/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix005_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 16:56:02,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 16:56:02,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 16:56:02,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 16:56:02,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 16:56:02,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 16:56:02,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 16:56:02,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 16:56:02,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 16:56:02,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 16:56:02,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 16:56:02,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 16:56:02,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 16:56:02,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 16:56:02,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 16:56:02,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 16:56:02,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 16:56:02,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 16:56:02,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 16:56:02,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 16:56:02,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 16:56:02,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 16:56:02,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 16:56:02,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 16:56:02,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 16:56:02,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 16:56:02,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 16:56:02,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 16:56:02,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 16:56:02,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 16:56:02,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 16:56:02,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 16:56:02,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 16:56:02,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 16:56:02,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 16:56:02,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 16:56:02,890 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-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 16:56:02,948 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 16:56:02,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 16:56:02,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 16:56:02,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 16:56:02,950 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 16:56:02,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 16:56:02,950 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 16:56:02,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 16:56:02,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 16:56:02,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 16:56:02,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 16:56:02,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 16:56:02,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 16:56:02,952 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 16:56:02,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 16:56:02,952 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 16:56:02,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 16:56:02,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 16:56:02,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 16:56:02,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 16:56:02,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 16:56:02,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 16:56:02,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 16:56:02,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 16:56:02,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 16:56:02,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 16:56:02,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 16:56:02,955 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 16:56:02,955 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 16:56:02,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 16:56:02,956 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 16:56:03,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 16:56:03,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 16:56:03,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 16:56:03,356 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 16:56:03,357 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 16:56:03,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix005_tso.oepc.i [2021-04-28 16:56:03,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3675f6a6/d3934c5cfccc4e27bc8885f6d6112f84/FLAGb2f988409 [2021-04-28 16:56:04,261 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 16:56:04,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix005_tso.oepc.i [2021-04-28 16:56:04,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3675f6a6/d3934c5cfccc4e27bc8885f6d6112f84/FLAGb2f988409 [2021-04-28 16:56:04,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3675f6a6/d3934c5cfccc4e27bc8885f6d6112f84 [2021-04-28 16:56:04,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 16:56:04,535 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 16:56:04,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 16:56:04,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 16:56:04,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 16:56:04,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 04:56:04" (1/1) ... [2021-04-28 16:56:04,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc8abe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:04, skipping insertion in model container [2021-04-28 16:56:04,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 04:56:04" (1/1) ... [2021-04-28 16:56:04,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 16:56:04,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 16:56:04,805 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/mix005_tso.oepc.i[949,962] [2021-04-28 16:56:05,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 16:56:05,089 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 16:56:05,102 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/mix005_tso.oepc.i[949,962] [2021-04-28 16:56:05,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 16:56:05,310 INFO L208 MainTranslator]: Completed translation [2021-04-28 16:56:05,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05 WrapperNode [2021-04-28 16:56:05,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 16:56:05,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 16:56:05,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 16:56:05,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 16:56:05,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 16:56:05,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 16:56:05,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 16:56:05,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 16:56:05,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (1/1) ... [2021-04-28 16:56:05,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 16:56:05,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 16:56:05,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 16:56:05,451 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 16:56:05,452 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (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 [2021-04-28 16:56:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 16:56:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 16:56:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 16:56:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 16:56:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 16:56:05,579 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 16:56:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 16:56:05,579 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 16:56:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 16:56:05,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 16:56:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 16:56:05,580 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 16:56:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 16:56:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 16:56:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 16:56:05,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 16:56:05,583 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 16:56:07,971 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 16:56:07,971 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 16:56:07,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 04:56:07 BoogieIcfgContainer [2021-04-28 16:56:07,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 16:56:07,976 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 16:56:07,976 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 16:56:07,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 16:56:07,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 04:56:04" (1/3) ... [2021-04-28 16:56:07,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f20164f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 04:56:07, skipping insertion in model container [2021-04-28 16:56:07,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 04:56:05" (2/3) ... [2021-04-28 16:56:07,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f20164f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 04:56:07, skipping insertion in model container [2021-04-28 16:56:07,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 04:56:07" (3/3) ... [2021-04-28 16:56:07,983 INFO L111 eAbstractionObserver]: Analyzing ICFG mix005_tso.oepc.i [2021-04-28 16:56:07,991 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 16:56:07,997 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 16:56:07,998 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 16:56:08,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,038 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,038 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,039 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,039 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,039 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,040 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,041 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,043 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,044 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,045 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,045 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,046 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,046 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,051 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,051 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,052 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,052 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,057 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,057 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,057 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,058 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,058 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,058 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,059 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,060 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,060 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,060 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,060 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,061 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,061 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,061 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,062 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,064 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,066 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,066 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,066 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,066 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,066 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,068 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,069 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,069 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,069 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,069 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,070 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,070 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,070 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,070 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,070 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,072 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,073 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,073 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,074 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,076 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,076 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,077 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 16:56:08,079 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 16:56:08,103 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 16:56:08,129 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 16:56:08,129 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 16:56:08,129 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 16:56:08,130 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 16:56:08,130 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 16:56:08,130 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 16:56:08,130 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 16:56:08,130 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 16:56:08,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 120 transitions, 260 flow [2021-04-28 16:56:08,200 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-04-28 16:56:08,200 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:56:08,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 94 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 16:56:08,205 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 120 transitions, 260 flow [2021-04-28 16:56:08,212 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 127 places, 116 transitions, 244 flow [2021-04-28 16:56:08,214 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:56:08,230 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 127 places, 116 transitions, 244 flow [2021-04-28 16:56:08,234 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 127 places, 116 transitions, 244 flow [2021-04-28 16:56:08,237 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 127 places, 116 transitions, 244 flow [2021-04-28 16:56:08,266 INFO L129 PetriNetUnfolder]: 2/116 cut-off events. [2021-04-28 16:56:08,266 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:56:08,267 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 116 events. 2/116 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 97 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-04-28 16:56:08,272 INFO L146 LiptonReduction]: Number of co-enabled transitions 2878 [2021-04-28 16:56:12,137 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 232 DAG size of output: 192 [2021-04-28 16:56:12,589 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-04-28 16:56:14,709 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 316 DAG size of output: 272 [2021-04-28 16:56:15,637 WARN L205 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 269 [2021-04-28 16:56:16,446 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 16:56:16,549 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 16:56:17,105 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-04-28 16:56:17,307 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-04-28 16:56:19,813 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 236 DAG size of output: 196 [2021-04-28 16:56:20,283 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2021-04-28 16:56:22,543 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 320 DAG size of output: 275 [2021-04-28 16:56:23,509 WARN L205 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2021-04-28 16:56:24,703 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 232 DAG size of output: 192 [2021-04-28 16:56:25,184 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-04-28 16:56:27,502 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 316 DAG size of output: 272 [2021-04-28 16:56:28,519 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 269 [2021-04-28 16:56:29,667 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 234 DAG size of output: 194 [2021-04-28 16:56:30,191 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-04-28 16:56:32,480 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 318 DAG size of output: 274 [2021-04-28 16:56:33,501 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 271 [2021-04-28 16:56:36,152 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 234 DAG size of output: 194 [2021-04-28 16:56:36,675 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-04-28 16:56:39,319 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 318 DAG size of output: 274 [2021-04-28 16:56:40,422 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 271 [2021-04-28 16:56:41,755 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 235 DAG size of output: 195 [2021-04-28 16:56:42,354 WARN L205 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2021-04-28 16:56:45,116 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 319 DAG size of output: 275 [2021-04-28 16:56:46,342 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 272 [2021-04-28 16:56:47,756 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 235 DAG size of output: 194 [2021-04-28 16:56:48,362 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-04-28 16:56:51,200 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 319 DAG size of output: 275 [2021-04-28 16:56:52,522 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 272 [2021-04-28 16:56:53,986 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 232 DAG size of output: 191 [2021-04-28 16:56:54,633 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 16:56:57,668 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 316 DAG size of output: 271 [2021-04-28 16:56:59,087 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 16:57:04,205 WARN L205 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 234 DAG size of output: 194 [2021-04-28 16:57:04,954 WARN L205 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2021-04-28 16:57:08,199 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 318 DAG size of output: 273 [2021-04-28 16:57:09,663 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 270 [2021-04-28 16:57:11,319 