INFO L168 Benchmark]: Toolchain (without parser) took 9033.45 ms. Allocated memory was 253.8 MB in the beginning and 521.7 MB in the end (delta: 267.9 MB). Free memory was 209.5 MB in the beginning and 207.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 269.7 MB. Max. memory is 14.2 GB. [2020-10-16 04:48:03,135 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 253.8 MB. Free memory is still 230.1 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-16 04:48:03,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.40 ms. Allocated memory was 253.8 MB in the beginning and 321.9 MB in the end (delta: 68.2 MB). Free memory was 209.5 MB in the beginning and 267.6 MB in the end (delta: -58.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 14.2 GB. [2020-10-16 04:48:03,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.64 ms. Allocated memory is still 321.9 MB. Free memory was 267.6 MB in the beginning and 265.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-16 04:48:03,140 INFO L168 Benchmark]: Boogie Preprocessor took 41.10 ms. Allocated memory is still 321.9 MB. Free memory was 265.0 MB in the beginning and 262.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-16 04:48:03,141 INFO L168 Benchmark]: RCFGBuilder took 2084.72 ms. Allocated memory was 321.9 MB in the beginning and 363.9 MB in the end (delta: 41.9 MB). Free memory was 262.5 MB in the beginning and 192.6 MB in the end (delta: 70.0 MB). Peak memory consumption was 111.9 MB. Max. memory is 14.2 GB. [2020-10-16 04:48:03,142 INFO L168 Benchmark]: TraceAbstraction took 6063.13 ms. Allocated memory was 363.9 MB in the beginning and 521.7 MB in the end (delta: 157.8 MB). Free memory was 192.6 MB in the beginning and 207.7 MB in the end (delta: -15.2 MB). Peak memory consumption was 142.6 MB. Max. memory is 14.2 GB. [2020-10-16 04:48:03,149 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 253.8 MB. Free memory is still 230.1 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 741.40 ms. Allocated memory was 253.8 MB in the beginning and 321.9 MB in the end (delta: 68.2 MB). Free memory was 209.5 MB in the beginning and 267.6 MB in the end (delta: -58.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 95.64 ms. Allocated memory is still 321.9 MB. Free memory was 267.6 MB in the beginning and 265.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 41.10 ms. Allocated memory is still 321.9 MB. Free memory was 265.0 MB in the beginning and 262.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 2084.72 ms. Allocated memory was 321.9 MB in the beginning and 363.9 MB in the end (delta: 41.9 MB). Free memory was 262.5 MB in the beginning and 192.6 MB in the end (delta: 70.0 MB). Peak memory consumption was 111.9 MB. Max. memory is 14.2 GB. * TraceAbstraction took 6063.13 ms. Allocated memory was 363.9 MB in the beginning and 521.7 MB in the end (delta: 157.8 MB). Free memory was 192.6 MB in the beginning and 207.7 MB in the end (delta: -15.2 MB). Peak memory consumption was 142.6 MB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1407 VarBasedMoverChecksPositive, 70 VarBasedMoverChecksNegative, 24 SemBasedMoverChecksPositive, 46 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 229 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.5s, 107 PlacesBefore, 36 PlacesAfterwards, 99 TransitionsBefore, 27 TransitionsAfterwards, 2002 CoEnabledTransitionPairs, 7 FixpointIterations, 37 TrivialSequentialCompositions, 38 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 85 TotalNumberOfCompositions, 5804 MoverChecksTotal - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L698] 0 int __unbuffered_cnt = 0; [L700] 0 int __unbuffered_p0_EAX = 0; [L702] 0 int __unbuffered_p1_EAX = 0; [L704] 0 int __unbuffered_p1_EBX = 0; [L706] 0 int __unbuffered_p2_EAX = 0; [L708] 0 int __unbuffered_p2_EBX = 0; [L710] 0 int a = 0; [L712] 0 int b = 0; [L713] 0 _Bool b$flush_delayed; [L714] 0 int b$mem_tmp; [L715] 0 _Bool b$r_buff0_thd0; [L716] 0 _Bool b$r_buff0_thd1; [L717] 0 _Bool b$r_buff0_thd2; [L718] 0 _Bool b$r_buff0_thd3; [L719] 0 _Bool b$r_buff1_thd0; [L720] 0 _Bool b$r_buff1_thd1; [L721] 0 _Bool b$r_buff1_thd2; [L722] 0 _Bool b$r_buff1_thd3; [L723] 0 _Bool b$read_delayed; [L724] 0 int *b$read_delayed_var; [L725] 0 int b$w_buff0; [L726] 0 _Bool b$w_buff0_used; [L727] 0 int b$w_buff1; [L728] 0 _Bool b$w_buff1_used; [L729] 0 _Bool main$tmp_guard0; [L730] 0 _Bool main$tmp_guard1; [L732] 0 int x = 0; [L734] 0 int y = 0; [L736] 0 int z = 0; [L737] 0 _Bool weak$$choice0; [L738] 0 _Bool weak$$choice2; [L844] 0 pthread_t t849; [L845] FCALL, FORK 0 pthread_create(&t849, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L742] 1 b$w_buff1 = b$w_buff0 [L743] 1 b$w_buff0 = 1 [L744] 1 b$w_buff1_used = b$w_buff0_used [L745] 1 b$w_buff0_used = (_Bool)1 [L7] COND TRUE 1 !expression [L7] 1 __VERIFIER_error() [L747] 1 b$r_buff1_thd0 = b$r_buff0_thd0 [L748] 1 b$r_buff1_thd1 = b$r_buff0_thd1 [L749] 1 b$r_buff1_thd2 = b$r_buff0_thd2 [L750] 1 b$r_buff1_thd3 = b$r_buff0_thd3 [L751] 1 b$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L754] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L846] 0 pthread_t t850; [L847] FCALL, FORK 0 pthread_create(&t850, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L771] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L848] 0 pthread_t t851; [L849] FCALL, FORK 0 pthread_create(&t851, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L774] 2 y = 1 [L777] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L780] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L797] 3 z = 1 [L800] 3 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L803] 3 __unbuffered_p2_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L806] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 3 b$flush_delayed = weak$$choice2 [L809] 3 b$mem_tmp = b [L810] EXPR 3 !