/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix001_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 09:46:15,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 09:46:15,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 09:46:15,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 09:46:15,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 09:46:15,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 09:46:15,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 09:46:15,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 09:46:15,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 09:46:15,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 09:46:15,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 09:46:15,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 09:46:15,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 09:46:15,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 09:46:15,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 09:46:15,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 09:46:15,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 09:46:15,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 09:46:15,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 09:46:15,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 09:46:15,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 09:46:15,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 09:46:15,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 09:46:15,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 09:46:15,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 09:46:15,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 09:46:15,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 09:46:15,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 09:46:15,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 09:46:15,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 09:46:15,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 09:46:15,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 09:46:15,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 09:46:15,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 09:46:15,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 09:46:15,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 09:46:15,758 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 09:46:15,787 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 09:46:15,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 09:46:15,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 09:46:15,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 09:46:15,789 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 09:46:15,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 09:46:15,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 09:46:15,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 09:46:15,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 09:46:15,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 09:46:15,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 09:46:15,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 09:46:15,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 09:46:15,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 09:46:15,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 09:46:15,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 09:46:15,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 09:46:15,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 09:46:15,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 09:46:15,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 09:46:15,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 09:46:15,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 09:46:15,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 09:46:15,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 09:46:15,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 09:46:15,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 09:46:15,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 09:46:15,792 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 09:46:15,792 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 09:46:15,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 09:46:15,793 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 09:46:16,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 09:46:16,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 09:46:16,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 09:46:16,131 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 09:46:16,131 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 09:46:16,132 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix001_rmo.oepc.i [2021-03-26 09:46:16,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5063ecf8/6fa25e6ed86f4ddc83c189b69cd6cf61/FLAG1fb9aeb99 [2021-03-26 09:46:16,781 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 09:46:16,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix001_rmo.oepc.i [2021-03-26 09:46:16,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5063ecf8/6fa25e6ed86f4ddc83c189b69cd6cf61/FLAG1fb9aeb99 [2021-03-26 09:46:17,164 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5063ecf8/6fa25e6ed86f4ddc83c189b69cd6cf61 [2021-03-26 09:46:17,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 09:46:17,168 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 09:46:17,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 09:46:17,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 09:46:17,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 09:46:17,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c98f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17, skipping insertion in model container [2021-03-26 09:46:17,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 09:46:17,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 09:46:17,342 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix001_rmo.oepc.i[992,1005] [2021-03-26 09:46:17,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 09:46:17,568 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 09:46:17,578 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix001_rmo.oepc.i[992,1005] [2021-03-26 09:46:17,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 09:46:17,713 INFO L208 MainTranslator]: Completed translation [2021-03-26 09:46:17,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17 WrapperNode [2021-03-26 09:46:17,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 09:46:17,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 09:46:17,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 09:46:17,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 09:46:17,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 09:46:17,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 09:46:17,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 09:46:17,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 09:46:17,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... [2021-03-26 09:46:17,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 09:46:17,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 09:46:17,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 09:46:17,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 09:46:17,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 09:46:17,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 09:46:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 09:46:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 09:46:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 09:46:17,896 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 09:46:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 09:46:17,897 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 09:46:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 09:46:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-26 09:46:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-26 09:46:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 09:46:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 09:46:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 09:46:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 09:46:17,900 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 09:46:19,834 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 09:46:19,835 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-26 09:46:19,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 09:46:19 BoogieIcfgContainer [2021-03-26 09:46:19,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 09:46:19,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 09:46:19,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 09:46:19,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 09:46:19,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 09:46:17" (1/3) ... [2021-03-26 09:46:19,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f83543a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 09:46:19, skipping insertion in model container [2021-03-26 09:46:19,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 09:46:17" (2/3) ... [2021-03-26 09:46:19,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f83543a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 09:46:19, skipping insertion in model container [2021-03-26 09:46:19,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 09:46:19" (3/3) ... [2021-03-26 09:46:19,842 INFO L111 eAbstractionObserver]: Analyzing ICFG mix001_rmo.oepc.i [2021-03-26 09:46:19,847 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 09:46:19,851 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-26 09:46:19,852 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 09:46:19,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,888 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,888 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,888 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,888 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,889 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,889 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,889 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,889 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,890 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,891 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,892 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,893 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,897 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,898 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,899 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,900 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,901 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,902 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,903 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,903 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,903 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,903 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,904 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,905 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,906 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,907 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,908 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,909 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,910 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,911 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,912 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,912 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,913 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,914 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,915 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,916 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,916 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,916 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,916 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,916 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,916 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,918 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,919 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,920 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,920 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,920 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,920 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,928 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,928 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,928 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,929 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,930 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,931 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,932 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,932 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,933 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,934 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,935 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,935 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,936 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,939 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 09:46:19,941 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 09:46:19,957 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-26 09:46:19,979 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 09:46:19,979 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 09:46:19,980 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 09:46:19,980 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 09:46:19,980 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 09:46:19,980 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 09:46:19,980 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 09:46:19,980 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 09:46:19,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 105 transitions, 225 flow [2021-03-26 09:46:20,032 INFO L129 PetriNetUnfolder]: 2/102 cut-off events. [2021-03-26 09:46:20,032 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:46:20,035 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 102 events. 