/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/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 22:33:00,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 22:33:00,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 22:33:01,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 22:33:01,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 22:33:01,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 22:33:01,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 22:33:01,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 22:33:01,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 22:33:01,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 22:33:01,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 22:33:01,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 22:33:01,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 22:33:01,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 22:33:01,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 22:33:01,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 22:33:01,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 22:33:01,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 22:33:01,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 22:33:01,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 22:33:01,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 22:33:01,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 22:33:01,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 22:33:01,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 22:33:01,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 22:33:01,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 22:33:01,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 22:33:01,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 22:33:01,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 22:33:01,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 22:33:01,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 22:33:01,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 22:33:01,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 22:33:01,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 22:33:01,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 22:33:01,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 22:33:01,050 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 [2021-03-25 22:33:01,071 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 22:33:01,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 22:33:01,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 22:33:01,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 22:33:01,073 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 22:33:01,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 22:33:01,073 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 22:33:01,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 22:33:01,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 22:33:01,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 22:33:01,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 22:33:01,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 22:33:01,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 22:33:01,074 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 22:33:01,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 22:33:01,074 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 22:33:01,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 22:33:01,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 22:33:01,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 22:33:01,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 22:33:01,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 22:33:01,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 22:33:01,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 22:33:01,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 22:33:01,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 22:33:01,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 22:33:01,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 22:33:01,076 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-25 22:33:01,076 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 22:33:01,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 22:33:01,076 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 22:33:01,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 22:33:01,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 22:33:01,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 22:33:01,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 22:33:01,387 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 22:33:01,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2021-03-25 22:33:01,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6e3079c/eff04293d33d4734b4da2c79567bf3a2/FLAG9dc0dbcfb [2021-03-25 22:33:01,968 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 22:33:01,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2021-03-25 22:33:01,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6e3079c/eff04293d33d4734b4da2c79567bf3a2/FLAG9dc0dbcfb [2021-03-25 22:33:02,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6e3079c/eff04293d33d4734b4da2c79567bf3a2 [2021-03-25 22:33:02,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 22:33:02,422 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 22:33:02,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 22:33:02,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 22:33:02,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 22:33:02,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:02,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a303ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02, skipping insertion in model container [2021-03-25 22:33:02,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:02,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 22:33:02,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 22:33:02,797 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/queue_longest.i[43296,43309] [2021-03-25 22:33:02,802 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/queue_longest.i[43503,43516] [2021-03-25 22:33:02,804 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/queue_longest.i[43783,43796] [2021-03-25 22:33:02,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 22:33:02,815 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 22:33:02,850 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/queue_longest.i[43296,43309] [2021-03-25 22:33:02,851 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/queue_longest.i[43503,43516] [2021-03-25 22:33:02,853 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/queue_longest.i[43783,43796] [2021-03-25 22:33:02,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 22:33:02,967 INFO L208 MainTranslator]: Completed translation [2021-03-25 22:33:02,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02 WrapperNode [2021-03-25 22:33:02,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 22:33:02,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 22:33:02,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 22:33:02,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 22:33:02,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:02,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 22:33:03,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 22:33:03,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 22:33:03,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 22:33:03,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... [2021-03-25 22:33:03,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 22:33:03,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 22:33:03,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 22:33:03,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 22:33:03,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 22:33:03,176 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-03-25 22:33:03,177 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-03-25 22:33:03,178 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-03-25 22:33:03,179 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-03-25 22:33:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 22:33:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 22:33:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 22:33:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 22:33:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-25 22:33:03,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 22:33:03,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 22:33:03,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 22:33:03,181 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 22:33:03,853 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 22:33:03,853 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-03-25 22:33:03,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 10:33:03 BoogieIcfgContainer [2021-03-25 22:33:03,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 22:33:03,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 22:33:03,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 22:33:03,858 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 22:33:03,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 10:33:02" (1/3) ... [2021-03-25 22:33:03,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@158f4259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 10:33:03, skipping insertion in model container [2021-03-25 22:33:03,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 10:33:02" (2/3) ... [2021-03-25 22:33:03,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@158f4259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 10:33:03, skipping insertion in model container [2021-03-25 22:33:03,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 10:33:03" (3/3) ... [2021-03-25 22:33:03,860 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2021-03-25 22:33:03,865 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 22:33:03,869 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-03-25 22:33:03,870 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 22:33:03,909 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,911 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,911 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,911 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,911 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,911 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,911 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,912 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,913 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,914 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,915 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,916 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,917 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,918 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,920 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,921 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,921 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,923 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,923 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,923 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,923 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,923 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,923 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,923 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,924 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,925 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,926 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,927 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,928 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,929 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,930 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,931 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,932 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,933 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,934 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,935 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,936 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,937 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,937 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,937 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,937 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,937 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,937 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,937 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,938 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,938 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,938 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,938 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,938 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,938 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,939 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,939 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,939 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,939 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,939 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,939 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,940 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,940 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,940 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,940 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,940 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,940 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,940 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,941 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,942 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,943 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,944 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,945 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,946 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,947 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,948 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,948 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,948 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,948 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,948 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,949 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,950 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,950 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,950 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,950 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,950 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,950 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,950 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,951 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,951 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,951 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,951 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,951 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,951 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,951 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,952 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,952 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,952 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,952 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,952 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,952 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,952 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,953 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,953 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,953 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,953 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,953 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,953 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,954 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,954 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,954 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,954 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,954 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,954 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,954 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,955 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,955 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,955 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,955 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,955 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,955 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,956 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,956 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,956 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,956 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,956 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,956 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,957 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,957 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,958 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,958 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,958 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,958 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,959 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,960 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,960 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,960 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,960 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,961 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,961 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,961 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,962 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,963 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,964 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,964 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,964 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,964 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,964 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,965 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,965 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,965 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,965 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,965 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,965 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,965 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,966 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,967 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,967 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,967 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,967 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,967 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,967 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,977 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,978 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,978 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,978 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,978 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,978 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,978 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,978 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,979 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,979 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,979 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,979 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,979 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,979 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,979 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,980 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,980 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,980 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,980 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,980 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,980 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,980 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,981 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,981 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,981 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,981 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,981 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,981 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,981 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,982 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,982 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,982 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,982 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,982 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,982 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,982 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,983 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,983 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,983 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,983 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,983 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,983 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,983 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,984 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,985 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,985 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,985 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,985 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,985 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,985 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,985 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,986 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,986 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,986 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,986 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,986 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,986 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,986 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,987 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,987 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,987 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,987 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,987 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,987 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,988 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,988 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,988 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,988 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,988 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,988 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,988 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,989 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,989 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,989 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,989 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,989 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,989 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,989 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,990 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,991 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,991 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,991 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,991 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:03,991 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,000 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,000 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,000 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,000 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,001 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,001 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,001 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,025 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,026 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,027 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,029 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,029 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,029 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,029 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,029 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,029 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,029 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,030 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,031 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,032 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,046 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,046 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,047 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,048 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,048 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 22:33:04,053 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-25 22:33:04,068 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-25 22:33:04,086 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 22:33:04,086 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 22:33:04,086 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 22:33:04,086 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 22:33:04,086 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 22:33:04,086 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 22:33:04,087 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 22:33:04,087 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 22:33:04,101 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 241 places, 251 transitions, 524 flow [2021-03-25 22:33:04,227 INFO L129 PetriNetUnfolder]: 16/251 cut-off events. [2021-03-25 22:33:04,227 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-25 22:33:04,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 262 conditions, 251 events. 16/251 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 386 event pairs, 0 based on Foata normal form. 0/233 useless extension candidates. Maximal degree in co-relation 181. Up to 3 conditions per place. [2021-03-25 22:33:04,235 INFO L82 GeneralOperation]: Start removeDead. Operand has 241 places, 251 transitions, 524 flow [2021-03-25 22:33:04,245 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 230 places, 239 transitions, 490 flow [2021-03-25 22:33:04,247 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:33:04,258 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 239 transitions, 490 flow [2021-03-25 22:33:04,261 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 239 transitions, 490 flow [2021-03-25 22:33:04,264 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 239 transitions, 490 flow [2021-03-25 22:33:04,305 INFO L129 PetriNetUnfolder]: 15/241 cut-off events. [2021-03-25 22:33:04,305 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 22:33:04,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 241 events. 