/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/mix018_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 15:37:13,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 15:37:13,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 15:37:13,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 15:37:13,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 15:37:13,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 15:37:13,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 15:37:13,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 15:37:13,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 15:37:13,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 15:37:13,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 15:37:13,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 15:37:13,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 15:37:13,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 15:37:13,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 15:37:13,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 15:37:13,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 15:37:13,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 15:37:13,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 15:37:13,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 15:37:13,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 15:37:13,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 15:37:13,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 15:37:13,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 15:37:13,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-11 15:37:13,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 15:37:13,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 15:37:13,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 15:37:13,787 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 [2021-06-11 15:37:13,813 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 15:37:13,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 15:37:13,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 15:37:13,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 15:37:13,815 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 15:37:13,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 15:37:13,815 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 15:37:13,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 15:37:13,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 15:37:13,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 15:37:13,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 15:37:13,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 15:37:13,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 15:37:13,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 15:37:13,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 15:37:13,818 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 15:37:14,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 15:37:14,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 15:37:14,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 15:37:14,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 15:37:14,085 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 15:37:14,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix018_rmo.oepc.i [2021-06-11 15:37:14,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06a6ab413/35de6f9264b64406892b31e9d13eaebb/FLAG8df7ff245 [2021-06-11 15:37:14,551 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 15:37:14,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix018_rmo.oepc.i [2021-06-11 15:37:14,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06a6ab413/35de6f9264b64406892b31e9d13eaebb/FLAG8df7ff245 [2021-06-11 15:37:14,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06a6ab413/35de6f9264b64406892b31e9d13eaebb [2021-06-11 15:37:14,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 15:37:14,881 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 15:37:14,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 15:37:14,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 15:37:14,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 15:37:14,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 03:37:14" (1/1) ... [2021-06-11 15:37:14,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7771c248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:14, skipping insertion in model container [2021-06-11 15:37:14,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 03:37:14" (1/1) ... [2021-06-11 15:37:14,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 15:37:14,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 15:37:15,053 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/mix018_rmo.oepc.i[949,962] [2021-06-11 15:37:15,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 15:37:15,228 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 15:37:15,237 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/mix018_rmo.oepc.i[949,962] [2021-06-11 15:37:15,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 15:37:15,341 INFO L208 MainTranslator]: Completed translation [2021-06-11 15:37:15,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15 WrapperNode [2021-06-11 15:37:15,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 15:37:15,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 15:37:15,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 15:37:15,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 15:37:15,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 15:37:15,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 15:37:15,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 15:37:15,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 15:37:15,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (1/1) ... [2021-06-11 15:37:15,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 15:37:15,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 15:37:15,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 15:37:15,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 15:37:15,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (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 [2021-06-11 15:37:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 15:37:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-11 15:37:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 15:37:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 15:37:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-11 15:37:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-11 15:37:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-11 15:37:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-11 15:37:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-11 15:37:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-11 15:37:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-11 15:37:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-11 15:37:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 15:37:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-11 15:37:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 15:37:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 15:37:15,513 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 15:37:17,071 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 15:37:17,071 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-11 15:37:17,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 03:37:17 BoogieIcfgContainer [2021-06-11 15:37:17,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 15:37:17,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 15:37:17,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 15:37:17,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 15:37:17,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 03:37:14" (1/3) ... [2021-06-11 15:37:17,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6315dc63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 03:37:17, skipping insertion in model container [2021-06-11 15:37:17,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 03:37:15" (2/3) ... [2021-06-11 15:37:17,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6315dc63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 03:37:17, skipping insertion in model container [2021-06-11 15:37:17,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 03:37:17" (3/3) ... [2021-06-11 15:37:17,077 INFO L111 eAbstractionObserver]: Analyzing ICFG mix018_rmo.oepc.i [2021-06-11 15:37:17,082 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 15:37:17,085 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-11 15:37:17,085 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 15:37:17,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,114 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,114 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,114 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,115 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,116 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,118 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,120 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,121 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,122 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,126 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,130 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,136 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,136 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,136 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,137 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,137 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,137 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,138 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,139 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,141 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,142 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,143 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 15:37:17,144 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-11 15:37:17,156 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-06-11 15:37:17,168 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 15:37:17,169 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 15:37:17,169 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 15:37:17,169 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 15:37:17,169 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 15:37:17,169 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 15:37:17,169 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 15:37:17,169 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 15:37:17,176 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 129 places, 118 transitions, 256 flow [2021-06-11 15:37:17,201 INFO L129 PetriNetUnfolder]: 2/114 cut-off events. [2021-06-11 15:37:17,201 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:37:17,204 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 114 events. 2/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 87 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-06-11 15:37:17,204 INFO L82 GeneralOperation]: Start removeDead. Operand has 129 places, 118 transitions, 256 flow [2021-06-11 15:37:17,207 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 114 transitions, 240 flow [2021-06-11 15:37:17,208 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:17,216 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 114 transitions, 240 flow [2021-06-11 15:37:17,219 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 114 transitions, 240 flow [2021-06-11 15:37:17,220 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 125 places, 114 transitions, 240 flow [2021-06-11 15:37:17,232 INFO L129 PetriNetUnfolder]: 2/114 cut-off events. [2021-06-11 15:37:17,236 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:37:17,237 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 114 events. 2/114 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 88 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-06-11 15:37:17,241 INFO L151 LiptonReduction]: Number of co-enabled transitions 2774 [2021-06-11 15:37:17,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:17,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:17,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:17,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:17,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:17,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:17,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:17,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:17,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:17,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:17,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:18,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:18,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:18,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:18,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,281 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-06-11 15:37:18,281 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:37:18,300 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:18,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:18,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:18,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,688 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 15:37:18,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:18,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:18,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:19,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:19,545 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-06-11 15:37:19,908 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-06-11 15:37:20,025 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-06-11 15:37:20,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:20,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 15:37:20,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:20,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,044 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-06-11 15:37:20,044 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:37:20,047 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,048 INFO L147 QuantifierPusher]: treesize reduction 39, result has 69.0 percent of original size 87 [2021-06-11 15:37:20,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:20,050 INFO L142 QuantifierPusher]: treesize reduction 39, result has 75.6 percent of original size [2021-06-11 15:37:20,050 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 2, 1] term [2021-06-11 15:37:20,050 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:37:20,051 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,053 INFO L147 QuantifierPusher]: treesize reduction 113, result has 30.7 percent of original size 50 [2021-06-11 15:37:20,054 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 3, 4, 2, 1] term [2021-06-11 15:37:20,055 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 15:37:20,056 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,060 INFO L147 QuantifierPusher]: treesize reduction 176, result has 33.3 percent of original size 88 [2021-06-11 15:37:20,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:20,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:20,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:20,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,805 INFO L147 QuantifierPusher]: treesize reduction 80, result has 25.2 percent of original size 27 [2021-06-11 15:37:20,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:20,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:20,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:21,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:21,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:21,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:21,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:21,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 15:37:21,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:21,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:21,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:21,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 15:37:21,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 