2/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 80 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. [2021-03-26 09:46:20,036 INFO L82 GeneralOperation]: Start removeDead. Operand has 113 places, 105 transitions, 225 flow [2021-03-26 09:46:20,042 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 102 transitions, 213 flow [2021-03-26 09:46:20,043 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:20,055 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 102 transitions, 213 flow [2021-03-26 09:46:20,057 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 102 transitions, 213 flow [2021-03-26 09:46:20,059 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 102 transitions, 213 flow [2021-03-26 09:46:20,076 INFO L129 PetriNetUnfolder]: 2/102 cut-off events. [2021-03-26 09:46:20,077 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:46:20,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 102 events. 2/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 78 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. [2021-03-26 09:46:20,080 INFO L142 LiptonReduction]: Number of co-enabled transitions 1974 [2021-03-26 09:46:20,977 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-26 09:46:21,398 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-26 09:46:21,558 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-26 09:46:23,045 INFO L154 LiptonReduction]: Checked pairs total: 4492 [2021-03-26 09:46:23,046 INFO L156 LiptonReduction]: Total number of compositions: 66 [2021-03-26 09:46:23,049 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3007 [2021-03-26 09:46:23,058 INFO L129 PetriNetUnfolder]: 0/13 cut-off events. [2021-03-26 09:46:23,058 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:46:23,058 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:23,059 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:23,059 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:23,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:23,065 INFO L82 PathProgramCache]: Analyzing trace with hash 991359524, now seen corresponding path program 1 times [2021-03-26 09:46:23,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:23,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815983056] [2021-03-26 09:46:23,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:23,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:23,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:23,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:23,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:23,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:23,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815983056] [2021-03-26 09:46:23,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:23,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 09:46:23,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451865198] [2021-03-26 09:46:23,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 09:46:23,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:23,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 09:46:23,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 09:46:23,335 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 171 [2021-03-26 09:46:23,337 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 45 transitions, 99 flow. Second operand has 3 states, 3 states have (on average 149.66666666666666) internal successors, (449), 3 states have internal predecessors, (449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:23,337 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:23,337 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 171 [2021-03-26 09:46:23,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:23,414 INFO L129 PetriNetUnfolder]: 69/214 cut-off events. [2021-03-26 09:46:23,415 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:46:23,416 INFO L84 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 214 events. 69/214 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1056 event pairs, 58 based on Foata normal form. 41/242 useless extension candidates. Maximal degree in co-relation 321. Up to 97 conditions per place. [2021-03-26 09:46:23,418 INFO L132 encePairwiseOnDemand]: 166/171 looper letters, 10 selfloop transitions, 2 changer transitions 0/45 dead transitions. [2021-03-26 09:46:23,418 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 45 transitions, 123 flow [2021-03-26 09:46:23,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:46:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:46:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 464 transitions. [2021-03-26 09:46:23,430 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9044834307992202 [2021-03-26 09:46:23,430 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 464 transitions. [2021-03-26 09:46:23,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 464 transitions. [2021-03-26 09:46:23,432 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:23,434 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 464 transitions. [2021-03-26 09:46:23,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:23,443 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:23,443 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 171.0) internal successors, (684), 4 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:23,445 INFO L185 Difference]: Start difference. First operand has 53 places, 45 transitions, 99 flow. Second operand 3 states and 464 transitions. [2021-03-26 09:46:23,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 45 transitions, 123 flow [2021-03-26 09:46:23,456 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 45 transitions, 120 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-26 09:46:23,458 INFO L241 Difference]: Finished difference. Result has 50 places, 41 transitions, 92 flow [2021-03-26 09:46:23,460 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=171, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=92, PETRI_PLACES=50, PETRI_TRANSITIONS=41} [2021-03-26 09:46:23,461 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -3 predicate places. [2021-03-26 09:46:23,461 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:23,461 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 41 transitions, 92 flow [2021-03-26 09:46:23,461 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 41 transitions, 92 flow [2021-03-26 09:46:23,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 41 transitions, 92 flow [2021-03-26 09:46:23,466 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-26 09:46:23,466 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:46:23,467 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 41 events. 0/41 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 50 event pairs, 0 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 09:46:23,467 INFO L142 LiptonReduction]: Number of co-enabled transitions 480 [2021-03-26 09:46:24,375 INFO L154 LiptonReduction]: Checked pairs total: 1554 [2021-03-26 09:46:24,375 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-26 09:46:24,376 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 915 [2021-03-26 09:46:24,377 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 30 transitions, 70 flow [2021-03-26 09:46:24,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 149.66666666666666) internal successors, (449), 3 states have internal predecessors, (449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:24,377 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:24,377 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:24,378 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 09:46:24,378 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:24,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:24,378 INFO L82 PathProgramCache]: Analyzing trace with hash 822846928, now seen corresponding path program 1 times [2021-03-26 09:46:24,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:24,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201905993] [2021-03-26 09:46:24,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:24,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:24,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:24,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:24,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:24,474 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-26 09:46:24,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 09:46:24,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:24,478 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201905993] [2021-03-26 09:46:24,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:24,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:46:24,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516076642] [2021-03-26 09:46:24,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:46:24,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:24,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:46:24,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:46:24,482 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 183 [2021-03-26 09:46:24,483 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 30 transitions, 70 flow. Second operand has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:24,483 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:24,483 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 183 [2021-03-26 09:46:24,483 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:24,508 INFO L129 PetriNetUnfolder]: 1/33 cut-off events. [2021-03-26 09:46:24,508 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 09:46:24,508 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50 conditions, 33 events. 1/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 64 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 38. Up to 3 conditions per place. [2021-03-26 09:46:24,508 INFO L132 encePairwiseOnDemand]: 179/183 looper letters, 1 selfloop transitions, 2 changer transitions 5/32 dead transitions. [2021-03-26 09:46:24,509 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 32 transitions, 86 flow [2021-03-26 09:46:24,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:46:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:46:24,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 807 transitions. [2021-03-26 09:46:24,513 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8819672131147541 [2021-03-26 09:46:24,513 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 807 transitions. [2021-03-26 09:46:24,513 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 807 transitions. [2021-03-26 09:46:24,514 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:24,514 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 807 transitions. [2021-03-26 09:46:24,515 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 161.4) internal successors, (807), 5 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:24,519 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 183.0) internal successors, (1098), 6 states have internal predecessors, (1098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:24,520 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 183.0) internal successors, (1098), 6 states have internal predecessors, (1098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:24,520 INFO L185 Difference]: Start difference. First operand has 39 places, 30 transitions, 70 flow. Second operand 5 states and 807 transitions. [2021-03-26 09:46:24,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 32 transitions, 86 flow [2021-03-26 09:46:24,520 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 32 transitions, 82 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:46:24,521 INFO L241 Difference]: Finished difference. Result has 42 places, 27 transitions, 68 flow [2021-03-26 09:46:24,521 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=183, PETRI_DIFFERENCE_MINUEND_FLOW=66, 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=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=68, PETRI_PLACES=42, PETRI_TRANSITIONS=27} [2021-03-26 09:46:24,521 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -11 predicate places. [2021-03-26 09:46:24,522 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:24,522 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 27 transitions, 68 flow [2021-03-26 09:46:24,522 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 27 transitions, 68 flow [2021-03-26 09:46:24,522 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 27 transitions, 68 flow [2021-03-26 09:46:24,528 INFO L129 PetriNetUnfolder]: 0/27 cut-off events. [2021-03-26 09:46:24,528 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 09:46:24,529 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 27 events. 