15/241 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 320 event pairs, 0 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 181. Up to 2 conditions per place. [2021-03-25 22:33:04,316 INFO L142 LiptonReduction]: Number of co-enabled transitions 15260 [2021-03-25 22:33:08,759 INFO L154 LiptonReduction]: Checked pairs total: 17084 [2021-03-25 22:33:08,759 INFO L156 LiptonReduction]: Total number of compositions: 165 [2021-03-25 22:33:08,762 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4516 [2021-03-25 22:33:08,781 INFO L129 PetriNetUnfolder]: 1/14 cut-off events. [2021-03-25 22:33:08,781 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 22:33:08,781 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:33:08,782 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:33:08,782 INFO L428 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:33:08,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:33:08,786 INFO L82 PathProgramCache]: Analyzing trace with hash -277809427, now seen corresponding path program 1 times [2021-03-25 22:33:08,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:33:08,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261481194] [2021-03-25 22:33:08,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:33:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:33:09,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:09,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:33:09,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261481194] [2021-03-25 22:33:09,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:33:09,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 22:33:09,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103337546] [2021-03-25 22:33:09,022 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-25 22:33:09,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:33:09,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-25 22:33:09,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-25 22:33:09,037 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 416 [2021-03-25 22:33:09,045 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 98 transitions, 208 flow. Second operand has 2 states, 2 states have (on average 395.5) internal successors, (791), 2 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:09,045 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:33:09,045 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 416 [2021-03-25 22:33:09,046 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:33:09,081 INFO L129 PetriNetUnfolder]: 10/93 cut-off events. [2021-03-25 22:33:09,081 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 22:33:09,084 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 93 events. 10/93 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 145 event pairs, 0 based on Foata normal form. 3/84 useless extension candidates. Maximal degree in co-relation 99. Up to 2 conditions per place. [2021-03-25 22:33:09,086 INFO L132 encePairwiseOnDemand]: 412/416 looper letters, 0 selfloop transitions, 0 changer transitions 0/92 dead transitions. [2021-03-25 22:33:09,086 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 92 transitions, 196 flow [2021-03-25 22:33:09,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-25 22:33:09,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-25 22:33:09,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 794 transitions. [2021-03-25 22:33:09,110 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9543269230769231 [2021-03-25 22:33:09,111 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 794 transitions. [2021-03-25 22:33:09,111 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 794 transitions. [2021-03-25 22:33:09,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:33:09,118 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 794 transitions. [2021-03-25 22:33:09,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 397.0) internal successors, (794), 2 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:09,139 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:09,140 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 416.0) internal successors, (1248), 3 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:09,142 INFO L185 Difference]: Start difference. First operand has 91 places, 98 transitions, 208 flow. Second operand 2 states and 794 transitions. [2021-03-25 22:33:09,143 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 92 transitions, 196 flow [2021-03-25 22:33:09,146 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 92 transitions, 188 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-25 22:33:09,150 INFO L241 Difference]: Finished difference. Result has 85 places, 92 transitions, 188 flow [2021-03-25 22:33:09,152 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=416, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=188, PETRI_PLACES=85, PETRI_TRANSITIONS=92} [2021-03-25 22:33:09,152 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -6 predicate places. [2021-03-25 22:33:09,153 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:33:09,153 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 92 transitions, 188 flow [2021-03-25 22:33:09,153 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 92 transitions, 188 flow [2021-03-25 22:33:09,154 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 92 transitions, 188 flow [2021-03-25 22:33:09,162 INFO L129 PetriNetUnfolder]: 10/93 cut-off events. [2021-03-25 22:33:09,162 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 22:33:09,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 93 events. 10/93 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 141 event pairs, 0 based on Foata normal form. 0/81 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place. [2021-03-25 22:33:09,164 INFO L142 LiptonReduction]: Number of co-enabled transitions 2754 [2021-03-25 22:33:10,580 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-25 22:33:10,685 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-25 22:33:10,806 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-03-25 22:33:11,130 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-25 22:33:11,315 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-03-25 22:33:11,388 INFO L154 LiptonReduction]: Checked pairs total: 9229 [2021-03-25 22:33:11,388 INFO L156 LiptonReduction]: Total number of compositions: 25 [2021-03-25 22:33:11,389 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2236 [2021-03-25 22:33:11,397 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 68 transitions, 140 flow [2021-03-25 22:33:11,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 395.5) internal successors, (791), 2 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:11,398 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:33:11,398 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] [2021-03-25 22:33:11,399 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 22:33:11,399 INFO L428 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:33:11,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:33:11,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1507390914, now seen corresponding path program 1 times [2021-03-25 22:33:11,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:33:11,400 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916184591] [2021-03-25 22:33:11,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:33:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:33:11,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:11,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:11,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:11,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:33:11,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:11,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:11,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:33:11,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916184591] [2021-03-25 22:33:11,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:33:11,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 22:33:11,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185799453] [2021-03-25 22:33:11,522 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 22:33:11,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:33:11,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 22:33:11,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 22:33:11,533 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 395 out of 441 [2021-03-25 22:33:11,534 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 68 transitions, 140 flow. Second operand has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:11,534 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:33:11,534 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 395 of 441 [2021-03-25 22:33:11,534 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:33:11,557 INFO L129 PetriNetUnfolder]: 7/68 cut-off events. [2021-03-25 22:33:11,557 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 22:33:11,557 INFO L84 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 68 events. 7/68 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 109 event pairs, 0 based on Foata normal form. 0/60 useless extension candidates. Maximal degree in co-relation 62. Up to 5 conditions per place. [2021-03-25 22:33:11,558 INFO L132 encePairwiseOnDemand]: 435/441 looper letters, 3 selfloop transitions, 5 changer transitions 0/67 dead transitions. [2021-03-25 22:33:11,558 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 67 transitions, 154 flow [2021-03-25 22:33:11,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 22:33:11,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 22:33:11,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1194 transitions. [2021-03-25 22:33:11,561 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9024943310657596 [2021-03-25 22:33:11,561 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1194 transitions. [2021-03-25 22:33:11,561 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1194 transitions. [2021-03-25 22:33:11,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:33:11,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1194 transitions. [2021-03-25 22:33:11,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:11,567 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) [2021-03-25 22:33:11,568 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) [2021-03-25 22:33:11,568 INFO L185 Difference]: Start difference. First operand has 62 places, 68 transitions, 140 flow. Second operand 3 states and 1194 transitions. [2021-03-25 22:33:11,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 67 transitions, 154 flow [2021-03-25 22:33:11,569 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 67 transitions, 154 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 22:33:11,571 INFO L241 Difference]: Finished difference. Result has 64 places, 67 transitions, 148 flow [2021-03-25 22:33:11,571 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=148, PETRI_PLACES=64, PETRI_TRANSITIONS=67} [2021-03-25 22:33:11,571 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -27 predicate places. [2021-03-25 22:33:11,571 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:33:11,571 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 67 transitions, 148 flow [2021-03-25 22:33:11,572 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 67 transitions, 148 flow [2021-03-25 22:33:11,572 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 67 transitions, 148 flow [2021-03-25 22:33:11,579 INFO L129 PetriNetUnfolder]: 7/68 cut-off events. [2021-03-25 22:33:11,579 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 22:33:11,579 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 68 events. 7/68 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 106 event pairs, 0 based on Foata normal form. 0/60 useless extension candidates. Maximal degree in co-relation 60. Up to 4 conditions per place. [2021-03-25 22:33:11,580 INFO L142 LiptonReduction]: Number of co-enabled transitions 1894 [2021-03-25 22:33:12,212 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 22:33:12,497 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-03-25 22:33:12,910 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 22:33:13,352 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-03-25 22:33:14,165 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 177 [2021-03-25 22:33:14,875 WARN L205 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-03-25 22:33:15,897 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 192 DAG size of output: 181 [2021-03-25 22:33:16,787 WARN L205 SmtUtils]: Spent 887.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2021-03-25 22:33:18,260 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 187 DAG size of output: 171 [2021-03-25 22:33:18,887 WARN L205 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-03-25 22:33:21,087 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 190 DAG size of output: 174 [2021-03-25 22:33:22,035 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2021-03-25 22:33:22,043 INFO L154 LiptonReduction]: Checked pairs total: 9434 [2021-03-25 22:33:22,043 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 22:33:22,044 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10473 [2021-03-25 22:33:22,045 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 63 transitions, 140 flow [2021-03-25 22:33:22,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 396.3333333333333) internal successors, (1189), 3 states have internal predecessors, (1189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:22,046 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:33:22,046 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:33:22,046 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 22:33:22,047 INFO L428 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:33:22,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:33:22,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1254765725, now seen corresponding path program 1 times [2021-03-25 22:33:22,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:33:22,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901324839] [2021-03-25 22:33:22,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:33:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:33:22,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:22,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:22,162 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.0 percent of original size [2021-03-25 22:33:22,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 22:33:22,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:22,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:33:22,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:22,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:33:22,197 INFO L142 QuantifierPusher]: treesize reduction 28, result has 36.4 percent of original size [2021-03-25 22:33:22,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:33:22,208 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-03-25 22:33:22,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:33:22,218 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-03-25 22:33:22,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:33:22,219 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 22:33:22,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:22,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:22,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:22,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:33:22,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901324839] [2021-03-25 22:33:22,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:33:22,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-25 22:33:22,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491133161] [2021-03-25 22:33:22,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 22:33:22,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:33:22,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 22:33:22,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 22:33:22,225 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 239 out of 446 [2021-03-25 22:33:22,227 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 63 transitions, 140 flow. Second operand has 7 states, 7 states have (on average 241.0) internal successors, (1687), 7 states have internal predecessors, (1687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:22,228 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:33:22,228 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 239 of 446 [2021-03-25 22:33:22,228 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:33:22,624 INFO L129 PetriNetUnfolder]: 980/1957 cut-off events. [2021-03-25 22:33:22,624 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-03-25 22:33:22,628 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3594 conditions, 1957 events. 980/1957 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 10527 event pairs, 713 based on Foata normal form. 0/1687 useless extension candidates. Maximal degree in co-relation 1319. Up to 1466 conditions per place. [2021-03-25 22:33:22,637 INFO L132 encePairwiseOnDemand]: 439/446 looper letters, 42 selfloop transitions, 9 changer transitions 0/74 dead transitions. [2021-03-25 22:33:22,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 74 transitions, 266 flow [2021-03-25 22:33:22,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:33:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:33:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1486 transitions. [2021-03-25 22:33:22,642 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5553064275037369 [2021-03-25 22:33:22,642 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1486 transitions. [2021-03-25 22:33:22,642 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1486 transitions. [2021-03-25 22:33:22,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:33:22,643 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1486 transitions. [2021-03-25 22:33:22,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 247.66666666666666) internal successors, (1486), 6 states have internal predecessors, (1486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:22,651 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 446.0) internal successors, (3122), 7 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:22,653 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 446.0) internal successors, (3122), 7 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:22,653 INFO L185 Difference]: Start difference. First operand has 60 places, 63 transitions, 140 flow. Second operand 6 states and 1486 transitions. [2021-03-25 22:33:22,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 74 transitions, 266 flow [2021-03-25 22:33:22,657 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 74 transitions, 254 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 22:33:22,658 INFO L241 Difference]: Finished difference. Result has 67 places, 71 transitions, 188 flow [2021-03-25 22:33:22,659 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=446, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=188, PETRI_PLACES=67, PETRI_TRANSITIONS=71} [2021-03-25 22:33:22,659 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -24 predicate places. [2021-03-25 22:33:22,659 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:33:22,660 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 71 transitions, 188 flow [2021-03-25 22:33:22,661 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 71 transitions, 188 flow [2021-03-25 22:33:22,661 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 71 transitions, 188 flow [2021-03-25 22:33:22,669 INFO L129 PetriNetUnfolder]: 14/99 cut-off events. [2021-03-25 22:33:22,669 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 22:33:22,669 INFO L84 FinitePrefix]: Finished finitePrefix Result has 130 conditions, 99 events. 14/99 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 245 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 67. Up to 7 conditions per place. [2021-03-25 22:33:22,670 INFO L142 LiptonReduction]: Number of co-enabled transitions 1882 [2021-03-25 22:33:22,950 INFO L154 LiptonReduction]: Checked pairs total: 6604 [2021-03-25 22:33:22,953 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 22:33:22,953 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 294 [2021-03-25 22:33:22,958 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 71 transitions, 194 flow [2021-03-25 22:33:22,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 241.0) internal successors, (1687), 7 states have internal predecessors, (1687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:22,959 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:33:22,959 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:33:22,959 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 22:33:22,960 INFO L428 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:33:22,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:33:22,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1462734000, now seen corresponding path program 1 times [2021-03-25 22:33:22,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:33:22,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76645608] [2021-03-25 22:33:22,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:33:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:33:23,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:23,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:33:23,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:23,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:33:23,091 INFO L142 QuantifierPusher]: treesize reduction 21, result has 51.2 percent of original size [2021-03-25 22:33:23,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 22:33:23,113 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 22:33:23,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 22:33:23,123 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 22:33:23,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 22:33:23,126 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 22:33:23,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:23,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:23,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:33:23,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:33:23,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76645608] [2021-03-25 22:33:23,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:33:23,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 22:33:23,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151510854] [2021-03-25 22:33:23,131 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:33:23,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:33:23,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:33:23,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:33:23,135 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 242 out of 449 [2021-03-25 22:33:23,136 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 71 transitions, 194 flow. Second operand has 6 states, 6 states have (on average 244.0) internal successors, (1464), 6 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:23,137 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:33:23,137 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 242 of 449 [2021-03-25 22:33:23,137 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:33:23,575 INFO L129 PetriNetUnfolder]: 1183/2349 cut-off events. [2021-03-25 22:33:23,576 INFO L130 PetriNetUnfolder]: For 164/164 co-relation queries the response was YES. [2021-03-25 22:33:23,580 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4431 conditions, 2349 events. 1183/2349 cut-off events. For 164/164 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 13247 event pairs, 222 based on Foata normal form. 10/2084 useless extension candidates. Maximal degree in co-relation 3355. Up to 1524 conditions per place. [2021-03-25 22:33:23,592 INFO L132 encePairwiseOnDemand]: 437/449 looper letters, 66 selfloop transitions, 18 changer transitions 0/107 dead transitions. [2021-03-25 22:33:23,592 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 107 transitions, 453 flow [2021-03-25 22:33:23,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 22:33:23,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 22:33:23,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1292 transitions. [2021-03-25 22:33:23,596 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5755011135857461 [2021-03-25 22:33:23,597 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1292 transitions. [2021-03-25 22:33:23,597 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1292 transitions. [2021-03-25 22:33:23,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:33:23,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1292 transitions. [2021-03-25 22:33:23,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 258.4) internal successors, (1292), 5 states have internal predecessors, (1292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:23,604 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:23,606 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:23,606 INFO L185 Difference]: Start difference. First operand has 67 places, 71 transitions, 194 flow. Second operand 5 states and 1292 transitions. [2021-03-25 22:33:23,606 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 107 transitions, 453 flow [2021-03-25 22:33:23,609 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 107 transitions, 447 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-25 22:33:23,612 INFO L241 Difference]: Finished difference. Result has 74 places, 81 transitions, 296 flow [2021-03-25 22:33:23,613 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=296, PETRI_PLACES=74, PETRI_TRANSITIONS=81} [2021-03-25 22:33:23,613 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -17 predicate places. [2021-03-25 22:33:23,613 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:33:23,613 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 81 transitions, 296 flow [2021-03-25 22:33:23,613 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 81 transitions, 296 flow [2021-03-25 22:33:23,614 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 81 transitions, 296 flow [2021-03-25 22:33:23,632 INFO L129 PetriNetUnfolder]: 41/288 cut-off events. [2021-03-25 22:33:23,632 INFO L130 PetriNetUnfolder]: For 37/38 co-relation queries the response was YES. [2021-03-25 22:33:23,633 INFO L84 FinitePrefix]: Finished finitePrefix Result has 406 conditions, 288 events. 41/288 cut-off events. For 37/38 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1448 event pairs, 1 based on Foata normal form. 1/251 useless extension candidates. Maximal degree in co-relation 335. Up to 22 conditions per place. [2021-03-25 22:33:23,635 INFO L142 LiptonReduction]: Number of co-enabled transitions 2106 [2021-03-25 22:33:23,675 INFO L154 LiptonReduction]: Checked pairs total: 1675 [2021-03-25 22:33:23,675 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:33:23,676 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 63 [2021-03-25 22:33:23,678 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 81 transitions, 296 flow [2021-03-25 22:33:23,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 244.0) internal successors, (1464), 6 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:23,679 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:33:23,679 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:33:23,679 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 22:33:23,680 INFO L428 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:33:23,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:33:23,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1260813338, now seen corresponding path program 1 times [2021-03-25 22:33:23,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:33:23,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985400508] [2021-03-25 22:33:23,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:33:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:33:23,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:23,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 22:33:23,787 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.0 percent of original size [2021-03-25 22:33:23,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 22:33:23,804 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.0 percent of original size [2021-03-25 22:33:23,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 22:33:23,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:23,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 22:33:23,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:23,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 22:33:23,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:23,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:33:23,855 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-25 22:33:23,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:33:23,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:33:23,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985400508] [2021-03-25 22:33:23,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:33:23,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 22:33:23,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606830696] [2021-03-25 22:33:23,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:33:23,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:33:23,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:33:23,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:33:23,869 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 449 [2021-03-25 22:33:23,871 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 81 transitions, 296 flow. Second operand has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:23,871 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:33:23,871 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 449 [2021-03-25 22:33:23,871 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:33:24,379 INFO L129 PetriNetUnfolder]: 1349/2723 cut-off events. [2021-03-25 22:33:24,380 INFO L130 PetriNetUnfolder]: For 652/652 co-relation queries the response was YES. [2021-03-25 22:33:24,388 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5554 conditions, 2723 events. 