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 232 DAG size of output: 191 [2021-04-28 16:57:12,026 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 16:57:15,553 WARN L205 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 316 DAG size of output: 272 [2021-04-28 16:57:17,139 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 269 [2021-04-28 16:57:19,001 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 235 DAG size of output: 195 [2021-04-28 16:57:19,819 WARN L205 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2021-04-28 16:57:23,602 WARN L205 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 319 DAG size of output: 275 [2021-04-28 16:57:25,362 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 272 [2021-04-28 16:57:28,342 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:28,451 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:28,567 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:28,683 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:28,826 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:28,968 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:29,103 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:29,229 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:29,351 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:29,468 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:29,582 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:29,698 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:29,805 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 16:57:29,910 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 16:57:30,013 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 16:57:30,944 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 16:57:31,053 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 16:57:31,160 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 16:57:31,275 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 16:57:31,404 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:31,534 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:31,670 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:31,813 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:31,932 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:32,054 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:32,179 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:32,316 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:37,298 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:37,429 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:37,544 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:37,664 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:37,812 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:57:37,959 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:57:38,104 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:57:38,252 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 16:57:38,363 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:38,477 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:38,589 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:38,693 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:38,842 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:57:38,993 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:57:39,146 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:57:39,299 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 16:57:39,449 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:39,593 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:39,742 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:39,893 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:40,027 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2021-04-28 16:57:40,429 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 16:57:40,535 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 16:57:43,886 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:43,988 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:44,092 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:44,196 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:47,374 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:47,482 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:47,589 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:47,697 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:47,803 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:47,905 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:48,024 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:48,139 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:57:48,262 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:48,387 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:48,505 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:48,628 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 16:57:48,780 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:57:48,948 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:57:49,103 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:57:49,261 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 16:57:49,403 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:49,542 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:49,690 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:49,838 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:57:50,015 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:57:50,192 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:57:50,366 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:57:50,542 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 16:57:50,748 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 16:57:50,904 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 16:57:51,059 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 16:57:51,216 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 16:57:51,606 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-04-28 16:57:52,131 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 16:57:52,279 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 16:57:52,426 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 16:57:52,575 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-28 16:57:53,688 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:53,792 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:53,895 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:53,999 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 16:57:54,322 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:54,434 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:54,548 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:54,661 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 16:57:54,780 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:54,897 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:55,031 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:55,150 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 16:57:55,693 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:57:55,927 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:57:56,189 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:57:56,445 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 16:57:56,623 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:57:56,800 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:57:56,985 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:57:57,169 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:57:57,437 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:57:57,703 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:57:57,970 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:57:58,236 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:57:58,449 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:57:58,653 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:57:58,857 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:57:59,063 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 16:57:59,300 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:57:59,528 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:57:59,756 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:57:59,976 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 16:58:00,179 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:00,380 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:00,572 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:00,766 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:00,972 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:01,188 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:01,391 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:01,594 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:01,849 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:58:02,105 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:58:02,358 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:58:02,621 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 16:58:02,821 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:58:03,011 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:58:03,203 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:58:03,398 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 16:58:03,586 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:58:03,788 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:58:03,981 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:58:04,184 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 16:58:04,410 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:04,640 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:04,869 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:05,095 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:05,307 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:05,519 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:05,709 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:05,909 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:06,175 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:58:06,447 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:58:06,710 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:58:06,970 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 16:58:07,225 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:58:07,469 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:58:07,709 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:58:07,946 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 16:58:08,231 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:08,499 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:08,756 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:09,007 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:09,232 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:09,454 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:09,670 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:09,882 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:09,986 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:10,100 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:10,220 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:10,338 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:10,575 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 16:58:10,777 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 16:58:10,973 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 16:58:11,170 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-28 16:58:11,295 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:11,424 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:11,550 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:11,675 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:11,802 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:11,928 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:12,067 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:12,194 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:12,595 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 16:58:12,789 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 16:58:12,986 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 16:58:13,177 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-04-28 16:58:13,305 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:13,434 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:13,561 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:13,687 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 16:58:13,808 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:13,925 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:14,039 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:14,152 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:14,340 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:14,529 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:14,717 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:14,952 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:15,297 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:58:15,595 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:58:15,881 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:58:16,176 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 16:58:16,461 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:58:16,739 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:58:17,010 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:58:17,281 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 16:58:17,530 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:17,783 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:18,045 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:18,311 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 16:58:18,517 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:18,724 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:18,925 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:19,119 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 16:58:19,418 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:58:19,745 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:58:20,040 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:58:20,332 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 16:58:20,574 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:20,815 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:21,051 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:21,301 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 16:58:21,455 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:21,576 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:21,701 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:21,824 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 16:58:22,135 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:22,455 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:22,775 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:23,087 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:23,930 WARN L205 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-04-28 16:58:24,304 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-28 16:58:25,175 WARN L205 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2021-04-28 16:58:25,549 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-04-28 16:58:25,730 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:25,911 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:26,102 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:26,297 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 16:58:27,169 WARN L205 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-04-28 16:58:27,590 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 16:58:28,429 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-04-28 16:58:28,869 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-04-28 16:58:29,225 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:29,565 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:29,903 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:30,243 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:30,590 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:30,948 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:31,305 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:31,660 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-04-28 16:58:31,712 INFO L158 LiptonReduction]: Checked pairs total: 36247 [2021-04-28 16:58:31,712 INFO L160 LiptonReduction]: Total number of compositions: 321 [2021-04-28 16:58:31,719 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 143507 [2021-04-28 16:58:31,746 INFO L129 PetriNetUnfolder]: 0/76 cut-off events. [2021-04-28 16:58:31,746 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:58:31,746 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:31,747 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-04-28 16:58:31,747 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:31,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:31,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1378683132, now seen corresponding path program 1 times [2021-04-28 16:58:31,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:31,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086617918] [2021-04-28 16:58:31,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:32,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:32,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 16:58:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:32,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086617918] [2021-04-28 16:58:32,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:32,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 16:58:32,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806556047] [2021-04-28 16:58:32,098 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 16:58:32,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:32,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 16:58:32,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 16:58:32,121 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 331 out of 441 [2021-04-28 16:58:32,130 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 155 transitions, 322 flow. Second operand has 3 states, 3 states have (on average 331.6666666666667) internal successors, (995), 3 states have internal predecessors, (995), 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) [2021-04-28 16:58:32,131 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:32,131 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 331 of 441 [2021-04-28 16:58:32,132 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:33,098 INFO L129 PetriNetUnfolder]: 861/1757 cut-off events. [2021-04-28 16:58:33,098 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:58:33,106 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3052 conditions, 1757 events. 