0/27 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 36 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 09:46:24,529 INFO L142 LiptonReduction]: Number of co-enabled transitions 296 [2021-03-26 09:46:25,372 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-26 09:46:25,544 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-26 09:46:25,859 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-03-26 09:46:26,014 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-26 09:46:26,020 INFO L154 LiptonReduction]: Checked pairs total: 1070 [2021-03-26 09:46:26,020 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 09:46:26,021 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1499 [2021-03-26 09:46:26,022 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 23 transitions, 60 flow [2021-03-26 09:46:26,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 160.75) internal successors, (643), 4 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,022 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:26,022 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:26,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 09:46:26,023 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:26,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:26,023 INFO L82 PathProgramCache]: Analyzing trace with hash 624590939, now seen corresponding path program 1 times [2021-03-26 09:46:26,023 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:26,023 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760161493] [2021-03-26 09:46:26,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:26,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:26,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:26,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760161493] [2021-03-26 09:46:26,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:26,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 09:46:26,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729536535] [2021-03-26 09:46:26,089 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 09:46:26,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:26,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 09:46:26,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 09:46:26,091 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 187 [2021-03-26 09:46:26,092 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 23 transitions, 60 flow. Second operand has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,092 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:26,092 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 187 [2021-03-26 09:46:26,092 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:26,106 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-03-26 09:46:26,107 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-26 09:46:26,107 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 23 events. 0/23 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 35 event pairs, 0 based on Foata normal form. 1/24 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 09:46:26,107 INFO L132 encePairwiseOnDemand]: 184/187 looper letters, 1 selfloop transitions, 2 changer transitions 0/23 dead transitions. [2021-03-26 09:46:26,107 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 23 transitions, 66 flow [2021-03-26 09:46:26,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:46:26,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:46:26,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 502 transitions. [2021-03-26 09:46:26,109 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8948306595365418 [2021-03-26 09:46:26,109 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 502 transitions. [2021-03-26 09:46:26,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 502 transitions. [2021-03-26 09:46:26,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:26,109 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 502 transitions. [2021-03-26 09:46:26,110 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 167.33333333333334) internal successors, (502), 3 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,111 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,111 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,111 INFO L185 Difference]: Start difference. First operand has 33 places, 23 transitions, 60 flow. Second operand 3 states and 502 transitions. [2021-03-26 09:46:26,111 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 23 transitions, 66 flow [2021-03-26 09:46:26,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 23 transitions, 62 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:46:26,112 INFO L241 Difference]: Finished difference. Result has 34 places, 23 transitions, 64 flow [2021-03-26 09:46:26,112 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=56, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=64, PETRI_PLACES=34, PETRI_TRANSITIONS=23} [2021-03-26 09:46:26,112 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -19 predicate places. [2021-03-26 09:46:26,113 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:26,113 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 34 places, 23 transitions, 64 flow [2021-03-26 09:46:26,113 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 34 places, 23 transitions, 64 flow [2021-03-26 09:46:26,113 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 34 places, 23 transitions, 64 flow [2021-03-26 09:46:26,118 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-03-26 09:46:26,118 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 09:46:26,118 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 23 events. 0/23 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 36 event pairs, 0 based on Foata normal form. 0/23 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 09:46:26,119 INFO L142 LiptonReduction]: Number of co-enabled transitions 264 [2021-03-26 09:46:26,121 INFO L154 LiptonReduction]: Checked pairs total: 323 [2021-03-26 09:46:26,121 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:46:26,121 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8 [2021-03-26 09:46:26,122 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 23 transitions, 64 flow [2021-03-26 09:46:26,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,122 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:26,122 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:26,123 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 09:46:26,123 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:26,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:26,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1454539814, now seen corresponding path program 1 times [2021-03-26 09:46:26,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:26,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112536124] [2021-03-26 09:46:26,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:26,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:26,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112536124] [2021-03-26 09:46:26,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:26,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 09:46:26,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570651508] [2021-03-26 09:46:26,179 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 09:46:26,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:26,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 09:46:26,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 09:46:26,181 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 187 [2021-03-26 09:46:26,181 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 23 transitions, 64 flow. Second operand has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,181 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:26,181 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 187 [2021-03-26 09:46:26,182 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:26,191 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-03-26 09:46:26,191 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-26 09:46:26,191 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 23 events. 0/23 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 35 event pairs, 0 based on Foata normal form. 1/24 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 09:46:26,192 INFO L132 encePairwiseOnDemand]: 184/187 looper letters, 1 selfloop transitions, 2 changer transitions 0/23 dead transitions. [2021-03-26 09:46:26,192 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 23 transitions, 70 flow [2021-03-26 09:46:26,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 09:46:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 09:46:26,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 502 transitions. [2021-03-26 09:46:26,193 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8948306595365418 [2021-03-26 09:46:26,194 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 502 transitions. [2021-03-26 09:46:26,194 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 502 transitions. [2021-03-26 09:46:26,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:26,194 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 502 transitions. [2021-03-26 09:46:26,195 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 167.33333333333334) internal successors, (502), 3 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,196 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,197 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,197 INFO L185 Difference]: Start difference. First operand has 34 places, 23 transitions, 64 flow. Second operand 3 states and 502 transitions. [2021-03-26 09:46:26,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 23 transitions, 70 flow [2021-03-26 09:46:26,197 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 23 transitions, 66 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:46:26,198 INFO L241 Difference]: Finished difference. Result has 35 places, 23 transitions, 68 flow [2021-03-26 09:46:26,198 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=68, PETRI_PLACES=35, PETRI_TRANSITIONS=23} [2021-03-26 09:46:26,198 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -18 predicate places. [2021-03-26 09:46:26,198 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:26,198 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 23 transitions, 68 flow [2021-03-26 09:46:26,199 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 35 places, 23 transitions, 68 flow [2021-03-26 09:46:26,199 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 23 transitions, 68 flow [2021-03-26 09:46:26,203 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-03-26 09:46:26,203 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-26 09:46:26,203 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42 conditions, 23 events. 0/23 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 34 event pairs, 0 based on Foata normal form. 0/23 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-26 09:46:26,204 INFO L142 LiptonReduction]: Number of co-enabled transitions 260 [2021-03-26 09:46:26,248 INFO L154 LiptonReduction]: Checked pairs total: 569 [2021-03-26 09:46:26,248 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:46:26,248 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 50 [2021-03-26 09:46:26,249 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 22 transitions, 66 flow [2021-03-26 09:46:26,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 166.66666666666666) internal successors, (500), 3 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,250 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:26,250 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:26,250 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 09:46:26,250 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:26,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:26,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1490051656, now seen corresponding path program 1 times [2021-03-26 09:46:26,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:26,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402792154] [2021-03-26 09:46:26,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:26,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,306 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:46:26,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:46:26,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:26,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:26,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402792154] [2021-03-26 09:46:26,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:26,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:46:26,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219746550] [2021-03-26 09:46:26,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:46:26,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:26,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:46:26,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:46:26,315 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 188 [2021-03-26 09:46:26,316 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 22 transitions, 66 flow. Second operand has 4 states, 4 states have (on average 157.75) internal successors, (631), 4 states have internal predecessors, (631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:26,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 188 [2021-03-26 09:46:26,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:26,347 INFO L129 PetriNetUnfolder]: 28/80 cut-off events. [2021-03-26 09:46:26,347 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-03-26 09:46:26,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 176 conditions, 80 events. 