1349/2723 cut-off events. For 652/652 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 16344 event pairs, 276 based on Foata normal form. 20/2438 useless extension candidates. Maximal degree in co-relation 4244. Up to 1675 conditions per place. [2021-03-25 22:33:24,401 INFO L132 encePairwiseOnDemand]: 440/449 looper letters, 78 selfloop transitions, 16 changer transitions 0/116 dead transitions. [2021-03-25 22:33:24,402 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 116 transitions, 580 flow [2021-03-25 22:33:24,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 22:33:24,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 22:33:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1212 transitions. [2021-03-25 22:33:24,405 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5398663697104678 [2021-03-25 22:33:24,405 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1212 transitions. [2021-03-25 22:33:24,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1212 transitions. [2021-03-25 22:33:24,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:33:24,406 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1212 transitions. [2021-03-25 22:33:24,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 242.4) internal successors, (1212), 5 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:24,413 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:24,414 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 449.0) internal successors, (2694), 6 states have internal predecessors, (2694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:24,414 INFO L185 Difference]: Start difference. First operand has 74 places, 81 transitions, 296 flow. Second operand 5 states and 1212 transitions. [2021-03-25 22:33:24,414 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 116 transitions, 580 flow [2021-03-25 22:33:24,419 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 116 transitions, 568 flow, removed 6 selfloop flow, removed 0 redundant places. [2021-03-25 22:33:24,421 INFO L241 Difference]: Finished difference. Result has 80 places, 87 transitions, 374 flow [2021-03-25 22:33:24,421 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=281, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=374, PETRI_PLACES=80, PETRI_TRANSITIONS=87} [2021-03-25 22:33:24,422 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, -11 predicate places. [2021-03-25 22:33:24,422 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:33:24,422 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 87 transitions, 374 flow [2021-03-25 22:33:24,422 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 87 transitions, 374 flow [2021-03-25 22:33:24,423 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 87 transitions, 374 flow [2021-03-25 22:33:24,444 INFO L129 PetriNetUnfolder]: 45/316 cut-off events. [2021-03-25 22:33:24,444 INFO L130 PetriNetUnfolder]: For 108/113 co-relation queries the response was YES. [2021-03-25 22:33:24,445 INFO L84 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 316 events. 45/316 cut-off events. For 108/113 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1673 event pairs, 1 based on Foata normal form. 4/277 useless extension candidates. Maximal degree in co-relation 396. Up to 25 conditions per place. [2021-03-25 22:33:24,448 INFO L142 LiptonReduction]: Number of co-enabled transitions 2200 [2021-03-25 22:33:24,472 INFO L154 LiptonReduction]: Checked pairs total: 1369 [2021-03-25 22:33:24,472 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:33:24,472 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 50 [2021-03-25 22:33:24,478 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 87 transitions, 374 flow [2021-03-25 22:33:24,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:24,479 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:33:24,479 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:33:24,479 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 22:33:24,480 INFO L428 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:33:24,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:33:24,483 INFO L82 PathProgramCache]: Analyzing trace with hash -580625226, now seen corresponding path program 1 times [2021-03-25 22:33:24,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:33:24,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350909264] [2021-03-25 22:33:24,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:33:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:33:24,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:24,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 22:33:24,586 INFO L142 QuantifierPusher]: treesize reduction 16, result has 68.6 percent of original size [2021-03-25 22:33:24,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 22:33:24,602 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.4 percent of original size [2021-03-25 22:33:24,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 22:33:24,607 INFO L142 QuantifierPusher]: treesize reduction 13, result has 73.5 percent of original size [2021-03-25 22:33:24,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 22:33:24,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:24,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 22:33:24,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:33:24,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:33:24,649 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-25 22:33:24,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:33:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:33:24,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350909264] [2021-03-25 22:33:24,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:33:24,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 22:33:24,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624816900] [2021-03-25 22:33:24,660 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:33:24,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:33:24,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:33:24,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:33:24,663 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 227 out of 449 [2021-03-25 22:33:24,664 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 87 transitions, 374 flow. Second operand has 8 states, 8 states have (on average 228.375) internal successors, (1827), 8 states have internal predecessors, (1827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:24,665 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:33:24,665 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 227 of 449 [2021-03-25 22:33:24,665 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:33:25,196 INFO L129 PetriNetUnfolder]: 1348/2710 cut-off events. [2021-03-25 22:33:25,196 INFO L130 PetriNetUnfolder]: For 1034/1034 co-relation queries the response was YES. [2021-03-25 22:33:25,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5776 conditions, 2710 events. 1348/2710 cut-off events. For 1034/1034 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 16008 event pairs, 829 based on Foata normal form. 0/2389 useless extension candidates. Maximal degree in co-relation 5264. Up to 2064 conditions per place. [2021-03-25 22:33:25,218 INFO L132 encePairwiseOnDemand]: 437/449 looper letters, 60 selfloop transitions, 18 changer transitions 0/100 dead transitions. [2021-03-25 22:33:25,219 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 100 transitions, 574 flow [2021-03-25 22:33:25,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 22:33:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 22:33:25,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1877 transitions. [2021-03-25 22:33:25,224 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5225501113585747 [2021-03-25 22:33:25,224 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1877 transitions. [2021-03-25 22:33:25,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1877 transitions. [2021-03-25 22:33:25,225 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:33:25,225 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1877 transitions. [2021-03-25 22:33:25,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 234.625) internal successors, (1877), 8 states have internal predecessors, (1877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:25,236 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 449.0) internal successors, (4041), 9 states have internal predecessors, (4041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:25,237 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 449.0) internal successors, (4041), 9 states have internal predecessors, (4041), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:25,237 INFO L185 Difference]: Start difference. First operand has 80 places, 87 transitions, 374 flow. Second operand 8 states and 1877 transitions. [2021-03-25 22:33:25,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 100 transitions, 574 flow [2021-03-25 22:33:25,242 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 100 transitions, 570 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-25 22:33:25,245 INFO L241 Difference]: Finished difference. Result has 91 places, 96 transitions, 472 flow [2021-03-25 22:33:25,246 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=370, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=472, PETRI_PLACES=91, PETRI_TRANSITIONS=96} [2021-03-25 22:33:25,246 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 0 predicate places. [2021-03-25 22:33:25,246 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:33:25,246 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 96 transitions, 472 flow [2021-03-25 22:33:25,246 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 96 transitions, 472 flow [2021-03-25 22:33:25,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 96 transitions, 472 flow [2021-03-25 22:33:25,269 INFO L129 PetriNetUnfolder]: 50/321 cut-off events. [2021-03-25 22:33:25,270 INFO L130 PetriNetUnfolder]: For 164/168 co-relation queries the response was YES. [2021-03-25 22:33:25,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 550 conditions, 321 events. 50/321 cut-off events. For 164/168 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1695 event pairs, 1 based on Foata normal form. 3/287 useless extension candidates. Maximal degree in co-relation 480. Up to 24 conditions per place. [2021-03-25 22:33:25,274 INFO L142 LiptonReduction]: Number of co-enabled transitions 2202 [2021-03-25 22:33:25,466 INFO L154 LiptonReduction]: Checked pairs total: 2036 [2021-03-25 22:33:25,466 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 22:33:25,466 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 220 [2021-03-25 22:33:25,468 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 96 transitions, 473 flow [2021-03-25 22:33:25,469 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 228.375) internal successors, (1827), 8 states have internal predecessors, (1827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:25,469 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:33:25,469 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:33:25,470 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 22:33:25,470 INFO L428 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:33:25,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:33:25,471 INFO L82 PathProgramCache]: Analyzing trace with hash -422504068, now seen corresponding path program 1 times [2021-03-25 22:33:25,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:33:25,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157398892] [2021-03-25 22:33:25,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:33:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:33:28,637 INFO L142 QuantifierPusher]: treesize reduction 56, result has 85.0 percent of original size [2021-03-25 22:33:28,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 317 [2021-03-25 22:33:28,725 INFO L142 QuantifierPusher]: treesize reduction 56, result has 85.0 percent of original size [2021-03-25 22:33:28,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 317 [2021-03-25 22:33:28,735 INFO L142 QuantifierPusher]: treesize reduction 337, result has 73.2 percent of original size [2021-03-25 22:33:28,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 922 [2021-03-25 22:33:29,042 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 52 [2021-03-25 22:33:29,048 INFO L142 QuantifierPusher]: treesize reduction 756, result has 72.6 percent of original size [2021-03-25 22:33:29,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1999 [2021-03-25 22:33:29,990 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 58 [2021-03-25 22:33:29,995 INFO L142 QuantifierPusher]: treesize reduction 756, result has 72.6 percent of original size [2021-03-25 22:33:29,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1999 [2021-03-25 22:33:30,001 INFO L142 QuantifierPusher]: treesize reduction 476, result has 72.1 percent of original size [2021-03-25 22:33:30,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1228 [2021-03-25 22:33:30,643 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 50 [2021-03-25 22:33:30,648 INFO L142 QuantifierPusher]: treesize reduction 433, result has 71.7 percent of original size [2021-03-25 22:33:30,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1095 [2021-03-25 22:33:31,095 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2021-03-25 22:33:31,098 INFO L142 QuantifierPusher]: treesize reduction 2976, result has 58.9 percent of original size [2021-03-25 22:33:31,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4258 [2021-03-25 22:33:32,451 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-03-25 22:33:32,461 INFO L142 QuantifierPusher]: treesize reduction 1136, result has 68.4 percent of original size [2021-03-25 22:33:32,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2458 [2021-03-25 22:33:33,668 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-03-25 22:33:33,671 INFO L142 QuantifierPusher]: treesize reduction 25, result has 35.9 percent of original size [2021-03-25 22:33:33,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:33:33,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:33:33,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157398892] [2021-03-25 22:33:33,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:33:33,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 22:33:33,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545966709] [2021-03-25 22:33:33,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 22:33:33,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:33:33,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 22:33:33,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-03-25 22:33:33,723 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 220 out of 451 [2021-03-25 22:33:33,726 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 96 transitions, 473 flow. Second operand has 10 states, 10 states have (on average 221.2) internal successors, (2212), 10 states have internal predecessors, (2212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:33:33,726 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:33:33,726 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 220 of 451 [2021-03-25 22:33:33,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:33:35,715 WARN L205 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 38 [2021-03-25 22:33:40,341 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 70 [2021-03-25 22:33:52,153 WARN L205 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 120 [2021-03-25 22:34:01,176 WARN L205 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 129 [2021-03-25 22:34:27,651 INFO L129 PetriNetUnfolder]: 1429/2900 cut-off events. [2021-03-25 22:34:27,652 INFO L130 PetriNetUnfolder]: For 1131/1135 co-relation queries the response was YES. [2021-03-25 22:34:27,660 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6415 conditions, 2900 events. 1429/2900 cut-off events. For 1131/1135 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 18261 event pairs, 444 based on Foata normal form. 0/2588 useless extension candidates. Maximal degree in co-relation 5885. Up to 1838 conditions per place. [2021-03-25 22:34:27,670 INFO L132 encePairwiseOnDemand]: 435/451 looper letters, 110 selfloop transitions, 31 changer transitions 6/169 dead transitions. [2021-03-25 22:34:27,671 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 169 transitions, 984 flow [2021-03-25 22:34:27,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 22:34:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 22:34:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2547 transitions. [2021-03-25 22:34:27,681 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5134045555331587 [2021-03-25 22:34:27,681 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2547 transitions. [2021-03-25 22:34:27,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2547 transitions. [2021-03-25 22:34:27,683 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:27,683 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2547 transitions. [2021-03-25 22:34:27,688 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 231.54545454545453) internal successors, (2547), 11 states have internal predecessors, (2547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:27,694 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:27,695 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 451.0) internal successors, (5412), 12 states have internal predecessors, (5412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:27,695 INFO L185 Difference]: Start difference. First operand has 91 places, 96 transitions, 473 flow. Second operand 11 states and 2547 transitions. [2021-03-25 22:34:27,696 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 169 transitions, 984 flow [2021-03-25 22:34:27,701 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 169 transitions, 961 flow, removed 5 selfloop flow, removed 2 redundant places. [2021-03-25 22:34:27,707 INFO L241 Difference]: Finished difference. Result has 105 places, 111 transitions, 638 flow [2021-03-25 22:34:27,707 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=451, PETRI_DIFFERENCE_MINUEND_FLOW=451, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=638, PETRI_PLACES=105, PETRI_TRANSITIONS=111} [2021-03-25 22:34:27,707 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 14 predicate places. [2021-03-25 22:34:27,707 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:27,707 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 111 transitions, 638 flow [2021-03-25 22:34:27,708 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 111 transitions, 638 flow [2021-03-25 22:34:27,708 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 111 transitions, 638 flow [2021-03-25 22:34:27,741 INFO L129 PetriNetUnfolder]: 76/503 cut-off events. [2021-03-25 22:34:27,741 INFO L130 PetriNetUnfolder]: For 270/275 co-relation queries the response was YES. [2021-03-25 22:34:27,743 INFO L84 FinitePrefix]: Finished finitePrefix Result has 846 conditions, 503 events. 76/503 cut-off events. For 270/275 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 3102 event pairs, 0 based on Foata normal form. 4/440 useless extension candidates. Maximal degree in co-relation 802. Up to 34 conditions per place. [2021-03-25 22:34:27,748 INFO L142 LiptonReduction]: Number of co-enabled transitions 2414 [2021-03-25 22:34:28,103 INFO L154 LiptonReduction]: Checked pairs total: 2436 [2021-03-25 22:34:28,103 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 22:34:28,104 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 397 [2021-03-25 22:34:28,105 INFO L480 AbstractCegarLoop]: Abstraction has has 105 places, 111 transitions, 644 flow [2021-03-25 22:34:28,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 221.2) internal successors, (2212), 10 states have internal predecessors, (2212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:28,106 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:28,106 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:28,106 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 22:34:28,106 INFO L428 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:28,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:28,107 INFO L82 PathProgramCache]: Analyzing trace with hash -452792045, now seen corresponding path program 1 times [2021-03-25 22:34:28,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:28,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899537756] [2021-03-25 22:34:28,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:28,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:28,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:28,160 INFO L142 QuantifierPusher]: treesize reduction 16, result has 70.9 percent of original size [2021-03-25 22:34:28,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 22:34:28,187 INFO L142 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size [2021-03-25 22:34:28,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 22:34:28,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:28,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 22:34:28,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:28,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 22:34:28,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:28,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:34:28,244 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-25 22:34:28,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:34:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:28,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899537756] [2021-03-25 22:34:28,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:28,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 22:34:28,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3706544] [2021-03-25 22:34:28,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:34:28,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:28,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:34:28,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:34:28,261 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 453 [2021-03-25 22:34:28,262 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 111 transitions, 644 flow. Second operand has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:28,262 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:28,262 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 453 [2021-03-25 22:34:28,262 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:29,044 INFO L129 PetriNetUnfolder]: 1442/2900 cut-off events. [2021-03-25 22:34:29,044 INFO L130 PetriNetUnfolder]: For 2226/2230 co-relation queries the response was YES. [2021-03-25 22:34:29,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7045 conditions, 2900 events. 1442/2900 cut-off events. For 2226/2230 co-relation queries the response was YES. Maximal size of possible extension queue 109. Compared 17855 event pairs, 481 based on Foata normal form. 0/2575 useless extension candidates. Maximal degree in co-relation 6485. Up to 1833 conditions per place. [2021-03-25 22:34:29,071 INFO L132 encePairwiseOnDemand]: 440/453 looper letters, 97 selfloop transitions, 26 changer transitions 0/145 dead transitions. [2021-03-25 22:34:29,071 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 145 transitions, 991 flow [2021-03-25 22:34:29,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:34:29,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:34:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1451 transitions. [2021-03-25 22:34:29,075 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5338484179543782 [2021-03-25 22:34:29,075 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1451 transitions. [2021-03-25 22:34:29,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1451 transitions. [2021-03-25 22:34:29,076 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:29,076 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1451 transitions. [2021-03-25 22:34:29,085 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 241.83333333333334) internal successors, (1451), 6 states have internal predecessors, (1451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:29,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 453.0) internal successors, (3171), 7 states have internal predecessors, (3171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:29,090 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 453.0) internal successors, (3171), 7 states have internal predecessors, (3171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:29,090 INFO L185 Difference]: Start difference. First operand has 105 places, 111 transitions, 644 flow. Second operand 6 states and 1451 transitions. [2021-03-25 22:34:29,090 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 145 transitions, 991 flow [2021-03-25 22:34:29,097 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 145 transitions, 953 flow, removed 8 selfloop flow, removed 2 redundant places. [2021-03-25 22:34:29,100 INFO L241 Difference]: Finished difference. Result has 110 places, 114 transitions, 696 flow [2021-03-25 22:34:29,100 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=696, PETRI_PLACES=110, PETRI_TRANSITIONS=114} [2021-03-25 22:34:29,100 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 19 predicate places. [2021-03-25 22:34:29,101 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:29,101 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 110 places, 114 transitions, 696 flow [2021-03-25 22:34:29,101 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 110 places, 114 transitions, 696 flow [2021-03-25 22:34:29,102 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 110 places, 114 transitions, 696 flow [2021-03-25 22:34:29,149 INFO L129 PetriNetUnfolder]: 82/538 cut-off events. [2021-03-25 22:34:29,150 INFO L130 PetriNetUnfolder]: For 308/313 co-relation queries the response was YES. [2021-03-25 22:34:29,152 INFO L84 FinitePrefix]: Finished finitePrefix Result has 930 conditions, 538 events. 