861/1757 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 226. Compared 13629 event pairs, 591 based on Foata normal form. 21/1008 useless extension candidates. Maximal degree in co-relation 2962. Up to 937 conditions per place. [2021-04-28 16:58:33,112 INFO L132 encePairwiseOnDemand]: 422/441 looper letters, 11 selfloop transitions, 2 changer transitions 110/169 dead transitions. [2021-04-28 16:58:33,112 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 169 transitions, 456 flow [2021-04-28 16:58:33,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:58:33,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:58:33,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1049 transitions. [2021-04-28 16:58:33,135 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7928949357520786 [2021-04-28 16:58:33,136 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1049 transitions. [2021-04-28 16:58:33,137 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1049 transitions. [2021-04-28 16:58:33,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:33,143 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1049 transitions. [2021-04-28 16:58:33,150 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 349.6666666666667) internal successors, (1049), 3 states have internal predecessors, (1049), 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) [2021-04-28 16:58:33,161 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 441.0) internal successors, (1764), 4 states have internal predecessors, (1764), 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) [2021-04-28 16:58:33,163 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 441.0) internal successors, (1764), 4 states have internal predecessors, (1764), 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) [2021-04-28 16:58:33,165 INFO L185 Difference]: Start difference. First operand has 166 places, 155 transitions, 322 flow. Second operand 3 states and 1049 transitions. [2021-04-28 16:58:33,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 169 transitions, 456 flow [2021-04-28 16:58:33,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 169 transitions, 452 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 16:58:33,176 INFO L241 Difference]: Finished difference. Result has 161 places, 54 transitions, 120 flow [2021-04-28 16:58:33,179 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=308, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=120, PETRI_PLACES=161, PETRI_TRANSITIONS=54} [2021-04-28 16:58:33,179 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -5 predicate places. [2021-04-28 16:58:33,180 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:33,180 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 161 places, 54 transitions, 120 flow [2021-04-28 16:58:33,180 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 161 places, 54 transitions, 120 flow [2021-04-28 16:58:33,181 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 54 transitions, 120 flow [2021-04-28 16:58:33,189 INFO L129 PetriNetUnfolder]: 0/54 cut-off events. [2021-04-28 16:58:33,189 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:58:33,190 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 54 events. 0/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 190 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 16:58:33,191 INFO L146 LiptonReduction]: Number of co-enabled transitions 1710 [2021-04-28 16:58:33,198 INFO L158 LiptonReduction]: Checked pairs total: 1778 [2021-04-28 16:58:33,198 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:58:33,198 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18 [2021-04-28 16:58:33,200 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 54 transitions, 120 flow [2021-04-28 16:58:33,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 331.6666666666667) internal successors, (995), 3 states have internal predecessors, (995), 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) [2021-04-28 16:58:33,202 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:33,202 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:58:33,202 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 16:58:33,202 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:33,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:33,203 INFO L82 PathProgramCache]: Analyzing trace with hash -208368087, now seen corresponding path program 1 times [2021-04-28 16:58:33,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:33,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699019317] [2021-04-28 16:58:33,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:33,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:33,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:33,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:58:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:33,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699019317] [2021-04-28 16:58:33,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:33,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 16:58:33,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266807197] [2021-04-28 16:58:33,408 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 16:58:33,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:33,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 16:58:33,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 16:58:33,411 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 441 [2021-04-28 16:58:33,413 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 54 transitions, 120 flow. Second operand has 3 states, 3 states have (on average 313.6666666666667) internal successors, (941), 3 states have internal predecessors, (941), 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) [2021-04-28 16:58:33,413 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:33,413 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 441 [2021-04-28 16:58:33,413 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:33,446 INFO L129 PetriNetUnfolder]: 0/54 cut-off events. [2021-04-28 16:58:33,446 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:58:33,446 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 54 events. 0/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 177 event pairs, 0 based on Foata normal form. 1/31 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 16:58:33,447 INFO L132 encePairwiseOnDemand]: 438/441 looper letters, 1 selfloop transitions, 2 changer transitions 14/54 dead transitions. [2021-04-28 16:58:33,447 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 54 transitions, 126 flow [2021-04-28 16:58:33,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:58:33,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:58:33,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 943 transitions. [2021-04-28 16:58:33,455 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7127739984882842 [2021-04-28 16:58:33,455 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 943 transitions. [2021-04-28 16:58:33,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 943 transitions. [2021-04-28 16:58:33,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:33,456 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 943 transitions. [2021-04-28 16:58:33,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2021-04-28 16:58:33,465 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 441.0) internal successors, (1764), 4 states have internal predecessors, (1764), 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) [2021-04-28 16:58:33,466 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 441.0) internal successors, (1764), 4 states have internal predecessors, (1764), 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) [2021-04-28 16:58:33,467 INFO L185 Difference]: Start difference. First operand has 65 places, 54 transitions, 120 flow. Second operand 3 states and 943 transitions. [2021-04-28 16:58:33,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 54 transitions, 126 flow [2021-04-28 16:58:33,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 65 places, 54 transitions, 122 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:58:33,470 INFO L241 Difference]: Finished difference. Result has 66 places, 40 transitions, 96 flow [2021-04-28 16:58:33,470 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=116, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=96, PETRI_PLACES=66, PETRI_TRANSITIONS=40} [2021-04-28 16:58:33,471 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -100 predicate places. [2021-04-28 16:58:33,471 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:33,471 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 40 transitions, 96 flow [2021-04-28 16:58:33,473 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 66 places, 40 transitions, 96 flow [2021-04-28 16:58:33,474 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 40 transitions, 96 flow [2021-04-28 16:58:33,480 INFO L129 PetriNetUnfolder]: 0/40 cut-off events. [2021-04-28 16:58:33,481 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 16:58:33,481 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55 conditions, 40 events. 0/40 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 106 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 16:58:33,482 INFO L146 LiptonReduction]: Number of co-enabled transitions 968 [2021-04-28 16:58:33,703 INFO L158 LiptonReduction]: Checked pairs total: 2434 [2021-04-28 16:58:33,703 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 16:58:33,703 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 232 [2021-04-28 16:58:33,705 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 40 transitions, 96 flow [2021-04-28 16:58:33,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 313.6666666666667) internal successors, (941), 3 states have internal predecessors, (941), 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) [2021-04-28 16:58:33,706 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:33,706 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:58:33,707 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 16:58:33,707 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:33,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:33,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1899797695, now seen corresponding path program 1 times [2021-04-28 16:58:33,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:33,708 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282782781] [2021-04-28 16:58:33,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:33,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:33,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:58:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:33,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282782781] [2021-04-28 16:58:33,796 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:33,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 16:58:33,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813898120] [2021-04-28 16:58:33,797 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 16:58:33,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:33,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 16:58:33,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 16:58:33,799 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 442 [2021-04-28 16:58:33,801 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 40 transitions, 96 flow. Second operand has 3 states, 3 states have (on average 316.6666666666667) internal successors, (950), 3 states have internal predecessors, (950), 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) [2021-04-28 16:58:33,801 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:33,801 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 442 [2021-04-28 16:58:33,801 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:33,818 INFO L129 PetriNetUnfolder]: 0/40 cut-off events. [2021-04-28 16:58:33,819 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-04-28 16:58:33,819 INFO L84 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 40 events. 0/40 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 93 event pairs, 0 based on Foata normal form. 1/30 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 16:58:33,819 INFO L132 encePairwiseOnDemand]: 439/442 looper letters, 1 selfloop transitions, 2 changer transitions 2/40 dead transitions. [2021-04-28 16:58:33,819 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 40 transitions, 102 flow [2021-04-28 16:58:33,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:58:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:58:33,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 952 transitions. [2021-04-28 16:58:33,826 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.717948717948718 [2021-04-28 16:58:33,826 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 952 transitions. [2021-04-28 16:58:33,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 952 transitions. [2021-04-28 16:58:33,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:33,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 952 transitions. [2021-04-28 16:58:33,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 317.3333333333333) internal successors, (952), 3 states have internal predecessors, (952), 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) [2021-04-28 16:58:33,834 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 442.0) internal successors, (1768), 4 states have internal predecessors, (1768), 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) [2021-04-28 16:58:33,835 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 442.0) internal successors, (1768), 4 states have internal predecessors, (1768), 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) [2021-04-28 16:58:33,835 INFO L185 Difference]: Start difference. First operand has 52 places, 40 transitions, 96 flow. Second operand 3 states and 952 transitions. [2021-04-28 16:58:33,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 40 transitions, 102 flow [2021-04-28 16:58:33,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 40 transitions, 98 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:58:33,837 INFO L241 Difference]: Finished difference. Result has 53 places, 38 transitions, 96 flow [2021-04-28 16:58:33,837 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=442, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=96, PETRI_PLACES=53, PETRI_TRANSITIONS=38} [2021-04-28 16:58:33,838 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -113 predicate places. [2021-04-28 16:58:33,838 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:33,838 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 38 transitions, 96 flow [2021-04-28 16:58:33,838 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 38 transitions, 96 flow [2021-04-28 16:58:33,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 38 transitions, 96 flow [2021-04-28 16:58:33,845 INFO L129 PetriNetUnfolder]: 0/38 cut-off events. [2021-04-28 16:58:33,845 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-28 16:58:33,846 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 38 events. 0/38 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 97 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 16:58:33,847 INFO L146 LiptonReduction]: Number of co-enabled transitions 866 [2021-04-28 16:58:34,070 INFO L158 LiptonReduction]: Checked pairs total: 2110 [2021-04-28 16:58:34,070 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 16:58:34,071 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 233 [2021-04-28 16:58:34,072 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 38 transitions, 96 flow [2021-04-28 16:58:34,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 316.6666666666667) internal successors, (950), 3 states have internal predecessors, (950), 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) [2021-04-28 16:58:34,073 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:34,074 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:58:34,074 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 16:58:34,074 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:34,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:34,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1997546042, now seen corresponding path program 1 times [2021-04-28 16:58:34,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:34,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951847932] [2021-04-28 16:58:34,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:34,191 INFO L142 QuantifierPusher]: treesize reduction 31, result has 56.3 percent of original size [2021-04-28 16:58:34,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-28 16:58:34,279 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.1 percent of original size [2021-04-28 16:58:34,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-28 16:58:34,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:34,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951847932] [2021-04-28 16:58:34,346 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:34,346 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 16:58:34,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994617492] [2021-04-28 16:58:34,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:58:34,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:34,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:58:34,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:58:34,350 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 248 out of 443 [2021-04-28 16:58:34,352 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 38 transitions, 96 flow. Second operand has 4 states, 4 states have (on average 248.75) internal successors, (995), 4 states have internal predecessors, (995), 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) [2021-04-28 16:58:34,352 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:34,352 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 248 of 443 [2021-04-28 16:58:34,352 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:34,609 INFO L129 PetriNetUnfolder]: 185/426 cut-off events. [2021-04-28 16:58:34,609 INFO L130 PetriNetUnfolder]: For 64/64 co-relation queries the response was YES. [2021-04-28 16:58:34,611 INFO L84 FinitePrefix]: Finished finitePrefix Result has 772 conditions, 426 events. 