15:37:21,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:21,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 15:37:21,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 15:37:21,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:21,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:21,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:21,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:21,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:21,994 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-06-11 15:37:22,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:22,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:22,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:22,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:22,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:22,471 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-06-11 15:37:22,632 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-11 15:37:22,959 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-06-11 15:37:23,114 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-06-11 15:37:23,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:23,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 15:37:23,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:23,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:23,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 15:37:23,159 INFO L163 LiptonReduction]: Checked pairs total: 8799 [2021-06-11 15:37:23,159 INFO L165 LiptonReduction]: Total number of compositions: 102 [2021-06-11 15:37:23,161 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5954 [2021-06-11 15:37:23,167 INFO L129 PetriNetUnfolder]: 0/5 cut-off events. [2021-06-11 15:37:23,167 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:37:23,167 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:23,168 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-06-11 15:37:23,168 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:23,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:23,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1220957, now seen corresponding path program 1 times [2021-06-11 15:37:23,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:23,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944808924] [2021-06-11 15:37:23,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:23,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:23,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 15:37:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:23,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944808924] [2021-06-11 15:37:23,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:23,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 15:37:23,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397917703] [2021-06-11 15:37:23,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:37:23,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:23,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:37:23,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:37:23,378 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 220 [2021-06-11 15:37:23,380 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 36 transitions, 84 flow. Second operand has 3 states, 3 states have (on average 184.66666666666666) internal successors, (554), 3 states have internal predecessors, (554), 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) [2021-06-11 15:37:23,381 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:23,381 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 220 [2021-06-11 15:37:23,382 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:23,480 INFO L129 PetriNetUnfolder]: 133/306 cut-off events. [2021-06-11 15:37:23,481 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:37:23,482 INFO L84 FinitePrefix]: Finished finitePrefix Result has 525 conditions, 306 events. 133/306 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 1589 event pairs, 110 based on Foata normal form. 69/343 useless extension candidates. Maximal degree in co-relation 514. Up to 153 conditions per place. [2021-06-11 15:37:23,484 INFO L132 encePairwiseOnDemand]: 215/220 looper letters, 11 selfloop transitions, 2 changer transitions 1/38 dead transitions. [2021-06-11 15:37:23,484 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 38 transitions, 114 flow [2021-06-11 15:37:23,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:37:23,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:37:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 570 transitions. [2021-06-11 15:37:23,494 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8636363636363636 [2021-06-11 15:37:23,495 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 570 transitions. [2021-06-11 15:37:23,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 570 transitions. [2021-06-11 15:37:23,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:23,498 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 570 transitions. [2021-06-11 15:37:23,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.0) internal successors, (570), 3 states have internal predecessors, (570), 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) [2021-06-11 15:37:23,505 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:23,506 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:23,507 INFO L185 Difference]: Start difference. First operand has 48 places, 36 transitions, 84 flow. Second operand 3 states and 570 transitions. [2021-06-11 15:37:23,508 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 38 transitions, 114 flow [2021-06-11 15:37:23,510 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 38 transitions, 110 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-06-11 15:37:23,511 INFO L241 Difference]: Finished difference. Result has 44 places, 32 transitions, 76 flow [2021-06-11 15:37:23,512 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=76, PETRI_PLACES=44, PETRI_TRANSITIONS=32} [2021-06-11 15:37:23,512 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, -4 predicate places. [2021-06-11 15:37:23,513 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:23,513 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 32 transitions, 76 flow [2021-06-11 15:37:23,513 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 32 transitions, 76 flow [2021-06-11 15:37:23,513 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 32 transitions, 76 flow [2021-06-11 15:37:23,517 INFO L129 PetriNetUnfolder]: 0/32 cut-off events. [2021-06-11 15:37:23,517 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:37:23,517 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 32 events. 0/32 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 65 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-06-11 15:37:23,518 INFO L151 LiptonReduction]: Number of co-enabled transitions 522 [2021-06-11 15:37:23,555 INFO L163 LiptonReduction]: Checked pairs total: 612 [2021-06-11 15:37:23,555 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:23,555 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 42 [2021-06-11 15:37:23,556 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 32 transitions, 76 flow [2021-06-11 15:37:23,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 184.66666666666666) internal successors, (554), 3 states have internal predecessors, (554), 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) [2021-06-11 15:37:23,556 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:23,556 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:23,556 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-11 15:37:23,557 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:23,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:23,557 INFO L82 PathProgramCache]: Analyzing trace with hash 2092141658, now seen corresponding path program 1 times [2021-06-11 15:37:23,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:23,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365718473] [2021-06-11 15:37:23,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:23,613 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-11 15:37:23,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 15:37:23,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:23,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365718473] [2021-06-11 15:37:23,621 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:23,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 15:37:23,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989652917] [2021-06-11 15:37:23,622 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:37:23,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:23,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:37:23,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:37:23,626 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 220 [2021-06-11 15:37:23,626 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 32 transitions, 76 flow. Second operand has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 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) [2021-06-11 15:37:23,627 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:23,627 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 220 [2021-06-11 15:37:23,627 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:23,713 INFO L129 PetriNetUnfolder]: 296/715 cut-off events. [2021-06-11 15:37:23,713 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 15:37:23,715 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1198 conditions, 715 events. 296/715 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 4817 event pairs, 114 based on Foata normal form. 0/653 useless extension candidates. Maximal degree in co-relation 1189. Up to 347 conditions per place. [2021-06-11 15:37:23,717 INFO L132 encePairwiseOnDemand]: 211/220 looper letters, 7 selfloop transitions, 7 changer transitions 2/39 dead transitions. [2021-06-11 15:37:23,717 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 39 transitions, 122 flow [2021-06-11 15:37:23,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:37:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:37:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 539 transitions. [2021-06-11 15:37:23,719 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8166666666666667 [2021-06-11 15:37:23,719 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 539 transitions. [2021-06-11 15:37:23,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 539 transitions. [2021-06-11 15:37:23,720 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:23,720 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 539 transitions. [2021-06-11 15:37:23,721 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 179.66666666666666) internal successors, (539), 3 states have internal predecessors, (539), 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) [2021-06-11 15:37:23,722 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:23,723 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:23,723 INFO L185 Difference]: Start difference. First operand has 43 places, 32 transitions, 76 flow. Second operand 3 states and 539 transitions. [2021-06-11 15:37:23,723 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 39 transitions, 122 flow [2021-06-11 15:37:23,723 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 39 transitions, 118 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 15:37:23,724 INFO L241 Difference]: Finished difference. Result has 45 places, 37 transitions, 124 flow [2021-06-11 15:37:23,724 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=124, PETRI_PLACES=45, PETRI_TRANSITIONS=37} [2021-06-11 15:37:23,724 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, -3 predicate places. [2021-06-11 15:37:23,725 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:23,725 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 37 transitions, 124 flow [2021-06-11 15:37:23,725 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 37 transitions, 124 flow [2021-06-11 15:37:23,725 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 37 transitions, 124 flow [2021-06-11 15:37:23,763 INFO L129 PetriNetUnfolder]: 152/409 cut-off events. [2021-06-11 15:37:23,763 INFO L130 PetriNetUnfolder]: For 39/47 co-relation queries the response was YES. [2021-06-11 15:37:23,764 INFO L84 FinitePrefix]: Finished finitePrefix Result has 777 conditions, 409 events. 152/409 cut-off events. For 39/47 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 2525 event pairs, 52 based on Foata normal form. 0/390 useless extension candidates. Maximal degree in co-relation 768. Up to 221 conditions per place. [2021-06-11 15:37:23,767 INFO L151 LiptonReduction]: Number of co-enabled transitions 606 [2021-06-11 15:37:23,772 INFO L163 LiptonReduction]: Checked pairs total: 413 [2021-06-11 15:37:23,773 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:23,773 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 48 [2021-06-11 15:37:23,773 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 37 transitions, 124 flow [2021-06-11 15:37:23,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 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) [2021-06-11 15:37:23,774 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:23,774 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:23,774 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-11 15:37:23,774 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:23,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:23,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1529078692, now seen corresponding path program 1 times [2021-06-11 15:37:23,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:23,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812368740] [2021-06-11 15:37:23,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:23,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:23,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:23,824 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-06-11 15:37:23,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 15:37:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:23,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812368740] [2021-06-11 15:37:23,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:23,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 15:37:23,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77152318] [2021-06-11 15:37:23,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 15:37:23,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:23,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 15:37:23,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-11 15:37:23,834 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 174 out of 220 [2021-06-11 15:37:23,835 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 37 transitions, 124 flow. Second operand has 4 states, 4 states have (on average 174.75) internal successors, (699), 4 states have internal predecessors, (699), 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) [2021-06-11 15:37:23,835 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:23,835 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 174 of 220 [2021-06-11 15:37:23,835 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:23,900 INFO L129 PetriNetUnfolder]: 122/326 cut-off events. [2021-06-11 15:37:23,900 INFO L130 PetriNetUnfolder]: For 70/318 co-relation queries the response was YES. [2021-06-11 15:37:23,901 INFO L84 FinitePrefix]: Finished finitePrefix Result has 846 conditions, 326 events. 