82/538 cut-off events. For 308/313 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 3413 event pairs, 0 based on Foata normal form. 4/469 useless extension candidates. Maximal degree in co-relation 888. Up to 38 conditions per place. [2021-03-25 22:34:29,156 INFO L142 LiptonReduction]: Number of co-enabled transitions 2474 [2021-03-25 22:34:29,194 INFO L154 LiptonReduction]: Checked pairs total: 1446 [2021-03-25 22:34:29,194 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:34:29,195 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 94 [2021-03-25 22:34:29,196 INFO L480 AbstractCegarLoop]: Abstraction has has 110 places, 114 transitions, 696 flow [2021-03-25 22:34:29,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:29,197 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:29,197 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:29,198 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 22:34:29,198 INFO L428 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:29,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:29,198 INFO L82 PathProgramCache]: Analyzing trace with hash -450306155, now seen corresponding path program 2 times [2021-03-25 22:34:29,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:29,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507942652] [2021-03-25 22:34:29,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:29,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:29,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:29,265 INFO L142 QuantifierPusher]: treesize reduction 16, result has 70.9 percent of original size [2021-03-25 22:34:29,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 22:34:29,292 INFO L142 QuantifierPusher]: treesize reduction 25, result has 67.5 percent of original size [2021-03-25 22:34:29,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 22:34:29,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:29,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 22:34:29,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:29,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 22:34:29,333 INFO L142 QuantifierPusher]: treesize reduction 14, result has 51.7 percent of original size [2021-03-25 22:34:29,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:34:29,352 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-03-25 22:34:29,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 22:34:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:29,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507942652] [2021-03-25 22:34:29,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:29,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 22:34:29,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10924756] [2021-03-25 22:34:29,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 22:34:29,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:29,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 22:34:29,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-25 22:34:29,370 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 453 [2021-03-25 22:34:29,372 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 114 transitions, 696 flow. Second operand has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:29,372 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:29,372 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 453 [2021-03-25 22:34:29,372 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:30,153 INFO L129 PetriNetUnfolder]: 1427/2867 cut-off events. [2021-03-25 22:34:30,153 INFO L130 PetriNetUnfolder]: For 2261/2265 co-relation queries the response was YES. [2021-03-25 22:34:30,166 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7123 conditions, 2867 events. 1427/2867 cut-off events. For 2261/2265 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 17478 event pairs, 457 based on Foata normal form. 0/2557 useless extension candidates. Maximal degree in co-relation 6941. Up to 1831 conditions per place. [2021-03-25 22:34:30,182 INFO L132 encePairwiseOnDemand]: 440/453 looper letters, 99 selfloop transitions, 30 changer transitions 1/152 dead transitions. [2021-03-25 22:34:30,182 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 152 transitions, 1067 flow [2021-03-25 22:34:30,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 22:34:30,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 22:34:30,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1683 transitions. [2021-03-25 22:34:30,187 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5307473982970672 [2021-03-25 22:34:30,188 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1683 transitions. [2021-03-25 22:34:30,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1683 transitions. [2021-03-25 22:34:30,188 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:30,189 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1683 transitions. [2021-03-25 22:34:30,191 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 240.42857142857142) internal successors, (1683), 7 states have internal predecessors, (1683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:30,195 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 453.0) internal successors, (3624), 8 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:30,196 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 453.0) internal successors, (3624), 8 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:30,196 INFO L185 Difference]: Start difference. First operand has 110 places, 114 transitions, 696 flow. Second operand 7 states and 1683 transitions. [2021-03-25 22:34:30,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 152 transitions, 1067 flow [2021-03-25 22:34:30,204 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 152 transitions, 975 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-03-25 22:34:30,207 INFO L241 Difference]: Finished difference. Result has 112 places, 118 transitions, 718 flow [2021-03-25 22:34:30,207 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=614, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=718, PETRI_PLACES=112, PETRI_TRANSITIONS=118} [2021-03-25 22:34:30,207 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 21 predicate places. [2021-03-25 22:34:30,207 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:30,208 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 118 transitions, 718 flow [2021-03-25 22:34:30,208 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 118 transitions, 718 flow [2021-03-25 22:34:30,208 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 118 transitions, 718 flow [2021-03-25 22:34:30,238 INFO L129 PetriNetUnfolder]: 75/477 cut-off events. [2021-03-25 22:34:30,239 INFO L130 PetriNetUnfolder]: For 325/331 co-relation queries the response was YES. [2021-03-25 22:34:30,241 INFO L84 FinitePrefix]: Finished finitePrefix Result has 856 conditions, 477 events. 75/477 cut-off events. For 325/331 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 2907 event pairs, 0 based on Foata normal form. 5/420 useless extension candidates. Maximal degree in co-relation 785. Up to 35 conditions per place. [2021-03-25 22:34:30,245 INFO L142 LiptonReduction]: Number of co-enabled transitions 2532 [2021-03-25 22:34:30,263 INFO L154 LiptonReduction]: Checked pairs total: 1579 [2021-03-25 22:34:30,263 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:34:30,263 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56 [2021-03-25 22:34:30,265 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 118 transitions, 718 flow [2021-03-25 22:34:30,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 227.375) internal successors, (1819), 8 states have internal predecessors, (1819), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:30,266 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:30,266 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:30,266 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 22:34:30,266 INFO L428 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:30,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:30,267 INFO L82 PathProgramCache]: Analyzing trace with hash 177090494, now seen corresponding path program 2 times [2021-03-25 22:34:30,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:30,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176053717] [2021-03-25 22:34:30,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:30,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:30,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 303 [2021-03-25 22:34:30,430 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2021-03-25 22:34:30,436 INFO L142 QuantifierPusher]: treesize reduction 27, result has 59.1 percent of original size [2021-03-25 22:34:30,437 INFO L147 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size 26 [2021-03-25 22:34:30,479 INFO L142 QuantifierPusher]: treesize reduction 33, result has 51.5 percent of original size [2021-03-25 22:34:30,480 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size 29 [2021-03-25 22:34:30,513 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 22:34:30,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 22:34:30,530 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-25 22:34:30,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 22:34:30,532 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 22:34:30,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:30,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:30,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:30,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176053717] [2021-03-25 22:34:30,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:30,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 22:34:30,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034364626] [2021-03-25 22:34:30,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 22:34:30,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:30,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 22:34:30,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 22:34:30,536 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 453 [2021-03-25 22:34:30,537 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 118 transitions, 718 flow. Second operand has 6 states, 6 states have (on average 242.0) internal successors, (1452), 6 states have internal predecessors, (1452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:30,538 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:30,538 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 453 [2021-03-25 22:34:30,538 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:31,423 INFO L129 PetriNetUnfolder]: 1472/2971 cut-off events. [2021-03-25 22:34:31,424 INFO L130 PetriNetUnfolder]: For 2720/2724 co-relation queries the response was YES. [2021-03-25 22:34:31,436 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7517 conditions, 2971 events. 1472/2971 cut-off events. For 2720/2724 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 18716 event pairs, 603 based on Foata normal form. 10/2677 useless extension candidates. Maximal degree in co-relation 7342. Up to 1914 conditions per place. [2021-03-25 22:34:31,445 INFO L132 encePairwiseOnDemand]: 442/453 looper letters, 107 selfloop transitions, 26 changer transitions 0/156 dead transitions. [2021-03-25 22:34:31,445 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 156 transitions, 1144 flow [2021-03-25 22:34:31,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:34:31,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:34:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1526 transitions. [2021-03-25 22:34:31,450 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5614422369389257 [2021-03-25 22:34:31,450 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1526 transitions. [2021-03-25 22:34:31,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1526 transitions. [2021-03-25 22:34:31,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:31,451 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1526 transitions. [2021-03-25 22:34:31,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 254.33333333333334) internal successors, (1526), 6 states have internal predecessors, (1526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:31,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 453.0) internal successors, (3171), 7 states have internal predecessors, (3171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:31,457 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 453.0) internal successors, (3171), 7 states have internal predecessors, (3171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:31,457 INFO L185 Difference]: Start difference. First operand has 112 places, 118 transitions, 718 flow. Second operand 6 states and 1526 transitions. [2021-03-25 22:34:31,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 156 transitions, 1144 flow [2021-03-25 22:34:31,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 156 transitions, 1083 flow, removed 5 selfloop flow, removed 3 redundant places. [2021-03-25 22:34:31,471 INFO L241 Difference]: Finished difference. Result has 116 places, 127 transitions, 825 flow [2021-03-25 22:34:31,471 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=667, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=825, PETRI_PLACES=116, PETRI_TRANSITIONS=127} [2021-03-25 22:34:31,471 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 25 predicate places. [2021-03-25 22:34:31,471 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:31,472 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 116 places, 127 transitions, 825 flow [2021-03-25 22:34:31,472 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 116 places, 127 transitions, 825 flow [2021-03-25 22:34:31,473 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 116 places, 127 transitions, 825 flow [2021-03-25 22:34:31,505 INFO L129 PetriNetUnfolder]: 79/469 cut-off events. [2021-03-25 22:34:31,505 INFO L130 PetriNetUnfolder]: For 401/415 co-relation queries the response was YES. [2021-03-25 22:34:31,507 INFO L84 FinitePrefix]: Finished finitePrefix Result has 905 conditions, 469 events. 79/469 cut-off events. For 401/415 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 2786 event pairs, 0 based on Foata normal form. 10/419 useless extension candidates. Maximal degree in co-relation 841. Up to 40 conditions per place. [2021-03-25 22:34:31,511 INFO L142 LiptonReduction]: Number of co-enabled transitions 2616 [2021-03-25 22:34:31,571 INFO L154 LiptonReduction]: Checked pairs total: 1705 [2021-03-25 22:34:31,572 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:34:31,572 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 101 [2021-03-25 22:34:31,574 INFO L480 AbstractCegarLoop]: Abstraction has has 116 places, 127 transitions, 825 flow [2021-03-25 22:34:31,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 242.0) internal successors, (1452), 6 states have internal predecessors, (1452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:31,575 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:31,575 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:31,575 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 22:34:31,575 INFO L428 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:31,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:31,575 INFO L82 PathProgramCache]: Analyzing trace with hash 1910863232, now seen corresponding path program 1 times [2021-03-25 22:34:31,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:31,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49953255] [2021-03-25 22:34:31,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:31,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:31,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-25 22:34:31,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:31,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 22:34:31,641 INFO L142 QuantifierPusher]: treesize reduction 36, result has 60.4 percent of original size [2021-03-25 22:34:31,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-25 22:34:31,698 INFO L142 QuantifierPusher]: treesize reduction 32, result has 48.4 percent of original size [2021-03-25 22:34:31,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:34:31,724 INFO L142 QuantifierPusher]: treesize reduction 26, result has 53.6 percent of original size [2021-03-25 22:34:31,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:34:31,726 INFO L142 QuantifierPusher]: treesize reduction 33, result has 48.4 percent of original size [2021-03-25 22:34:31,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 22:34:31,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:31,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 22:34:31,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:31,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 22:34:31,786 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 22:34:31,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:34:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:31,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49953255] [2021-03-25 22:34:31,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:31,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 22:34:31,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249180555] [2021-03-25 22:34:31,807 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 22:34:31,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:31,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 22:34:31,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-25 22:34:31,809 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 453 [2021-03-25 22:34:31,810 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 127 transitions, 825 flow. Second operand has 10 states, 10 states have (on average 217.4) internal successors, (2174), 10 states have internal predecessors, (2174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:31,810 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:31,810 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 453 [2021-03-25 22:34:31,811 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:32,877 INFO L129 PetriNetUnfolder]: 1576/3167 cut-off events. [2021-03-25 22:34:32,877 INFO L130 PetriNetUnfolder]: For 3162/3166 co-relation queries the response was YES. [2021-03-25 22:34:32,886 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8203 conditions, 3167 events. 1576/3167 cut-off events. For 3162/3166 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 20304 event pairs, 333 based on Foata normal form. 2/2847 useless extension candidates. Maximal degree in co-relation 8037. Up to 1664 conditions per place. [2021-03-25 22:34:32,894 INFO L132 encePairwiseOnDemand]: 437/453 looper letters, 101 selfloop transitions, 54 changer transitions 6/183 dead transitions. [2021-03-25 22:34:32,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 183 transitions, 1325 flow [2021-03-25 22:34:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 22:34:32,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 22:34:32,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2061 transitions. [2021-03-25 22:34:32,900 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5055187637969095 [2021-03-25 22:34:32,900 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2061 transitions. [2021-03-25 22:34:32,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2061 transitions. [2021-03-25 22:34:32,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:32,901 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2061 transitions. [2021-03-25 22:34:32,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 229.0) internal successors, (2061), 9 states have internal predecessors, (2061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:32,909 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 453.0) internal successors, (4530), 10 states have internal predecessors, (4530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:32,910 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 453.0) internal successors, (4530), 10 states have internal predecessors, (4530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:32,910 INFO L185 Difference]: Start difference. First operand has 116 places, 127 transitions, 825 flow. Second operand 9 states and 2061 transitions. [2021-03-25 22:34:32,910 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 183 transitions, 1325 flow [2021-03-25 22:34:32,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 183 transitions, 1297 flow, removed 4 selfloop flow, removed 3 redundant places. [2021-03-25 22:34:32,925 INFO L241 Difference]: Finished difference. Result has 125 places, 137 transitions, 1039 flow [2021-03-25 22:34:32,925 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=798, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1039, PETRI_PLACES=125, PETRI_TRANSITIONS=137} [2021-03-25 22:34:32,925 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 34 predicate places. [2021-03-25 22:34:32,925 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:32,925 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 137 transitions, 1039 flow [2021-03-25 22:34:32,925 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 137 transitions, 1039 flow [2021-03-25 22:34:32,926 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 125 places, 137 transitions, 1039 flow [2021-03-25 22:34:32,962 INFO L129 PetriNetUnfolder]: 88/504 cut-off events. [2021-03-25 22:34:32,962 INFO L130 PetriNetUnfolder]: For 623/640 co-relation queries the response was YES. [2021-03-25 22:34:32,964 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1070 conditions, 504 events. 88/504 cut-off events. For 623/640 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3081 event pairs, 0 based on Foata normal form. 10/450 useless extension candidates. Maximal degree in co-relation 990. Up to 45 conditions per place. [2021-03-25 22:34:32,969 INFO L142 LiptonReduction]: Number of co-enabled transitions 2770 [2021-03-25 22:34:33,077 INFO L154 LiptonReduction]: Checked pairs total: 1777 [2021-03-25 22:34:33,078 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:34:33,078 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 153 [2021-03-25 22:34:33,080 INFO L480 AbstractCegarLoop]: Abstraction has has 125 places, 137 transitions, 1039 flow [2021-03-25 22:34:33,080 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 217.4) internal successors, (2174), 10 states have internal predecessors, (2174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,080 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:33,080 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:33,081 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 22:34:33,081 INFO L428 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:33,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:33,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1803029841, now seen corresponding path program 1 times [2021-03-25 22:34:33,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:33,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150688643] [2021-03-25 22:34:33,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:33,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:33,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 22:34:33,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:33,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:33,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:33,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150688643] [2021-03-25 22:34:33,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:33,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 22:34:33,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595867857] [2021-03-25 22:34:33,105 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 22:34:33,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:33,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 22:34:33,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 22:34:33,107 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 410 out of 453 [2021-03-25 22:34:33,108 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 137 transitions, 1039 flow. Second operand has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,108 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:33,108 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 410 of 453 [2021-03-25 22:34:33,108 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:33,157 INFO L129 PetriNetUnfolder]: 41/316 cut-off events. [2021-03-25 22:34:33,157 INFO L130 PetriNetUnfolder]: For 427/427 co-relation queries the response was YES. [2021-03-25 22:34:33,159 INFO L84 FinitePrefix]: Finished finitePrefix Result has 676 conditions, 316 events. 41/316 cut-off events. For 427/427 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1435 event pairs, 0 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 612. Up to 17 conditions per place. [2021-03-25 22:34:33,160 INFO L132 encePairwiseOnDemand]: 449/453 looper letters, 4 selfloop transitions, 3 changer transitions 0/100 dead transitions. [2021-03-25 22:34:33,160 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 100 transitions, 680 flow [2021-03-25 22:34:33,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 22:34:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 22:34:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1238 transitions. [2021-03-25 22:34:33,164 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9109639440765268 [2021-03-25 22:34:33,164 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1238 transitions. [2021-03-25 22:34:33,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1238 transitions. [2021-03-25 22:34:33,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:33,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1238 transitions. [2021-03-25 22:34:33,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 412.6666666666667) internal successors, (1238), 3 states have internal predecessors, (1238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 453.0) internal successors, (1812), 4 states have internal predecessors, (1812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,168 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 453.0) internal successors, (1812), 4 states have internal predecessors, (1812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,168 INFO L185 Difference]: Start difference. First operand has 125 places, 137 transitions, 1039 flow. Second operand 3 states and 1238 transitions. [2021-03-25 22:34:33,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 100 transitions, 680 flow [2021-03-25 22:34:33,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 100 transitions, 576 flow, removed 7 selfloop flow, removed 15 redundant places. [2021-03-25 22:34:33,173 INFO L241 Difference]: Finished difference. Result has 111 places, 99 transitions, 573 flow [2021-03-25 22:34:33,174 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=453, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=573, PETRI_PLACES=111, PETRI_TRANSITIONS=99} [2021-03-25 22:34:33,174 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 20 predicate places. [2021-03-25 22:34:33,174 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:33,174 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 99 transitions, 573 flow [2021-03-25 22:34:33,174 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 99 transitions, 573 flow [2021-03-25 22:34:33,175 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 99 transitions, 573 flow [2021-03-25 22:34:33,209 INFO L129 PetriNetUnfolder]: 36/293 cut-off events. [2021-03-25 22:34:33,209 INFO L130 PetriNetUnfolder]: For 254/254 co-relation queries the response was YES. [2021-03-25 22:34:33,211 INFO L84 FinitePrefix]: Finished finitePrefix Result has 565 conditions, 293 events. 36/293 cut-off events. For 254/254 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1328 event pairs, 0 based on Foata normal form. 0/270 useless extension candidates. Maximal degree in co-relation 509. Up to 17 conditions per place. [2021-03-25 22:34:33,214 INFO L142 LiptonReduction]: Number of co-enabled transitions 1900 [2021-03-25 22:34:33,740 INFO L154 LiptonReduction]: Checked pairs total: 1881 [2021-03-25 22:34:33,741 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 22:34:33,741 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 567 [2021-03-25 22:34:33,743 INFO L480 AbstractCegarLoop]: Abstraction has has 110 places, 98 transitions, 579 flow [2021-03-25 22:34:33,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 410.6666666666667) internal successors, (1232), 3 states have internal predecessors, (1232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,744 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:33,744 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:33,744 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-25 22:34:33,744 INFO L428 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:33,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:33,745 INFO L82 PathProgramCache]: Analyzing trace with hash 434067399, now seen corresponding path program 1 times [2021-03-25 22:34:33,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:33,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421695033] [2021-03-25 22:34:33,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:33,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:33,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:33,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:33,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 22:34:33,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:33,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:33,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:33,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421695033] [2021-03-25 22:34:33,776 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:33,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 22:34:33,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430932683] [2021-03-25 22:34:33,777 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 22:34:33,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:33,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 22:34:33,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 22:34:33,779 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 404 out of 458 [2021-03-25 22:34:33,780 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 98 transitions, 579 flow. Second operand has 3 states, 3 states have (on average 405.6666666666667) internal successors, (1217), 3 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,780 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:33,780 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 404 of 458 [2021-03-25 22:34:33,780 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:33,851 INFO L129 PetriNetUnfolder]: 43/357 cut-off events. [2021-03-25 22:34:33,852 INFO L130 PetriNetUnfolder]: For 266/266 co-relation queries the response was YES. [2021-03-25 22:34:33,853 INFO L84 FinitePrefix]: Finished finitePrefix Result has 708 conditions, 357 events. 