28/80 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 279 event pairs, 12 based on Foata normal form. 8/87 useless extension candidates. Maximal degree in co-relation 164. Up to 45 conditions per place. [2021-03-26 09:46:26,348 INFO L132 encePairwiseOnDemand]: 182/188 looper letters, 5 selfloop transitions, 4 changer transitions 7/32 dead transitions. [2021-03-26 09:46:26,348 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 32 transitions, 118 flow [2021-03-26 09:46:26,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:46:26,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:46:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 803 transitions. [2021-03-26 09:46:26,351 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8542553191489362 [2021-03-26 09:46:26,351 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 803 transitions. [2021-03-26 09:46:26,351 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 803 transitions. [2021-03-26 09:46:26,351 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:26,352 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 803 transitions. [2021-03-26 09:46:26,353 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 160.6) internal successors, (803), 5 states have internal predecessors, (803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,355 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 188.0) internal successors, (1128), 6 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,355 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 188.0) internal successors, (1128), 6 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,355 INFO L185 Difference]: Start difference. First operand has 34 places, 22 transitions, 66 flow. Second operand 5 states and 803 transitions. [2021-03-26 09:46:26,356 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 32 transitions, 118 flow [2021-03-26 09:46:26,356 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 32 transitions, 114 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 09:46:26,357 INFO L241 Difference]: Finished difference. Result has 39 places, 25 transitions, 98 flow [2021-03-26 09:46:26,357 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=188, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=98, PETRI_PLACES=39, PETRI_TRANSITIONS=25} [2021-03-26 09:46:26,357 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -14 predicate places. [2021-03-26 09:46:26,357 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:26,358 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 25 transitions, 98 flow [2021-03-26 09:46:26,358 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 25 transitions, 98 flow [2021-03-26 09:46:26,358 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 25 transitions, 98 flow [2021-03-26 09:46:26,365 INFO L129 PetriNetUnfolder]: 23/65 cut-off events. [2021-03-26 09:46:26,365 INFO L130 PetriNetUnfolder]: For 44/44 co-relation queries the response was YES. [2021-03-26 09:46:26,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179 conditions, 65 events. 23/65 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 191 event pairs, 11 based on Foata normal form. 0/64 useless extension candidates. Maximal degree in co-relation 166. Up to 38 conditions per place. [2021-03-26 09:46:26,366 INFO L142 LiptonReduction]: Number of co-enabled transitions 268 [2021-03-26 09:46:26,368 INFO L154 LiptonReduction]: Checked pairs total: 236 [2021-03-26 09:46:26,368 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:46:26,368 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11 [2021-03-26 09:46:26,369 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 25 transitions, 98 flow [2021-03-26 09:46:26,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 157.75) internal successors, (631), 4 states have internal predecessors, (631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,370 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:26,370 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:26,370 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 09:46:26,370 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:26,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:26,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1662290369, now seen corresponding path program 1 times [2021-03-26 09:46:26,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:26,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971205054] [2021-03-26 09:46:26,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:26,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:26,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,434 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-26 09:46:26,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 09:46:26,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:26,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971205054] [2021-03-26 09:46:26,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:26,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 09:46:26,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856473755] [2021-03-26 09:46:26,449 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 09:46:26,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:26,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 09:46:26,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 09:46:26,451 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 188 [2021-03-26 09:46:26,452 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 25 transitions, 98 flow. Second operand has 5 states, 5 states have (on average 147.2) internal successors, (736), 5 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,452 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:26,452 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 188 [2021-03-26 09:46:26,452 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:26,524 INFO L129 PetriNetUnfolder]: 121/316 cut-off events. [2021-03-26 09:46:26,524 INFO L130 PetriNetUnfolder]: For 275/289 co-relation queries the response was YES. [2021-03-26 09:46:26,526 INFO L84 FinitePrefix]: Finished finitePrefix Result has 843 conditions, 316 events. 121/316 cut-off events. For 275/289 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 1852 event pairs, 43 based on Foata normal form. 12/315 useless extension candidates. Maximal degree in co-relation 828. Up to 159 conditions per place. [2021-03-26 09:46:26,527 INFO L132 encePairwiseOnDemand]: 182/188 looper letters, 12 selfloop transitions, 6 changer transitions 0/35 dead transitions. [2021-03-26 09:46:26,527 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 35 transitions, 160 flow [2021-03-26 09:46:26,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 09:46:26,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 09:46:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 749 transitions. [2021-03-26 09:46:26,529 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7968085106382978 [2021-03-26 09:46:26,529 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 749 transitions. [2021-03-26 09:46:26,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 749 transitions. [2021-03-26 09:46:26,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:26,530 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 749 transitions. [2021-03-26 09:46:26,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 149.8) internal successors, (749), 5 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,533 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 188.0) internal successors, (1128), 6 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,533 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 188.0) internal successors, (1128), 6 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,533 INFO L185 Difference]: Start difference. First operand has 37 places, 25 transitions, 98 flow. Second operand 5 states and 749 transitions. [2021-03-26 09:46:26,533 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 35 transitions, 160 flow [2021-03-26 09:46:26,535 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 35 transitions, 154 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 09:46:26,536 INFO L241 Difference]: Finished difference. Result has 42 places, 29 transitions, 131 flow [2021-03-26 09:46:26,536 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=188, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=131, PETRI_PLACES=42, PETRI_TRANSITIONS=29} [2021-03-26 09:46:26,536 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -11 predicate places. [2021-03-26 09:46:26,536 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:26,536 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 29 transitions, 131 flow [2021-03-26 09:46:26,536 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 29 transitions, 131 flow [2021-03-26 09:46:26,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 29 transitions, 131 flow [2021-03-26 09:46:26,553 INFO L129 PetriNetUnfolder]: 76/184 cut-off events. [2021-03-26 09:46:26,553 INFO L130 PetriNetUnfolder]: For 146/148 co-relation queries the response was YES. [2021-03-26 09:46:26,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 499 conditions, 184 events. 76/184 cut-off events. For 146/148 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 864 event pairs, 27 based on Foata normal form. 0/170 useless extension candidates. Maximal degree in co-relation 483. Up to 112 conditions per place. [2021-03-26 09:46:26,555 INFO L142 LiptonReduction]: Number of co-enabled transitions 290 [2021-03-26 09:46:26,566 INFO L154 LiptonReduction]: Checked pairs total: 211 [2021-03-26 09:46:26,566 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:46:26,566 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-03-26 09:46:26,567 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 29 transitions, 131 flow [2021-03-26 09:46:26,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 147.2) internal successors, (736), 5 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,567 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:26,567 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:26,567 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 09:46:26,568 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:26,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:26,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1312898933, now seen corresponding path program 2 times [2021-03-26 09:46:26,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:26,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311156474] [2021-03-26 09:46:26,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:26,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,645 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:46:26,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:46:26,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:26,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:26,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311156474] [2021-03-26 09:46:26,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:26,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 09:46:26,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245892824] [2021-03-26 09:46:26,654 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 09:46:26,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:26,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 09:46:26,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 09:46:26,657 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 188 [2021-03-26 09:46:26,657 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 29 transitions, 131 flow. Second operand has 5 states, 5 states have (on average 157.8) internal successors, (789), 5 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,658 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:26,658 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 188 [2021-03-26 09:46:26,658 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:26,749 INFO L129 PetriNetUnfolder]: 37/127 cut-off events. [2021-03-26 09:46:26,749 INFO L130 PetriNetUnfolder]: For 97/119 co-relation queries the response was YES. [2021-03-26 09:46:26,749 INFO L84 FinitePrefix]: Finished finitePrefix Result has 422 conditions, 127 events. 37/127 cut-off events. For 97/119 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 530 event pairs, 4 based on Foata normal form. 21/140 useless extension candidates. Maximal degree in co-relation 404. Up to 79 conditions per place. [2021-03-26 09:46:26,750 INFO L132 encePairwiseOnDemand]: 182/188 looper letters, 5 selfloop transitions, 10 changer transitions 4/39 dead transitions. [2021-03-26 09:46:26,750 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 39 transitions, 227 flow [2021-03-26 09:46:26,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 09:46:26,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 09:46:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 963 transitions. [2021-03-26 09:46:26,757 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8537234042553191 [2021-03-26 09:46:26,758 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 963 transitions. [2021-03-26 09:46:26,758 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 963 transitions. [2021-03-26 09:46:26,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:26,758 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 963 transitions. [2021-03-26 09:46:26,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 160.5) internal successors, (963), 6 states have internal predecessors, (963), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,762 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 188.0) internal successors, (1316), 7 states have internal predecessors, (1316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,762 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 188.0) internal successors, (1316), 7 states have internal predecessors, (1316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,762 INFO L185 Difference]: Start difference. First operand has 42 places, 29 transitions, 131 flow. Second operand 6 states and 963 transitions. [2021-03-26 09:46:26,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 39 transitions, 227 flow [2021-03-26 09:46:26,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 39 transitions, 227 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 09:46:26,764 INFO L241 Difference]: Finished difference. Result has 50 places, 35 transitions, 211 flow [2021-03-26 09:46:26,765 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=188, PETRI_DIFFERENCE_MINUEND_FLOW=131, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=211, PETRI_PLACES=50, PETRI_TRANSITIONS=35} [2021-03-26 09:46:26,765 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -3 predicate places. [2021-03-26 09:46:26,765 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:26,765 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 35 transitions, 211 flow [2021-03-26 09:46:26,765 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 35 transitions, 211 flow [2021-03-26 09:46:26,766 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 35 transitions, 211 flow [2021-03-26 09:46:26,787 INFO L129 PetriNetUnfolder]: 41/140 cut-off events. [2021-03-26 09:46:26,787 INFO L130 PetriNetUnfolder]: For 241/262 co-relation queries the response was YES. [2021-03-26 09:46:26,788 INFO L84 FinitePrefix]: Finished finitePrefix Result has 531 conditions, 140 events. 