122/326 cut-off events. For 70/318 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1705 event pairs, 14 based on Foata normal form. 3/314 useless extension candidates. Maximal degree in co-relation 835. Up to 181 conditions per place. [2021-06-11 15:37:23,904 INFO L132 encePairwiseOnDemand]: 212/220 looper letters, 13 selfloop transitions, 8 changer transitions 0/44 dead transitions. [2021-06-11 15:37:23,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 44 transitions, 202 flow [2021-06-11 15:37:23,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 15:37:23,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 15:37:23,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 713 transitions. [2021-06-11 15:37:23,906 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8102272727272727 [2021-06-11 15:37:23,906 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 713 transitions. [2021-06-11 15:37:23,906 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 713 transitions. [2021-06-11 15:37:23,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:23,906 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 713 transitions. [2021-06-11 15:37:23,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 178.25) internal successors, (713), 4 states have internal predecessors, (713), 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) [2021-06-11 15:37:23,909 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 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) [2021-06-11 15:37:23,909 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 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) [2021-06-11 15:37:23,909 INFO L185 Difference]: Start difference. First operand has 44 places, 37 transitions, 124 flow. Second operand 4 states and 713 transitions. [2021-06-11 15:37:23,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 44 transitions, 202 flow [2021-06-11 15:37:23,912 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 44 transitions, 180 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 15:37:23,913 INFO L241 Difference]: Finished difference. Result has 48 places, 41 transitions, 168 flow [2021-06-11 15:37:23,913 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=168, PETRI_PLACES=48, PETRI_TRANSITIONS=41} [2021-06-11 15:37:23,913 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 0 predicate places. [2021-06-11 15:37:23,913 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:23,913 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 41 transitions, 168 flow [2021-06-11 15:37:23,914 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 41 transitions, 168 flow [2021-06-11 15:37:23,914 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 41 transitions, 168 flow [2021-06-11 15:37:23,948 INFO L129 PetriNetUnfolder]: 122/374 cut-off events. [2021-06-11 15:37:23,948 INFO L130 PetriNetUnfolder]: For 141/167 co-relation queries the response was YES. [2021-06-11 15:37:23,949 INFO L84 FinitePrefix]: Finished finitePrefix Result has 800 conditions, 374 events. 122/374 cut-off events. For 141/167 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2324 event pairs, 46 based on Foata normal form. 0/361 useless extension candidates. Maximal degree in co-relation 788. Up to 181 conditions per place. [2021-06-11 15:37:23,952 INFO L151 LiptonReduction]: Number of co-enabled transitions 666 [2021-06-11 15:37:23,956 INFO L163 LiptonReduction]: Checked pairs total: 501 [2021-06-11 15:37:23,956 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:23,956 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43 [2021-06-11 15:37:23,959 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 41 transitions, 168 flow [2021-06-11 15:37:23,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 174.75) internal successors, (699), 4 states have internal predecessors, (699), 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) [2021-06-11 15:37:23,960 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:23,960 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:23,960 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-11 15:37:23,960 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:23,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:23,961 INFO L82 PathProgramCache]: Analyzing trace with hash 503418951, now seen corresponding path program 1 times [2021-06-11 15:37:23,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:23,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528069020] [2021-06-11 15:37:23,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:23,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:23,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:23,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:23,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528069020] [2021-06-11 15:37:23,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:23,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 15:37:23,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894707051] [2021-06-11 15:37:23,999 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:37:23,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:23,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:37:23,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:37:24,000 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 220 [2021-06-11 15:37:24,000 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 41 transitions, 168 flow. Second operand has 3 states, 3 states have (on average 188.66666666666666) internal successors, (566), 3 states have internal predecessors, (566), 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) [2021-06-11 15:37:24,000 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:24,000 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 220 [2021-06-11 15:37:24,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:24,035 INFO L129 PetriNetUnfolder]: 106/306 cut-off events. [2021-06-11 15:37:24,035 INFO L130 PetriNetUnfolder]: For 226/266 co-relation queries the response was YES. [2021-06-11 15:37:24,036 INFO L84 FinitePrefix]: Finished finitePrefix Result has 749 conditions, 306 events. 106/306 cut-off events. For 226/266 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1653 event pairs, 44 based on Foata normal form. 5/296 useless extension candidates. Maximal degree in co-relation 735. Up to 161 conditions per place. [2021-06-11 15:37:24,037 INFO L132 encePairwiseOnDemand]: 216/220 looper letters, 6 selfloop transitions, 6 changer transitions 0/45 dead transitions. [2021-06-11 15:37:24,037 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 45 transitions, 216 flow [2021-06-11 15:37:24,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:37:24,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:37:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 571 transitions. [2021-06-11 15:37:24,039 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8651515151515151 [2021-06-11 15:37:24,039 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 571 transitions. [2021-06-11 15:37:24,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 571 transitions. [2021-06-11 15:37:24,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:24,039 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 571 transitions. [2021-06-11 15:37:24,040 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 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) [2021-06-11 15:37:24,041 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:24,041 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:24,041 INFO L185 Difference]: Start difference. First operand has 48 places, 41 transitions, 168 flow. Second operand 3 states and 571 transitions. [2021-06-11 15:37:24,042 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 45 transitions, 216 flow [2021-06-11 15:37:24,044 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 45 transitions, 213 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 15:37:24,046 INFO L241 Difference]: Finished difference. Result has 50 places, 45 transitions, 217 flow [2021-06-11 15:37:24,046 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=165, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=217, PETRI_PLACES=50, PETRI_TRANSITIONS=45} [2021-06-11 15:37:24,046 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 2 predicate places. [2021-06-11 15:37:24,046 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:24,046 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 45 transitions, 217 flow [2021-06-11 15:37:24,046 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 45 transitions, 217 flow [2021-06-11 15:37:24,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 45 transitions, 217 flow [2021-06-11 15:37:24,074 INFO L129 PetriNetUnfolder]: 106/332 cut-off events. [2021-06-11 15:37:24,074 INFO L130 PetriNetUnfolder]: For 216/249 co-relation queries the response was YES. [2021-06-11 15:37:24,075 INFO L84 FinitePrefix]: Finished finitePrefix Result has 783 conditions, 332 events. 106/332 cut-off events. For 216/249 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2007 event pairs, 40 based on Foata normal form. 1/321 useless extension candidates. Maximal degree in co-relation 769. Up to 161 conditions per place. [2021-06-11 15:37:24,077 INFO L151 LiptonReduction]: Number of co-enabled transitions 746 [2021-06-11 15:37:24,082 INFO L163 LiptonReduction]: Checked pairs total: 594 [2021-06-11 15:37:24,082 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:24,082 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 36 [2021-06-11 15:37:24,084 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 45 transitions, 217 flow [2021-06-11 15:37:24,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 188.66666666666666) internal successors, (566), 3 states have internal predecessors, (566), 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) [2021-06-11 15:37:24,085 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:24,085 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:24,085 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-11 15:37:24,085 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:24,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:24,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1574585205, now seen corresponding path program 1 times [2021-06-11 15:37:24,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:24,085 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983507603] [2021-06-11 15:37:24,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:24,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:24,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:24,161 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:37:24,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:24,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:24,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:24,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983507603] [2021-06-11 15:37:24,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:24,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 15:37:24,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108464570] [2021-06-11 15:37:24,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 15:37:24,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:24,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 15:37:24,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 15:37:24,170 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 220 [2021-06-11 15:37:24,171 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 45 transitions, 217 flow. Second operand has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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) [2021-06-11 15:37:24,171 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:24,171 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 220 [2021-06-11 15:37:24,171 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:24,321 INFO L129 PetriNetUnfolder]: 871/1678 cut-off events. [2021-06-11 15:37:24,322 INFO L130 PetriNetUnfolder]: For 425/511 co-relation queries the response was YES. [2021-06-11 15:37:24,328 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3666 conditions, 1678 events. 871/1678 cut-off events. For 425/511 co-relation queries the response was YES. Maximal size of possible extension queue 265. Compared 12617 event pairs, 315 based on Foata normal form. 116/1485 useless extension candidates. Maximal degree in co-relation 3650. Up to 800 conditions per place. [2021-06-11 15:37:24,334 INFO L132 encePairwiseOnDemand]: 212/220 looper letters, 10 selfloop transitions, 12 changer transitions 0/59 dead transitions. [2021-06-11 15:37:24,334 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 59 transitions, 289 flow [2021-06-11 15:37:24,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 15:37:24,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 15:37:24,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 914 transitions. [2021-06-11 15:37:24,336 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8309090909090909 [2021-06-11 15:37:24,336 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 914 transitions. [2021-06-11 15:37:24,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 914 transitions. [2021-06-11 15:37:24,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:24,337 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 914 transitions. [2021-06-11 15:37:24,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 182.8) internal successors, (914), 5 states have internal predecessors, (914), 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) [2021-06-11 15:37:24,340 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 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) [2021-06-11 15:37:24,340 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 220.0) internal successors, (1320), 6 states have internal predecessors, (1320), 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) [2021-06-11 15:37:24,341 INFO L185 Difference]: Start difference. First operand has 50 places, 45 transitions, 217 flow. Second operand 5 states and 914 transitions. [2021-06-11 15:37:24,341 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 59 transitions, 289 flow [2021-06-11 15:37:24,343 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 59 transitions, 283 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 15:37:24,344 INFO L241 Difference]: Finished difference. Result has 56 places, 55 transitions, 295 flow [2021-06-11 15:37:24,344 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=211, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=295, PETRI_PLACES=56, PETRI_TRANSITIONS=55} [2021-06-11 15:37:24,344 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 8 predicate places. [2021-06-11 15:37:24,344 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:24,345 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 55 transitions, 295 flow [2021-06-11 15:37:24,345 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 55 transitions, 295 flow [2021-06-11 15:37:24,345 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 55 transitions, 295 flow [2021-06-11 15:37:24,454 INFO L129 PetriNetUnfolder]: 729/1442 cut-off events. [2021-06-11 15:37:24,454 INFO L130 PetriNetUnfolder]: For 1029/1875 co-relation queries the response was YES. [2021-06-11 15:37:24,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4135 conditions, 1442 events. 729/1442 cut-off events. For 1029/1875 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 10740 event pairs, 271 based on Foata normal form. 6/1225 useless extension candidates. Maximal degree in co-relation 4117. Up to 959 conditions per place. [2021-06-11 15:37:24,471 INFO L151 LiptonReduction]: Number of co-enabled transitions 1110 [2021-06-11 15:37:24,507 INFO L163 LiptonReduction]: Checked pairs total: 789 [2021-06-11 15:37:24,507 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:24,507 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 163 [2021-06-11 15:37:24,509 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 55 transitions, 295 flow [2021-06-11 15:37:24,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 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) [2021-06-11 15:37:24,509 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:24,509 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:24,509 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-11 15:37:24,509 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:24,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:24,515 INFO L82 PathProgramCache]: Analyzing trace with hash -251135987, now seen corresponding path program 1 times [2021-06-11 15:37:24,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:24,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824185145] [2021-06-11 15:37:24,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:24,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:24,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:24,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:24,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:24,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824185145] [2021-06-11 15:37:24,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:24,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 15:37:24,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966071329] [2021-06-11 15:37:24,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 15:37:24,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:24,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 15:37:24,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 15:37:24,579 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 220 [2021-06-11 15:37:24,580 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 55 transitions, 295 flow. Second operand has 3 states, 3 states have (on average 189.0) internal successors, (567), 3 states have internal predecessors, (567), 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) [2021-06-11 15:37:24,580 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:24,580 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 220 [2021-06-11 15:37:24,580 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:24,707 INFO L129 PetriNetUnfolder]: 866/1749 cut-off events. [2021-06-11 15:37:24,707 INFO L130 PetriNetUnfolder]: For 1933/2696 co-relation queries the response was YES. [2021-06-11 15:37:24,716 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5049 conditions, 1749 events. 