43/357 cut-off events. For 266/266 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1812 event pairs, 1 based on Foata normal form. 26/352 useless extension candidates. Maximal degree in co-relation 648. Up to 27 conditions per place. [2021-03-25 22:34:33,854 INFO L132 encePairwiseOnDemand]: 452/458 looper letters, 1 selfloop transitions, 6 changer transitions 2/98 dead transitions. [2021-03-25 22:34:33,854 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 98 transitions, 593 flow [2021-03-25 22:34:33,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 22:34:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 22:34:33,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1222 transitions. [2021-03-25 22:34:33,857 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8893740902474527 [2021-03-25 22:34:33,857 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1222 transitions. [2021-03-25 22:34:33,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1222 transitions. [2021-03-25 22:34:33,858 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:33,858 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1222 transitions. [2021-03-25 22:34:33,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,862 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 458.0) internal successors, (1832), 4 states have internal predecessors, (1832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,862 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 458.0) internal successors, (1832), 4 states have internal predecessors, (1832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:33,862 INFO L185 Difference]: Start difference. First operand has 110 places, 98 transitions, 579 flow. Second operand 3 states and 1222 transitions. [2021-03-25 22:34:33,862 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 98 transitions, 593 flow [2021-03-25 22:34:33,865 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 98 transitions, 584 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-25 22:34:33,867 INFO L241 Difference]: Finished difference. Result has 111 places, 96 transitions, 565 flow [2021-03-25 22:34:33,867 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=458, PETRI_DIFFERENCE_MINUEND_FLOW=570, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=565, PETRI_PLACES=111, PETRI_TRANSITIONS=96} [2021-03-25 22:34:33,867 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 20 predicate places. [2021-03-25 22:34:33,867 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:33,867 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 96 transitions, 565 flow [2021-03-25 22:34:33,867 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 96 transitions, 565 flow [2021-03-25 22:34:33,868 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 109 places, 96 transitions, 565 flow [2021-03-25 22:34:33,901 INFO L129 PetriNetUnfolder]: 43/354 cut-off events. [2021-03-25 22:34:33,901 INFO L130 PetriNetUnfolder]: For 257/257 co-relation queries the response was YES. [2021-03-25 22:34:33,902 INFO L84 FinitePrefix]: Finished finitePrefix Result has 685 conditions, 354 events. 43/354 cut-off events. For 257/257 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1809 event pairs, 1 based on Foata normal form. 0/324 useless extension candidates. Maximal degree in co-relation 632. Up to 27 conditions per place. [2021-03-25 22:34:33,905 INFO L142 LiptonReduction]: Number of co-enabled transitions 1044 [2021-03-25 22:34:35,477 INFO L154 LiptonReduction]: Checked pairs total: 505 [2021-03-25 22:34:35,477 INFO L156 LiptonReduction]: Total number of compositions: 19 [2021-03-25 22:34:35,478 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1611 [2021-03-25 22:34:35,479 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 89 transitions, 567 flow [2021-03-25 22:34:35,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 405.6666666666667) internal successors, (1217), 3 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:35,479 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:35,479 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:35,479 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-25 22:34:35,479 INFO L428 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:35,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:35,480 INFO L82 PathProgramCache]: Analyzing trace with hash -768748871, now seen corresponding path program 1 times [2021-03-25 22:34:35,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:35,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070226051] [2021-03-25 22:34:35,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:35,763 INFO L142 QuantifierPusher]: treesize reduction 123, result has 82.0 percent of original size [2021-03-25 22:34:35,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 562 [2021-03-25 22:34:35,988 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 31 [2021-03-25 22:34:35,992 INFO L142 QuantifierPusher]: treesize reduction 91, result has 86.1 percent of original size [2021-03-25 22:34:35,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 562 [2021-03-25 22:34:35,996 INFO L142 QuantifierPusher]: treesize reduction 91, result has 86.1 percent of original size [2021-03-25 22:34:35,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 562 [2021-03-25 22:34:36,002 INFO L142 QuantifierPusher]: treesize reduction 128, result has 87.4 percent of original size [2021-03-25 22:34:36,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 889 [2021-03-25 22:34:36,494 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2021-03-25 22:34:36,497 INFO L142 QuantifierPusher]: treesize reduction 197, result has 85.6 percent of original size [2021-03-25 22:34:36,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1170 [2021-03-25 22:34:37,196 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2021-03-25 22:34:37,200 INFO L142 QuantifierPusher]: treesize reduction 6217, result has 0.4 percent of original size [2021-03-25 22:34:37,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 22:34:37,231 INFO L142 QuantifierPusher]: treesize reduction 3081, result has 0.5 percent of original size [2021-03-25 22:34:37,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 22:34:37,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:37,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 22:34:37,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:37,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:34:37,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:37,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:34:37,365 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 22:34:37,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:34:37,390 INFO L142 QuantifierPusher]: treesize reduction 9, result has 60.9 percent of original size [2021-03-25 22:34:37,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:34:37,391 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 22:34:37,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:37,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:37,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:37,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070226051] [2021-03-25 22:34:37,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:37,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-25 22:34:37,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045860628] [2021-03-25 22:34:37,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 22:34:37,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:37,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 22:34:37,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-03-25 22:34:37,397 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 477 [2021-03-25 22:34:37,398 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 89 transitions, 567 flow. Second operand has 11 states, 11 states have (on average 218.1818181818182) internal successors, (2400), 11 states have internal predecessors, (2400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:37,398 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:37,398 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 477 [2021-03-25 22:34:37,399 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:37,887 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2021-03-25 22:34:39,014 INFO L129 PetriNetUnfolder]: 336/976 cut-off events. [2021-03-25 22:34:39,015 INFO L130 PetriNetUnfolder]: For 896/903 co-relation queries the response was YES. [2021-03-25 22:34:39,017 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2457 conditions, 976 events. 336/976 cut-off events. For 896/903 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 5736 event pairs, 57 based on Foata normal form. 0/901 useless extension candidates. Maximal degree in co-relation 2382. Up to 417 conditions per place. [2021-03-25 22:34:39,019 INFO L132 encePairwiseOnDemand]: 462/477 looper letters, 73 selfloop transitions, 17 changer transitions 5/116 dead transitions. [2021-03-25 22:34:39,019 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 116 transitions, 830 flow [2021-03-25 22:34:39,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 22:34:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 22:34:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1810 transitions. [2021-03-25 22:34:39,024 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47431865828092246 [2021-03-25 22:34:39,024 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1810 transitions. [2021-03-25 22:34:39,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1810 transitions. [2021-03-25 22:34:39,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:39,025 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1810 transitions. [2021-03-25 22:34:39,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 226.25) internal successors, (1810), 8 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:39,032 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 477.0) internal successors, (4293), 9 states have internal predecessors, (4293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:39,032 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 477.0) internal successors, (4293), 9 states have internal predecessors, (4293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:39,032 INFO L185 Difference]: Start difference. First operand has 102 places, 89 transitions, 567 flow. Second operand 8 states and 1810 transitions. [2021-03-25 22:34:39,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 116 transitions, 830 flow [2021-03-25 22:34:39,037 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 116 transitions, 814 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-25 22:34:39,039 INFO L241 Difference]: Finished difference. Result has 109 places, 91 transitions, 604 flow [2021-03-25 22:34:39,039 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=477, PETRI_DIFFERENCE_MINUEND_FLOW=551, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=604, PETRI_PLACES=109, PETRI_TRANSITIONS=91} [2021-03-25 22:34:39,039 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 18 predicate places. [2021-03-25 22:34:39,039 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:39,040 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 109 places, 91 transitions, 604 flow [2021-03-25 22:34:39,040 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 109 places, 91 transitions, 604 flow [2021-03-25 22:34:39,040 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 109 places, 91 transitions, 604 flow [2021-03-25 22:34:39,068 INFO L129 PetriNetUnfolder]: 44/356 cut-off events. [2021-03-25 22:34:39,069 INFO L130 PetriNetUnfolder]: For 379/379 co-relation queries the response was YES. [2021-03-25 22:34:39,070 INFO L84 FinitePrefix]: Finished finitePrefix Result has 708 conditions, 356 events. 44/356 cut-off events. For 379/379 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1866 event pairs, 1 based on Foata normal form. 0/333 useless extension candidates. Maximal degree in co-relation 650. Up to 29 conditions per place. [2021-03-25 22:34:39,072 INFO L142 LiptonReduction]: Number of co-enabled transitions 992 [2021-03-25 22:34:39,356 INFO L154 LiptonReduction]: Checked pairs total: 216 [2021-03-25 22:34:39,357 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 22:34:39,357 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 318 [2021-03-25 22:34:39,358 INFO L480 AbstractCegarLoop]: Abstraction has has 108 places, 90 transitions, 604 flow [2021-03-25 22:34:39,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 218.1818181818182) internal successors, (2400), 11 states have internal predecessors, (2400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:39,358 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:39,359 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:39,359 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-25 22:34:39,359 INFO L428 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:39,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:39,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1153481286, now seen corresponding path program 1 times [2021-03-25 22:34:39,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:39,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969532403] [2021-03-25 22:34:39,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:39,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:39,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:34:39,422 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-03-25 22:34:39,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 22:34:39,441 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-25 22:34:39,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 22:34:39,448 INFO L142 QuantifierPusher]: treesize reduction 8, result has 74.2 percent of original size [2021-03-25 22:34:39,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 22:34:39,473 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-03-25 22:34:39,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 22:34:39,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:39,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 22:34:39,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:39,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 22:34:39,535 INFO L142 QuantifierPusher]: treesize reduction 21, result has 40.0 percent of original size [2021-03-25 22:34:39,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:34:39,550 INFO L142 QuantifierPusher]: treesize reduction 12, result has 53.8 percent of original size [2021-03-25 22:34:39,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 22:34:39,551 INFO L142 QuantifierPusher]: treesize reduction 15, result has 6.3 percent of original size [2021-03-25 22:34:39,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:39,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:39,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:39,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969532403] [2021-03-25 22:34:39,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:39,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-25 22:34:39,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233156873] [2021-03-25 22:34:39,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 22:34:39,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:39,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 22:34:39,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-03-25 22:34:39,557 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 225 out of 479 [2021-03-25 22:34:39,558 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 90 transitions, 604 flow. Second operand has 9 states, 9 states have (on average 227.22222222222223) internal successors, (2045), 9 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) [2021-03-25 22:34:39,558 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:39,558 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 225 of 479 [2021-03-25 22:34:39,558 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:40,008 INFO L129 PetriNetUnfolder]: 350/1011 cut-off events. [2021-03-25 22:34:40,009 INFO L130 PetriNetUnfolder]: For 1038/1045 co-relation queries the response was YES. [2021-03-25 22:34:40,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2574 conditions, 1011 events. 350/1011 cut-off events. For 1038/1045 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 5991 event pairs, 86 based on Foata normal form. 6/953 useless extension candidates. Maximal degree in co-relation 2377. Up to 364 conditions per place. [2021-03-25 22:34:40,014 INFO L132 encePairwiseOnDemand]: 462/479 looper letters, 68 selfloop transitions, 22 changer transitions 5/116 dead transitions. [2021-03-25 22:34:40,014 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 116 transitions, 865 flow [2021-03-25 22:34:40,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 22:34:40,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 22:34:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1881 transitions. [2021-03-25 22:34:40,028 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49086638830897705 [2021-03-25 22:34:40,028 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1881 transitions. [2021-03-25 22:34:40,028 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1881 transitions. [2021-03-25 22:34:40,029 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:40,029 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1881 transitions. [2021-03-25 22:34:40,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 235.125) internal successors, (1881), 8 states have internal predecessors, (1881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:40,035 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 479.0) internal successors, (4311), 9 states have internal predecessors, (4311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:40,035 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 479.0) internal successors, (4311), 9 states have internal predecessors, (4311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:40,035 INFO L185 Difference]: Start difference. First operand has 108 places, 90 transitions, 604 flow. Second operand 8 states and 1881 transitions. [2021-03-25 22:34:40,035 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 116 transitions, 865 flow [2021-03-25 22:34:40,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 116 transitions, 840 flow, removed 1 selfloop flow, removed 4 redundant places. [2021-03-25 22:34:40,043 INFO L241 Difference]: Finished difference. Result has 112 places, 91 transitions, 638 flow [2021-03-25 22:34:40,043 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=479, PETRI_DIFFERENCE_MINUEND_FLOW=579, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=638, PETRI_PLACES=112, PETRI_TRANSITIONS=91} [2021-03-25 22:34:40,043 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 21 predicate places. [2021-03-25 22:34:40,043 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:40,043 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 91 transitions, 638 flow [2021-03-25 22:34:40,044 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 91 transitions, 638 flow [2021-03-25 22:34:40,044 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 112 places, 91 transitions, 638 flow [2021-03-25 22:34:40,073 INFO L129 PetriNetUnfolder]: 44/365 cut-off events. [2021-03-25 22:34:40,073 INFO L130 PetriNetUnfolder]: For 451/451 co-relation queries the response was YES. [2021-03-25 22:34:40,074 INFO L84 FinitePrefix]: Finished finitePrefix Result has 752 conditions, 365 events. 44/365 cut-off events. For 451/451 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1945 event pairs, 1 based on Foata normal form. 0/342 useless extension candidates. Maximal degree in co-relation 680. Up to 29 conditions per place. [2021-03-25 22:34:40,077 INFO L142 LiptonReduction]: Number of co-enabled transitions 998 [2021-03-25 22:34:40,208 INFO L154 LiptonReduction]: Checked pairs total: 113 [2021-03-25 22:34:40,208 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:34:40,208 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 165 [2021-03-25 22:34:40,210 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 91 transitions, 638 flow [2021-03-25 22:34:40,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 227.22222222222223) internal successors, (2045), 9 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) [2021-03-25 22:34:40,211 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:40,211 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:40,211 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-25 22:34:40,211 INFO L428 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:40,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:40,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1368635568, now seen corresponding path program 1 times [2021-03-25 22:34:40,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:40,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419620101] [2021-03-25 22:34:40,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:40,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:40,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:40,348 INFO L142 QuantifierPusher]: treesize reduction 22, result has 74.4 percent of original size [2021-03-25 22:34:40,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 22:34:40,381 INFO L142 QuantifierPusher]: treesize reduction 8, result has 89.6 percent of original size [2021-03-25 22:34:40,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-25 22:34:40,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:40,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:40,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:40,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:40,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:40,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 22:34:40,470 INFO L142 QuantifierPusher]: treesize reduction 35, result has 62.8 percent of original size [2021-03-25 22:34:40,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 22:34:40,505 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.3 percent of original size [2021-03-25 22:34:40,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 22:34:40,568 INFO L142 QuantifierPusher]: treesize reduction 58, result has 54.0 percent of original size [2021-03-25 22:34:40,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:40,635 INFO L142 QuantifierPusher]: treesize reduction 46, result has 59.6 percent of original size [2021-03-25 22:34:40,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:40,638 INFO L142 QuantifierPusher]: treesize reduction 33, result has 77.4 percent of original size [2021-03-25 22:34:40,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-25 22:34:40,658 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-03-25 22:34:40,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-25 22:34:40,730 INFO L142 QuantifierPusher]: treesize reduction 10, result has 93.2 percent of original size [2021-03-25 22:34:40,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-03-25 22:34:40,805 INFO L142 QuantifierPusher]: treesize reduction 10, result has 89.1 percent of original size [2021-03-25 22:34:40,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-25 22:34:40,834 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:34:40,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:34:40,880 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:34:40,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:34:40,922 INFO L142 QuantifierPusher]: treesize reduction 58, result has 49.6 percent of original size [2021-03-25 22:34:40,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 22:34:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:40,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419620101] [2021-03-25 22:34:40,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:40,981 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 22:34:40,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129813023] [2021-03-25 22:34:40,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 22:34:40,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:40,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 22:34:40,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-03-25 22:34:40,984 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 186 out of 479 [2021-03-25 22:34:40,986 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 91 transitions, 638 flow. Second operand has 15 states, 15 states have (on average 187.66666666666666) internal successors, (2815), 15 states have internal predecessors, (2815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:40,986 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:40,986 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 186 of 479 [2021-03-25 22:34:40,986 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:42,409 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 60 [2021-03-25 22:34:44,086 INFO L129 PetriNetUnfolder]: 1819/3622 cut-off events. [2021-03-25 22:34:44,086 INFO L130 PetriNetUnfolder]: For 4311/4311 co-relation queries the response was YES. [2021-03-25 22:34:44,095 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9531 conditions, 3622 events. 1819/3622 cut-off events. For 4311/4311 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 22223 event pairs, 640 based on Foata normal form. 7/3263 useless extension candidates. Maximal degree in co-relation 8938. Up to 1859 conditions per place. [2021-03-25 22:34:44,104 INFO L132 encePairwiseOnDemand]: 451/479 looper letters, 159 selfloop transitions, 60 changer transitions 35/264 dead transitions. [2021-03-25 22:34:44,104 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 264 transitions, 1689 flow [2021-03-25 22:34:44,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-25 22:34:44,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-03-25 22:34:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 4710 transitions. [2021-03-25 22:34:44,114 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.40970772442588727 [2021-03-25 22:34:44,114 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 4710 transitions. [2021-03-25 22:34:44,114 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 4710 transitions. [2021-03-25 22:34:44,115 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:44,115 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 4710 transitions. [2021-03-25 22:34:44,121 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 196.25) internal successors, (4710), 24 states have internal predecessors, (4710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:44,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 479.0) internal successors, (11975), 25 states have internal predecessors, (11975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:44,133 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 479.0) internal successors, (11975), 25 states have internal predecessors, (11975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:44,133 INFO L185 Difference]: Start difference. First operand has 112 places, 91 transitions, 638 flow. Second operand 24 states and 4710 transitions. [2021-03-25 22:34:44,133 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 264 transitions, 1689 flow [2021-03-25 22:34:44,148 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 264 transitions, 1640 flow, removed 2 selfloop flow, removed 6 redundant places. [2021-03-25 22:34:44,151 INFO L241 Difference]: Finished difference. Result has 145 places, 136 transitions, 1119 flow [2021-03-25 22:34:44,151 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=479, PETRI_DIFFERENCE_MINUEND_FLOW=597, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=1119, PETRI_PLACES=145, PETRI_TRANSITIONS=136} [2021-03-25 22:34:44,151 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 54 predicate places. [2021-03-25 22:34:44,151 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:44,151 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 136 transitions, 1119 flow [2021-03-25 22:34:44,151 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 136 transitions, 1119 flow [2021-03-25 22:34:44,152 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 136 transitions, 1119 flow [2021-03-25 22:34:44,210 INFO L129 PetriNetUnfolder]: 121/628 cut-off events. [2021-03-25 22:34:44,211 INFO L130 PetriNetUnfolder]: For 2094/2134 co-relation queries the response was YES. [2021-03-25 22:34:44,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1986 conditions, 628 events. 