41/140 cut-off events. For 241/262 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 649 event pairs, 4 based on Foata normal form. 1/133 useless extension candidates. Maximal degree in co-relation 510. Up to 87 conditions per place. [2021-03-26 09:46:26,789 INFO L142 LiptonReduction]: Number of co-enabled transitions 336 [2021-03-26 09:46:26,797 INFO L154 LiptonReduction]: Checked pairs total: 589 [2021-03-26 09:46:26,797 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:46:26,797 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-03-26 09:46:26,799 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 34 transitions, 203 flow [2021-03-26 09:46:26,799 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 157.8) internal successors, (789), 5 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,799 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:26,800 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:26,800 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 09:46:26,800 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:26,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:26,800 INFO L82 PathProgramCache]: Analyzing trace with hash 1209654963, now seen corresponding path program 1 times [2021-03-26 09:46:26,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:26,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836933979] [2021-03-26 09:46:26,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:26,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:26,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:26,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:26,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:26,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836933979] [2021-03-26 09:46:26,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:26,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 09:46:26,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912783300] [2021-03-26 09:46:26,913 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 09:46:26,913 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:26,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 09:46:26,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 09:46:26,914 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 188 [2021-03-26 09:46:26,915 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 34 transitions, 203 flow. Second operand has 4 states, 4 states have (on average 159.0) internal successors, (636), 4 states have internal predecessors, (636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,915 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:26,915 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 188 [2021-03-26 09:46:26,915 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:26,950 INFO L129 PetriNetUnfolder]: 50/172 cut-off events. [2021-03-26 09:46:26,950 INFO L130 PetriNetUnfolder]: For 360/381 co-relation queries the response was YES. [2021-03-26 09:46:26,951 INFO L84 FinitePrefix]: Finished finitePrefix Result has 631 conditions, 172 events. 50/172 cut-off events. For 360/381 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 821 event pairs, 8 based on Foata normal form. 6/170 useless extension candidates. Maximal degree in co-relation 608. Up to 98 conditions per place. [2021-03-26 09:46:26,952 INFO L132 encePairwiseOnDemand]: 185/188 looper letters, 3 selfloop transitions, 3 changer transitions 0/33 dead transitions. [2021-03-26 09:46:26,952 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 33 transitions, 197 flow [2021-03-26 09:46:26,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 09:46:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 09:46:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 638 transitions. [2021-03-26 09:46:26,954 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.848404255319149 [2021-03-26 09:46:26,954 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 638 transitions. [2021-03-26 09:46:26,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 638 transitions. [2021-03-26 09:46:26,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:26,954 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 638 transitions. [2021-03-26 09:46:26,956 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 159.5) internal successors, (638), 4 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,957 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 188.0) internal successors, (940), 5 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,957 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 188.0) internal successors, (940), 5 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,957 INFO L185 Difference]: Start difference. First operand has 50 places, 34 transitions, 203 flow. Second operand 4 states and 638 transitions. [2021-03-26 09:46:26,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 33 transitions, 197 flow [2021-03-26 09:46:26,961 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 33 transitions, 175 flow, removed 9 selfloop flow, removed 3 redundant places. [2021-03-26 09:46:26,962 INFO L241 Difference]: Finished difference. Result has 50 places, 33 transitions, 177 flow [2021-03-26 09:46:26,962 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=188, PETRI_DIFFERENCE_MINUEND_FLOW=161, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=177, PETRI_PLACES=50, PETRI_TRANSITIONS=33} [2021-03-26 09:46:26,962 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -3 predicate places. [2021-03-26 09:46:26,962 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:26,962 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 33 transitions, 177 flow [2021-03-26 09:46:26,963 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 33 transitions, 177 flow [2021-03-26 09:46:26,963 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 33 transitions, 177 flow [2021-03-26 09:46:26,981 INFO L129 PetriNetUnfolder]: 57/186 cut-off events. [2021-03-26 09:46:26,981 INFO L130 PetriNetUnfolder]: For 237/243 co-relation queries the response was YES. [2021-03-26 09:46:26,982 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 186 events. 57/186 cut-off events. For 237/243 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 910 event pairs, 8 based on Foata normal form. 1/179 useless extension candidates. Maximal degree in co-relation 546. Up to 75 conditions per place. [2021-03-26 09:46:26,983 INFO L142 LiptonReduction]: Number of co-enabled transitions 292 [2021-03-26 09:46:26,991 INFO L154 LiptonReduction]: Checked pairs total: 237 [2021-03-26 09:46:26,992 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:46:26,992 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-03-26 09:46:26,992 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 33 transitions, 177 flow [2021-03-26 09:46:26,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 159.0) internal successors, (636), 4 states have internal predecessors, (636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:26,993 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:26,993 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:26,993 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 09:46:26,993 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:26,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:26,993 INFO L82 PathProgramCache]: Analyzing trace with hash -558053207, now seen corresponding path program 2 times [2021-03-26 09:46:26,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:26,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579297637] [2021-03-26 09:46:26,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:27,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:27,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:27,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:27,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:27,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:27,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 09:46:27,117 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-26 09:46:27,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 09:46:27,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:27,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 09:46:27,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:27,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579297637] [2021-03-26 09:46:27,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:27,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 09:46:27,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170138510] [2021-03-26 09:46:27,129 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 09:46:27,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:27,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 09:46:27,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 09:46:27,130 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 157 out of 188 [2021-03-26 09:46:27,131 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 33 transitions, 177 flow. Second operand has 6 states, 6 states have (on average 157.83333333333334) internal successors, (947), 6 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:27,131 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:27,131 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 157 of 188 [2021-03-26 09:46:27,131 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:27,196 INFO L129 PetriNetUnfolder]: 34/135 cut-off events. [2021-03-26 09:46:27,197 INFO L130 PetriNetUnfolder]: For 177/220 co-relation queries the response was YES. [2021-03-26 09:46:27,197 INFO L84 FinitePrefix]: Finished finitePrefix Result has 495 conditions, 135 events. 34/135 cut-off events. For 177/220 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 601 event pairs, 0 based on Foata normal form. 36/163 useless extension candidates. Maximal degree in co-relation 472. Up to 56 conditions per place. [2021-03-26 09:46:27,198 INFO L132 encePairwiseOnDemand]: 182/188 looper letters, 2 selfloop transitions, 10 changer transitions 9/37 dead transitions. [2021-03-26 09:46:27,198 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 37 transitions, 239 flow [2021-03-26 09:46:27,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 09:46:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 09:46:27,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1117 transitions. [2021-03-26 09:46:27,201 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8487841945288754 [2021-03-26 09:46:27,201 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1117 transitions. [2021-03-26 09:46:27,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1117 transitions. [2021-03-26 09:46:27,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:27,201 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1117 transitions. [2021-03-26 09:46:27,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 159.57142857142858) internal successors, (1117), 7 states have internal predecessors, (1117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:27,205 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 188.0) internal successors, (1504), 8 states have internal predecessors, (1504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:27,205 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 188.0) internal successors, (1504), 8 states have internal predecessors, (1504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:27,205 INFO L185 Difference]: Start difference. First operand has 50 places, 33 transitions, 177 flow. Second operand 7 states and 1117 transitions. [2021-03-26 09:46:27,205 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 37 transitions, 239 flow [2021-03-26 09:46:27,207 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 37 transitions, 210 flow, removed 9 selfloop flow, removed 4 redundant places. [2021-03-26 09:46:27,210 INFO L241 Difference]: Finished difference. Result has 55 places, 28 transitions, 157 flow [2021-03-26 09:46:27,210 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=188, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=157, PETRI_PLACES=55, PETRI_TRANSITIONS=28} [2021-03-26 09:46:27,210 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 2 predicate places. [2021-03-26 09:46:27,210 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:27,211 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 28 transitions, 157 flow [2021-03-26 09:46:27,211 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 28 transitions, 157 flow [2021-03-26 09:46:27,211 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 28 transitions, 157 flow [2021-03-26 09:46:27,219 INFO L129 PetriNetUnfolder]: 7/47 cut-off events. [2021-03-26 09:46:27,219 INFO L130 PetriNetUnfolder]: For 55/59 co-relation queries the response was YES. [2021-03-26 09:46:27,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 47 events. 