866/1749 cut-off events. For 1933/2696 co-relation queries the response was YES. Maximal size of possible extension queue 274. Compared 13748 event pairs, 395 based on Foata normal form. 71/1576 useless extension candidates. Maximal degree in co-relation 5029. Up to 1139 conditions per place. [2021-06-11 15:37:24,725 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 4 selfloop transitions, 8 changer transitions 0/55 dead transitions. [2021-06-11 15:37:24,725 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 55 transitions, 319 flow [2021-06-11 15:37:24,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 15:37:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 15:37:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 570 transitions. [2021-06-11 15:37:24,726 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8636363636363636 [2021-06-11 15:37:24,726 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 570 transitions. [2021-06-11 15:37:24,727 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 570 transitions. [2021-06-11 15:37:24,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:24,727 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 570 transitions. [2021-06-11 15:37:24,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.0) internal successors, (570), 3 states have internal predecessors, (570), 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) [2021-06-11 15:37:24,730 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:24,730 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 220.0) internal successors, (880), 4 states have internal predecessors, (880), 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) [2021-06-11 15:37:24,730 INFO L185 Difference]: Start difference. First operand has 56 places, 55 transitions, 295 flow. Second operand 3 states and 570 transitions. [2021-06-11 15:37:24,730 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 55 transitions, 319 flow [2021-06-11 15:37:24,738 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 55 transitions, 319 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 15:37:24,740 INFO L241 Difference]: Finished difference. Result has 59 places, 55 transitions, 321 flow [2021-06-11 15:37:24,740 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=295, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=321, PETRI_PLACES=59, PETRI_TRANSITIONS=55} [2021-06-11 15:37:24,740 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 11 predicate places. [2021-06-11 15:37:24,740 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:24,740 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 55 transitions, 321 flow [2021-06-11 15:37:24,740 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 55 transitions, 321 flow [2021-06-11 15:37:24,741 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 55 transitions, 321 flow [2021-06-11 15:37:24,854 INFO L129 PetriNetUnfolder]: 952/1872 cut-off events. [2021-06-11 15:37:24,854 INFO L130 PetriNetUnfolder]: For 1559/2620 co-relation queries the response was YES. [2021-06-11 15:37:24,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5417 conditions, 1872 events. 952/1872 cut-off events. For 1559/2620 co-relation queries the response was YES. Maximal size of possible extension queue 335. Compared 14758 event pairs, 395 based on Foata normal form. 5/1572 useless extension candidates. Maximal degree in co-relation 5397. Up to 1314 conditions per place. [2021-06-11 15:37:24,878 INFO L151 LiptonReduction]: Number of co-enabled transitions 1110 [2021-06-11 15:37:24,895 INFO L163 LiptonReduction]: Checked pairs total: 789 [2021-06-11 15:37:24,895 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:24,895 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 155 [2021-06-11 15:37:24,896 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 55 transitions, 321 flow [2021-06-11 15:37:24,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 189.0) internal successors, (567), 3 states have internal predecessors, (567), 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) [2021-06-11 15:37:24,896 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:24,896 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:24,896 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-11 15:37:24,896 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:24,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:24,897 INFO L82 PathProgramCache]: Analyzing trace with hash 755175986, now seen corresponding path program 1 times [2021-06-11 15:37:24,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:24,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661841550] [2021-06-11 15:37:24,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:24,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:24,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:24,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:24,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:24,951 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:37:24,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:24,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:24,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:24,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661841550] [2021-06-11 15:37:24,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:24,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 15:37:24,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049423666] [2021-06-11 15:37:24,959 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 15:37:24,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:24,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 15:37:24,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 15:37:24,960 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 220 [2021-06-11 15:37:24,960 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 55 transitions, 321 flow. Second operand has 5 states, 5 states have (on average 178.8) internal successors, (894), 5 states have internal predecessors, (894), 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) [2021-06-11 15:37:24,960 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:24,960 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 220 [2021-06-11 15:37:24,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:25,135 INFO L129 PetriNetUnfolder]: 896/1846 cut-off events. [2021-06-11 15:37:25,136 INFO L130 PetriNetUnfolder]: For 2848/5094 co-relation queries the response was YES. [2021-06-11 15:37:25,175 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6814 conditions, 1846 events. 896/1846 cut-off events. For 2848/5094 co-relation queries the response was YES. Maximal size of possible extension queue 287. Compared 14561 event pairs, 124 based on Foata normal form. 473/2114 useless extension candidates. Maximal degree in co-relation 6792. Up to 1235 conditions per place. [2021-06-11 15:37:25,182 INFO L132 encePairwiseOnDemand]: 212/220 looper letters, 10 selfloop transitions, 22 changer transitions 0/69 dead transitions. [2021-06-11 15:37:25,182 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 69 transitions, 466 flow [2021-06-11 15:37:25,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 15:37:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 15:37:25,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1280 transitions. [2021-06-11 15:37:25,185 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8311688311688312 [2021-06-11 15:37:25,185 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1280 transitions. [2021-06-11 15:37:25,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1280 transitions. [2021-06-11 15:37:25,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:25,186 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1280 transitions. [2021-06-11 15:37:25,188 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 182.85714285714286) internal successors, (1280), 7 states have internal predecessors, (1280), 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) [2021-06-11 15:37:25,189 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 220.0) internal successors, (1760), 8 states have internal predecessors, (1760), 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) [2021-06-11 15:37:25,190 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 220.0) internal successors, (1760), 8 states have internal predecessors, (1760), 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) [2021-06-11 15:37:25,190 INFO L185 Difference]: Start difference. First operand has 59 places, 55 transitions, 321 flow. Second operand 7 states and 1280 transitions. [2021-06-11 15:37:25,190 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 69 transitions, 466 flow [2021-06-11 15:37:25,198 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 69 transitions, 454 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-06-11 15:37:25,199 INFO L241 Difference]: Finished difference. Result has 67 places, 65 transitions, 457 flow [2021-06-11 15:37:25,199 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=309, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=457, PETRI_PLACES=67, PETRI_TRANSITIONS=65} [2021-06-11 15:37:25,199 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 19 predicate places. [2021-06-11 15:37:25,200 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:25,200 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 65 transitions, 457 flow [2021-06-11 15:37:25,200 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 65 transitions, 457 flow [2021-06-11 15:37:25,200 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 65 transitions, 457 flow [2021-06-11 15:37:25,321 INFO L129 PetriNetUnfolder]: 765/1623 cut-off events. [2021-06-11 15:37:25,321 INFO L130 PetriNetUnfolder]: For 6243/8241 co-relation queries the response was YES. [2021-06-11 15:37:25,331 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7061 conditions, 1623 events. 765/1623 cut-off events. For 6243/8241 co-relation queries the response was YES. Maximal size of possible extension queue 277. Compared 13211 event pairs, 96 based on Foata normal form. 38/1476 useless extension candidates. Maximal degree in co-relation 7037. Up to 1082 conditions per place. [2021-06-11 15:37:25,346 INFO L151 LiptonReduction]: Number of co-enabled transitions 1462 [2021-06-11 15:37:25,388 INFO L163 LiptonReduction]: Checked pairs total: 1317 [2021-06-11 15:37:25,389 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:25,389 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 189 [2021-06-11 15:37:25,389 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 65 transitions, 457 flow [2021-06-11 15:37:25,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 178.8) internal successors, (894), 5 states have internal predecessors, (894), 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) [2021-06-11 15:37:25,390 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:25,390 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] [2021-06-11 15:37:25,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-11 15:37:25,390 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:25,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:25,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1570439103, now seen corresponding path program 1 times [2021-06-11 15:37:25,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:25,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355986700] [2021-06-11 15:37:25,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:25,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:25,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:25,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:25,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:25,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:25,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:25,446 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:37:25,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:25,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:25,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:25,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:25,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355986700] [2021-06-11 15:37:25,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:25,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-11 15:37:25,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679660240] [2021-06-11 15:37:25,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 15:37:25,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:25,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 15:37:25,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-11 15:37:25,455 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 220 [2021-06-11 15:37:25,456 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 65 transitions, 457 flow. Second operand has 6 states, 6 states have (on average 178.83333333333334) internal successors, (1073), 6 states have internal predecessors, (1073), 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) [2021-06-11 15:37:25,456 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:25,456 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 220 [2021-06-11 15:37:25,456 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:25,648 INFO L129 PetriNetUnfolder]: 748/1576 cut-off events. [2021-06-11 15:37:25,649 INFO L130 PetriNetUnfolder]: For 7843/14915 co-relation queries the response was YES. [2021-06-11 15:37:25,657 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8181 conditions, 1576 events. 