121/628 cut-off events. For 2094/2134 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 3958 event pairs, 17 based on Foata normal form. 8/610 useless extension candidates. Maximal degree in co-relation 1850. Up to 85 conditions per place. [2021-03-25 22:34:44,221 INFO L142 LiptonReduction]: Number of co-enabled transitions 1044 [2021-03-25 22:34:45,980 INFO L154 LiptonReduction]: Checked pairs total: 877 [2021-03-25 22:34:45,981 INFO L156 LiptonReduction]: Total number of compositions: 18 [2021-03-25 22:34:45,981 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1830 [2021-03-25 22:34:45,983 INFO L480 AbstractCegarLoop]: Abstraction has has 143 places, 135 transitions, 1122 flow [2021-03-25 22:34:45,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 187.66666666666666) internal successors, (2815), 15 states have internal predecessors, (2815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:45,984 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:45,984 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:45,984 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-25 22:34:45,984 INFO L428 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:45,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:45,985 INFO L82 PathProgramCache]: Analyzing trace with hash 660663984, now seen corresponding path program 2 times [2021-03-25 22:34:45,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:45,985 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136826945] [2021-03-25 22:34:45,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:46,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:46,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:46,096 INFO L142 QuantifierPusher]: treesize reduction 22, result has 74.4 percent of original size [2021-03-25 22:34:46,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 22:34:46,128 INFO L142 QuantifierPusher]: treesize reduction 8, result has 89.6 percent of original size [2021-03-25 22:34:46,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-03-25 22:34:46,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:46,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:46,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:46,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:46,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:46,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-25 22:34:46,234 INFO L142 QuantifierPusher]: treesize reduction 35, result has 62.8 percent of original size [2021-03-25 22:34:46,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 22:34:46,283 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.3 percent of original size [2021-03-25 22:34:46,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 22:34:46,364 INFO L142 QuantifierPusher]: treesize reduction 58, result has 54.0 percent of original size [2021-03-25 22:34:46,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:46,443 INFO L142 QuantifierPusher]: treesize reduction 46, result has 59.6 percent of original size [2021-03-25 22:34:46,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:34:46,446 INFO L142 QuantifierPusher]: treesize reduction 33, result has 77.4 percent of original size [2021-03-25 22:34:46,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-25 22:34:46,470 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-03-25 22:34:46,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-03-25 22:34:46,529 INFO L142 QuantifierPusher]: treesize reduction 2, result has 96.7 percent of original size [2021-03-25 22:34:46,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-25 22:34:46,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:46,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 22:34:46,579 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:34:46,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:34:46,627 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:34:46,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:34:46,669 INFO L142 QuantifierPusher]: treesize reduction 58, result has 49.6 percent of original size [2021-03-25 22:34:46,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-25 22:34:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:46,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136826945] [2021-03-25 22:34:46,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:46,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 22:34:46,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564917314] [2021-03-25 22:34:46,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 22:34:46,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:46,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 22:34:46,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-03-25 22:34:46,730 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 186 out of 497 [2021-03-25 22:34:46,732 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 135 transitions, 1122 flow. Second operand has 15 states, 15 states have (on average 187.66666666666666) internal successors, (2815), 15 states have internal predecessors, (2815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:46,732 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:46,732 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 186 of 497 [2021-03-25 22:34:46,732 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:48,149 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 53 [2021-03-25 22:34:49,811 INFO L129 PetriNetUnfolder]: 1837/3666 cut-off events. [2021-03-25 22:34:49,811 INFO L130 PetriNetUnfolder]: For 15027/15169 co-relation queries the response was YES. [2021-03-25 22:34:49,826 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13160 conditions, 3666 events. 1837/3666 cut-off events. For 15027/15169 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 22849 event pairs, 652 based on Foata normal form. 54/3667 useless extension candidates. Maximal degree in co-relation 12719. Up to 1750 conditions per place. [2021-03-25 22:34:49,835 INFO L132 encePairwiseOnDemand]: 457/497 looper letters, 166 selfloop transitions, 80 changer transitions 25/281 dead transitions. [2021-03-25 22:34:49,836 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 281 transitions, 2437 flow [2021-03-25 22:34:49,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-25 22:34:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-25 22:34:49,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 5090 transitions. [2021-03-25 22:34:49,843 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.39390187277511224 [2021-03-25 22:34:49,843 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 5090 transitions. [2021-03-25 22:34:49,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 5090 transitions. [2021-03-25 22:34:49,844 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:49,844 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 5090 transitions. [2021-03-25 22:34:49,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 195.76923076923077) internal successors, (5090), 26 states have internal predecessors, (5090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:49,859 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 497.0) internal successors, (13419), 27 states have internal predecessors, (13419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:49,860 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 497.0) internal successors, (13419), 27 states have internal predecessors, (13419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:49,860 INFO L185 Difference]: Start difference. First operand has 143 places, 135 transitions, 1122 flow. Second operand 26 states and 5090 transitions. [2021-03-25 22:34:49,860 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 281 transitions, 2437 flow [2021-03-25 22:34:49,918 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 281 transitions, 2391 flow, removed 23 selfloop flow, removed 1 redundant places. [2021-03-25 22:34:49,922 INFO L241 Difference]: Finished difference. Result has 174 places, 154 transitions, 1474 flow [2021-03-25 22:34:49,922 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=497, PETRI_DIFFERENCE_MINUEND_FLOW=1098, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=135, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=1474, PETRI_PLACES=174, PETRI_TRANSITIONS=154} [2021-03-25 22:34:49,922 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 83 predicate places. [2021-03-25 22:34:49,922 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:49,922 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 154 transitions, 1474 flow [2021-03-25 22:34:49,923 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 174 places, 154 transitions, 1474 flow [2021-03-25 22:34:49,923 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 174 places, 154 transitions, 1474 flow [2021-03-25 22:34:49,993 INFO L129 PetriNetUnfolder]: 157/716 cut-off events. [2021-03-25 22:34:49,993 INFO L130 PetriNetUnfolder]: For 4148/4231 co-relation queries the response was YES. [2021-03-25 22:34:49,997 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2675 conditions, 716 events. 157/716 cut-off events. For 4148/4231 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 4787 event pairs, 19 based on Foata normal form. 13/695 useless extension candidates. Maximal degree in co-relation 2550. Up to 123 conditions per place. [2021-03-25 22:34:50,003 INFO L142 LiptonReduction]: Number of co-enabled transitions 1158 [2021-03-25 22:34:51,731 INFO L154 LiptonReduction]: Checked pairs total: 861 [2021-03-25 22:34:51,732 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-25 22:34:51,732 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1810 [2021-03-25 22:34:51,734 INFO L480 AbstractCegarLoop]: Abstraction has has 174 places, 154 transitions, 1477 flow [2021-03-25 22:34:51,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 187.66666666666666) internal successors, (2815), 15 states have internal predecessors, (2815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:51,734 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:51,735 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:34:51,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-03-25 22:34:51,735 INFO L428 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:51,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:51,735 INFO L82 PathProgramCache]: Analyzing trace with hash -704308972, now seen corresponding path program 1 times [2021-03-25 22:34:51,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:51,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382858827] [2021-03-25 22:34:51,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:51,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:51,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:34:51,812 INFO L142 QuantifierPusher]: treesize reduction 24, result has 73.6 percent of original size [2021-03-25 22:34:51,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-25 22:34:51,865 INFO L142 QuantifierPusher]: treesize reduction 16, result has 77.1 percent of original size [2021-03-25 22:34:51,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-25 22:34:51,923 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.3 percent of original size [2021-03-25 22:34:51,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-25 22:34:51,954 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-25 22:34:51,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 22:34:51,969 INFO L142 QuantifierPusher]: treesize reduction 8, result has 78.4 percent of original size [2021-03-25 22:34:51,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 22:34:51,985 INFO L142 QuantifierPusher]: treesize reduction 27, result has 49.1 percent of original size [2021-03-25 22:34:51,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:52,013 INFO L142 QuantifierPusher]: treesize reduction 21, result has 61.8 percent of original size [2021-03-25 22:34:52,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 22:34:52,029 INFO L142 QuantifierPusher]: treesize reduction 15, result has 65.9 percent of original size [2021-03-25 22:34:52,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 22:34:52,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:52,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 22:34:52,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:52,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 22:34:52,114 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-25 22:34:52,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:52,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:52,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:52,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382858827] [2021-03-25 22:34:52,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:52,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-25 22:34:52,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503578915] [2021-03-25 22:34:52,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 22:34:52,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:52,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 22:34:52,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-03-25 22:34:52,119 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 221 out of 509 [2021-03-25 22:34:52,121 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 154 transitions, 1477 flow. Second operand has 10 states, 10 states have (on average 223.2) internal successors, (2232), 10 states have internal predecessors, (2232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:52,122 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:52,122 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 221 of 509 [2021-03-25 22:34:52,122 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:52,997 INFO L129 PetriNetUnfolder]: 762/1933 cut-off events. [2021-03-25 22:34:52,997 INFO L130 PetriNetUnfolder]: For 11565/11828 co-relation queries the response was YES. [2021-03-25 22:34:53,004 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7919 conditions, 1933 events. 762/1933 cut-off events. For 11565/11828 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 12978 event pairs, 246 based on Foata normal form. 31/1861 useless extension candidates. Maximal degree in co-relation 7360. Up to 621 conditions per place. [2021-03-25 22:34:53,010 INFO L132 encePairwiseOnDemand]: 496/509 looper letters, 122 selfloop transitions, 26 changer transitions 3/184 dead transitions. [2021-03-25 22:34:53,010 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 184 transitions, 1937 flow [2021-03-25 22:34:53,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 22:34:53,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 22:34:53,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1425 transitions. [2021-03-25 22:34:53,015 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46660117878192536 [2021-03-25 22:34:53,015 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1425 transitions. [2021-03-25 22:34:53,015 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1425 transitions. [2021-03-25 22:34:53,015 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:53,015 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1425 transitions. [2021-03-25 22:34:53,017 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 237.5) internal successors, (1425), 6 states have internal predecessors, (1425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:53,018 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 509.0) internal successors, (3563), 7 states have internal predecessors, (3563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:53,019 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 509.0) internal successors, (3563), 7 states have internal predecessors, (3563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:53,019 INFO L185 Difference]: Start difference. First operand has 174 places, 154 transitions, 1477 flow. Second operand 6 states and 1425 transitions. [2021-03-25 22:34:53,019 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 184 transitions, 1937 flow [2021-03-25 22:34:53,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 184 transitions, 1785 flow, removed 31 selfloop flow, removed 17 redundant places. [2021-03-25 22:34:53,062 INFO L241 Difference]: Finished difference. Result has 163 places, 153 transitions, 1397 flow [2021-03-25 22:34:53,062 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=509, PETRI_DIFFERENCE_MINUEND_FLOW=1325, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1397, PETRI_PLACES=163, PETRI_TRANSITIONS=153} [2021-03-25 22:34:53,062 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 72 predicate places. [2021-03-25 22:34:53,062 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:53,063 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 153 transitions, 1397 flow [2021-03-25 22:34:53,063 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 163 places, 153 transitions, 1397 flow [2021-03-25 22:34:53,064 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 162 places, 153 transitions, 1397 flow [2021-03-25 22:34:53,138 INFO L129 PetriNetUnfolder]: 176/785 cut-off events. [2021-03-25 22:34:53,138 INFO L130 PetriNetUnfolder]: For 4517/4612 co-relation queries the response was YES. [2021-03-25 22:34:53,143 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2933 conditions, 785 events. 176/785 cut-off events. For 4517/4612 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 5428 event pairs, 24 based on Foata normal form. 8/750 useless extension candidates. Maximal degree in co-relation 2754. Up to 145 conditions per place. [2021-03-25 22:34:53,149 INFO L142 LiptonReduction]: Number of co-enabled transitions 1162 [2021-03-25 22:34:53,616 INFO L154 LiptonReduction]: Checked pairs total: 622 [2021-03-25 22:34:53,616 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 22:34:53,617 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 555 [2021-03-25 22:34:53,619 INFO L480 AbstractCegarLoop]: Abstraction has has 160 places, 151 transitions, 1391 flow [2021-03-25 22:34:53,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 223.2) internal successors, (2232), 10 states have internal predecessors, (2232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:53,619 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:53,619 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] [2021-03-25 22:34:53,619 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-25 22:34:53,620 INFO L428 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:53,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:53,620 INFO L82 PathProgramCache]: Analyzing trace with hash 638216884, now seen corresponding path program 1 times [2021-03-25 22:34:53,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:53,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015568445] [2021-03-25 22:34:53,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:53,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:53,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 22:34:53,672 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.0 percent of original size [2021-03-25 22:34:53,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 22:34:53,695 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-25 22:34:53,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 22:34:53,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:53,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-25 22:34:53,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:53,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 22:34:53,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:53,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 22:34:53,781 INFO L142 QuantifierPusher]: treesize reduction 12, result has 69.2 percent of original size [2021-03-25 22:34:53,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 22:34:53,802 INFO L142 QuantifierPusher]: treesize reduction 8, result has 71.4 percent of original size [2021-03-25 22:34:53,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 22:34:53,818 INFO L142 QuantifierPusher]: treesize reduction 9, result has 50.0 percent of original size [2021-03-25 22:34:53,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:34:53,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:53,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:34:53,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:53,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:53,832 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 22:34:53,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:53,833 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-25 22:34:53,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:53,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:53,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015568445] [2021-03-25 22:34:53,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:53,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-03-25 22:34:53,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007630341] [2021-03-25 22:34:53,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 22:34:53,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:53,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 22:34:53,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-03-25 22:34:53,837 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 235 out of 513 [2021-03-25 22:34:53,838 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 151 transitions, 1391 flow. Second operand has 10 states, 10 states have (on average 236.9) internal successors, (2369), 10 states have internal predecessors, (2369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:53,838 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:53,838 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 235 of 513 [2021-03-25 22:34:53,838 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:54,657 INFO L129 PetriNetUnfolder]: 599/1732 cut-off events. [2021-03-25 22:34:54,657 INFO L130 PetriNetUnfolder]: For 9268/9475 co-relation queries the response was YES. [2021-03-25 22:34:54,664 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6864 conditions, 1732 events. 599/1732 cut-off events. For 9268/9475 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 12213 event pairs, 89 based on Foata normal form. 21/1661 useless extension candidates. Maximal degree in co-relation 6586. Up to 530 conditions per place. [2021-03-25 22:34:54,668 INFO L132 encePairwiseOnDemand]: 489/513 looper letters, 102 selfloop transitions, 36 changer transitions 0/182 dead transitions. [2021-03-25 22:34:54,668 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 182 transitions, 1768 flow [2021-03-25 22:34:54,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 22:34:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 22:34:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2678 transitions. [2021-03-25 22:34:54,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47457026404394825 [2021-03-25 22:34:54,671 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2678 transitions. [2021-03-25 22:34:54,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2678 transitions. [2021-03-25 22:34:54,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:54,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2678 transitions. [2021-03-25 22:34:54,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 243.45454545454547) internal successors, (2678), 11 states have internal predecessors, (2678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:54,676 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 513.0) internal successors, (6156), 12 states have internal predecessors, (6156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:54,676 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 513.0) internal successors, (6156), 12 states have internal predecessors, (6156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:54,676 INFO L185 Difference]: Start difference. First operand has 160 places, 151 transitions, 1391 flow. Second operand 11 states and 2678 transitions. [2021-03-25 22:34:54,676 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 182 transitions, 1768 flow [2021-03-25 22:34:54,716 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 182 transitions, 1706 flow, removed 9 selfloop flow, removed 7 redundant places. [2021-03-25 22:34:54,719 INFO L241 Difference]: Finished difference. Result has 165 places, 156 transitions, 1441 flow [2021-03-25 22:34:54,719 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=513, PETRI_DIFFERENCE_MINUEND_FLOW=1329, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=116, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1441, PETRI_PLACES=165, PETRI_TRANSITIONS=156} [2021-03-25 22:34:54,719 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 74 predicate places. [2021-03-25 22:34:54,719 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:54,720 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 156 transitions, 1441 flow [2021-03-25 22:34:54,720 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 156 transitions, 1441 flow [2021-03-25 22:34:54,721 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 165 places, 156 transitions, 1441 flow [2021-03-25 22:34:54,796 INFO L129 PetriNetUnfolder]: 172/780 cut-off events. [2021-03-25 22:34:54,796 INFO L130 PetriNetUnfolder]: For 3737/3834 co-relation queries the response was YES. [2021-03-25 22:34:54,799 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2895 conditions, 780 events. 172/780 cut-off events. For 3737/3834 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 5411 event pairs, 24 based on Foata normal form. 11/749 useless extension candidates. Maximal degree in co-relation 2793. Up to 145 conditions per place. [2021-03-25 22:34:54,804 INFO L142 LiptonReduction]: Number of co-enabled transitions 1202 [2021-03-25 22:34:55,026 INFO L154 LiptonReduction]: Checked pairs total: 115 [2021-03-25 22:34:55,027 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 22:34:55,027 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 308 [2021-03-25 22:34:55,028 INFO L480 AbstractCegarLoop]: Abstraction has has 163 places, 154 transitions, 1431 flow [2021-03-25 22:34:55,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 236.9) internal successors, (2369), 10 states have internal predecessors, (2369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:55,029 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:55,029 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] [2021-03-25 22:34:55,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-25 22:34:55,029 INFO L428 AbstractCegarLoop]: === Iteration 20 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:55,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:55,029 INFO L82 PathProgramCache]: Analyzing trace with hash -481270877, now seen corresponding path program 1 times [2021-03-25 22:34:55,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:55,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511788176] [2021-03-25 22:34:55,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:55,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:55,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:55,100 INFO L142 QuantifierPusher]: treesize reduction 16, result has 75.8 percent of original size [2021-03-25 22:34:55,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-25 22:34:55,128 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.0 percent of original size [2021-03-25 22:34:55,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 22:34:55,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:55,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 22:34:55,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:55,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:55,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:55,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:34:55,185 INFO L142 QuantifierPusher]: treesize reduction 34, result has 51.4 percent of original size [2021-03-25 22:34:55,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-25 22:34:55,213 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-03-25 22:34:55,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 22:34:55,247 INFO L142 QuantifierPusher]: treesize reduction 19, result has 52.5 percent of original size [2021-03-25 22:34:55,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:34:55,273 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-03-25 22:34:55,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 22:34:55,274 INFO L142 QuantifierPusher]: treesize reduction 6, result has 82.4 percent of original size [2021-03-25 22:34:55,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 22:34:55,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:55,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 22:34:55,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 22:34:55,340 INFO L142 QuantifierPusher]: treesize reduction 20, result has 4.8 percent of original size [2021-03-25 22:34:55,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:55,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:55,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:34:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:55,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511788176] [2021-03-25 22:34:55,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:55,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-25 22:34:55,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284321828] [2021-03-25 22:34:55,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 22:34:55,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:55,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 22:34:55,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-03-25 22:34:55,346 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 222 out of 515 [2021-03-25 22:34:55,347 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 154 transitions, 1431 flow. Second operand has 11 states, 11 states have (on average 224.0) internal successors, (2464), 11 states have internal predecessors, (2464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:55,347 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:55,347 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 222 of 515 [2021-03-25 22:34:55,347 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:56,256 INFO L129 PetriNetUnfolder]: 843/2163 cut-off events. [2021-03-25 22:34:56,256 INFO L130 PetriNetUnfolder]: For 10213/10497 co-relation queries the response was YES. [2021-03-25 22:34:56,266 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8644 conditions, 2163 events. 