7/47 cut-off events. For 55/59 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 111 event pairs, 0 based on Foata normal form. 0/46 useless extension candidates. Maximal degree in co-relation 134. Up to 13 conditions per place. [2021-03-26 09:46:27,220 INFO L142 LiptonReduction]: Number of co-enabled transitions 146 [2021-03-26 09:46:27,532 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 09:46:27,672 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-26 09:46:28,370 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 172 [2021-03-26 09:46:28,626 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-03-26 09:46:29,934 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 296 DAG size of output: 252 [2021-03-26 09:46:30,486 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2021-03-26 09:46:31,097 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 180 [2021-03-26 09:46:31,384 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2021-03-26 09:46:32,693 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 304 DAG size of output: 260 [2021-03-26 09:46:33,302 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2021-03-26 09:46:33,716 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 162 [2021-03-26 09:46:33,876 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-03-26 09:46:34,641 WARN L205 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 227 [2021-03-26 09:46:34,919 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-26 09:46:35,099 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-26 09:46:35,201 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-26 09:46:35,357 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-26 09:46:35,530 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-26 09:46:35,558 INFO L154 LiptonReduction]: Checked pairs total: 314 [2021-03-26 09:46:35,558 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 09:46:35,558 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8348 [2021-03-26 09:46:35,559 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 22 transitions, 145 flow [2021-03-26 09:46:35,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 157.83333333333334) internal successors, (947), 6 states have internal predecessors, (947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:35,559 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:35,559 INFO L263 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] [2021-03-26 09:46:35,559 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 09:46:35,559 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:35,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:35,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1208031601, now seen corresponding path program 1 times [2021-03-26 09:46:35,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:35,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020309319] [2021-03-26 09:46:35,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:35,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:35,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 09:46:35,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:35,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 09:46:35,686 INFO L142 QuantifierPusher]: treesize reduction 45, result has 69.2 percent of original size [2021-03-26 09:46:35,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-26 09:46:35,771 INFO L142 QuantifierPusher]: treesize reduction 17, result has 61.4 percent of original size [2021-03-26 09:46:35,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 09:46:35,797 INFO L142 QuantifierPusher]: treesize reduction 17, result has 58.5 percent of original size [2021-03-26 09:46:35,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 09:46:35,836 INFO L142 QuantifierPusher]: treesize reduction 8, result has 50.0 percent of original size [2021-03-26 09:46:35,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 09:46:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:35,846 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020309319] [2021-03-26 09:46:35,846 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:35,846 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 09:46:35,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738635819] [2021-03-26 09:46:35,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 09:46:35,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:35,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 09:46:35,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-26 09:46:35,848 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 129 out of 194 [2021-03-26 09:46:35,848 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 22 transitions, 145 flow. Second operand has 8 states, 8 states have (on average 130.125) internal successors, (1041), 8 states have internal predecessors, (1041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:35,849 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:35,849 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 194 [2021-03-26 09:46:35,849 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:35,988 INFO L129 PetriNetUnfolder]: 25/84 cut-off events. [2021-03-26 09:46:35,988 INFO L130 PetriNetUnfolder]: For 528/562 co-relation queries the response was YES. [2021-03-26 09:46:35,988 INFO L84 FinitePrefix]: Finished finitePrefix Result has 306 conditions, 84 events. 25/84 cut-off events. For 528/562 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 314 event pairs, 4 based on Foata normal form. 18/98 useless extension candidates. Maximal degree in co-relation 282. Up to 27 conditions per place. [2021-03-26 09:46:35,989 INFO L132 encePairwiseOnDemand]: 188/194 looper letters, 5 selfloop transitions, 4 changer transitions 5/29 dead transitions. [2021-03-26 09:46:35,989 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 29 transitions, 195 flow [2021-03-26 09:46:35,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 09:46:35,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 09:46:35,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 789 transitions. [2021-03-26 09:46:35,992 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6778350515463918 [2021-03-26 09:46:35,992 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 789 transitions. [2021-03-26 09:46:35,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 789 transitions. [2021-03-26 09:46:35,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:35,992 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 789 transitions. [2021-03-26 09:46:35,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 131.5) internal successors, (789), 6 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:35,995 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 194.0) internal successors, (1358), 7 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:35,996 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 194.0) internal successors, (1358), 7 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:35,996 INFO L185 Difference]: Start difference. First operand has 45 places, 22 transitions, 145 flow. Second operand 6 states and 789 transitions. [2021-03-26 09:46:35,996 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 29 transitions, 195 flow [2021-03-26 09:46:35,997 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 29 transitions, 150 flow, removed 12 selfloop flow, removed 11 redundant places. [2021-03-26 09:46:35,998 INFO L241 Difference]: Finished difference. Result has 42 places, 24 transitions, 129 flow [2021-03-26 09:46:35,998 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=100, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=129, PETRI_PLACES=42, PETRI_TRANSITIONS=24} [2021-03-26 09:46:35,998 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -11 predicate places. [2021-03-26 09:46:35,998 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:35,998 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 24 transitions, 129 flow [2021-03-26 09:46:35,999 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 24 transitions, 129 flow [2021-03-26 09:46:35,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 24 transitions, 129 flow [2021-03-26 09:46:36,005 INFO L129 PetriNetUnfolder]: 11/45 cut-off events. [2021-03-26 09:46:36,005 INFO L130 PetriNetUnfolder]: For 48/49 co-relation queries the response was YES. [2021-03-26 09:46:36,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140 conditions, 45 events. 11/45 cut-off events. For 48/49 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 129 event pairs, 1 based on Foata normal form. 1/45 useless extension candidates. Maximal degree in co-relation 124. Up to 14 conditions per place. [2021-03-26 09:46:36,006 INFO L142 LiptonReduction]: Number of co-enabled transitions 72 [2021-03-26 09:46:36,203 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 69 [2021-03-26 09:46:36,641 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 92 [2021-03-26 09:46:36,763 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-26 09:46:36,766 INFO L154 LiptonReduction]: Checked pairs total: 38 [2021-03-26 09:46:36,766 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 09:46:36,766 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 768 [2021-03-26 09:46:36,766 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 24 transitions, 133 flow [2021-03-26 09:46:36,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 130.125) internal successors, (1041), 8 states have internal predecessors, (1041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:36,767 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:36,767 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:36,767 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 09:46:36,767 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:36,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:36,767 INFO L82 PathProgramCache]: Analyzing trace with hash -493134542, now seen corresponding path program 1 times [2021-03-26 09:46:36,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:36,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570676217] [2021-03-26 09:46:36,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 09:46:36,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:36,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 09:46:36,871 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.1 percent of original size [2021-03-26 09:46:36,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 09:46:36,915 INFO L142 QuantifierPusher]: treesize reduction 72, result has 53.5 percent of original size [2021-03-26 09:46:36,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-26 09:46:36,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:36,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 09:46:36,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 09:46:36,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 09:46:36,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 09:46:36,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570676217] [2021-03-26 09:46:36,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 09:46:36,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 09:46:36,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721987396] [2021-03-26 09:46:36,996 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 09:46:36,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 09:46:36,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 09:46:36,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-26 09:46:36,999 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 133 out of 195 [2021-03-26 09:46:37,000 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 24 transitions, 133 flow. Second operand has 7 states, 7 states have (on average 134.0) internal successors, (938), 7 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:37,000 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 09:46:37,000 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 133 of 195 [2021-03-26 09:46:37,001 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 09:46:37,156 INFO L129 PetriNetUnfolder]: 25/81 cut-off events. [2021-03-26 09:46:37,156 INFO L130 PetriNetUnfolder]: For 206/231 co-relation queries the response was YES. [2021-03-26 09:46:37,156 INFO L84 FinitePrefix]: Finished finitePrefix Result has 258 conditions, 81 events. 