748/1576 cut-off events. For 7843/14915 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 12307 event pairs, 33 based on Foata normal form. 644/2039 useless extension candidates. Maximal degree in co-relation 8155. Up to 1102 conditions per place. [2021-06-11 15:37:25,665 INFO L132 encePairwiseOnDemand]: 212/220 looper letters, 6 selfloop transitions, 32 changer transitions 4/79 dead transitions. [2021-06-11 15:37:25,665 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 79 transitions, 675 flow [2021-06-11 15:37:25,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 15:37:25,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 15:37:25,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1646 transitions. [2021-06-11 15:37:25,668 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8313131313131313 [2021-06-11 15:37:25,668 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1646 transitions. [2021-06-11 15:37:25,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1646 transitions. [2021-06-11 15:37:25,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:25,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1646 transitions. [2021-06-11 15:37:25,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 182.88888888888889) internal successors, (1646), 9 states have internal predecessors, (1646), 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) [2021-06-11 15:37:25,673 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 220.0) internal successors, (2200), 10 states have internal predecessors, (2200), 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) [2021-06-11 15:37:25,674 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 220.0) internal successors, (2200), 10 states have internal predecessors, (2200), 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) [2021-06-11 15:37:25,674 INFO L185 Difference]: Start difference. First operand has 67 places, 65 transitions, 457 flow. Second operand 9 states and 1646 transitions. [2021-06-11 15:37:25,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 79 transitions, 675 flow [2021-06-11 15:37:25,709 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 79 transitions, 620 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-06-11 15:37:25,710 INFO L241 Difference]: Finished difference. Result has 75 places, 75 transitions, 599 flow [2021-06-11 15:37:25,710 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=403, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=599, PETRI_PLACES=75, PETRI_TRANSITIONS=75} [2021-06-11 15:37:25,710 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 27 predicate places. [2021-06-11 15:37:25,710 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:25,710 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 75 transitions, 599 flow [2021-06-11 15:37:25,711 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 75 transitions, 599 flow [2021-06-11 15:37:25,711 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 75 transitions, 599 flow [2021-06-11 15:37:25,803 INFO L129 PetriNetUnfolder]: 672/1434 cut-off events. [2021-06-11 15:37:25,803 INFO L130 PetriNetUnfolder]: For 7837/8845 co-relation queries the response was YES. [2021-06-11 15:37:25,811 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6889 conditions, 1434 events. 672/1434 cut-off events. For 7837/8845 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 11318 event pairs, 20 based on Foata normal form. 1/1262 useless extension candidates. Maximal degree in co-relation 6862. Up to 730 conditions per place. [2021-06-11 15:37:25,823 INFO L151 LiptonReduction]: Number of co-enabled transitions 1622 [2021-06-11 15:37:25,894 INFO L163 LiptonReduction]: Checked pairs total: 1859 [2021-06-11 15:37:25,895 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:25,895 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 185 [2021-06-11 15:37:25,895 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 75 transitions, 599 flow [2021-06-11 15:37:25,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 178.83333333333334) internal successors, (1073), 6 states have internal predecessors, (1073), 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) [2021-06-11 15:37:25,896 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:25,896 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, 1, 1] [2021-06-11 15:37:25,896 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-11 15:37:25,896 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:25,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:25,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1545431739, now seen corresponding path program 1 times [2021-06-11 15:37:25,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:25,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345678113] [2021-06-11 15:37:25,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:26,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,018 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-11 15:37:26,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 15:37:26,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:26,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345678113] [2021-06-11 15:37:26,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:26,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-11 15:37:26,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72719532] [2021-06-11 15:37:26,026 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 15:37:26,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:26,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 15:37:26,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-06-11 15:37:26,027 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 220 [2021-06-11 15:37:26,028 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 75 transitions, 599 flow. Second operand has 7 states, 7 states have (on average 178.85714285714286) internal successors, (1252), 7 states have internal predecessors, (1252), 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) [2021-06-11 15:37:26,028 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:26,028 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 220 [2021-06-11 15:37:26,028 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:26,236 INFO L129 PetriNetUnfolder]: 690/1477 cut-off events. [2021-06-11 15:37:26,236 INFO L130 PetriNetUnfolder]: For 9146/12847 co-relation queries the response was YES. [2021-06-11 15:37:26,244 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8305 conditions, 1477 events. 690/1477 cut-off events. For 9146/12847 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 11624 event pairs, 23 based on Foata normal form. 469/1766 useless extension candidates. Maximal degree in co-relation 8276. Up to 733 conditions per place. [2021-06-11 15:37:26,249 INFO L132 encePairwiseOnDemand]: 212/220 looper letters, 2 selfloop transitions, 37 changer transitions 10/81 dead transitions. [2021-06-11 15:37:26,249 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 81 transitions, 753 flow [2021-06-11 15:37:26,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 15:37:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 15:37:26,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2004 transitions. [2021-06-11 15:37:26,253 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.828099173553719 [2021-06-11 15:37:26,253 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2004 transitions. [2021-06-11 15:37:26,253 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2004 transitions. [2021-06-11 15:37:26,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:26,254 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2004 transitions. [2021-06-11 15:37:26,256 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 182.1818181818182) internal successors, (2004), 11 states have internal predecessors, (2004), 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) [2021-06-11 15:37:26,259 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 220.0) internal successors, (2640), 12 states have internal predecessors, (2640), 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) [2021-06-11 15:37:26,260 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 220.0) internal successors, (2640), 12 states have internal predecessors, (2640), 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) [2021-06-11 15:37:26,261 INFO L185 Difference]: Start difference. First operand has 75 places, 75 transitions, 599 flow. Second operand 11 states and 2004 transitions. [2021-06-11 15:37:26,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 81 transitions, 753 flow [2021-06-11 15:37:26,343 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 81 transitions, 637 flow, removed 36 selfloop flow, removed 6 redundant places. [2021-06-11 15:37:26,345 INFO L241 Difference]: Finished difference. Result has 82 places, 71 transitions, 544 flow [2021-06-11 15:37:26,345 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=484, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=544, PETRI_PLACES=82, PETRI_TRANSITIONS=71} [2021-06-11 15:37:26,345 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 34 predicate places. [2021-06-11 15:37:26,345 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:26,345 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 71 transitions, 544 flow [2021-06-11 15:37:26,346 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 71 transitions, 544 flow [2021-06-11 15:37:26,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 71 transitions, 544 flow [2021-06-11 15:37:26,386 INFO L129 PetriNetUnfolder]: 307/693 cut-off events. [2021-06-11 15:37:26,386 INFO L130 PetriNetUnfolder]: For 2508/2786 co-relation queries the response was YES. [2021-06-11 15:37:26,389 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2963 conditions, 693 events. 307/693 cut-off events. For 2508/2786 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 4920 event pairs, 18 based on Foata normal form. 1/613 useless extension candidates. Maximal degree in co-relation 2934. Up to 224 conditions per place. [2021-06-11 15:37:26,394 INFO L151 LiptonReduction]: Number of co-enabled transitions 1232 [2021-06-11 15:37:26,419 INFO L163 LiptonReduction]: Checked pairs total: 1569 [2021-06-11 15:37:26,419 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:26,419 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 74 [2021-06-11 15:37:26,420 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 71 transitions, 544 flow [2021-06-11 15:37:26,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 178.85714285714286) internal successors, (1252), 7 states have internal predecessors, (1252), 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) [2021-06-11 15:37:26,421 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:26,421 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, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:26,421 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-11 15:37:26,421 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:26,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:26,422 INFO L82 PathProgramCache]: Analyzing trace with hash 599817893, now seen corresponding path program 1 times [2021-06-11 15:37:26,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:26,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124673972] [2021-06-11 15:37:26,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:26,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:26,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:26,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124673972] [2021-06-11 15:37:26,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:26,474 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 15:37:26,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264004923] [2021-06-11 15:37:26,474 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 15:37:26,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:26,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 15:37:26,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 15:37:26,475 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 182 out of 220 [2021-06-11 15:37:26,476 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 71 transitions, 544 flow. Second operand has 4 states, 4 states have (on average 183.25) internal successors, (733), 4 states have internal predecessors, (733), 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) [2021-06-11 15:37:26,476 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:26,476 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 182 of 220 [2021-06-11 15:37:26,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:26,564 INFO L129 PetriNetUnfolder]: 596/1314 cut-off events. [2021-06-11 15:37:26,564 INFO L130 PetriNetUnfolder]: For 4802/5289 co-relation queries the response was YES. [2021-06-11 15:37:26,570 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5735 conditions, 1314 events. 596/1314 cut-off events. For 4802/5289 co-relation queries the response was YES. Maximal size of possible extension queue 268. Compared 10362 event pairs, 24 based on Foata normal form. 2/1162 useless extension candidates. Maximal degree in co-relation 5704. Up to 448 conditions per place. [2021-06-11 15:37:26,575 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 8 selfloop transitions, 4 changer transitions 0/75 dead transitions. [2021-06-11 15:37:26,575 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 75 transitions, 590 flow [2021-06-11 15:37:26,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 15:37:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 15:37:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 736 transitions. [2021-06-11 15:37:26,577 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8363636363636363 [2021-06-11 15:37:26,577 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 736 transitions. [2021-06-11 15:37:26,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 736 transitions. [2021-06-11 15:37:26,577 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:26,577 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 736 transitions. [2021-06-11 15:37:26,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 184.0) internal successors, (736), 4 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) [2021-06-11 15:37:26,580 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 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) [2021-06-11 15:37:26,580 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 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) [2021-06-11 15:37:26,580 INFO L185 Difference]: Start difference. First operand has 81 places, 71 transitions, 544 flow. Second operand 4 states and 736 transitions. [2021-06-11 15:37:26,580 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 75 transitions, 590 flow [2021-06-11 15:37:26,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 75 transitions, 456 flow, removed 27 selfloop flow, removed 12 redundant places. [2021-06-11 15:37:26,645 INFO L241 Difference]: Finished difference. Result has 74 places, 73 transitions, 441 flow [2021-06-11 15:37:26,645 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=410, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=441, PETRI_PLACES=74, PETRI_TRANSITIONS=73} [2021-06-11 15:37:26,645 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 26 predicate places. [2021-06-11 15:37:26,645 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:26,645 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 73 transitions, 441 flow [2021-06-11 15:37:26,645 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 73 transitions, 441 flow [2021-06-11 15:37:26,646 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 73 transitions, 441 flow [2021-06-11 15:37:26,707 INFO L129 PetriNetUnfolder]: 570/1237 cut-off events. [2021-06-11 15:37:26,707 INFO L130 PetriNetUnfolder]: For 2344/2409 co-relation queries the response was YES. [2021-06-11 15:37:26,713 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4457 conditions, 1237 events. 570/1237 cut-off events. For 2344/2409 co-relation queries the response was YES. Maximal size of possible extension queue 258. Compared 9434 event pairs, 24 based on Foata normal form. 1/1065 useless extension candidates. Maximal degree in co-relation 4432. Up to 416 conditions per place. [2021-06-11 15:37:26,722 INFO L151 LiptonReduction]: Number of co-enabled transitions 1276 [2021-06-11 15:37:26,742 INFO L163 LiptonReduction]: Checked pairs total: 1605 [2021-06-11 15:37:26,742 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:26,742 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 97 [2021-06-11 15:37:26,743 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 73 transitions, 441 flow [2021-06-11 15:37:26,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 183.25) internal successors, (733), 4 states have internal predecessors, (733), 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) [2021-06-11 15:37:26,743 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:26,743 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, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:26,743 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-11 15:37:26,744 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:26,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:26,744 INFO L82 PathProgramCache]: Analyzing trace with hash -632404179, now seen corresponding path program 2 times [2021-06-11 15:37:26,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:26,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100763106] [2021-06-11 15:37:26,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:26,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:26,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:26,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:26,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:26,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100763106] [2021-06-11 15:37:26,784 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:26,784 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 15:37:26,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343915008] [2021-06-11 15:37:26,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 15:37:26,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:26,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 15:37:26,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 15:37:26,785 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 184 out of 220 [2021-06-11 15:37:26,786 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 73 transitions, 441 flow. Second operand has 4 states, 4 states have (on average 185.0) internal successors, (740), 4 states have internal predecessors, (740), 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) [2021-06-11 15:37:26,786 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:26,786 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 184 of 220 [2021-06-11 15:37:26,786 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:26,936 INFO L129 PetriNetUnfolder]: 827/1764 cut-off events. [2021-06-11 15:37:26,936 INFO L130 PetriNetUnfolder]: For 3386/3513 co-relation queries the response was YES. [2021-06-11 15:37:26,945 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6413 conditions, 1764 events. 