185/426 cut-off events. For 64/64 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 2471 event pairs, 116 based on Foata normal form. 12/331 useless extension candidates. Maximal degree in co-relation 761. Up to 229 conditions per place. [2021-04-28 16:58:34,614 INFO L132 encePairwiseOnDemand]: 440/443 looper letters, 12 selfloop transitions, 2 changer transitions 0/43 dead transitions. [2021-04-28 16:58:34,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 43 transitions, 134 flow [2021-04-28 16:58:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 16:58:34,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 16:58:34,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 759 transitions. [2021-04-28 16:58:34,621 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5711060948081265 [2021-04-28 16:58:34,621 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 759 transitions. [2021-04-28 16:58:34,621 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 759 transitions. [2021-04-28 16:58:34,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:34,622 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 759 transitions. [2021-04-28 16:58:34,625 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 253.0) internal successors, (759), 3 states have internal predecessors, (759), 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) [2021-04-28 16:58:34,629 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 443.0) internal successors, (1772), 4 states have internal predecessors, (1772), 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) [2021-04-28 16:58:34,631 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 443.0) internal successors, (1772), 4 states have internal predecessors, (1772), 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) [2021-04-28 16:58:34,631 INFO L185 Difference]: Start difference. First operand has 51 places, 38 transitions, 96 flow. Second operand 3 states and 759 transitions. [2021-04-28 16:58:34,631 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 43 transitions, 134 flow [2021-04-28 16:58:34,632 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 43 transitions, 130 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:58:34,634 INFO L241 Difference]: Finished difference. Result has 52 places, 38 transitions, 100 flow [2021-04-28 16:58:34,634 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=100, PETRI_PLACES=52, PETRI_TRANSITIONS=38} [2021-04-28 16:58:34,634 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -114 predicate places. [2021-04-28 16:58:34,634 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:34,634 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 38 transitions, 100 flow [2021-04-28 16:58:34,635 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 38 transitions, 100 flow [2021-04-28 16:58:34,635 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 38 transitions, 100 flow [2021-04-28 16:58:34,642 INFO L129 PetriNetUnfolder]: 0/38 cut-off events. [2021-04-28 16:58:34,642 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-04-28 16:58:34,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 59 conditions, 38 events. 0/38 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 105 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 16:58:34,644 INFO L146 LiptonReduction]: Number of co-enabled transitions 862 [2021-04-28 16:58:34,693 INFO L158 LiptonReduction]: Checked pairs total: 979 [2021-04-28 16:58:34,693 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:58:34,693 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 59 [2021-04-28 16:58:34,695 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 38 transitions, 100 flow [2021-04-28 16:58:34,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 248.75) internal successors, (995), 4 states have internal predecessors, (995), 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) [2021-04-28 16:58:34,696 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:34,696 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:58:34,696 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 16:58:34,696 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:34,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:34,697 INFO L82 PathProgramCache]: Analyzing trace with hash -160028518, now seen corresponding path program 1 times [2021-04-28 16:58:34,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:34,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197146063] [2021-04-28 16:58:34,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:34,866 INFO L142 QuantifierPusher]: treesize reduction 30, result has 36.2 percent of original size [2021-04-28 16:58:34,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 16:58:34,902 INFO L142 QuantifierPusher]: treesize reduction 31, result has 59.7 percent of original size [2021-04-28 16:58:34,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-04-28 16:58:35,008 INFO L142 QuantifierPusher]: treesize reduction 13, result has 82.9 percent of original size [2021-04-28 16:58:35,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-04-28 16:58:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:35,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197146063] [2021-04-28 16:58:35,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:35,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 16:58:35,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58917917] [2021-04-28 16:58:35,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 16:58:35,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:35,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 16:58:35,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 16:58:35,135 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 443 [2021-04-28 16:58:35,137 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 38 transitions, 100 flow. Second operand has 5 states, 5 states have (on average 233.8) internal successors, (1169), 5 states have internal predecessors, (1169), 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) [2021-04-28 16:58:35,138 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:35,138 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 443 [2021-04-28 16:58:35,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:35,539 INFO L129 PetriNetUnfolder]: 215/468 cut-off events. [2021-04-28 16:58:35,539 INFO L130 PetriNetUnfolder]: For 135/135 co-relation queries the response was YES. [2021-04-28 16:58:35,542 INFO L84 FinitePrefix]: Finished finitePrefix Result has 928 conditions, 468 events. 215/468 cut-off events. For 135/135 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 2622 event pairs, 62 based on Foata normal form. 12/381 useless extension candidates. Maximal degree in co-relation 916. Up to 233 conditions per place. [2021-04-28 16:58:35,545 INFO L132 encePairwiseOnDemand]: 436/443 looper letters, 14 selfloop transitions, 6 changer transitions 0/49 dead transitions. [2021-04-28 16:58:35,545 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 49 transitions, 162 flow [2021-04-28 16:58:35,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 16:58:35,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 16:58:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 953 transitions. [2021-04-28 16:58:35,553 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5378103837471784 [2021-04-28 16:58:35,553 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 953 transitions. [2021-04-28 16:58:35,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 953 transitions. [2021-04-28 16:58:35,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:35,555 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 953 transitions. [2021-04-28 16:58:35,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 238.25) internal successors, (953), 4 states have internal predecessors, (953), 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) [2021-04-28 16:58:35,562 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 443.0) internal successors, (2215), 5 states have internal predecessors, (2215), 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) [2021-04-28 16:58:35,564 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 443.0) internal successors, (2215), 5 states have internal predecessors, (2215), 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) [2021-04-28 16:58:35,565 INFO L185 Difference]: Start difference. First operand has 52 places, 38 transitions, 100 flow. Second operand 4 states and 953 transitions. [2021-04-28 16:58:35,565 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 49 transitions, 162 flow [2021-04-28 16:58:35,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 49 transitions, 158 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:58:35,568 INFO L241 Difference]: Finished difference. Result has 54 places, 42 transitions, 131 flow [2021-04-28 16:58:35,568 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=131, PETRI_PLACES=54, PETRI_TRANSITIONS=42} [2021-04-28 16:58:35,568 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -112 predicate places. [2021-04-28 16:58:35,569 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:35,569 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 42 transitions, 131 flow [2021-04-28 16:58:35,569 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 42 transitions, 131 flow [2021-04-28 16:58:35,570 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 42 transitions, 131 flow [2021-04-28 16:58:35,612 INFO L129 PetriNetUnfolder]: 66/228 cut-off events. [2021-04-28 16:58:35,613 INFO L130 PetriNetUnfolder]: For 107/115 co-relation queries the response was YES. [2021-04-28 16:58:35,614 INFO L84 FinitePrefix]: Finished finitePrefix Result has 429 conditions, 228 events. 66/228 cut-off events. For 107/115 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1230 event pairs, 39 based on Foata normal form. 0/158 useless extension candidates. Maximal degree in co-relation 418. Up to 104 conditions per place. [2021-04-28 16:58:35,618 INFO L146 LiptonReduction]: Number of co-enabled transitions 980 [2021-04-28 16:58:36,021 INFO L158 LiptonReduction]: Checked pairs total: 391 [2021-04-28 16:58:36,022 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:58:36,022 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 453 [2021-04-28 16:58:36,023 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 42 transitions, 131 flow [2021-04-28 16:58:36,024 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 233.8) internal successors, (1169), 5 states have internal predecessors, (1169), 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) [2021-04-28 16:58:36,025 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:36,025 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:58:36,025 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 16:58:36,025 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:36,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:36,026 INFO L82 PathProgramCache]: Analyzing trace with hash 1499459279, now seen corresponding path program 1 times [2021-04-28 16:58:36,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:36,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392617863] [2021-04-28 16:58:36,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:36,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:36,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 16:58:36,212 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:58:36,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:58:36,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:36,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:58:36,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:36,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392617863] [2021-04-28 16:58:36,242 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:36,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 16:58:36,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265204862] [2021-04-28 16:58:36,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:58:36,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:36,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:58:36,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:58:36,246 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 340 out of 443 [2021-04-28 16:58:36,249 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 42 transitions, 131 flow. Second operand has 4 states, 4 states have (on average 340.75) internal successors, (1363), 4 states have internal predecessors, (1363), 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) [2021-04-28 16:58:36,249 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:36,249 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 340 of 443 [2021-04-28 16:58:36,249 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:37,563 INFO L129 PetriNetUnfolder]: 5168/7978 cut-off events. [2021-04-28 16:58:37,563 INFO L130 PetriNetUnfolder]: For 1694/1751 co-relation queries the response was YES. [2021-04-28 16:58:37,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16779 conditions, 7978 events. 5168/7978 cut-off events. For 1694/1751 co-relation queries the response was YES. Maximal size of possible extension queue 1266. Compared 60880 event pairs, 2833 based on Foata normal form. 577/3953 useless extension candidates. Maximal degree in co-relation 16766. Up to 5878 conditions per place. [2021-04-28 16:58:37,688 INFO L132 encePairwiseOnDemand]: 428/443 looper letters, 26 selfloop transitions, 26 changer transitions 0/79 dead transitions. [2021-04-28 16:58:37,689 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 79 transitions, 309 flow [2021-04-28 16:58:37,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 16:58:37,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 16:58:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1754 transitions. [2021-04-28 16:58:37,698 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7918735891647856 [2021-04-28 16:58:37,698 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1754 transitions. [2021-04-28 16:58:37,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1754 transitions. [2021-04-28 16:58:37,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:37,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1754 transitions. [2021-04-28 16:58:37,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 350.8) internal successors, (1754), 5 states have internal predecessors, (1754), 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) [2021-04-28 16:58:37,714 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 443.0) internal successors, (2658), 6 states have internal predecessors, (2658), 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) [2021-04-28 16:58:37,716 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 443.0) internal successors, (2658), 6 states have internal predecessors, (2658), 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) [2021-04-28 16:58:37,716 INFO L185 Difference]: Start difference. First operand has 54 places, 42 transitions, 131 flow. Second operand 5 states and 1754 transitions. [2021-04-28 16:58:37,716 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 79 transitions, 309 flow [2021-04-28 16:58:37,726 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 79 transitions, 302 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 16:58:37,730 INFO L241 Difference]: Finished difference. Result has 59 places, 67 transitions, 319 flow [2021-04-28 16:58:37,731 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=124, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=319, PETRI_PLACES=59, PETRI_TRANSITIONS=67} [2021-04-28 16:58:37,731 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -107 predicate places. [2021-04-28 16:58:37,731 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:37,731 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 67 transitions, 319 flow [2021-04-28 16:58:37,731 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 67 transitions, 319 flow [2021-04-28 16:58:37,732 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 67 transitions, 319 flow [2021-04-28 16:58:38,929 INFO L129 PetriNetUnfolder]: 5314/8183 cut-off events. [2021-04-28 16:58:38,929 INFO L130 PetriNetUnfolder]: For 4914/24448 co-relation queries the response was YES. [2021-04-28 16:58:38,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24446 conditions, 8183 events. 5314/8183 cut-off events. For 4914/24448 co-relation queries the response was YES. Maximal size of possible extension queue 1252. Compared 62939 event pairs, 3111 based on Foata normal form. 60/3627 useless extension candidates. Maximal degree in co-relation 24432. Up to 6590 conditions per place. [2021-04-28 16:58:39,239 INFO L146 LiptonReduction]: Number of co-enabled transitions 1570 [2021-04-28 16:58:39,692 INFO L158 LiptonReduction]: Checked pairs total: 488 [2021-04-28 16:58:39,692 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:58:39,693 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1962 [2021-04-28 16:58:39,694 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 67 transitions, 319 flow [2021-04-28 16:58:39,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 340.75) internal successors, (1363), 4 states have internal predecessors, (1363), 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) [2021-04-28 16:58:39,695 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:39,695 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 16:58:39,695 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 16:58:39,696 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:39,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:39,696 INFO L82 PathProgramCache]: Analyzing trace with hash 1268889499, now seen corresponding path program 1 times [2021-04-28 16:58:39,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:39,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973919768] [2021-04-28 16:58:39,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:39,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:39,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:58:39,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:39,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:58:39,823 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:58:39,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:58:39,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:39,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:58:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:39,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973919768] [2021-04-28 16:58:39,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:39,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 16:58:39,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718046451] [2021-04-28 16:58:39,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 16:58:39,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:39,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 16:58:39,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 16:58:39,857 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 340 out of 443 [2021-04-28 16:58:39,860 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 67 transitions, 319 flow. Second operand has 5 states, 5 states have (on average 340.8) internal successors, (1704), 5 states have internal predecessors, (1704), 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) [2021-04-28 16:58:39,860 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:39,860 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 340 of 443 [2021-04-28 16:58:39,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:41,425 INFO L129 PetriNetUnfolder]: 5114/8275 cut-off events. [2021-04-28 16:58:41,425 INFO L130 PetriNetUnfolder]: For 5165/47636 co-relation queries the response was YES. [2021-04-28 16:58:41,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32142 conditions, 8275 events. 