25/81 cut-off events. For 206/231 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 299 event pairs, 0 based on Foata normal form. 13/91 useless extension candidates. Maximal degree in co-relation 239. Up to 27 conditions per place. [2021-03-26 09:46:37,157 INFO L132 encePairwiseOnDemand]: 189/195 looper letters, 8 selfloop transitions, 5 changer transitions 2/30 dead transitions. [2021-03-26 09:46:37,157 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 30 transitions, 193 flow [2021-03-26 09:46:37,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 09:46:37,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 09:46:37,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 813 transitions. [2021-03-26 09:46:37,159 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6948717948717948 [2021-03-26 09:46:37,159 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 813 transitions. [2021-03-26 09:46:37,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 813 transitions. [2021-03-26 09:46:37,160 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 09:46:37,160 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 813 transitions. [2021-03-26 09:46:37,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 135.5) internal successors, (813), 6 states have internal predecessors, (813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:37,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 195.0) internal successors, (1365), 7 states have internal predecessors, (1365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:37,164 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 195.0) internal successors, (1365), 7 states have internal predecessors, (1365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:37,164 INFO L185 Difference]: Start difference. First operand has 40 places, 24 transitions, 133 flow. Second operand 6 states and 813 transitions. [2021-03-26 09:46:37,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 30 transitions, 193 flow [2021-03-26 09:46:37,165 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 30 transitions, 178 flow, removed 5 selfloop flow, removed 4 redundant places. [2021-03-26 09:46:37,165 INFO L241 Difference]: Finished difference. Result has 43 places, 26 transitions, 155 flow [2021-03-26 09:46:37,166 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=195, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=155, PETRI_PLACES=43, PETRI_TRANSITIONS=26} [2021-03-26 09:46:37,166 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -10 predicate places. [2021-03-26 09:46:37,166 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 09:46:37,166 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 26 transitions, 155 flow [2021-03-26 09:46:37,166 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 26 transitions, 155 flow [2021-03-26 09:46:37,167 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 26 transitions, 155 flow [2021-03-26 09:46:37,174 INFO L129 PetriNetUnfolder]: 14/54 cut-off events. [2021-03-26 09:46:37,174 INFO L130 PetriNetUnfolder]: For 85/89 co-relation queries the response was YES. [2021-03-26 09:46:37,174 INFO L84 FinitePrefix]: Finished finitePrefix Result has 169 conditions, 54 events. 14/54 cut-off events. For 85/89 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 160 event pairs, 0 based on Foata normal form. 4/58 useless extension candidates. Maximal degree in co-relation 152. Up to 19 conditions per place. [2021-03-26 09:46:37,174 INFO L142 LiptonReduction]: Number of co-enabled transitions 70 [2021-03-26 09:46:37,297 INFO L154 LiptonReduction]: Checked pairs total: 14 [2021-03-26 09:46:37,297 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 09:46:37,298 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 132 [2021-03-26 09:46:37,298 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 26 transitions, 155 flow [2021-03-26 09:46:37,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 134.0) internal successors, (938), 7 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 09:46:37,298 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 09:46:37,299 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 09:46:37,299 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 09:46:37,299 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 09:46:37,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 09:46:37,299 INFO L82 PathProgramCache]: Analyzing trace with hash 726369058, now seen corresponding path program 2 times [2021-03-26 09:46:37,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 09:46:37,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221202524] [2021-03-26 09:46:37,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 09:46:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 09:46:37,372 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 09:46:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 09:46:37,444 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 09:46:37,470 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 09:46:37,470 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 09:46:37,471 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 09:46:37,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 09:46:37 BasicIcfg [2021-03-26 09:46:37,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 09:46:37,531 INFO L168 Benchmark]: Toolchain (without parser) took 20362.91 ms. Allocated memory was 255.9 MB in the beginning and 740.3 MB in the end (delta: 484.4 MB). Free memory was 236.6 MB in the beginning and 631.8 MB in the end (delta: -395.3 MB). Peak memory consumption was 88.1 MB. Max. memory is 16.0 GB. [2021-03-26 09:46:37,531 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 255.9 MB. Free memory was 237.4 MB in the beginning and 237.4 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 09:46:37,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 547.55 ms. Allocated memory was 255.9 MB in the beginning and 346.0 MB in the end (delta: 90.2 MB). Free memory was 236.1 MB in the beginning and 303.5 MB in the end (delta: -67.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-03-26 09:46:37,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.51 ms. Allocated memory is still 346.0 MB. Free memory was 303.5 MB in the beginning and 301.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 09:46:37,531 INFO L168 Benchmark]: Boogie Preprocessor took 42.53 ms. Allocated memory is still 346.0 MB. Free memory was 300.5 MB in the beginning and 298.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 09:46:37,532 INFO L168 Benchmark]: RCFGBuilder took 2014.22 ms. Allocated memory is still 346.0 MB. Free memory was 298.2 MB in the beginning and 201.9 MB in the end (delta: 96.3 MB). Peak memory consumption was 99.4 MB. Max. memory is 16.0 GB. [2021-03-26 09:46:37,532 INFO L168 Benchmark]: TraceAbstraction took 17692.47 ms. Allocated memory was 346.0 MB in the beginning and 740.3 MB in the end (delta: 394.3 MB). Free memory was 200.9 MB in the beginning and 631.8 MB in the end (delta: -431.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 09:46:37,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 255.9 MB. Free memory was 237.4 MB in the beginning and 237.4 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 547.55 ms. Allocated memory was 255.9 MB in the beginning and 346.0 MB in the end (delta: 90.2 MB). Free memory was 236.1 MB in the beginning and 303.5 MB in the end (delta: -67.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 61.51 ms. Allocated memory is still 346.0 MB. Free memory was 303.5 MB in the beginning and 301.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 42.53 ms. Allocated memory is still 346.0 MB. Free memory was 300.5 MB in the beginning and 298.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2014.22 ms. Allocated memory is still 346.0 MB. Free memory was 298.2 MB in the beginning and 201.9 MB in the end (delta: 96.3 MB). Peak memory consumption was 99.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 17692.47 ms. Allocated memory was 346.0 MB in the beginning and 740.3 MB in the end (delta: 394.3 MB). Free memory was 200.9 MB in the beginning and 631.8 MB in the end (delta: -431.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2988.6ms, 110 PlacesBefore, 53 PlacesAfterwards, 102 TransitionsBefore, 45 TransitionsAfterwards, 1974 CoEnabledTransitionPairs, 6 FixpointIterations, 29 TrivialSequentialCompositions, 33 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 0 ChoiceCompositions, 66 TotalNumberOfCompositions, 4492 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1665, positive: 1544, positive conditional: 1544, positive unconditional: 0, negative: 121, negative conditional: 121, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1665, positive: 1544, positive conditional: 0, positive unconditional: 1544, negative: 121, negative conditional: 0, negative unconditional: 121, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1665, positive: 1544, positive conditional: 0, positive unconditional: 1544, negative: 121, negative conditional: 0, negative unconditional: 121, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1224, positive: 1183, positive conditional: 0, positive unconditional: 1183, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1224, positive: 1180, positive conditional: 0, positive unconditional: 1180, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 430, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 422, negative conditional: 0, negative unconditional: 422, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1665, positive: 361, positive conditional: 0, positive unconditional: 361, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 1224, unknown conditional: 0, unknown unconditional: 1224] , Statistics on independence cache: Total cache size (in pairs): 1224, Positive cache size: 1183, Positive conditional cache size: 0, Positive unconditional cache size: 1183, Negative cache size: 41, Negative conditional cache size: 0, Negative unconditional cache size: 41, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 914.4ms, 50 PlacesBefore, 39 PlacesAfterwards, 41 TransitionsBefore, 30 TransitionsAfterwards, 480 CoEnabledTransitionPairs, 3 FixpointIterations, 8 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 1554 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 367, positive: 285, positive conditional: 285, positive unconditional: 0, negative: 82, negative conditional: 82, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 367, positive: 285, positive conditional: 10, positive unconditional: 275, negative: 82, negative conditional: 3, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 367, positive: 285, positive conditional: 10, positive unconditional: 275, negative: 82, negative conditional: 3, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 116, positive: 102, positive conditional: 5, positive unconditional: 97, negative: 14, negative conditional: 1, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 116, positive: 96, positive conditional: 0, positive unconditional: 96, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 14, negative conditional: 1, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 150, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 125, negative conditional: 18, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 367, positive: 183, positive conditional: 5, positive unconditional: 178, negative: 68, negative conditional: 2, negative unconditional: 66, unknown: 116, unknown conditional: 6, unknown unconditional: 110] , Statistics on independence cache: Total cache size (in pairs): 1340, Positive cache size: 1285, Positive conditional cache size: 5, Positive unconditional cache size: 1280, Negative cache size: 55, Negative conditional cache size: 1, Negative unconditional cache size: 54, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1498.2ms, 42 PlacesBefore, 33 PlacesAfterwards, 27 TransitionsBefore, 23 TransitionsAfterwards, 296 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 1070 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 359, positive: 286, positive conditional: 286, positive unconditional: 0, negative: 73, negative conditional: 73, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 359, positive: 286, positive conditional: 0, positive unconditional: 286, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 359, positive: 286, positive conditional: 0, positive unconditional: 286, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 54, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 54, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 359, positive: 238, positive conditional: 0, positive unconditional: 238, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 54, unknown conditional: 0, unknown unconditional: 54] , Statistics on independence cache: Total cache size (in pairs): 1394, Positive cache size: 1333, Positive conditional cache size: 5, Positive unconditional cache size: 1328, Negative cache size: 61, Negative conditional cache size: 1, Negative unconditional cache size: 60, Eliminated conditions: 38 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7.9ms, 34 PlacesBefore, 34 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 264 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 323 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112, positive: 89, positive conditional: 89, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 112, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 112, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 112, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1394, Positive cache size: 1333, Positive conditional cache size: 5, Positive unconditional cache size: 1328, Negative cache size: 61, Negative conditional cache size: 1, Negative unconditional cache size: 60, Eliminated conditions: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 49.3ms, 35 PlacesBefore, 34 PlacesAfterwards, 23 TransitionsBefore, 22 TransitionsAfterwards, 260 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 569 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 152, positive: 112, positive conditional: 112, positive unconditional: 0, negative: 40, negative conditional: 40, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 152, positive: 112, positive conditional: 0, positive unconditional: 112, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 152, positive: 112, positive conditional: 0, positive unconditional: 112, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 17, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 152, positive: 109, positive conditional: 0, positive unconditional: 109, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 1401, Positive cache size: 1336, Positive conditional cache size: 5, Positive unconditional cache size: 1331, Negative cache size: 65, Negative conditional cache size: 1, Negative unconditional cache size: 64, Eliminated conditions: 13 