827/1764 cut-off events. For 3386/3513 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 14255 event pairs, 28 based on Foata normal form. 2/1540 useless extension candidates. Maximal degree in co-relation 6386. Up to 592 conditions per place. [2021-06-11 15:37:26,948 INFO L132 encePairwiseOnDemand]: 217/220 looper letters, 3 selfloop transitions, 1 changer transitions 31/74 dead transitions. [2021-06-11 15:37:26,948 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 74 transitions, 455 flow [2021-06-11 15:37:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 15:37:26,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 15:37:26,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 742 transitions. [2021-06-11 15:37:26,951 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8431818181818181 [2021-06-11 15:37:26,951 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 742 transitions. [2021-06-11 15:37:26,951 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 742 transitions. [2021-06-11 15:37:26,951 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:26,951 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 742 transitions. [2021-06-11 15:37:26,952 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 185.5) internal successors, (742), 4 states have internal predecessors, (742), 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) [2021-06-11 15:37:26,954 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 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) [2021-06-11 15:37:26,954 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 220.0) internal successors, (1100), 5 states have internal predecessors, (1100), 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) [2021-06-11 15:37:26,954 INFO L185 Difference]: Start difference. First operand has 74 places, 73 transitions, 441 flow. Second operand 4 states and 742 transitions. [2021-06-11 15:37:26,954 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 74 transitions, 455 flow [2021-06-11 15:37:27,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 74 transitions, 454 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 15:37:27,054 INFO L241 Difference]: Finished difference. Result has 78 places, 43 transitions, 215 flow [2021-06-11 15:37:27,054 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=220, PETRI_DIFFERENCE_MINUEND_FLOW=440, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=215, PETRI_PLACES=78, PETRI_TRANSITIONS=43} [2021-06-11 15:37:27,054 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 30 predicate places. [2021-06-11 15:37:27,054 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:27,054 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 43 transitions, 215 flow [2021-06-11 15:37:27,055 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 43 transitions, 215 flow [2021-06-11 15:37:27,055 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 43 transitions, 215 flow [2021-06-11 15:37:27,068 INFO L129 PetriNetUnfolder]: 59/166 cut-off events. [2021-06-11 15:37:27,068 INFO L130 PetriNetUnfolder]: For 180/193 co-relation queries the response was YES. [2021-06-11 15:37:27,069 INFO L84 FinitePrefix]: Finished finitePrefix Result has 476 conditions, 166 events. 59/166 cut-off events. For 180/193 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 764 event pairs, 6 based on Foata normal form. 1/153 useless extension candidates. Maximal degree in co-relation 454. Up to 49 conditions per place. [2021-06-11 15:37:27,070 INFO L151 LiptonReduction]: Number of co-enabled transitions 436 [2021-06-11 15:37:27,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:27,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 15:37:27,240 INFO L163 LiptonReduction]: Checked pairs total: 724 [2021-06-11 15:37:27,240 INFO L165 LiptonReduction]: Total number of compositions: 3 [2021-06-11 15:37:27,240 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 186 [2021-06-11 15:37:27,241 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 41 transitions, 214 flow [2021-06-11 15:37:27,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 185.0) internal successors, (740), 4 states have internal predecessors, (740), 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) [2021-06-11 15:37:27,241 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:27,241 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, 1, 1, 1, 1, 1, 1] [2021-06-11 15:37:27,241 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-11 15:37:27,241 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:27,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:27,242 INFO L82 PathProgramCache]: Analyzing trace with hash -109851657, now seen corresponding path program 3 times [2021-06-11 15:37:27,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:27,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244078538] [2021-06-11 15:37:27,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:27,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 15:37:27,301 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-06-11 15:37:27,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 15:37:27,312 INFO L142 QuantifierPusher]: treesize reduction 8, result has 80.0 percent of original size [2021-06-11 15:37:27,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 15:37:27,329 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.6 percent of original size [2021-06-11 15:37:27,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 15:37:27,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 15:37:27,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 15:37:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:27,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244078538] [2021-06-11 15:37:27,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:27,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-11 15:37:27,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408683178] [2021-06-11 15:37:27,371 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 15:37:27,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:27,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 15:37:27,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-11 15:37:27,372 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 223 [2021-06-11 15:37:27,373 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 41 transitions, 214 flow. Second operand has 8 states, 8 states have (on average 143.75) internal successors, (1150), 8 states have internal predecessors, (1150), 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) [2021-06-11 15:37:27,373 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:27,373 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 223 [2021-06-11 15:37:27,373 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:27,632 INFO L129 PetriNetUnfolder]: 468/1001 cut-off events. [2021-06-11 15:37:27,632 INFO L130 PetriNetUnfolder]: For 1478/1596 co-relation queries the response was YES. [2021-06-11 15:37:27,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2968 conditions, 1001 events. 468/1001 cut-off events. For 1478/1596 co-relation queries the response was YES. Maximal size of possible extension queue 128. Compared 6627 event pairs, 56 based on Foata normal form. 12/950 useless extension candidates. Maximal degree in co-relation 2944. Up to 293 conditions per place. [2021-06-11 15:37:27,637 INFO L132 encePairwiseOnDemand]: 213/223 looper letters, 25 selfloop transitions, 10 changer transitions 6/68 dead transitions. [2021-06-11 15:37:27,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 68 transitions, 461 flow [2021-06-11 15:37:27,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 15:37:27,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 15:37:27,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1178 transitions. [2021-06-11 15:37:27,641 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6603139013452914 [2021-06-11 15:37:27,641 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1178 transitions. [2021-06-11 15:37:27,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1178 transitions. [2021-06-11 15:37:27,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:27,641 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1178 transitions. [2021-06-11 15:37:27,643 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 147.25) internal successors, (1178), 8 states have internal predecessors, (1178), 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) [2021-06-11 15:37:27,645 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 223.0) internal successors, (2007), 9 states have internal predecessors, (2007), 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) [2021-06-11 15:37:27,645 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 223.0) internal successors, (2007), 9 states have internal predecessors, (2007), 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) [2021-06-11 15:37:27,645 INFO L185 Difference]: Start difference. First operand has 66 places, 41 transitions, 214 flow. Second operand 8 states and 1178 transitions. [2021-06-11 15:37:27,645 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 68 transitions, 461 flow [2021-06-11 15:37:27,655 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 68 transitions, 384 flow, removed 28 selfloop flow, removed 13 redundant places. [2021-06-11 15:37:27,656 INFO L241 Difference]: Finished difference. Result has 63 places, 47 transitions, 250 flow [2021-06-11 15:37:27,656 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=250, PETRI_PLACES=63, PETRI_TRANSITIONS=47} [2021-06-11 15:37:27,656 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 15 predicate places. [2021-06-11 15:37:27,656 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:27,656 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 47 transitions, 250 flow [2021-06-11 15:37:27,657 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 47 transitions, 250 flow [2021-06-11 15:37:27,657 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 47 transitions, 250 flow [2021-06-11 15:37:27,680 INFO L129 PetriNetUnfolder]: 201/470 cut-off events. [2021-06-11 15:37:27,681 INFO L130 PetriNetUnfolder]: For 521/545 co-relation queries the response was YES. [2021-06-11 15:37:27,682 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1373 conditions, 470 events. 201/470 cut-off events. For 521/545 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 2836 event pairs, 9 based on Foata normal form. 1/416 useless extension candidates. Maximal degree in co-relation 1354. Up to 163 conditions per place. [2021-06-11 15:37:27,684 INFO L151 LiptonReduction]: Number of co-enabled transitions 472 [2021-06-11 15:37:27,865 INFO L163 LiptonReduction]: Checked pairs total: 148 [2021-06-11 15:37:27,866 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:27,866 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 210 [2021-06-11 15:37:27,866 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 47 transitions, 250 flow [2021-06-11 15:37:27,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 143.75) internal successors, (1150), 8 states have internal predecessors, (1150), 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) [2021-06-11 15:37:27,867 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:27,867 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, 1, 1, 1, 1] [2021-06-11 15:37:27,867 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-11 15:37:27,867 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:27,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:27,867 INFO L82 PathProgramCache]: Analyzing trace with hash 745850341, now seen corresponding path program 1 times [2021-06-11 15:37:27,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:27,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117885274] [2021-06-11 15:37:27,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 15:37:27,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 15:37:27,933 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.7 percent of original size [2021-06-11 15:37:27,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 15:37:27,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 15:37:27,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 15:37:27,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 15:37:27,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 15:37:27,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 15:37:27,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 15:37:27,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117885274] [2021-06-11 15:37:27,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 15:37:27,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-11 15:37:27,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478838635] [2021-06-11 15:37:27,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-11 15:37:27,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 15:37:27,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-11 15:37:27,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-11 15:37:27,985 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 223 [2021-06-11 15:37:27,986 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 47 transitions, 250 flow. Second operand has 8 states, 8 states have (on average 159.125) internal successors, (1273), 8 states have internal predecessors, (1273), 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) [2021-06-11 15:37:27,986 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 15:37:27,986 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 223 [2021-06-11 15:37:27,986 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 15:37:28,200 INFO L129 PetriNetUnfolder]: 422/965 cut-off events. [2021-06-11 15:37:28,200 INFO L130 PetriNetUnfolder]: For 1132/1208 co-relation queries the response was YES. [2021-06-11 15:37:28,203 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2879 conditions, 965 events. 