843/2163 cut-off events. For 10213/10497 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 15066 event pairs, 175 based on Foata normal form. 30/2079 useless extension candidates. Maximal degree in co-relation 8471. Up to 560 conditions per place. [2021-03-25 22:34:56,270 INFO L132 encePairwiseOnDemand]: 491/515 looper letters, 112 selfloop transitions, 46 changer transitions 0/189 dead transitions. [2021-03-25 22:34:56,271 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 189 transitions, 1938 flow [2021-03-25 22:34:56,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 22:34:56,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 22:34:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1876 transitions. [2021-03-25 22:34:56,274 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4553398058252427 [2021-03-25 22:34:56,274 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1876 transitions. [2021-03-25 22:34:56,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1876 transitions. [2021-03-25 22:34:56,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:34:56,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1876 transitions. [2021-03-25 22:34:56,276 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 234.5) internal successors, (1876), 8 states have internal predecessors, (1876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:56,278 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 515.0) internal successors, (4635), 9 states have internal predecessors, (4635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:56,278 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 515.0) internal successors, (4635), 9 states have internal predecessors, (4635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:56,278 INFO L185 Difference]: Start difference. First operand has 163 places, 154 transitions, 1431 flow. Second operand 8 states and 1876 transitions. [2021-03-25 22:34:56,278 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 189 transitions, 1938 flow [2021-03-25 22:34:56,303 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 189 transitions, 1899 flow, removed 3 selfloop flow, removed 6 redundant places. [2021-03-25 22:34:56,306 INFO L241 Difference]: Finished difference. Result has 165 places, 159 transitions, 1567 flow [2021-03-25 22:34:56,306 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=515, PETRI_DIFFERENCE_MINUEND_FLOW=1392, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1567, PETRI_PLACES=165, PETRI_TRANSITIONS=159} [2021-03-25 22:34:56,306 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 74 predicate places. [2021-03-25 22:34:56,306 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:34:56,307 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 159 transitions, 1567 flow [2021-03-25 22:34:56,307 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 159 transitions, 1567 flow [2021-03-25 22:34:56,307 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 165 places, 159 transitions, 1567 flow [2021-03-25 22:34:56,375 INFO L129 PetriNetUnfolder]: 193/870 cut-off events. [2021-03-25 22:34:56,375 INFO L130 PetriNetUnfolder]: For 4402/4516 co-relation queries the response was YES. [2021-03-25 22:34:56,378 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3323 conditions, 870 events. 193/870 cut-off events. For 4402/4516 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 6294 event pairs, 31 based on Foata normal form. 11/830 useless extension candidates. Maximal degree in co-relation 3221. Up to 172 conditions per place. [2021-03-25 22:34:56,383 INFO L142 LiptonReduction]: Number of co-enabled transitions 1234 [2021-03-25 22:34:56,404 INFO L154 LiptonReduction]: Checked pairs total: 40 [2021-03-25 22:34:56,404 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:34:56,405 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 99 [2021-03-25 22:34:56,406 INFO L480 AbstractCegarLoop]: Abstraction has has 165 places, 159 transitions, 1567 flow [2021-03-25 22:34:56,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 224.0) internal successors, (2464), 11 states have internal predecessors, (2464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:56,406 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:34:56,406 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] [2021-03-25 22:34:56,406 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-03-25 22:34:56,407 INFO L428 AbstractCegarLoop]: === Iteration 21 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:34:56,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:34:56,407 INFO L82 PathProgramCache]: Analyzing trace with hash -496143904, now seen corresponding path program 1 times [2021-03-25 22:34:56,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:34:56,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348024338] [2021-03-25 22:34:56,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:34:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:34:56,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:56,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:34:56,505 INFO L142 QuantifierPusher]: treesize reduction 14, result has 87.3 percent of original size [2021-03-25 22:34:56,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-03-25 22:34:56,618 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2021-03-25 22:34:56,620 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.2 percent of original size [2021-03-25 22:34:56,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 22:34:56,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:56,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-25 22:34:56,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:34:56,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-03-25 22:34:56,789 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.2 percent of original size [2021-03-25 22:34:56,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-03-25 22:34:56,900 INFO L142 QuantifierPusher]: treesize reduction 16, result has 85.3 percent of original size [2021-03-25 22:34:56,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 22:34:57,010 INFO L142 QuantifierPusher]: treesize reduction 10, result has 92.3 percent of original size [2021-03-25 22:34:57,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-03-25 22:34:57,146 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2021-03-25 22:34:57,148 INFO L142 QuantifierPusher]: treesize reduction 10, result has 93.0 percent of original size [2021-03-25 22:34:57,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-03-25 22:34:57,311 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 56 [2021-03-25 22:34:57,314 INFO L142 QuantifierPusher]: treesize reduction 10, result has 92.4 percent of original size [2021-03-25 22:34:57,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-25 22:34:57,455 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2021-03-25 22:34:57,458 INFO L142 QuantifierPusher]: treesize reduction 10, result has 94.3 percent of original size [2021-03-25 22:34:57,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-03-25 22:34:57,610 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 47 [2021-03-25 22:34:57,612 INFO L142 QuantifierPusher]: treesize reduction 10, result has 94.3 percent of original size [2021-03-25 22:34:57,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-03-25 22:34:57,739 INFO L142 QuantifierPusher]: treesize reduction 10, result has 91.1 percent of original size [2021-03-25 22:34:57,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-03-25 22:34:57,794 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.3 percent of original size [2021-03-25 22:34:57,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-25 22:34:57,881 INFO L142 QuantifierPusher]: treesize reduction 7, result has 93.5 percent of original size [2021-03-25 22:34:57,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-03-25 22:34:57,973 INFO L142 QuantifierPusher]: treesize reduction 7, result has 85.7 percent of original size [2021-03-25 22:34:57,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-25 22:34:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:34:58,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348024338] [2021-03-25 22:34:58,027 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:34:58,027 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-25 22:34:58,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045033505] [2021-03-25 22:34:58,027 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-25 22:34:58,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:34:58,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-25 22:34:58,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-03-25 22:34:58,031 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 515 [2021-03-25 22:34:58,032 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 159 transitions, 1567 flow. Second operand has 16 states, 16 states have (on average 182.4375) internal successors, (2919), 16 states have internal predecessors, (2919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:34:58,032 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:34:58,032 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 515 [2021-03-25 22:34:58,032 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:34:59,453 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 60 [2021-03-25 22:34:59,614 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2021-03-25 22:34:59,924 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 65 [2021-03-25 22:35:00,232 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 65 [2021-03-25 22:35:01,800 INFO L129 PetriNetUnfolder]: 2413/4861 cut-off events. [2021-03-25 22:35:01,800 INFO L130 PetriNetUnfolder]: For 27551/27875 co-relation queries the response was YES. [2021-03-25 22:35:01,823 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19242 conditions, 4861 events. 2413/4861 cut-off events. For 27551/27875 co-relation queries the response was YES. Maximal size of possible extension queue 154. Compared 32689 event pairs, 1195 based on Foata normal form. 86/4834 useless extension candidates. Maximal degree in co-relation 18983. Up to 3086 conditions per place. [2021-03-25 22:35:01,832 INFO L132 encePairwiseOnDemand]: 484/515 looper letters, 184 selfloop transitions, 44 changer transitions 22/259 dead transitions. [2021-03-25 22:35:01,832 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 259 transitions, 2749 flow [2021-03-25 22:35:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-25 22:35:01,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-25 22:35:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 3449 transitions. [2021-03-25 22:35:01,836 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3720604099244876 [2021-03-25 22:35:01,836 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 3449 transitions. [2021-03-25 22:35:01,837 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 3449 transitions. [2021-03-25 22:35:01,837 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:01,837 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 3449 transitions. [2021-03-25 22:35:01,841 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 191.61111111111111) internal successors, (3449), 18 states have internal predecessors, (3449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:01,847 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 515.0) internal successors, (9785), 19 states have internal predecessors, (9785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:01,847 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 515.0) internal successors, (9785), 19 states have internal predecessors, (9785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:01,847 INFO L185 Difference]: Start difference. First operand has 165 places, 159 transitions, 1567 flow. Second operand 18 states and 3449 transitions. [2021-03-25 22:35:01,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 259 transitions, 2749 flow [2021-03-25 22:35:01,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 259 transitions, 2690 flow, removed 0 selfloop flow, removed 5 redundant places. [2021-03-25 22:35:01,932 INFO L241 Difference]: Finished difference. Result has 189 places, 181 transitions, 1977 flow [2021-03-25 22:35:01,932 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=515, PETRI_DIFFERENCE_MINUEND_FLOW=1518, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=1977, PETRI_PLACES=189, PETRI_TRANSITIONS=181} [2021-03-25 22:35:01,933 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 98 predicate places. [2021-03-25 22:35:01,933 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:01,933 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 189 places, 181 transitions, 1977 flow [2021-03-25 22:35:01,933 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 189 places, 181 transitions, 1977 flow [2021-03-25 22:35:01,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 187 places, 181 transitions, 1977 flow [2021-03-25 22:35:02,032 INFO L129 PetriNetUnfolder]: 211/934 cut-off events. [2021-03-25 22:35:02,033 INFO L130 PetriNetUnfolder]: For 10424/10537 co-relation queries the response was YES. [2021-03-25 22:35:02,040 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4148 conditions, 934 events. 211/934 cut-off events. For 10424/10537 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 6876 event pairs, 32 based on Foata normal form. 12/899 useless extension candidates. Maximal degree in co-relation 4075. Up to 187 conditions per place. [2021-03-25 22:35:02,050 INFO L142 LiptonReduction]: Number of co-enabled transitions 1328 [2021-03-25 22:35:02,383 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2021-03-25 22:35:02,587 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-03-25 22:35:03,011 INFO L154 LiptonReduction]: Checked pairs total: 266 [2021-03-25 22:35:03,011 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 22:35:03,011 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1078 [2021-03-25 22:35:03,013 INFO L480 AbstractCegarLoop]: Abstraction has has 186 places, 180 transitions, 1987 flow [2021-03-25 22:35:03,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 182.4375) internal successors, (2919), 16 states have internal predecessors, (2919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:03,014 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:03,014 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] [2021-03-25 22:35:03,014 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-03-25 22:35:03,014 INFO L428 AbstractCegarLoop]: === Iteration 22 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:03,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:03,014 INFO L82 PathProgramCache]: Analyzing trace with hash 2032867382, now seen corresponding path program 1 times [2021-03-25 22:35:03,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:03,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439850189] [2021-03-25 22:35:03,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:03,088 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 22:35:03,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:35:03,106 INFO L142 QuantifierPusher]: treesize reduction 26, result has 72.9 percent of original size [2021-03-25 22:35:03,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-25 22:35:03,168 INFO L142 QuantifierPusher]: treesize reduction 14, result has 84.3 percent of original size [2021-03-25 22:35:03,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 22:35:03,178 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-03-25 22:35:03,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-25 22:35:03,209 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.1 percent of original size [2021-03-25 22:35:03,210 INFO L147 QuantifierPusher]: treesize reduction 5, result has 93.9 percent of original size 77 [2021-03-25 22:35:03,289 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.0 percent of original size [2021-03-25 22:35:03,290 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.2 percent of original size 99 [2021-03-25 22:35:03,367 INFO L142 QuantifierPusher]: treesize reduction 10, result has 92.1 percent of original size [2021-03-25 22:35:03,368 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.7 percent of original size 111 [2021-03-25 22:35:03,455 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.3 percent of original size [2021-03-25 22:35:03,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-03-25 22:35:03,548 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.2 percent of original size [2021-03-25 22:35:03,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-25 22:35:03,636 INFO L142 QuantifierPusher]: treesize reduction 17, result has 90.1 percent of original size [2021-03-25 22:35:03,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-03-25 22:35:03,740 INFO L142 QuantifierPusher]: treesize reduction 17, result has 86.6 percent of original size [2021-03-25 22:35:03,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-03-25 22:35:03,841 INFO L142 QuantifierPusher]: treesize reduction 17, result has 85.2 percent of original size [2021-03-25 22:35:03,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-25 22:35:03,953 INFO L142 QuantifierPusher]: treesize reduction 17, result has 88.5 percent of original size [2021-03-25 22:35:03,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-03-25 22:35:04,063 INFO L142 QuantifierPusher]: treesize reduction 12, result has 92.1 percent of original size [2021-03-25 22:35:04,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-03-25 22:35:04,160 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.6 percent of original size [2021-03-25 22:35:04,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-25 22:35:04,200 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:35:04,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:35:04,273 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:35:04,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:04,340 INFO L142 QuantifierPusher]: treesize reduction 61, result has 47.4 percent of original size [2021-03-25 22:35:04,340 INFO L147 QuantifierPusher]: treesize reduction 5, result has 90.9 percent of original size 50 [2021-03-25 22:35:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:04,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439850189] [2021-03-25 22:35:04,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:04,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-03-25 22:35:04,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037148941] [2021-03-25 22:35:04,412 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-25 22:35:04,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:04,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-25 22:35:04,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2021-03-25 22:35:04,415 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 522 [2021-03-25 22:35:04,417 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 180 transitions, 1987 flow. Second operand has 18 states, 18 states have (on average 180.27777777777777) internal successors, (3245), 18 states have internal predecessors, (3245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:04,417 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:04,417 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 522 [2021-03-25 22:35:04,417 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:05,919 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 67 [2021-03-25 22:35:06,420 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-03-25 22:35:06,855 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 70 [2021-03-25 22:35:07,334 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-03-25 22:35:07,788 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2021-03-25 22:35:08,707 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-03-25 22:35:10,237 INFO L129 PetriNetUnfolder]: 2745/5578 cut-off events. [2021-03-25 22:35:10,237 INFO L130 PetriNetUnfolder]: For 70317/70771 co-relation queries the response was YES. [2021-03-25 22:35:10,267 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24611 conditions, 5578 events. 2745/5578 cut-off events. For 70317/70771 co-relation queries the response was YES. Maximal size of possible extension queue 197. Compared 39542 event pairs, 1068 based on Foata normal form. 152/5599 useless extension candidates. Maximal degree in co-relation 24522. Up to 3039 conditions per place. [2021-03-25 22:35:10,279 INFO L132 encePairwiseOnDemand]: 479/522 looper letters, 209 selfloop transitions, 97 changer transitions 30/345 dead transitions. [2021-03-25 22:35:10,279 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 345 transitions, 3944 flow [2021-03-25 22:35:10,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-25 22:35:10,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-25 22:35:10,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 4915 transitions. [2021-03-25 22:35:10,286 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.36214264662540524 [2021-03-25 22:35:10,286 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 4915 transitions. [2021-03-25 22:35:10,286 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 4915 transitions. [2021-03-25 22:35:10,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:10,287 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 4915 transitions. [2021-03-25 22:35:10,292 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 189.03846153846155) internal successors, (4915), 26 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:10,301 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 522.0) internal successors, (14094), 27 states have internal predecessors, (14094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:10,302 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 522.0) internal successors, (14094), 27 states have internal predecessors, (14094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:10,302 INFO L185 Difference]: Start difference. First operand has 186 places, 180 transitions, 1987 flow. Second operand 26 states and 4915 transitions. [2021-03-25 22:35:10,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 211 places, 345 transitions, 3944 flow [2021-03-25 22:35:10,498 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 207 places, 345 transitions, 3818 flow, removed 59 selfloop flow, removed 4 redundant places. [2021-03-25 22:35:10,502 INFO L241 Difference]: Finished difference. Result has 223 places, 235 transitions, 2897 flow [2021-03-25 22:35:10,502 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=522, PETRI_DIFFERENCE_MINUEND_FLOW=1895, PETRI_DIFFERENCE_MINUEND_PLACES=182, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=52, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=112, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=2897, PETRI_PLACES=223, PETRI_TRANSITIONS=235} [2021-03-25 22:35:10,502 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 132 predicate places. [2021-03-25 22:35:10,502 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:10,502 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 235 transitions, 2897 flow [2021-03-25 22:35:10,502 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 235 transitions, 2897 flow [2021-03-25 22:35:10,504 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 222 places, 235 transitions, 2897 flow [2021-03-25 22:35:10,616 INFO L129 PetriNetUnfolder]: 228/1045 cut-off events. [2021-03-25 22:35:10,617 INFO L130 PetriNetUnfolder]: For 19318/19490 co-relation queries the response was YES. [2021-03-25 22:35:10,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5394 conditions, 1045 events. 