5114/8275 cut-off events. For 5165/47636 co-relation queries the response was YES. Maximal size of possible extension queue 1443. Compared 67617 event pairs, 1309 based on Foata normal form. 732/4171 useless extension candidates. Maximal degree in co-relation 32126. Up to 7109 conditions per place. [2021-04-28 16:58:41,552 INFO L132 encePairwiseOnDemand]: 428/443 looper letters, 26 selfloop transitions, 51 changer transitions 0/104 dead transitions. [2021-04-28 16:58:41,552 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 104 transitions, 693 flow [2021-04-28 16:58:41,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 16:58:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 16:58:41,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2459 transitions. [2021-04-28 16:58:41,563 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7929700096742986 [2021-04-28 16:58:41,563 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2459 transitions. [2021-04-28 16:58:41,563 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2459 transitions. [2021-04-28 16:58:41,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:41,566 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2459 transitions. [2021-04-28 16:58:41,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 351.2857142857143) internal successors, (2459), 7 states have internal predecessors, (2459), 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) [2021-04-28 16:58:41,581 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 443.0) internal successors, (3544), 8 states have internal predecessors, (3544), 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) [2021-04-28 16:58:41,583 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 443.0) internal successors, (3544), 8 states have internal predecessors, (3544), 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) [2021-04-28 16:58:41,583 INFO L185 Difference]: Start difference. First operand has 59 places, 67 transitions, 319 flow. Second operand 7 states and 2459 transitions. [2021-04-28 16:58:41,583 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 104 transitions, 693 flow [2021-04-28 16:58:41,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 104 transitions, 680 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 16:58:41,622 INFO L241 Difference]: Finished difference. Result has 67 places, 92 transitions, 672 flow [2021-04-28 16:58:41,622 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=306, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=672, PETRI_PLACES=67, PETRI_TRANSITIONS=92} [2021-04-28 16:58:41,622 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -99 predicate places. [2021-04-28 16:58:41,622 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:41,623 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 92 transitions, 672 flow [2021-04-28 16:58:41,623 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 92 transitions, 672 flow [2021-04-28 16:58:41,624 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 92 transitions, 672 flow [2021-04-28 16:58:42,877 INFO L129 PetriNetUnfolder]: 5065/8256 cut-off events. [2021-04-28 16:58:42,885 INFO L130 PetriNetUnfolder]: For 13353/113860 co-relation queries the response was YES. [2021-04-28 16:58:42,954 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38946 conditions, 8256 events. 5065/8256 cut-off events. For 13353/113860 co-relation queries the response was YES. Maximal size of possible extension queue 1382. Compared 67036 event pairs, 1286 based on Foata normal form. 56/3480 useless extension candidates. Maximal degree in co-relation 38928. Up to 6992 conditions per place. [2021-04-28 16:58:43,080 INFO L146 LiptonReduction]: Number of co-enabled transitions 2256 [2021-04-28 16:58:43,446 INFO L158 LiptonReduction]: Checked pairs total: 678 [2021-04-28 16:58:43,446 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:58:43,447 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1825 [2021-04-28 16:58:43,448 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 92 transitions, 672 flow [2021-04-28 16:58:43,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 340.8) internal successors, (1704), 5 states have internal predecessors, (1704), 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) [2021-04-28 16:58:43,449 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:43,449 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] [2021-04-28 16:58:43,449 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 16:58:43,450 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:43,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:43,450 INFO L82 PathProgramCache]: Analyzing trace with hash 953480840, now seen corresponding path program 1 times [2021-04-28 16:58:43,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:43,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074067237] [2021-04-28 16:58:43,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:43,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:43,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:58:43,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:43,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 16:58:43,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:43,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 16:58:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:43,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074067237] [2021-04-28 16:58:43,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:43,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 16:58:43,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434117735] [2021-04-28 16:58:43,547 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:58:43,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:43,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:58:43,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:58:43,550 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 443 [2021-04-28 16:58:43,551 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 92 transitions, 672 flow. Second operand has 4 states, 4 states have (on average 277.0) internal successors, (1108), 4 states have internal predecessors, (1108), 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) [2021-04-28 16:58:43,551 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:43,552 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 443 [2021-04-28 16:58:43,552 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:45,964 INFO L129 PetriNetUnfolder]: 9375/15116 cut-off events. [2021-04-28 16:58:45,964 INFO L130 PetriNetUnfolder]: For 23979/118204 co-relation queries the response was YES. [2021-04-28 16:58:46,174 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72063 conditions, 15116 events. 9375/15116 cut-off events. For 23979/118204 co-relation queries the response was YES. Maximal size of possible extension queue 2454. Compared 132272 event pairs, 2329 based on Foata normal form. 364/6522 useless extension candidates. Maximal degree in co-relation 72043. Up to 13238 conditions per place. [2021-04-28 16:58:46,263 INFO L132 encePairwiseOnDemand]: 440/443 looper letters, 3 selfloop transitions, 2 changer transitions 0/93 dead transitions. [2021-04-28 16:58:46,263 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 93 transitions, 684 flow [2021-04-28 16:58:46,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 16:58:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 16:58:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1110 transitions. [2021-04-28 16:58:46,272 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.626410835214447 [2021-04-28 16:58:46,272 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1110 transitions. [2021-04-28 16:58:46,272 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1110 transitions. [2021-04-28 16:58:46,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:46,273 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1110 transitions. [2021-04-28 16:58:46,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 277.5) internal successors, (1110), 4 states have internal predecessors, (1110), 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) [2021-04-28 16:58:46,281 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 443.0) internal successors, (2215), 5 states have internal predecessors, (2215), 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) [2021-04-28 16:58:46,286 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 443.0) internal successors, (2215), 5 states have internal predecessors, (2215), 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) [2021-04-28 16:58:46,286 INFO L185 Difference]: Start difference. First operand has 67 places, 92 transitions, 672 flow. Second operand 4 states and 1110 transitions. [2021-04-28 16:58:46,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 93 transitions, 684 flow [2021-04-28 16:58:46,737 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 93 transitions, 546 flow, removed 49 selfloop flow, removed 3 redundant places. [2021-04-28 16:58:46,739 INFO L241 Difference]: Finished difference. Result has 69 places, 93 transitions, 547 flow [2021-04-28 16:58:46,739 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=547, PETRI_PLACES=69, PETRI_TRANSITIONS=93} [2021-04-28 16:58:46,739 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -97 predicate places. [2021-04-28 16:58:46,739 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:46,740 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 93 transitions, 547 flow [2021-04-28 16:58:46,740 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 93 transitions, 547 flow [2021-04-28 16:58:46,741 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 69 places, 93 transitions, 547 flow [2021-04-28 16:58:48,500 INFO L129 PetriNetUnfolder]: 9483/15371 cut-off events. [2021-04-28 16:58:48,500 INFO L130 PetriNetUnfolder]: For 29626/59327 co-relation queries the response was YES. [2021-04-28 16:58:48,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68445 conditions, 15371 events. 9483/15371 cut-off events. For 29626/59327 co-relation queries the response was YES. Maximal size of possible extension queue 2372. Compared 138367 event pairs, 2380 based on Foata normal form. 72/6393 useless extension candidates. Maximal degree in co-relation 68426. Up to 12406 conditions per place. [2021-04-28 16:58:48,883 INFO L146 LiptonReduction]: Number of co-enabled transitions 2332 [2021-04-28 16:58:52,121 INFO L158 LiptonReduction]: Checked pairs total: 548 [2021-04-28 16:58:52,122 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:58:52,122 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5383 [2021-04-28 16:58:52,123 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 93 transitions, 547 flow [2021-04-28 16:58:52,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 277.0) internal successors, (1108), 4 states have internal predecessors, (1108), 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) [2021-04-28 16:58:52,124 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:52,124 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] [2021-04-28 16:58:52,124 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 16:58:52,124 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:52,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:52,125 INFO L82 PathProgramCache]: Analyzing trace with hash 184461704, now seen corresponding path program 1 times [2021-04-28 16:58:52,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:52,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457267072] [2021-04-28 16:58:52,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:52,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:52,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:58:52,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:52,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:58:52,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:52,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:58:52,259 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:58:52,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:58:52,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:52,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:58:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:52,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457267072] [2021-04-28 16:58:52,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:52,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 16:58:52,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011457889] [2021-04-28 16:58:52,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 16:58:52,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:52,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 16:58:52,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 16:58:52,294 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 340 out of 443 [2021-04-28 16:58:52,297 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 93 transitions, 547 flow. Second operand has 6 states, 6 states have (on average 340.8333333333333) internal successors, (2045), 6 states have internal predecessors, (2045), 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) [2021-04-28 16:58:52,297 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:52,297 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 340 of 443 [2021-04-28 16:58:52,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:58:54,467 INFO L129 PetriNetUnfolder]: 7674/13289 cut-off events. [2021-04-28 16:58:54,468 INFO L130 PetriNetUnfolder]: For 24633/84996 co-relation queries the response was YES. [2021-04-28 16:58:54,532 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71466 conditions, 13289 events. 7674/13289 cut-off events. For 24633/84996 co-relation queries the response was YES. Maximal size of possible extension queue 2127. Compared 125018 event pairs, 439 based on Foata normal form. 1386/6640 useless extension candidates. Maximal degree in co-relation 71445. Up to 10846 conditions per place. [2021-04-28 16:58:54,589 INFO L132 encePairwiseOnDemand]: 428/443 looper letters, 14 selfloop transitions, 76 changer transitions 12/130 dead transitions. [2021-04-28 16:58:54,590 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 130 transitions, 1117 flow [2021-04-28 16:58:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 16:58:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 16:58:54,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 3164 transitions. [2021-04-28 16:58:54,603 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7935791321795836 [2021-04-28 16:58:54,604 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 3164 transitions. [2021-04-28 16:58:54,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 3164 transitions. [2021-04-28 16:58:54,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:58:54,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 3164 transitions. [2021-04-28 16:58:54,615 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 351.55555555555554) internal successors, (3164), 9 states have internal predecessors, (3164), 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) [2021-04-28 16:58:54,625 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 443.0) internal successors, (4430), 10 states have internal predecessors, (4430), 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) [2021-04-28 16:58:54,627 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 443.0) internal successors, (4430), 10 states have internal predecessors, (4430), 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) [2021-04-28 16:58:54,627 INFO L185 Difference]: Start difference. First operand has 69 places, 93 transitions, 547 flow. Second operand 9 states and 3164 transitions. [2021-04-28 16:58:54,627 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 130 transitions, 1117 flow [2021-04-28 16:58:54,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 130 transitions, 1116 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 16:58:54,875 INFO L241 Difference]: Finished difference. Result has 79 places, 118 transitions, 1036 flow [2021-04-28 16:58:54,875 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=546, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=63, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1036, PETRI_PLACES=79, PETRI_TRANSITIONS=118} [2021-04-28 16:58:54,876 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -87 predicate places. [2021-04-28 16:58:54,876 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:58:54,876 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 118 transitions, 1036 flow [2021-04-28 16:58:54,876 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 118 transitions, 1036 flow [2021-04-28 16:58:54,877 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 79 places, 118 transitions, 1036 flow [2021-04-28 16:58:56,186 INFO L129 PetriNetUnfolder]: 6228/11357 cut-off events. [2021-04-28 16:58:56,187 INFO L130 PetriNetUnfolder]: For 41782/102457 co-relation queries the response was YES. [2021-04-28 16:58:56,251 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65645 conditions, 11357 events. 6228/11357 cut-off events. For 41782/102457 co-relation queries the response was YES. Maximal size of possible extension queue 1954. Compared 110860 event pairs, 451 based on Foata normal form. 28/4548 useless extension candidates. Maximal degree in co-relation 65622. Up to 8902 conditions per place. [2021-04-28 16:58:56,369 INFO L146 LiptonReduction]: Number of co-enabled transitions 2644 [2021-04-28 16:58:58,338 INFO L158 LiptonReduction]: Checked pairs total: 628 [2021-04-28 16:58:58,338 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:58:58,338 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3462 [2021-04-28 16:58:58,339 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 118 transitions, 1036 flow [2021-04-28 16:58:58,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 340.8333333333333) internal successors, (2045), 6 states have internal predecessors, (2045), 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) [2021-04-28 16:58:58,341 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:58:58,341 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] [2021-04-28 16:58:58,341 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 16:58:58,341 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:58:58,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:58:58,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1204004314, now seen corresponding path program 1 times [2021-04-28 16:58:58,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:58:58,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891325089] [2021-04-28 16:58:58,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:58:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:58:58,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:58,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:58:58,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:58,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 16:58:58,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:58:58,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 16:58:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:58:58,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891325089] [2021-04-28 16:58:58,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:58:58,445 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 16:58:58,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64341383] [2021-04-28 16:58:58,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 16:58:58,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:58:58,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 16:58:58,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 16:58:58,448 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 286 out of 443 [2021-04-28 16:58:58,449 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 118 transitions, 1036 flow. Second operand has 4 states, 4 states have (on average 287.0) internal successors, (1148), 4 states have internal predecessors, (1148), 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) [2021-04-28 16:58:58,449 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:58:58,449 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 286 of 443 [2021-04-28 16:58:58,450 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:59:01,452 INFO L129 PetriNetUnfolder]: 12980/23598 cut-off events. [2021-04-28 16:59:01,452 INFO L130 PetriNetUnfolder]: For 81604/140623 co-relation queries the response was YES. [2021-04-28 16:59:01,602 INFO L84 FinitePrefix]: Finished finitePrefix Result has 136691 conditions, 23598 events. 