422/965 cut-off events. For 1132/1208 co-relation queries the response was YES. Maximal size of possible extension queue 135. Compared 6802 event pairs, 44 based on Foata normal form. 4/896 useless extension candidates. Maximal degree in co-relation 2858. Up to 307 conditions per place. [2021-06-11 15:37:28,204 INFO L132 encePairwiseOnDemand]: 217/223 looper letters, 10 selfloop transitions, 6 changer transitions 5/53 dead transitions. [2021-06-11 15:37:28,204 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 53 transitions, 310 flow [2021-06-11 15:37:28,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 15:37:28,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 15:37:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1124 transitions. [2021-06-11 15:37:28,206 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7200512491992312 [2021-06-11 15:37:28,206 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1124 transitions. [2021-06-11 15:37:28,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1124 transitions. [2021-06-11 15:37:28,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 15:37:28,206 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1124 transitions. [2021-06-11 15:37:28,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 160.57142857142858) internal successors, (1124), 7 states have internal predecessors, (1124), 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) [2021-06-11 15:37:28,209 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 223.0) internal successors, (1784), 8 states have internal predecessors, (1784), 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) [2021-06-11 15:37:28,210 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 223.0) internal successors, (1784), 8 states have internal predecessors, (1784), 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) [2021-06-11 15:37:28,210 INFO L185 Difference]: Start difference. First operand has 63 places, 47 transitions, 250 flow. Second operand 7 states and 1124 transitions. [2021-06-11 15:37:28,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 53 transitions, 310 flow [2021-06-11 15:37:28,227 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 53 transitions, 303 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-06-11 15:37:28,228 INFO L241 Difference]: Finished difference. Result has 68 places, 44 transitions, 246 flow [2021-06-11 15:37:28,228 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=223, PETRI_DIFFERENCE_MINUEND_FLOW=243, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=246, PETRI_PLACES=68, PETRI_TRANSITIONS=44} [2021-06-11 15:37:28,228 INFO L343 CegarLoopForPetriNet]: 48 programPoint places, 20 predicate places. [2021-06-11 15:37:28,228 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 15:37:28,229 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 44 transitions, 246 flow [2021-06-11 15:37:28,229 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 44 transitions, 246 flow [2021-06-11 15:37:28,229 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 44 transitions, 246 flow [2021-06-11 15:37:28,249 INFO L129 PetriNetUnfolder]: 159/383 cut-off events. [2021-06-11 15:37:28,250 INFO L130 PetriNetUnfolder]: For 459/484 co-relation queries the response was YES. [2021-06-11 15:37:28,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1164 conditions, 383 events. 159/383 cut-off events. For 459/484 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 2235 event pairs, 6 based on Foata normal form. 0/336 useless extension candidates. Maximal degree in co-relation 1145. Up to 133 conditions per place. [2021-06-11 15:37:28,252 INFO L151 LiptonReduction]: Number of co-enabled transitions 402 [2021-06-11 15:37:28,333 INFO L163 LiptonReduction]: Checked pairs total: 140 [2021-06-11 15:37:28,333 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 15:37:28,333 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 105 [2021-06-11 15:37:28,333 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 44 transitions, 246 flow [2021-06-11 15:37:28,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 159.125) internal successors, (1273), 8 states have internal predecessors, (1273), 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) [2021-06-11 15:37:28,334 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 15:37:28,334 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, 1, 1, 1, 1] [2021-06-11 15:37:28,334 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-11 15:37:28,334 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 15:37:28,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 15:37:28,335 INFO L82 PathProgramCache]: Analyzing trace with hash 459471771, now seen corresponding path program 2 times [2021-06-11 15:37:28,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 15:37:28,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118486320] [2021-06-11 15:37:28,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 15:37:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 15:37:28,377 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 15:37:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 15:37:28,428 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 15:37:28,461 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 15:37:28,461 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 15:37:28,461 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-11 15:37:28,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 03:37:28 BasicIcfg [2021-06-11 15:37:28,552 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 15:37:28,552 INFO L168 Benchmark]: Toolchain (without parser) took 13671.14 ms. Allocated memory was 415.2 MB in the beginning and 851.4 MB in the end (delta: 436.2 MB). Free memory was 377.4 MB in the beginning and 693.3 MB in the end (delta: -315.9 MB). Peak memory consumption was 122.0 MB. Max. memory is 16.0 GB. [2021-06-11 15:37:28,552 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 415.2 MB. Free memory is still 395.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 15:37:28,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.77 ms. Allocated memory is still 415.2 MB. Free memory was 377.2 MB in the beginning and 373.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. [2021-06-11 15:37:28,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.26 ms. Allocated memory is still 415.2 MB. Free memory was 373.2 MB in the beginning and 370.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-06-11 15:37:28,553 INFO L168 Benchmark]: Boogie Preprocessor took 34.67 ms. Allocated memory is still 415.2 MB. Free memory was 370.0 MB in the beginning and 367.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 15:37:28,553 INFO L168 Benchmark]: RCFGBuilder took 1629.00 ms. Allocated memory is still 415.2 MB. Free memory was 367.9 MB in the beginning and 288.5 MB in the end (delta: 79.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 16.0 GB. [2021-06-11 15:37:28,553 INFO L168 Benchmark]: TraceAbstraction took 11478.40 ms. Allocated memory was 415.2 MB in the beginning and 851.4 MB in the end (delta: 436.2 MB). Free memory was 288.5 MB in the beginning and 693.3 MB in the end (delta: -404.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-06-11 15:37:28,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 415.2 MB. Free memory is still 395.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 460.77 ms. Allocated memory is still 415.2 MB. Free memory was 377.2 MB in the beginning and 373.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 64.26 ms. Allocated memory is still 415.2 MB. Free memory was 373.2 MB in the beginning and 370.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.67 ms. Allocated memory is still 415.2 MB. Free memory was 370.0 MB in the beginning and 367.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1629.00 ms. Allocated memory is still 415.2 MB. Free memory was 367.9 MB in the beginning and 288.5 MB in the end (delta: 79.4 MB). Peak memory consumption was 146.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 11478.40 ms. Allocated memory was 415.2 MB in the beginning and 851.4 MB in the end (delta: 436.2 MB). Free memory was 288.5 MB in the beginning and 693.3 MB in the end (delta: -404.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5940.6ms, 125 PlacesBefore, 48 PlacesAfterwards, 114 TransitionsBefore, 36 TransitionsAfterwards, 2774 CoEnabledTransitionPairs, 8 FixpointIterations, 41 TrivialSequentialCompositions, 56 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 102 TotalNumberOfCompositions, 8799 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3667, positive: 3438, positive conditional: 3438, positive unconditional: 0, negative: 229, negative conditional: 229, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3667, positive: 3438, positive conditional: 0, positive unconditional: 3438, negative: 229, negative conditional: 0, negative unconditional: 229, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3667, positive: 3438, positive conditional: 0, positive unconditional: 3438, negative: 229, negative conditional: 0, negative unconditional: 229, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2248, positive: 2174, positive conditional: 0, positive unconditional: 2174, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2248, positive: 2154, positive conditional: 0, positive unconditional: 2154, negative: 94, negative conditional: 0, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 94, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 930, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 883, negative conditional: 0, negative unconditional: 883, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3667, positive: 1264, positive conditional: 0, positive unconditional: 1264, negative: 155, negative conditional: 0, negative unconditional: 155, unknown: 2248, unknown conditional: 0, unknown unconditional: 2248] , Statistics on independence cache: Total cache size (in pairs): 2248, Positive cache size: 2174, Positive conditional cache size: 0, Positive unconditional cache size: 2174, Negative cache size: 74, Negative conditional cache size: 0, Negative unconditional cache size: 74, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 41.9ms, 44 PlacesBefore, 43 PlacesAfterwards, 32 TransitionsBefore, 32 TransitionsAfterwards, 522 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 612 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 147, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 147, positive: 117, positive conditional: 0, positive unconditional: 117, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 147, positive: 117, positive conditional: 0, positive unconditional: 117, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16, positive: 14, positive conditional: 0, positive unconditional: 14, 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: 16, positive: 14, positive conditional: 0, positive unconditional: 14, 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: 34, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 147, positive: 103, positive conditional: 0, positive unconditional: 103, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 16, unknown conditional: 0, unknown unconditional: 16] , Statistics on independence cache: Total cache size (in pairs): 2264, Positive cache size: 2188, Positive conditional cache size: 0, Positive unconditional cache size: 2188, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 47.7ms, 45 PlacesBefore, 44 PlacesAfterwards, 37 TransitionsBefore, 37 TransitionsAfterwards, 606 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 413 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 121, positive: 104, positive conditional: 104, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 121, positive: 104, positive conditional: 0, positive unconditional: 104, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 121, positive: 104, positive conditional: 0, positive unconditional: 104, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 27, positive: 27, positive conditional: 0, positive unconditional: 27, 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: 27, positive: 27, positive conditional: 0, positive unconditional: 27, 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: 121, positive: 77, positive conditional: 0, positive unconditional: 77, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 27, unknown conditional: 0, unknown unconditional: 27] , Statistics on independence cache: Total cache size (in pairs): 2291, Positive cache size: 2215, Positive conditional cache size: 0, Positive unconditional cache size: 2215, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Eliminated conditions: 14 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 42.0ms, 48 PlacesBefore, 48 PlacesAfterwards, 41 TransitionsBefore, 41 TransitionsAfterwards, 666 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 501 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 134, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 134, positive: 115, positive conditional: 0, positive unconditional: 115, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 134, positive: 115, positive conditional: 0, positive unconditional: 115, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 134, positive: 111, positive conditional: 0, positive unconditional: 111, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 2295, Positive cache size: 2219, Positive conditional cache size: 0, Positive unconditional cache size: 2219, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Eliminated conditions: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 36.0ms, 50 PlacesBefore, 50 PlacesAfterwards, 45 TransitionsBefore, 45 TransitionsAfterwards, 746 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 594 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 134, positive: 113, positive conditional: 113, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 134, positive: 113, positive conditional: 0, positive unconditional: 113, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 134, positive: 113, positive conditional: 0, positive unconditional: 113, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 134, positive: 110, positive conditional: 0, positive unconditional: 110, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 2298, Positive cache size: 2222, Positive conditional cache size: 0, Positive unconditional cache size: 2222, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Eliminated conditions: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 162.2ms, 56 PlacesBefore, 56 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 1110 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 789 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89, positive: 67, positive conditional: 67, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 89, positive: 67, positive conditional: 7, positive unconditional: 60, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 89, positive: 67, positive conditional: 7, positive unconditional: 60, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 1, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, 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: 89, positive: 64, positive conditional: 6, positive unconditional: 58, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 3, unknown conditional: 1, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 2301, Positive cache size: 2225, Positive conditional cache size: 1, Positive unconditional cache size: 2224, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Eliminated conditions: 5 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 154.7ms, 59 PlacesBefore, 59 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 1110 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 789 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 114, positive: 92, positive conditional: 92, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 114, positive: 92, positive conditional: 7, positive unconditional: 85, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 114, positive: 92, positive conditional: 7, positive unconditional: 85, negative: 22, negative conditional: 0, negative unconditional: 22, 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: 114, positive: 92, positive conditional: 7, positive unconditional: 85, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2301, Positive cache size: 2225, Positive conditional cache size: 1, Positive unconditional cache size: 2224, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Eliminated conditions: 10 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 188.8ms, 67 PlacesBefore, 67 PlacesAfterwards, 65 TransitionsBefore, 65 TransitionsAfterwards, 1462 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1317 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 294, positive: 264, positive conditional: 264, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 294, positive: 264, positive conditional: 101, positive unconditional: 163, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 294, positive: 264, positive conditional: 101, positive unconditional: 163, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 6, positive unconditional: 4, 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: 10, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 294, positive: 254, positive conditional: 95, positive unconditional: 159, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 10, unknown conditional: 6, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 2311, Positive cache size: 2235, Positive conditional cache size: 7, Positive unconditional cache size: 2228, Negative cache size: 76, Negative conditional cache size: 0, Negative unconditional cache size: 76, Eliminated conditions: 45 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 184.0ms, 75 PlacesBefore, 75 PlacesAfterwards, 75 TransitionsBefore, 75 TransitionsAfterwards, 1622 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1859 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 293, positive: 255, positive conditional: 255, positive unconditional: 0, negative: 38, negative conditional: 38, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 293, positive: 255, positive conditional: 149, positive unconditional: 106, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 293, positive: 255, positive conditional: 149, positive unconditional: 106, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 27, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 293, positive: 249, positive conditional: 143, positive unconditional: 106, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 7, unknown conditional: 6, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 2318, Positive cache size: 2241, Positive conditional cache size: 13, Positive unconditional cache size: 2228, Negative cache size: 77, Negative conditional cache size: 0, Negative unconditional cache size: 77, Eliminated conditions: 37 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 73.2ms, 82 PlacesBefore, 81 PlacesAfterwards, 71 TransitionsBefore, 71 TransitionsAfterwards, 1232 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1569 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 519, positive: 483, positive conditional: 483, positive unconditional: 0, negative: 36, negative conditional: 36, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 519, positive: 483, positive conditional: 352, positive unconditional: 131, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 519, positive: 483, positive conditional: 352, positive unconditional: 131, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33, positive: 32, positive conditional: 32, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 11, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 519, positive: 451, positive conditional: 320, positive unconditional: 131, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 33, unknown conditional: 32, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 2351, Positive cache size: 2273, Positive conditional cache size: 45, Positive unconditional cache size: 2228, Negative cache size: 78, Negative conditional cache size: 0, Negative unconditional cache size: 78, Eliminated conditions: 54 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 97.0ms, 74 PlacesBefore, 74 PlacesAfterwards, 73 TransitionsBefore, 73 TransitionsAfterwards, 1276 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1605 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 537, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 36, negative conditional: 36, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 537, positive: 501, positive conditional: 338, positive unconditional: 163, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 537, positive: 501, positive conditional: 338, positive unconditional: 163, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 20, 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: 22, positive: 22, positive conditional: 0, positive unconditional: 22, 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: 537, positive: 479, positive conditional: 318, positive unconditional: 161, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 22, unknown conditional: 20, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 2373, Positive cache size: 2295, Positive conditional cache size: 65, Positive unconditional cache size: 2230, Negative cache size: 78, Negative conditional cache size: 0, Negative unconditional cache size: 78, Eliminated conditions: 55 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 185.5ms, 78 PlacesBefore, 66 PlacesAfterwards, 43 TransitionsBefore, 41 TransitionsAfterwards, 436 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 724 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 160, positive: 128, positive conditional: 128, 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: 160, positive: 128, positive conditional: 82, positive unconditional: 46, 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: 160, positive: 128, positive conditional: 82, positive unconditional: 46, 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: 15, positive: 15, positive conditional: 4, positive unconditional: 11, 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: 15, positive: 15, positive conditional: 0, positive unconditional: 15, 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: 160, positive: 113, positive conditional: 78, positive unconditional: 35, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 15, unknown conditional: 4, unknown unconditional: 11] , Statistics on independence cache: Total cache size (in pairs): 2388, Positive cache size: 2310, Positive conditional cache size: 69, Positive unconditional cache size: 2241, Negative cache size: 78, Negative conditional cache size: 0, Negative unconditional cache size: 78, Eliminated conditions: 4 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 209.0ms, 63 PlacesBefore, 63 PlacesAfterwards, 47 TransitionsBefore, 47 TransitionsAfterwards, 472 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 148 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 76, positive conditional: 76, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 84, positive: 76, positive conditional: 68, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 84, positive: 76, positive conditional: 68, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 11, 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: 11, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 177, positive: 177, positive conditional: 177, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 84, positive: 65, positive conditional: 57, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2399, Positive cache size: 2321, Positive conditional cache size: 80, Positive unconditional cache size: 2241, Negative cache size: 78, Negative conditional cache size: 0, Negative unconditional cache size: 78, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 104.1ms, 68 PlacesBefore, 67 PlacesAfterwards, 44 TransitionsBefore, 44 TransitionsAfterwards, 402 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 140 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 60, positive: 52, positive conditional: 52, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 60, positive: 52, positive conditional: 44, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 60, positive: 52, positive conditional: 44, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.Independence Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 60, positive: 51, positive conditional: 43, positive unconditional: 8, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 2, unknown conditional: 1, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 2401, Positive cache size: 2322, Positive conditional cache size: 81, Positive unconditional cache size: 2241, Negative cache size: 79, Negative conditional cache size: 0, Negative unconditional cache size: 79, Eliminated conditions: 0 - CounterExampleResult [Line: 18]: 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_p1_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L721] 0 _Bool a$flush_delayed; [L722] 0 int a$mem_tmp; [L723] 0 _Bool a$r_buff0_thd0; [L724] 0 _Bool a$r_buff0_thd1; [L725] 0 _Bool a$r_buff0_thd2; [L726] 0 _Bool a$r_buff0_thd3; [L727] 0 _Bool a$r_buff0_thd4; [L728] 0 _Bool a$r_buff1_thd0; [L729] 0 _Bool a$r_buff1_thd1; [L730] 0 _Bool a$r_buff1_thd2; [L731] 0 _Bool a$r_buff1_thd3; [L732] 0 _Bool a$r_buff1_thd4; [L733] 0 _Bool a$read_delayed; [L734] 0 int *a$read_delayed_var; [L735] 0 int a$w_buff0; [L736] 0 _Bool a$w_buff0_used; [L737] 0 int a$w_buff1; [L738] 0 _Bool a$w_buff1_used; [L739] 0 _Bool main$tmp_guard0; [L740] 0 _Bool main$tmp_guard1; [L742] 0 int x = 0; [L744] 0 int y = 0; [L746] 0 int z = 0; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L866] 0 pthread_t t481; [L867] FCALL, FORK 0 pthread_create(&t481, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L752] 1 a$w_buff1 = a$w_buff0 [L753] 1 a$w_buff0 = 1 [L754] 1 a$w_buff1_used = a$w_buff0_used [L755] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L757] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L758] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L759] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L760] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L761] 1 a$r_buff1_thd4 = a$r_buff0_thd4 [L762] 1 a$r_buff0_thd1 = (_Bool)1 [L765] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L868] 0 pthread_t t482; [L869] FCALL, FORK 0 pthread_create(&t482, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L782] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L870] 0 pthread_t t483; [L871] FCALL, FORK 0 pthread_create(&t483, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L802] 3 y = 1 [L805] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L872] 0 pthread_t t484; [L873] FCALL, FORK 0 pthread_create(&t484, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L822] 4 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L825] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L828] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L829] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L830] 4 a$flush_delayed = weak$$choice2 [L831] 4 a$mem_tmp = a [L832] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L832] 4 a = !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff1) [L833] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L833] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0) [L833] EXPR 4 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L833] 4 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : a$w_buff0)) [L834] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L834] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1) [L834] EXPR 4 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L834] 4 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff1 : a$w_buff1)) [L835] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L835] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used) [L835] EXPR 4 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L835] 4 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used)) [L836] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L836] EXPR 4 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L837] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4) [L837] EXPR 4 weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L837] 4 a$r_buff0_thd4 = weak$$choice2 ? a$r_buff0_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff0_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4)) [L838] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] EXPR 4 !a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L838] EXPR 4 weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] 4 a$r_buff1_thd4 = weak$$choice2 ? a$r_buff1_thd4 : (!a$w_buff0_used || !a$r_buff0_thd4 && !a$w_buff1_used || !a$r_buff0_thd4 && !a$r_buff1_thd4 ? a$r_buff1_thd4 : (a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 __unbuffered_p3_EBX = a [L840] EXPR 4 a$flush_delayed ? a$mem_tmp : a [L840] 4 a = a$flush_delayed ? a$mem_tmp : a [L841] 4 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L788] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L788] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L788] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L789] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L789] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L790] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L790] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L791] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L791] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L792] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L808] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L808] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L808] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L809] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L809] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L810] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L810] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L811] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L811] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L812] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L812] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L844] EXPR 4 a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a [L844] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L844] 4 a = a$w_buff0_used && a$r_buff0_thd4 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd4 ? a$w_buff1 : a) [L845] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L845] 4 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$w_buff0_used [L846] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L846] 4 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$w_buff1_used [L847] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L847] 4 a$r_buff0_thd4 = a$w_buff0_used && a$r_buff0_thd4 ? (_Bool)0 : a$r_buff0_thd4 [L848] EXPR 4 a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L848] 4 a$r_buff1_thd4 = a$w_buff0_used && a$r_buff0_thd4 || a$w_buff1_used && a$r_buff1_thd4 ? (_Bool)0 : a$r_buff1_thd4 [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L768] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L769] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L770] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L771] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L771] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L772] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L772] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L775] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 1 return 0; [L795] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L797] 2 return 0; [L815] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L817] 3 return 0; [L851] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L853] 4 return 0; [L875] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L879] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L879] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L879] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L880] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L880] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L881] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L881] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L882] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L882] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L883] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L883] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L886] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff0_thd4=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$r_buff1_thd4=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 117 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 11295.8ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2487.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5996.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 70 SDtfs, 70 SDslu, 58 SDs, 0 SdLazy, 365 SolverSat, 141 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 341.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 352.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=599occurred in iteration=8, InterpolantAutomatonStates: 71, 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: 35.2ms SsaConstructionTime, 352.5ms SatisfiabilityAnalysisTime, 628.8ms InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 228 ConstructedInterpolants, 0 QuantifiedInterpolants, 1532 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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...