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10.4ms, 39 PlacesBefore, 37 PlacesAfterwards, 25 TransitionsBefore, 25 TransitionsAfterwards, 268 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 236 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 25, positive: 10, positive conditional: 2, positive unconditional: 8, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 25, positive: 10, positive conditional: 2, positive unconditional: 8, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 25, positive: 10, positive conditional: 2, positive unconditional: 8, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1401, Positive cache size: 1336, Positive conditional cache size: 5, Positive unconditional cache size: 1331, Negative cache size: 65, Negative conditional cache size: 1, Negative unconditional cache size: 64, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 29.7ms, 42 PlacesBefore, 42 PlacesAfterwards, 29 TransitionsBefore, 29 TransitionsAfterwards, 290 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 211 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 1408, Positive cache size: 1341, Positive conditional cache size: 5, Positive unconditional cache size: 1336, Negative cache size: 67, Negative conditional cache size: 1, Negative unconditional cache size: 66, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.7ms, 50 PlacesBefore, 50 PlacesAfterwards, 35 TransitionsBefore, 34 TransitionsAfterwards, 336 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 589 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 25, positive unconditional: 0, negative: 32, negative conditional: 32, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 57, positive: 25, positive conditional: 17, positive unconditional: 8, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 57, positive: 25, positive conditional: 17, positive unconditional: 8, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 57, positive: 18, positive conditional: 10, positive unconditional: 8, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1415, Positive cache size: 1348, Positive conditional cache size: 12, Positive unconditional cache size: 1336, Negative cache size: 67, Negative conditional cache size: 1, Negative unconditional cache size: 66, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 29.1ms, 50 PlacesBefore, 50 PlacesAfterwards, 33 TransitionsBefore, 33 TransitionsAfterwards, 292 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 237 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1415, Positive cache size: 1348, Positive conditional cache size: 12, Positive unconditional cache size: 1336, Negative cache size: 67, Negative conditional cache size: 1, Negative unconditional cache size: 66, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8347.2ms, 55 PlacesBefore, 45 PlacesAfterwards, 28 TransitionsBefore, 22 TransitionsAfterwards, 146 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 314 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 61, positive: 32, positive conditional: 32, positive unconditional: 0, negative: 29, negative conditional: 29, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 61, positive: 32, positive conditional: 11, positive unconditional: 21, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 61, positive: 32, positive conditional: 11, positive unconditional: 21, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 19, positive conditional: 5, positive unconditional: 14, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 22, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 93, negative conditional: 0, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 61, positive: 13, positive conditional: 6, positive unconditional: 7, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 22, unknown conditional: 5, unknown unconditional: 17] , Statistics on independence cache: Total cache size (in pairs): 1437, Positive cache size: 1367, Positive conditional cache size: 17, Positive unconditional cache size: 1350, Negative cache size: 70, Negative conditional cache size: 1, Negative unconditional cache size: 69, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 767.0ms, 42 PlacesBefore, 40 PlacesAfterwards, 24 TransitionsBefore, 24 TransitionsAfterwards, 72 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 38 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 1439, Positive cache size: 1369, Positive conditional cache size: 17, Positive unconditional cache size: 1352, Negative cache size: 70, Negative conditional cache size: 1, Negative unconditional cache size: 69, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 131.1ms, 43 PlacesBefore, 42 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 70 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 14 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 121, positive conditional: 121, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1447, Positive cache size: 1377, Positive conditional cache size: 25, Positive unconditional cache size: 1352, Negative cache size: 70, Negative conditional cache size: 1, Negative unconditional cache size: 69, Eliminated conditions: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p0_EAX = 0; [L714] 0 int __unbuffered_p0_EBX = 0; [L716] 0 int __unbuffered_p1_EAX = 0; [L718] 0 int __unbuffered_p1_EBX = 0; [L720] 0 int __unbuffered_p2_EAX = 0; [L722] 0 int __unbuffered_p2_EBX = 0; [L723] 0 _Bool main$tmp_guard0; [L724] 0 _Bool main$tmp_guard1; [L726] 0 int x = 0; [L728] 0 int y = 0; [L730] 0 int z = 0; [L731] 0 _Bool z$flush_delayed; [L732] 0 int z$mem_tmp; [L733] 0 _Bool z$r_buff0_thd0; [L734] 0 _Bool z$r_buff0_thd1; [L735] 0 _Bool z$r_buff0_thd2; [L736] 0 _Bool z$r_buff0_thd3; [L737] 0 _Bool z$r_buff1_thd0; [L738] 0 _Bool z$r_buff1_thd1; [L739] 0 _Bool z$r_buff1_thd2; [L740] 0 _Bool z$r_buff1_thd3; [L741] 0 _Bool z$read_delayed; [L742] 0 int *z$read_delayed_var; [L743] 0 int z$w_buff0; [L744] 0 _Bool z$w_buff0_used; [L745] 0 int z$w_buff1; [L746] 0 _Bool z$w_buff1_used; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L864] 0 pthread_t t26; [L865] FCALL, FORK 0 pthread_create(&t26, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 z$w_buff1 = z$w_buff0 [L753] 1 z$w_buff0 = 1 [L754] 1 z$w_buff1_used = z$w_buff0_used [L755] 1 z$w_buff0_used = (_Bool)1 [L19] COND FALSE 1 !(!expression) [L757] 1 z$r_buff1_thd0 = z$r_buff0_thd0 [L758] 1 z$r_buff1_thd1 = z$r_buff0_thd1 [L759] 1 z$r_buff1_thd2 = z$r_buff0_thd2 [L760] 1 z$r_buff1_thd3 = z$r_buff0_thd3 [L761] 1 z$r_buff0_thd1 = (_Bool)1 [L764] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L765] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L766] 1 z$flush_delayed = weak$$choice2 [L767] 1 z$mem_tmp = z [L768] EXPR 1 !z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff1) [L768] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff1 [L768] EXPR 1 !z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff1) [L768] 1 z = !z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff1) [L769] EXPR 1 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff0)) [L769] 1 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : z$w_buff0)) [L770] EXPR 1 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff1 : z$w_buff1)) [L770] 1 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff1 : z$w_buff1)) [L771] EXPR 1 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used)) [L771] 1 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used)) [L772] EXPR 1 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L772] 1 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L773] EXPR 1 weak$$choice2 ? z$r_buff0_thd1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$r_buff0_thd1 : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1)) [L773] 1 z$r_buff0_thd1 = weak$$choice2 ? z$r_buff0_thd1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$r_buff0_thd1 : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1)) [L774] EXPR 1 weak$$choice2 ? z$r_buff1_thd1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$r_buff1_thd1 : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L774] 1 z$r_buff1_thd1 = weak$$choice2 ? z$r_buff1_thd1 : (!z$w_buff0_used || !z$r_buff0_thd1 && !z$w_buff1_used || !z$r_buff0_thd1 && !z$r_buff1_thd1 ? z$r_buff1_thd1 : (z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L775] 1 __unbuffered_p0_EAX = z [L776] EXPR 1 z$flush_delayed ? z$mem_tmp : z [L776] 1 z = z$flush_delayed ? z$mem_tmp : z [L777] 1 z$flush_delayed = (_Bool)0 [L780] 1 __unbuffered_p0_EBX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t27; [L867] FCALL, FORK 0 pthread_create(&t27, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t28; [L869] FCALL, FORK 0 pthread_create(&t28, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L797] 2 x = 1 [L800] 2 __unbuffered_p1_EAX = x [L803] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L820] 3 y = 1 [L823] 3 __unbuffered_p2_EAX = y [L826] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L827] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L828] 3 z$flush_delayed = weak$$choice2 [L829] 3 z$mem_tmp = z [L830] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L830] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L831] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L831] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L832] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L832] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L833] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L833] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L834] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L834] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L835] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L835] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L836] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L836] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L837] 3 __unbuffered_p2_EBX = z [L838] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L838] 3 z = z$flush_delayed ? z$mem_tmp : z [L839] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L842] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L842] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L842] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L842] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L843] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L843] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L844] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L844] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L845] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L845] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L846] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L846] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L783] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L783] 1 z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z) [L784] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L784] 1 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used [L785] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L785] 1 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used [L786] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L786] 1 z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1 [L787] EXPR 1 z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L787] 1 z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1 [L806] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L806] EXPR 2 z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z [L806] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L806] 2 z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z) [L807] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L807] 2 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used [L808] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L808] 2 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used [L809] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L809] 2 z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2 [L810] EXPR 2 z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L810] 2 z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2 [L813] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L815] 2 return 0; [L790] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L792] 1 return 0; [L849] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L851] 3 return 0; [L871] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L875] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L875] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L875] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L875] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L876] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L876] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L877] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L878] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L879] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L882] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 104 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 17495.4ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 903.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3075.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 47 SDtfs, 21 SDslu, 29 SDs, 0 SdLazy, 230 SolverSat, 46 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 285.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 427.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred in iteration=7, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 37.3ms SsaConstructionTime, 432.4ms SatisfiabilityAnalysisTime, 931.4ms InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 1117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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...