12980/23598 cut-off events. For 81604/140623 co-relation queries the response was YES. Maximal size of possible extension queue 4248. Compared 246940 event pairs, 799 based on Foata normal form. 298/9712 useless extension candidates. Maximal degree in co-relation 136666. Up to 18712 conditions per place. [2021-04-28 16:59:01,852 INFO L132 encePairwiseOnDemand]: 439/443 looper letters, 3 selfloop transitions, 3 changer transitions 0/119 dead transitions. [2021-04-28 16:59:01,853 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 119 transitions, 1050 flow [2021-04-28 16:59:01,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 16:59:01,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 16:59:01,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1151 transitions. [2021-04-28 16:59:01,861 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.649548532731377 [2021-04-28 16:59:01,861 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1151 transitions. [2021-04-28 16:59:01,861 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1151 transitions. [2021-04-28 16:59:01,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:59:01,862 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1151 transitions. [2021-04-28 16:59:01,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 287.75) internal successors, (1151), 4 states have internal predecessors, (1151), 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) [2021-04-28 16:59:01,870 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 443.0) internal successors, (2215), 5 states have internal predecessors, (2215), 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) [2021-04-28 16:59:01,872 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 443.0) internal successors, (2215), 5 states have internal predecessors, (2215), 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) [2021-04-28 16:59:01,873 INFO L185 Difference]: Start difference. First operand has 79 places, 118 transitions, 1036 flow. Second operand 4 states and 1151 transitions. [2021-04-28 16:59:01,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 119 transitions, 1050 flow [2021-04-28 16:59:16,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 119 transitions, 777 flow, removed 98 selfloop flow, removed 4 redundant places. [2021-04-28 16:59:16,477 INFO L241 Difference]: Finished difference. Result has 80 places, 119 transitions, 779 flow [2021-04-28 16:59:16,478 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=779, PETRI_PLACES=80, PETRI_TRANSITIONS=119} [2021-04-28 16:59:16,478 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -86 predicate places. [2021-04-28 16:59:16,478 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 16:59:16,478 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 119 transitions, 779 flow [2021-04-28 16:59:16,479 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 119 transitions, 779 flow [2021-04-28 16:59:16,479 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 119 transitions, 779 flow [2021-04-28 16:59:18,427 INFO L129 PetriNetUnfolder]: 13007/23625 cut-off events. [2021-04-28 16:59:18,428 INFO L130 PetriNetUnfolder]: For 43984/48811 co-relation queries the response was YES. [2021-04-28 16:59:18,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93264 conditions, 23625 events. 13007/23625 cut-off events. For 43984/48811 co-relation queries the response was YES. Maximal size of possible extension queue 4269. Compared 248919 event pairs, 826 based on Foata normal form. 28/9409 useless extension candidates. Maximal degree in co-relation 93239. Up to 8965 conditions per place. [2021-04-28 16:59:18,817 INFO L146 LiptonReduction]: Number of co-enabled transitions 2712 [2021-04-28 16:59:53,030 INFO L158 LiptonReduction]: Checked pairs total: 478 [2021-04-28 16:59:53,030 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 16:59:53,030 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 36552 [2021-04-28 16:59:53,032 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 119 transitions, 779 flow [2021-04-28 16:59:53,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 287.0) internal successors, (1148), 4 states have internal predecessors, (1148), 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) [2021-04-28 16:59:53,032 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 16:59:53,032 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] [2021-04-28 16:59:53,032 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-28 16:59:53,033 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 16:59:53,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 16:59:53,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1561142969, now seen corresponding path program 1 times [2021-04-28 16:59:53,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 16:59:53,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531247178] [2021-04-28 16:59:53,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 16:59:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 16:59:53,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:59:53,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:59:53,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:59:53,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:59:53,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:59:53,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:59:53,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:59:53,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 16:59:53,197 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-04-28 16:59:53,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 16:59:53,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 16:59:53,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 16:59:53,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 16:59:53,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531247178] [2021-04-28 16:59:53,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 16:59:53,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 16:59:53,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912306806] [2021-04-28 16:59:53,231 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 16:59:53,231 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 16:59:53,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 16:59:53,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-04-28 16:59:53,235 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 340 out of 443 [2021-04-28 16:59:53,238 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 119 transitions, 779 flow. Second operand has 7 states, 7 states have (on average 340.85714285714283) internal successors, (2386), 7 states have internal predecessors, (2386), 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) [2021-04-28 16:59:53,238 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 16:59:53,238 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 340 of 443 [2021-04-28 16:59:53,238 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 16:59:55,993 INFO L129 PetriNetUnfolder]: 11252/20790 cut-off events. [2021-04-28 16:59:55,993 INFO L130 PetriNetUnfolder]: For 42890/109772 co-relation queries the response was YES. [2021-04-28 16:59:56,126 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96417 conditions, 20790 events. 11252/20790 cut-off events. For 42890/109772 co-relation queries the response was YES. Maximal size of possible extension queue 4245. Compared 219560 event pairs, 70 based on Foata normal form. 2124/9774 useless extension candidates. Maximal degree in co-relation 96390. Up to 8640 conditions per place. [2021-04-28 16:59:56,155 INFO L132 encePairwiseOnDemand]: 428/443 looper letters, 2 selfloop transitions, 89 changer transitions 14/132 dead transitions. [2021-04-28 16:59:56,155 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 132 transitions, 1137 flow [2021-04-28 16:59:56,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-04-28 16:59:56,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-04-28 16:59:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 3845 transitions. [2021-04-28 16:59:56,170 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7890416581161502 [2021-04-28 16:59:56,170 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 3845 transitions. [2021-04-28 16:59:56,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 3845 transitions. [2021-04-28 16:59:56,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 16:59:56,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 3845 transitions. [2021-04-28 16:59:56,183 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 349.54545454545456) internal successors, (3845), 11 states have internal predecessors, (3845), 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) [2021-04-28 16:59:56,193 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 443.0) internal successors, (5316), 12 states have internal predecessors, (5316), 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) [2021-04-28 16:59:56,194 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 443.0) internal successors, (5316), 12 states have internal predecessors, (5316), 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) [2021-04-28 16:59:56,194 INFO L185 Difference]: Start difference. First operand has 80 places, 119 transitions, 779 flow. Second operand 11 states and 3845 transitions. [2021-04-28 16:59:56,195 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 132 transitions, 1137 flow [2021-04-28 17:00:07,082 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 132 transitions, 1121 flow, removed 4 selfloop flow, removed 4 redundant places. [2021-04-28 17:00:07,084 INFO L241 Difference]: Finished difference. Result has 89 places, 118 transitions, 985 flow [2021-04-28 17:00:07,085 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=443, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=88, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=985, PETRI_PLACES=89, PETRI_TRANSITIONS=118} [2021-04-28 17:00:07,085 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -77 predicate places. [2021-04-28 17:00:07,085 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:00:07,085 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 118 transitions, 985 flow [2021-04-28 17:00:07,085 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 118 transitions, 985 flow [2021-04-28 17:00:07,087 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 86 places, 118 transitions, 985 flow [2021-04-28 17:00:08,008 INFO L129 PetriNetUnfolder]: 6243/12103 cut-off events. [2021-04-28 17:00:08,008 INFO L130 PetriNetUnfolder]: For 21238/38849 co-relation queries the response was YES. [2021-04-28 17:00:08,067 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54798 conditions, 12103 events. 6243/12103 cut-off events. For 21238/38849 co-relation queries the response was YES. Maximal size of possible extension queue 2633. Compared 125159 event pairs, 44 based on Foata normal form. 1/4415 useless extension candidates. Maximal degree in co-relation 54772. Up to 5130 conditions per place. [2021-04-28 17:00:08,163 INFO L146 LiptonReduction]: Number of co-enabled transitions 2290 [2021-04-28 17:00:32,583 INFO L158 LiptonReduction]: Checked pairs total: 1127 [2021-04-28 17:00:32,583 INFO L160 LiptonReduction]: Total number of compositions: 2 [2021-04-28 17:00:32,584 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 25499 [2021-04-28 17:00:32,585 INFO L480 AbstractCegarLoop]: Abstraction has has 86 places, 118 transitions, 989 flow [2021-04-28 17:00:32,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 340.85714285714283) internal successors, (2386), 7 states have internal predecessors, (2386), 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) [2021-04-28 17:00:32,586 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:00:32,586 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] [2021-04-28 17:00:32,586 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-04-28 17:00:32,586 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:00:32,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:00:32,587 INFO L82 PathProgramCache]: Analyzing trace with hash 866857100, now seen corresponding path program 1 times [2021-04-28 17:00:32,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:00:32,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335065063] [2021-04-28 17:00:32,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:00:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:00:32,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:00:32,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 17:00:32,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:00:32,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 17:00:32,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 17:00:32,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 17:00:32,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:00:32,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335065063] [2021-04-28 17:00:32,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:00:32,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 17:00:32,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865199590] [2021-04-28 17:00:32,676 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 17:00:32,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:00:32,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 17:00:32,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 17:00:32,679 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 445 [2021-04-28 17:00:32,682 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 86 places, 118 transitions, 989 flow. Second operand has 4 states, 4 states have (on average 319.0) internal successors, (1276), 4 states have internal predecessors, (1276), 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) [2021-04-28 17:00:32,682 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:00:32,682 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 445 [2021-04-28 17:00:32,682 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:00:34,621 INFO L129 PetriNetUnfolder]: 12069/23161 cut-off events. [2021-04-28 17:00:34,622 INFO L130 PetriNetUnfolder]: For 39702/50031 co-relation queries the response was YES. [2021-04-28 17:00:34,766 INFO L84 FinitePrefix]: Finished finitePrefix Result has 105339 conditions, 23161 events. 12069/23161 cut-off events. For 39702/50031 co-relation queries the response was YES. Maximal size of possible extension queue 4590. Compared 254029 event pairs, 82 based on Foata normal form. 82/8952 useless extension candidates. Maximal degree in co-relation 105311. Up to 9990 conditions per place. [2021-04-28 17:00:34,795 INFO L132 encePairwiseOnDemand]: 442/445 looper letters, 3 selfloop transitions, 2 changer transitions 2/119 dead transitions. [2021-04-28 17:00:34,795 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 119 transitions, 1001 flow [2021-04-28 17:00:34,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 17:00:34,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 17:00:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1278 transitions. [2021-04-28 17:00:34,802 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7179775280898877 [2021-04-28 17:00:34,802 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1278 transitions. [2021-04-28 17:00:34,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1278 transitions. [2021-04-28 17:00:34,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:00:34,804 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1278 transitions. [2021-04-28 17:00:34,807 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 319.5) internal successors, (1278), 4 states have internal predecessors, (1278), 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) [2021-04-28 17:00:34,810 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 445.0) internal successors, (2225), 5 states have internal predecessors, (2225), 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) [2021-04-28 17:00:34,811 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 445.0) internal successors, (2225), 5 states have internal predecessors, (2225), 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) [2021-04-28 17:00:34,811 INFO L185 Difference]: Start difference. First operand has 86 places, 118 transitions, 989 flow. Second operand 4 states and 1278 transitions. [2021-04-28 17:00:34,811 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 119 transitions, 1001 flow [2021-04-28 17:00:56,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 119 transitions, 704 flow, removed 66 selfloop flow, removed 11 redundant places. [2021-04-28 17:00:56,762 INFO L241 Difference]: Finished difference. Result has 80 places, 117 transitions, 693 flow [2021-04-28 17:00:56,762 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=445, PETRI_DIFFERENCE_MINUEND_FLOW=692, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=693, PETRI_PLACES=80, PETRI_TRANSITIONS=117} [2021-04-28 17:00:56,763 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -86 predicate places. [2021-04-28 17:00:56,763 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:00:56,763 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 117 transitions, 693 flow [2021-04-28 17:00:56,763 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 117 transitions, 693 flow [2021-04-28 17:00:56,764 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 117 transitions, 693 flow [2021-04-28 17:00:57,694 INFO L129 PetriNetUnfolder]: 6628/12931 cut-off events. [2021-04-28 17:00:57,695 INFO L130 PetriNetUnfolder]: For 9934/10068 co-relation queries the response was YES. [2021-04-28 17:00:57,735 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46281 conditions, 12931 events. 