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff1) [L810] 3 b = !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff1) [L811] EXPR 3 weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0)) [L811] 3 b$w_buff0 = weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : b$w_buff0)) [L812] EXPR 3 weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1)) [L812] EXPR 3 !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1) [L812] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1 [L812] EXPR 3 !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1) [L812] EXPR 3 weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1)) [L812] 3 b$w_buff1 = weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff1 : b$w_buff1)) [L813] EXPR 3 weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used)) [L813] 3 b$w_buff0_used = weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used)) [L814] EXPR 3 weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L814] 3 b$w_buff1_used = weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 3 weak$$choice2 ? b$r_buff0_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff0_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3)) [L815] EXPR 3 !b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff0_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3) [L815] EXPR 3 weak$$choice2 ? b$r_buff0_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff0_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3)) [L815] 3 b$r_buff0_thd3 = weak$$choice2 ? b$r_buff0_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff0_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3)) [L816] EXPR 3 weak$$choice2 ? b$r_buff1_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff1_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L816] 3 b$r_buff1_thd3 = weak$$choice2 ? b$r_buff1_thd3 : (!b$w_buff0_used || !b$r_buff0_thd3 && !b$w_buff1_used || !b$r_buff0_thd3 && !b$r_buff1_thd3 ? b$r_buff1_thd3 : (b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] 3 __unbuffered_p2_EBX = b [L818] EXPR 3 b$flush_delayed ? b$mem_tmp : b [L818] 3 b = b$flush_delayed ? b$mem_tmp : b [L819] 3 b$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=1, y=1, z=1] [L783] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L783] 2 b = b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L784] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used [L784] 2 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used [L785] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used [L785] 2 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used [L786] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2 [L786] 2 b$r_buff0_thd2 = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2 [L787] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2 [L787] 2 b$r_buff1_thd2 = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2 [L757] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L757] 1 b = b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L758] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L758] 1 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L759] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L759] 1 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L760] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L760] 1 b$r_buff0_thd1 = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L761] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 [L761] 1 b$r_buff1_thd1 = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 [L764] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L766] 1 return 0; [L790] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L792] 2 return 0; [L822] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L822] EXPR 3 b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b [L822] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L822] 3 b = b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L823] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used [L823] 3 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used [L824] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used [L824] 3 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used [L825] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3 [L825] 3 b$r_buff0_thd3 = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3 [L826] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3 [L826] 3 b$r_buff1_thd3 = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3 [L829] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L831] 3 return 0; [L851] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=1, y=1, z=1] [L855] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L855] EXPR 0 b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b [L855] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L855] 0 b = b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L856] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L856] 0 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L857] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L857] 0 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L858] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L858] 0 b$r_buff0_thd0 = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L859] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 [L859] 0 b$r_buff1_thd0 = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 [L862] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L7] COND TRUE 0 !expression [L7] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 101 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 5.7s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.6s, HoareTripleCheckerStatistics: 26 SDtfs, 11 SDslu, 20 SDs, 0 SdLazy, 163 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 10733 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...