6628/12931 cut-off events. For 9934/10068 co-relation queries the response was YES. Maximal size of possible extension queue 2286. Compared 135333 event pairs, 46 based on Foata normal form. 1/5159 useless extension candidates. Maximal degree in co-relation 46258. Up to 5400 conditions per place. [2021-04-28 17:00:57,812 INFO L146 LiptonReduction]: Number of co-enabled transitions 2070 [2021-04-28 17:01:31,722 INFO L158 LiptonReduction]: Checked pairs total: 520 [2021-04-28 17:01:31,722 INFO L160 LiptonReduction]: Total number of compositions: 2 [2021-04-28 17:01:31,722 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34959 [2021-04-28 17:01:31,724 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 117 transitions, 697 flow [2021-04-28 17:01:31,724 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 319.0) internal successors, (1276), 4 states have internal predecessors, (1276), 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) [2021-04-28 17:01:31,724 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:01:31,725 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] [2021-04-28 17:01:31,725 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-04-28 17:01:31,725 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:01:31,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:01:31,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1046603676, now seen corresponding path program 1 times [2021-04-28 17:01:31,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:01:31,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408311102] [2021-04-28 17:01:31,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:01:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 17:01:31,878 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.9 percent of original size [2021-04-28 17:01:31,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-04-28 17:01:31,982 INFO L142 QuantifierPusher]: treesize reduction 21, result has 79.0 percent of original size [2021-04-28 17:01:31,985 INFO L147 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size 74 [2021-04-28 17:01:32,128 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 25 [2021-04-28 17:01:32,137 INFO L142 QuantifierPusher]: treesize reduction 52, result has 64.1 percent of original size [2021-04-28 17:01:32,142 INFO L147 QuantifierPusher]: treesize reduction 8, result has 91.4 percent of original size 85 [2021-04-28 17:01:32,264 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2021-04-28 17:01:32,275 INFO L142 QuantifierPusher]: treesize reduction 52, result has 64.9 percent of original size [2021-04-28 17:01:32,279 INFO L147 QuantifierPusher]: treesize reduction 8, result has 91.7 percent of original size 88 [2021-04-28 17:01:32,418 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2021-04-28 17:01:32,424 INFO L142 QuantifierPusher]: treesize reduction 32, result has 70.4 percent of original size [2021-04-28 17:01:32,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-04-28 17:01:32,578 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 25 [2021-04-28 17:01:32,584 INFO L142 QuantifierPusher]: treesize reduction 51, result has 58.2 percent of original size [2021-04-28 17:01:32,588 INFO L147 QuantifierPusher]: treesize reduction 8, result has 88.7 percent of original size 63 [2021-04-28 17:01:32,718 INFO L142 QuantifierPusher]: treesize reduction 32, result has 62.8 percent of original size [2021-04-28 17:01:32,721 INFO L147 QuantifierPusher]: treesize reduction 20, result has 63.0 percent of original size 34 [2021-04-28 17:01:32,817 INFO L142 QuantifierPusher]: treesize reduction 11, result has 81.4 percent of original size [2021-04-28 17:01:32,819 INFO L147 QuantifierPusher]: treesize reduction 5, result has 89.6 percent of original size 43 [2021-04-28 17:01:32,959 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2021-04-28 17:01:32,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 17:01:32,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408311102] [2021-04-28 17:01:32,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 17:01:32,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-04-28 17:01:32,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815774186] [2021-04-28 17:01:32,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-28 17:01:32,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 17:01:32,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-28 17:01:32,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-04-28 17:01:32,967 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 447 [2021-04-28 17:01:32,969 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 117 transitions, 697 flow. Second operand has 10 states, 10 states have (on average 240.9) internal successors, (2409), 10 states have internal predecessors, (2409), 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) [2021-04-28 17:01:32,969 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 17:01:32,969 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 447 [2021-04-28 17:01:32,969 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 17:01:36,082 INFO L129 PetriNetUnfolder]: 16600/31871 cut-off events. [2021-04-28 17:01:36,082 INFO L130 PetriNetUnfolder]: For 36092/39305 co-relation queries the response was YES. [2021-04-28 17:01:36,241 INFO L84 FinitePrefix]: Finished finitePrefix Result has 115248 conditions, 31871 events. 16600/31871 cut-off events. For 36092/39305 co-relation queries the response was YES. Maximal size of possible extension queue 6231. Compared 369005 event pairs, 36 based on Foata normal form. 295/12656 useless extension candidates. Maximal degree in co-relation 115223. Up to 13770 conditions per place. [2021-04-28 17:01:36,278 INFO L132 encePairwiseOnDemand]: 439/447 looper letters, 15 selfloop transitions, 6 changer transitions 19/141 dead transitions. [2021-04-28 17:01:36,278 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 141 transitions, 885 flow [2021-04-28 17:01:36,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 17:01:36,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 17:01:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1954 transitions. [2021-04-28 17:01:36,287 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.546420581655481 [2021-04-28 17:01:36,287 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1954 transitions. [2021-04-28 17:01:36,288 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1954 transitions. [2021-04-28 17:01:36,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 17:01:36,289 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1954 transitions. [2021-04-28 17:01:36,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 244.25) internal successors, (1954), 8 states have internal predecessors, (1954), 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) [2021-04-28 17:01:36,300 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 447.0) internal successors, (4023), 9 states have internal predecessors, (4023), 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) [2021-04-28 17:01:36,300 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 447.0) internal successors, (4023), 9 states have internal predecessors, (4023), 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) [2021-04-28 17:01:36,301 INFO L185 Difference]: Start difference. First operand has 78 places, 117 transitions, 697 flow. Second operand 8 states and 1954 transitions. [2021-04-28 17:01:36,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 141 transitions, 885 flow [2021-04-28 17:01:56,447 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 141 transitions, 880 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-04-28 17:01:56,449 INFO L241 Difference]: Finished difference. Result has 89 places, 116 transitions, 729 flow [2021-04-28 17:01:56,449 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=447, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=729, PETRI_PLACES=89, PETRI_TRANSITIONS=116} [2021-04-28 17:01:56,450 INFO L343 CegarLoopForPetriNet]: 166 programPoint places, -77 predicate places. [2021-04-28 17:01:56,450 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 17:01:56,450 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 116 transitions, 729 flow [2021-04-28 17:01:56,450 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 116 transitions, 729 flow [2021-04-28 17:01:56,451 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 116 transitions, 729 flow [2021-04-28 17:01:57,288 INFO L129 PetriNetUnfolder]: 5851/11402 cut-off events. [2021-04-28 17:01:57,288 INFO L130 PetriNetUnfolder]: For 9275/9427 co-relation queries the response was YES. [2021-04-28 17:01:57,328 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41070 conditions, 11402 events. 5851/11402 cut-off events. For 9275/9427 co-relation queries the response was YES. Maximal size of possible extension queue 2067. Compared 117108 event pairs, 15 based on Foata normal form. 0/4587 useless extension candidates. Maximal degree in co-relation 41041. Up to 4860 conditions per place. [2021-04-28 17:01:57,404 INFO L146 LiptonReduction]: Number of co-enabled transitions 1512 [2021-04-28 17:02:49,465 INFO L158 LiptonReduction]: Checked pairs total: 73 [2021-04-28 17:02:49,465 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 17:02:49,465 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 53015 [2021-04-28 17:02:49,467 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 116 transitions, 731 flow [2021-04-28 17:02:49,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 240.9) internal successors, (2409), 10 states have internal predecessors, (2409), 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) [2021-04-28 17:02:49,468 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 17:02:49,468 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] [2021-04-28 17:02:49,468 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-04-28 17:02:49,470 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 17:02:49,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 17:02:49,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1148639137, now seen corresponding path program 1 times [2021-04-28 17:02:49,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 17:02:49,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485280128] [2021-04-28 17:02:49,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 17:02:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-28 17:02:49,581 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-28 17:02:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-28 17:02:49,699 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-28 17:02:49,764 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-28 17:02:49,764 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-28 17:02:49,764 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-04-28 17:02:49,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 05:02:49 BasicIcfg [2021-04-28 17:02:49,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-28 17:02:49,914 INFO L168 Benchmark]: Toolchain (without parser) took 405438.05 ms. Allocated memory was 302.0 MB in the beginning and 8.3 GB in the end (delta: 8.0 GB). Free memory was 277.1 MB in the beginning and 6.4 GB in the end (delta: -6.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.0 GB. [2021-04-28 17:02:49,914 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory was 271.9 MB in the beginning and 271.7 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 17:02:49,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.93 ms. Allocated memory is still 302.0 MB. Free memory was 274.1 MB in the beginning and 279.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.0 GB. [2021-04-28 17:02:49,914 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.73 ms. Allocated memory is still 302.0 MB. Free memory was 279.3 MB in the beginning and 276.3 MB in the end (delta: 3.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 17:02:49,915 INFO L168 Benchmark]: Boogie Preprocessor took 53.06 ms. Allocated memory is still 302.0 MB. Free memory was 276.3 MB in the beginning and 274.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-28 17:02:49,915 INFO L168 Benchmark]: RCFGBuilder took 2523.19 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 274.2 MB in the beginning and 236.0 MB in the end (delta: 38.3 MB). Peak memory consumption was 158.8 MB. Max. memory is 16.0 GB. [2021-04-28 17:02:49,915 INFO L168 Benchmark]: TraceAbstraction took 401937.01 ms. Allocated memory was 362.8 MB in the beginning and 8.3 GB in the end (delta: 8.0 GB). Free memory was 235.0 MB in the beginning and 6.4 GB in the end (delta: -6.2 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. [2021-04-28 17:02:49,917 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory was 271.9 MB in the beginning and 271.7 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 782.93 ms. Allocated memory is still 302.0 MB. Free memory was 274.1 MB in the beginning and 279.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 35.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 72.73 ms. Allocated memory is still 302.0 MB. Free memory was 279.3 MB in the beginning and 276.3 MB in the end (delta: 3.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 53.06 ms. Allocated memory is still 302.0 MB. Free memory was 276.3 MB in the beginning and 274.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2523.19 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 274.2 MB in the beginning and 236.0 MB in the end (delta: 38.3 MB). Peak memory consumption was 158.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 401937.01 ms. Allocated memory was 362.8 MB in the beginning and 8.3 GB in the end (delta: 8.0 GB). Free memory was 235.0 MB in the beginning and 6.4 GB in the end (delta: -6.2 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 143478.1ms, 127 PlacesBefore, 166 PlacesAfterwards, 116 TransitionsBefore, 155 TransitionsAfterwards, 2878 CoEnabledTransitionPairs, 11 FixpointIterations, 228 TrivialSequentialCompositions, 92 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 321 TotalNumberOfCompositions, 36247 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6533, positive: 6032, positive conditional: 6032, positive unconditional: 0, negative: 501, negative conditional: 501, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2943, positive: 2839, positive conditional: 0, positive unconditional: 2839, negative: 104, negative conditional: 0, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2943, positive: 2839, positive conditional: 0, positive unconditional: 2839, negative: 104, negative conditional: 0, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2943, positive: 2796, positive conditional: 0, positive unconditional: 2796, negative: 147, negative conditional: 0, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 147, positive: 43, positive conditional: 0, positive unconditional: 43, negative: 104, negative conditional: 0, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2430, positive: 137, positive conditional: 0, positive unconditional: 137, negative: 2293, negative conditional: 0, negative unconditional: 2293, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6533, positive: 3193, positive conditional: 3193, positive unconditional: 0, negative: 397, negative conditional: 397, negative unconditional: 0, unknown: 2943, unknown conditional: 2943, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2943, Positive cache size: 2839, Positive conditional cache size: 2839, Positive unconditional cache size: 0, Negative cache size: 104, Negative conditional cache size: 104, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17.6ms, 161 PlacesBefore, 65 PlacesAfterwards, 54 TransitionsBefore, 54 TransitionsAfterwards, 1710 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1778 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 154, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 46, negative conditional: 46, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 36, positive conditional: 1, positive unconditional: 35, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 36, positive: 36, positive conditional: 1, positive unconditional: 35, 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: 36, positive: 36, positive conditional: 0, positive unconditional: 36, 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: 154, positive: 72, positive conditional: 72, positive unconditional: 0, negative: 46, negative conditional: 46, negative unconditional: 0, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2979, Positive cache size: 2875, Positive conditional cache size: 2875, Positive unconditional cache size: 0, Negative cache size: 104, Negative conditional cache size: 104, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 229.9ms, 66 PlacesBefore, 52 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 968 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2434 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 521, positive: 434, positive conditional: 434, positive unconditional: 0, negative: 87, negative conditional: 87, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 97, positive: 91, positive conditional: 35, positive unconditional: 56, negative: 6, negative conditional: 2, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 97, positive: 91, positive conditional: 35, positive unconditional: 56, negative: 6, negative conditional: 2, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 97, positive: 91, positive conditional: 0, positive unconditional: 91, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 2, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 144, negative conditional: 14, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 521, positive: 343, positive conditional: 343, positive unconditional: 0, negative: 81, negative conditional: 81, negative unconditional: 0, unknown: 97, unknown conditional: 97, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3076, Positive cache size: 2966, Positive conditional cache size: 2966, Positive unconditional cache size: 0, Negative cache size: 110, Negative conditional cache size: 110, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 232.2ms, 53 PlacesBefore, 51 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 866 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2110 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 375, positive: 296, positive conditional: 296, positive unconditional: 0, negative: 79, negative conditional: 79, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41, positive: 37, positive conditional: 22, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41, positive: 37, positive conditional: 22, positive unconditional: 15, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41, positive: 37, positive conditional: 0, positive unconditional: 37, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 147, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 147, negative conditional: 0, negative unconditional: 147, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 375, positive: 259, positive conditional: 259, positive unconditional: 0, negative: 75, negative conditional: 75, negative unconditional: 0, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3117, Positive cache size: 3003, Positive conditional cache size: 3003, Positive unconditional cache size: 0, Negative cache size: 114, Negative conditional cache size: 114, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 58.6ms, 52 PlacesBefore, 52 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 862 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 979 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 172, positive: 135, positive conditional: 135, positive unconditional: 0, negative: 37, negative conditional: 37, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 6, positive: 4, positive conditional: 0, positive unconditional: 4, 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: 46, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 172, positive: 131, positive conditional: 131, positive unconditional: 0, negative: 35, negative conditional: 35, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3123, Positive cache size: 3007, Positive conditional cache size: 3007, Positive unconditional cache size: 0, Negative cache size: 116, Negative conditional cache size: 116, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 452.5ms, 54 PlacesBefore, 54 PlacesAfterwards, 42 TransitionsBefore, 42 TransitionsAfterwards, 980 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 391 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 127, positive: 114, positive conditional: 114, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 20, positive conditional: 8, positive unconditional: 12, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 24, positive: 20, positive conditional: 8, positive unconditional: 12, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 24, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 397, positive: 134, positive conditional: 134, positive unconditional: 0, negative: 263, negative conditional: 0, negative unconditional: 263, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 127, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3147, Positive cache size: 3027, Positive conditional cache size: 3027, Positive unconditional cache size: 0, Negative cache size: 120, Negative conditional cache size: 120, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1961.1ms, 59 PlacesBefore, 59 PlacesAfterwards, 67 TransitionsBefore, 67 TransitionsAfterwards, 1570 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 488 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 123, positive conditional: 123, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50, positive: 48, positive conditional: 25, positive unconditional: 23, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 50, positive: 48, positive conditional: 25, positive unconditional: 23, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 50, positive: 48, positive conditional: 0, positive unconditional: 48, 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: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 69, negative conditional: 69, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 133, positive: 75, positive conditional: 75, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 50, unknown conditional: 50, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3197, Positive cache size: 3075, Positive conditional cache size: 3075, Positive unconditional cache size: 0, Negative cache size: 122, Negative conditional cache size: 122, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1823.6ms, 67 PlacesBefore, 67 PlacesAfterwards, 92 TransitionsBefore, 92 TransitionsAfterwards, 2256 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 678 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 117, positive: 107, positive conditional: 107, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49, positive: 49, positive conditional: 44, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 49, positive: 49, positive conditional: 44, positive unconditional: 5, 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: 49, positive: 49, positive conditional: 0, positive unconditional: 49, 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: 117, positive: 58, positive conditional: 58, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 49, unknown conditional: 49, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3246, Positive cache size: 3124, Positive conditional cache size: 3124, Positive unconditional cache size: 0, Negative cache size: 122, Negative conditional cache size: 122, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5381.7ms, 69 PlacesBefore, 69 PlacesAfterwards, 93 TransitionsBefore, 93 TransitionsAfterwards, 2332 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 548 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 101, positive: 93, positive conditional: 93, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 26, positive unconditional: 8, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 26, positive unconditional: 8, 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: 35, positive: 34, positive conditional: 0, positive unconditional: 34, 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: 49, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 101, positive: 59, positive conditional: 59, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3281, Positive cache size: 3158, Positive conditional cache size: 3158, Positive unconditional cache size: 0, Negative cache size: 123, Negative conditional cache size: 123, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3461.7ms, 79 PlacesBefore, 79 PlacesAfterwards, 118 TransitionsBefore, 118 TransitionsAfterwards, 2644 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 628 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 161, positive: 153, positive conditional: 153, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 72, positive: 72, positive conditional: 69, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 72, positive: 72, positive conditional: 69, 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: 72, positive: 72, positive conditional: 0, positive unconditional: 72, 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: 161, positive: 81, positive conditional: 81, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 72, unknown conditional: 72, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3353, Positive cache size: 3230, Positive conditional cache size: 3230, Positive unconditional cache size: 0, Negative cache size: 123, Negative conditional cache size: 123, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 36551.5ms, 80 PlacesBefore, 80 PlacesAfterwards, 119 TransitionsBefore, 119 TransitionsAfterwards, 2712 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 478 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 137, positive: 131, positive conditional: 131, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43, positive: 42, positive conditional: 39, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 43, positive: 42, positive conditional: 39, positive unconditional: 3, 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: 43, positive: 42, positive conditional: 0, positive unconditional: 42, 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: 40, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 137, positive: 89, positive conditional: 89, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 43, unknown conditional: 43, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3396, Positive cache size: 3272, Positive conditional cache size: 3272, Positive unconditional cache size: 0, Negative cache size: 124, Negative conditional cache size: 124, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25498.1ms, 89 PlacesBefore, 86 PlacesAfterwards, 118 TransitionsBefore, 118 TransitionsAfterwards, 2290 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1127 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 529, positive: 516, positive conditional: 516, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 205, positive: 205, positive conditional: 186, positive unconditional: 19, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 205, positive: 205, positive conditional: 186, positive unconditional: 19, 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: 205, positive: 205, positive conditional: 0, positive unconditional: 205, 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: 529, positive: 311, positive conditional: 311, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 205, unknown conditional: 205, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3601, Positive cache size: 3477, Positive conditional cache size: 3477, Positive unconditional cache size: 0, Negative cache size: 124, Negative conditional cache size: 124, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 34959.0ms, 80 PlacesBefore, 78 PlacesAfterwards, 117 TransitionsBefore, 117 TransitionsAfterwards, 2070 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 520 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 168, positive: 163, positive conditional: 163, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 75, positive: 75, positive conditional: 67, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 75, positive: 75, positive conditional: 67, positive unconditional: 8, 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: 75, positive: 75, positive conditional: 0, positive unconditional: 75, 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: 168, positive: 88, positive conditional: 88, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 75, unknown conditional: 75, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3676, Positive cache size: 3552, Positive conditional cache size: 3552, Positive unconditional cache size: 0, Negative cache size: 124, Negative conditional cache size: 124, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 53015.2ms, 89 PlacesBefore, 83 PlacesAfterwards, 116 TransitionsBefore, 116 TransitionsAfterwards, 1512 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 73 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 73, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 63, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 73, positive: 73, positive conditional: 63, positive unconditional: 10, 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: 73, positive: 73, positive conditional: 0, positive unconditional: 73, 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: 73, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 73, unknown conditional: 73, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3749, Positive cache size: 3625, Positive conditional cache size: 3625, Positive unconditional cache size: 0, Negative cache size: 124, Negative conditional cache size: 124, Negative unconditional cache size: 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_p2_EBX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool main$tmp_guard0; [L724] 0 _Bool main$tmp_guard1; [L726] 0 int x = 0; [L727] 0 _Bool x$flush_delayed; [L728] 0 int x$mem_tmp; [L729] 0 _Bool x$r_buff0_thd0; [L730] 0 _Bool x$r_buff0_thd1; [L731] 0 _Bool x$r_buff0_thd2; [L732] 0 _Bool x$r_buff0_thd3; [L733] 0 _Bool x$r_buff0_thd4; [L734] 0 _Bool x$r_buff1_thd0; [L735] 0 _Bool x$r_buff1_thd1; [L736] 0 _Bool x$r_buff1_thd2; [L737] 0 _Bool x$r_buff1_thd3; [L738] 0 _Bool x$r_buff1_thd4; [L739] 0 _Bool x$read_delayed; [L740] 0 int *x$read_delayed_var; [L741] 0 int x$w_buff0; [L742] 0 _Bool x$w_buff0_used; [L743] 0 int x$w_buff1; [L744] 0 _Bool x$w_buff1_used; [L746] 0 int y = 0; [L748] 0 int z = 0; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L858] 0 pthread_t t145; [L859] FCALL, FORK 0 pthread_create(&t145, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L860] 0 pthread_t t146; [L861] FCALL, FORK 0 pthread_create(&t146, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L862] 0 pthread_t t147; [L863] FCALL, FORK 0 pthread_create(&t147, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 2 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L783] 2 x$r_buff1_thd4 = x$r_buff0_thd4 [L784] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L787] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L804] 3 y = 1 [L807] 3 __unbuffered_p2_EAX = y [L810] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L864] 0 pthread_t t148; [L865] FCALL, FORK 0 pthread_create(&t148, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L827] 4 z = 1 [L830] 4 __unbuffered_p3_EAX = z [L833] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=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=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L754] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, 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=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L757] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, 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=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L790] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L791] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L792] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L793] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L794] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L794] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L760] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L760] EXPR 1 x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x [L760] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L760] 1 x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x) [L761] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L761] 1 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used [L762] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L762] 1 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used [L763] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L763] 1 x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1 [L764] EXPR 1 x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L764] 1 x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1 [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L769] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L799] 2 return 0; [L813] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L813] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L813] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L813] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L814] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L814] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L815] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L815] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L816] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L816] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L817] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L817] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L820] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L822] 3 return 0; [L836] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L836] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L836] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L836] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L837] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L837] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L838] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L838] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L839] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L839] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L840] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L840] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L843] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L845] 4 return 0; [L867] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L871] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L871] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L871] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L871] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L872] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L872] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L873] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L873] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L874] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L874] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L875] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L875] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L878] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L879] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L880] 0 x$flush_delayed = weak$$choice2 [L881] 0 x$mem_tmp = x [L882] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L882] 0 x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1) [L883] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L883] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0) [L883] EXPR 0 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L883] 0 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)) [L884] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L884] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1) [L884] EXPR 0 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L884] 0 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1)) [L885] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L885] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used) [L885] EXPR 0 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L885] 0 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)) [L886] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L886] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L886] EXPR 0 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L886] 0 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L887] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L887] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0) [L887] EXPR 0 weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L887] 0 x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)) [L888] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L888] EXPR 0 !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L888] EXPR 0 weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L888] 0 x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L889] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L890] EXPR 0 x$flush_delayed ? x$mem_tmp : x [L890] 0 x = x$flush_delayed ? x$mem_tmp : x [L891] 0 x$flush_delayed = (_Bool)0 [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 119 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 16.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 401641.6ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 90384.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 143599.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 61 SDtfs, 56 SDslu, 22 SDs, 0 SdLazy, 597 SolverSat, 283 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1347.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2080.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1036occurred in iteration=9, InterpolantAutomatonStates: 68, 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: 60.0ms SsaConstructionTime, 732.8ms SatisfiabilityAnalysisTime, 2708.1ms InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 1981 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...