228/1045 cut-off events. For 19318/19490 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 8055 event pairs, 29 based on Foata normal form. 21/1020 useless extension candidates. Maximal degree in co-relation 5246. Up to 184 conditions per place. [2021-03-25 22:35:10,629 INFO L142 LiptonReduction]: Number of co-enabled transitions 1548 [2021-03-25 22:35:12,099 INFO L154 LiptonReduction]: Checked pairs total: 437 [2021-03-25 22:35:12,099 INFO L156 LiptonReduction]: Total number of compositions: 10 [2021-03-25 22:35:12,099 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1597 [2021-03-25 22:35:12,102 INFO L480 AbstractCegarLoop]: Abstraction has has 221 places, 234 transitions, 2918 flow [2021-03-25 22:35:12,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 180.27777777777777) internal successors, (3245), 18 states have internal predecessors, (3245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:12,102 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:12,103 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] [2021-03-25 22:35:12,103 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-25 22:35:12,103 INFO L428 AbstractCegarLoop]: === Iteration 23 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:12,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:12,103 INFO L82 PathProgramCache]: Analyzing trace with hash -2052812248, now seen corresponding path program 1 times [2021-03-25 22:35:12,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:12,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557504731] [2021-03-25 22:35:12,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:12,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:12,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:35:12,201 INFO L142 QuantifierPusher]: treesize reduction 28, result has 72.0 percent of original size [2021-03-25 22:35:12,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 22:35:12,266 INFO L142 QuantifierPusher]: treesize reduction 20, result has 79.4 percent of original size [2021-03-25 22:35:12,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-25 22:35:12,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:12,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-25 22:35:12,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:12,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 22:35:12,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:12,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 22:35:12,359 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.6 percent of original size [2021-03-25 22:35:12,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-25 22:35:12,450 INFO L142 QuantifierPusher]: treesize reduction 51, result has 69.5 percent of original size [2021-03-25 22:35:12,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-03-25 22:35:12,552 INFO L142 QuantifierPusher]: treesize reduction 51, result has 57.1 percent of original size [2021-03-25 22:35:12,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:35:12,645 INFO L142 QuantifierPusher]: treesize reduction 39, result has 63.6 percent of original size [2021-03-25 22:35:12,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-03-25 22:35:12,647 INFO L142 QuantifierPusher]: treesize reduction 47, result has 66.2 percent of original size [2021-03-25 22:35:12,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-03-25 22:35:12,748 INFO L142 QuantifierPusher]: treesize reduction 34, result has 80.1 percent of original size [2021-03-25 22:35:12,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-03-25 22:35:12,778 INFO L142 QuantifierPusher]: treesize reduction 10, result has 93.2 percent of original size [2021-03-25 22:35:12,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-03-25 22:35:12,875 INFO L142 QuantifierPusher]: treesize reduction 10, result has 89.1 percent of original size [2021-03-25 22:35:12,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-25 22:35:12,906 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:35:12,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:35:12,953 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:35:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:13,004 INFO L142 QuantifierPusher]: treesize reduction 54, result has 54.6 percent of original size [2021-03-25 22:35:13,005 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.3 percent of original size 60 [2021-03-25 22:35:13,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:13,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557504731] [2021-03-25 22:35:13,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:13,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-25 22:35:13,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652851350] [2021-03-25 22:35:13,075 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 22:35:13,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:13,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 22:35:13,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-03-25 22:35:13,077 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 532 [2021-03-25 22:35:13,078 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 234 transitions, 2918 flow. Second operand has 14 states, 14 states have (on average 189.64285714285714) internal successors, (2655), 14 states have internal predecessors, (2655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:13,078 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:13,078 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 532 [2021-03-25 22:35:13,078 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:14,052 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 44 [2021-03-25 22:35:16,895 INFO L129 PetriNetUnfolder]: 2986/6095 cut-off events. [2021-03-25 22:35:16,896 INFO L130 PetriNetUnfolder]: For 126518/127219 co-relation queries the response was YES. [2021-03-25 22:35:16,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31361 conditions, 6095 events. 2986/6095 cut-off events. For 126518/127219 co-relation queries the response was YES. Maximal size of possible extension queue 243. Compared 44635 event pairs, 1052 based on Foata normal form. 153/6119 useless extension candidates. Maximal degree in co-relation 30927. Up to 3041 conditions per place. [2021-03-25 22:35:16,944 INFO L132 encePairwiseOnDemand]: 485/532 looper letters, 195 selfloop transitions, 118 changer transitions 31/353 dead transitions. [2021-03-25 22:35:16,944 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 241 places, 353 transitions, 4810 flow [2021-03-25 22:35:16,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-25 22:35:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-25 22:35:16,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4181 transitions. [2021-03-25 22:35:16,949 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3742391693519513 [2021-03-25 22:35:16,949 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4181 transitions. [2021-03-25 22:35:16,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4181 transitions. [2021-03-25 22:35:16,950 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:16,950 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4181 transitions. [2021-03-25 22:35:16,954 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 199.0952380952381) internal successors, (4181), 21 states have internal predecessors, (4181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:16,961 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 532.0) internal successors, (11704), 22 states have internal predecessors, (11704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:16,962 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 532.0) internal successors, (11704), 22 states have internal predecessors, (11704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:16,962 INFO L185 Difference]: Start difference. First operand has 221 places, 234 transitions, 2918 flow. Second operand 21 states and 4181 transitions. [2021-03-25 22:35:16,962 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 241 places, 353 transitions, 4810 flow [2021-03-25 22:35:17,366 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 353 transitions, 4586 flow, removed 95 selfloop flow, removed 5 redundant places. [2021-03-25 22:35:17,371 INFO L241 Difference]: Finished difference. Result has 246 places, 258 transitions, 3500 flow [2021-03-25 22:35:17,371 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=532, PETRI_DIFFERENCE_MINUEND_FLOW=2754, PETRI_DIFFERENCE_MINUEND_PLACES=216, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=97, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=3500, PETRI_PLACES=246, PETRI_TRANSITIONS=258} [2021-03-25 22:35:17,371 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 155 predicate places. [2021-03-25 22:35:17,372 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:17,372 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 246 places, 258 transitions, 3500 flow [2021-03-25 22:35:17,372 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 246 places, 258 transitions, 3500 flow [2021-03-25 22:35:17,374 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 245 places, 258 transitions, 3500 flow [2021-03-25 22:35:17,496 INFO L129 PetriNetUnfolder]: 250/1131 cut-off events. [2021-03-25 22:35:17,496 INFO L130 PetriNetUnfolder]: For 28771/29026 co-relation queries the response was YES. [2021-03-25 22:35:17,504 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6472 conditions, 1131 events. 250/1131 cut-off events. For 28771/29026 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 8916 event pairs, 28 based on Foata normal form. 34/1114 useless extension candidates. Maximal degree in co-relation 6303. Up to 198 conditions per place. [2021-03-25 22:35:17,518 INFO L142 LiptonReduction]: Number of co-enabled transitions 1662 [2021-03-25 22:35:18,699 INFO L154 LiptonReduction]: Checked pairs total: 721 [2021-03-25 22:35:18,699 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 22:35:18,699 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1327 [2021-03-25 22:35:18,701 INFO L480 AbstractCegarLoop]: Abstraction has has 244 places, 257 transitions, 3497 flow [2021-03-25 22:35:18,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 189.64285714285714) internal successors, (2655), 14 states have internal predecessors, (2655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:18,702 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:18,702 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] [2021-03-25 22:35:18,702 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-25 22:35:18,702 INFO L428 AbstractCegarLoop]: === Iteration 24 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:18,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:18,703 INFO L82 PathProgramCache]: Analyzing trace with hash -212609458, now seen corresponding path program 1 times [2021-03-25 22:35:18,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:18,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685972967] [2021-03-25 22:35:18,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:18,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:18,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:35:18,788 INFO L142 QuantifierPusher]: treesize reduction 14, result has 84.3 percent of original size [2021-03-25 22:35:18,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 22:35:18,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:18,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-25 22:35:18,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:18,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-25 22:35:18,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:18,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 22:35:18,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:18,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:18,971 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.7 percent of original size [2021-03-25 22:35:18,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 22:35:19,047 INFO L142 QuantifierPusher]: treesize reduction 69, result has 49.3 percent of original size [2021-03-25 22:35:19,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-03-25 22:35:19,118 INFO L142 QuantifierPusher]: treesize reduction 57, result has 65.2 percent of original size [2021-03-25 22:35:19,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-03-25 22:35:19,136 INFO L142 QuantifierPusher]: treesize reduction 57, result has 50.9 percent of original size [2021-03-25 22:35:19,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 22:35:19,216 INFO L142 QuantifierPusher]: treesize reduction 45, result has 69.8 percent of original size [2021-03-25 22:35:19,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-25 22:35:19,241 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-25 22:35:19,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-25 22:35:19,298 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-25 22:35:19,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 22:35:19,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:19,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 22:35:19,362 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:35:19,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:35:19,408 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:35:19,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:19,449 INFO L142 QuantifierPusher]: treesize reduction 78, result has 40.0 percent of original size [2021-03-25 22:35:19,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 22:35:19,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:19,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685972967] [2021-03-25 22:35:19,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:19,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-25 22:35:19,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709078457] [2021-03-25 22:35:19,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-25 22:35:19,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:19,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-25 22:35:19,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-03-25 22:35:19,512 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 539 [2021-03-25 22:35:19,513 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 257 transitions, 3497 flow. Second operand has 14 states, 14 states have (on average 189.57142857142858) internal successors, (2654), 14 states have internal predecessors, (2654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:19,513 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:19,513 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 539 [2021-03-25 22:35:19,513 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:23,313 INFO L129 PetriNetUnfolder]: 3226/6604 cut-off events. [2021-03-25 22:35:23,313 INFO L130 PetriNetUnfolder]: For 177101/177876 co-relation queries the response was YES. [2021-03-25 22:35:23,468 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36996 conditions, 6604 events. 3226/6604 cut-off events. For 177101/177876 co-relation queries the response was YES. Maximal size of possible extension queue 260. Compared 48771 event pairs, 936 based on Foata normal form. 116/6580 useless extension candidates. Maximal degree in co-relation 36507. Up to 2760 conditions per place. [2021-03-25 22:35:23,483 INFO L132 encePairwiseOnDemand]: 487/539 looper letters, 194 selfloop transitions, 146 changer transitions 22/371 dead transitions. [2021-03-25 22:35:23,483 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 264 places, 371 transitions, 5458 flow [2021-03-25 22:35:23,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-25 22:35:23,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-25 22:35:23,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4192 transitions. [2021-03-25 22:35:23,489 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.37035073769767646 [2021-03-25 22:35:23,489 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4192 transitions. [2021-03-25 22:35:23,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4192 transitions. [2021-03-25 22:35:23,490 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:23,490 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4192 transitions. [2021-03-25 22:35:23,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 199.61904761904762) internal successors, (4192), 21 states have internal predecessors, (4192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:23,500 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 539.0) internal successors, (11858), 22 states have internal predecessors, (11858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:23,501 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 539.0) internal successors, (11858), 22 states have internal predecessors, (11858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:23,501 INFO L185 Difference]: Start difference. First operand has 244 places, 257 transitions, 3497 flow. Second operand 21 states and 4192 transitions. [2021-03-25 22:35:23,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 264 places, 371 transitions, 5458 flow [2021-03-25 22:35:23,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 371 transitions, 5172 flow, removed 86 selfloop flow, removed 12 redundant places. [2021-03-25 22:35:23,943 INFO L241 Difference]: Finished difference. Result has 257 places, 273 transitions, 3924 flow [2021-03-25 22:35:23,943 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=539, PETRI_DIFFERENCE_MINUEND_FLOW=3293, PETRI_DIFFERENCE_MINUEND_PLACES=232, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=134, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=118, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=3924, PETRI_PLACES=257, PETRI_TRANSITIONS=273} [2021-03-25 22:35:23,943 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 166 predicate places. [2021-03-25 22:35:23,943 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:23,943 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 257 places, 273 transitions, 3924 flow [2021-03-25 22:35:23,944 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 257 places, 273 transitions, 3924 flow [2021-03-25 22:35:23,945 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 257 places, 273 transitions, 3924 flow [2021-03-25 22:35:24,094 INFO L129 PetriNetUnfolder]: 283/1251 cut-off events. [2021-03-25 22:35:24,095 INFO L130 PetriNetUnfolder]: For 28828/29119 co-relation queries the response was YES. [2021-03-25 22:35:24,102 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7279 conditions, 1251 events. 283/1251 cut-off events. For 28828/29119 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 10027 event pairs, 35 based on Foata normal form. 34/1224 useless extension candidates. Maximal degree in co-relation 7085. Up to 235 conditions per place. [2021-03-25 22:35:24,112 INFO L142 LiptonReduction]: Number of co-enabled transitions 1768 [2021-03-25 22:35:24,781 INFO L154 LiptonReduction]: Checked pairs total: 600 [2021-03-25 22:35:24,781 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 22:35:24,781 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 838 [2021-03-25 22:35:24,783 INFO L480 AbstractCegarLoop]: Abstraction has has 255 places, 271 transitions, 3919 flow [2021-03-25 22:35:24,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 189.57142857142858) internal successors, (2654), 14 states have internal predecessors, (2654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:24,783 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:24,783 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] [2021-03-25 22:35:24,783 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-03-25 22:35:24,783 INFO L428 AbstractCegarLoop]: === Iteration 25 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:24,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:24,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1080679078, now seen corresponding path program 2 times [2021-03-25 22:35:24,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:24,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869432088] [2021-03-25 22:35:24,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:24,846 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 22:35:24,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:35:24,865 INFO L142 QuantifierPusher]: treesize reduction 34, result has 67.9 percent of original size [2021-03-25 22:35:24,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-03-25 22:35:24,931 INFO L142 QuantifierPusher]: treesize reduction 20, result has 79.4 percent of original size [2021-03-25 22:35:24,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-03-25 22:35:24,942 INFO L142 QuantifierPusher]: treesize reduction 12, result has 86.4 percent of original size [2021-03-25 22:35:24,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-25 22:35:24,975 INFO L142 QuantifierPusher]: treesize reduction 12, result has 84.2 percent of original size [2021-03-25 22:35:24,976 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.2 percent of original size 59 [2021-03-25 22:35:25,055 INFO L142 QuantifierPusher]: treesize reduction 9, result has 87.7 percent of original size [2021-03-25 22:35:25,056 INFO L147 QuantifierPusher]: treesize reduction 5, result has 92.2 percent of original size 59 [2021-03-25 22:35:25,057 INFO L142 QuantifierPusher]: treesize reduction 15, result has 82.6 percent of original size [2021-03-25 22:35:25,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-03-25 22:35:25,130 INFO L142 QuantifierPusher]: treesize reduction 60, result has 51.2 percent of original size [2021-03-25 22:35:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:25,201 INFO L142 QuantifierPusher]: treesize reduction 48, result has 56.8 percent of original size [2021-03-25 22:35:25,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:25,204 INFO L142 QuantifierPusher]: treesize reduction 35, result has 75.5 percent of original size [2021-03-25 22:35:25,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-03-25 22:35:25,222 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.1 percent of original size [2021-03-25 22:35:25,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-03-25 22:35:25,309 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.9 percent of original size [2021-03-25 22:35:25,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-03-25 22:35:25,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:25,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-25 22:35:25,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:25,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 22:35:25,445 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:35:25,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:35:25,494 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:35:25,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:25,539 INFO L142 QuantifierPusher]: treesize reduction 78, result has 40.0 percent of original size [2021-03-25 22:35:25,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-25 22:35:25,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:25,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869432088] [2021-03-25 22:35:25,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:25,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-25 22:35:25,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831894165] [2021-03-25 22:35:25,606 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-25 22:35:25,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:25,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-25 22:35:25,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2021-03-25 22:35:25,608 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 544 [2021-03-25 22:35:25,610 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 255 places, 271 transitions, 3919 flow. Second operand has 15 states, 15 states have (on average 189.46666666666667) internal successors, (2842), 15 states have internal predecessors, (2842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:25,610 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:25,610 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 544 [2021-03-25 22:35:25,610 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:29,949 INFO L129 PetriNetUnfolder]: 2902/6013 cut-off events. [2021-03-25 22:35:29,950 INFO L130 PetriNetUnfolder]: For 160052/160708 co-relation queries the response was YES. [2021-03-25 22:35:29,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35857 conditions, 6013 events. 2902/6013 cut-off events. For 160052/160708 co-relation queries the response was YES. Maximal size of possible extension queue 231. Compared 44136 event pairs, 849 based on Foata normal form. 88/5956 useless extension candidates. Maximal degree in co-relation 35339. Up to 2358 conditions per place. [2021-03-25 22:35:30,004 INFO L132 encePairwiseOnDemand]: 491/544 looper letters, 194 selfloop transitions, 152 changer transitions 14/369 dead transitions. [2021-03-25 22:35:30,004 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 369 transitions, 5734 flow [2021-03-25 22:35:30,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-25 22:35:30,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-25 22:35:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4183 transitions. [2021-03-25 22:35:30,009 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.36615896358543415 [2021-03-25 22:35:30,009 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4183 transitions. [2021-03-25 22:35:30,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4183 transitions. [2021-03-25 22:35:30,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:30,010 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4183 transitions. [2021-03-25 22:35:30,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 199.1904761904762) internal successors, (4183), 21 states have internal predecessors, (4183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:30,019 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 544.0) internal successors, (11968), 22 states have internal predecessors, (11968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:30,020 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 544.0) internal successors, (11968), 22 states have internal predecessors, (11968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:30,020 INFO L185 Difference]: Start difference. First operand has 255 places, 271 transitions, 3919 flow. Second operand 21 states and 4183 transitions. [2021-03-25 22:35:30,020 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 369 transitions, 5734 flow [2021-03-25 22:35:30,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 369 transitions, 5490 flow, removed 38 selfloop flow, removed 15 redundant places. [2021-03-25 22:35:30,473 INFO L241 Difference]: Finished difference. Result has 264 places, 280 transitions, 4254 flow [2021-03-25 22:35:30,473 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=544, PETRI_DIFFERENCE_MINUEND_FLOW=3701, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=145, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=4254, PETRI_PLACES=264, PETRI_TRANSITIONS=280} [2021-03-25 22:35:30,473 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 173 predicate places. [2021-03-25 22:35:30,473 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:30,473 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 264 places, 280 transitions, 4254 flow [2021-03-25 22:35:30,474 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 264 places, 280 transitions, 4254 flow [2021-03-25 22:35:30,475 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 264 places, 280 transitions, 4254 flow [2021-03-25 22:35:30,637 INFO L129 PetriNetUnfolder]: 293/1274 cut-off events. [2021-03-25 22:35:30,637 INFO L130 PetriNetUnfolder]: For 29537/29827 co-relation queries the response was YES. [2021-03-25 22:35:30,645 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7682 conditions, 1274 events. 293/1274 cut-off events. For 29537/29827 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 10061 event pairs, 44 based on Foata normal form. 31/1244 useless extension candidates. Maximal degree in co-relation 7509. Up to 246 conditions per place. [2021-03-25 22:35:30,655 INFO L142 LiptonReduction]: Number of co-enabled transitions 1678 [2021-03-25 22:35:31,242 INFO L154 LiptonReduction]: Checked pairs total: 456 [2021-03-25 22:35:31,243 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 22:35:31,243 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 770 [2021-03-25 22:35:31,244 INFO L480 AbstractCegarLoop]: Abstraction has has 263 places, 279 transitions, 4251 flow [2021-03-25 22:35:31,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 189.46666666666667) internal successors, (2842), 15 states have internal predecessors, (2842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:31,245 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:31,245 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] [2021-03-25 22:35:31,245 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-25 22:35:31,245 INFO L428 AbstractCegarLoop]: === Iteration 26 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:31,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:31,245 INFO L82 PathProgramCache]: Analyzing trace with hash -303745276, now seen corresponding path program 2 times [2021-03-25 22:35:31,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:31,246 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952046877] [2021-03-25 22:35:31,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:31,317 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 22:35:31,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:35:31,340 INFO L142 QuantifierPusher]: treesize reduction 26, result has 72.9 percent of original size [2021-03-25 22:35:31,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-25 22:35:31,411 INFO L142 QuantifierPusher]: treesize reduction 14, result has 84.3 percent of original size [2021-03-25 22:35:31,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 22:35:31,421 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-03-25 22:35:31,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-25 22:35:31,446 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.1 percent of original size [2021-03-25 22:35:31,447 INFO L147 QuantifierPusher]: treesize reduction 5, result has 93.9 percent of original size 77 [2021-03-25 22:35:31,513 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.0 percent of original size [2021-03-25 22:35:31,514 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.2 percent of original size 99 [2021-03-25 22:35:31,590 INFO L142 QuantifierPusher]: treesize reduction 10, result has 92.1 percent of original size [2021-03-25 22:35:31,591 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.7 percent of original size 111 [2021-03-25 22:35:31,682 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.3 percent of original size [2021-03-25 22:35:31,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-03-25 22:35:31,806 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.2 percent of original size [2021-03-25 22:35:31,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-25 22:35:31,915 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.7 percent of original size [2021-03-25 22:35:31,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-25 22:35:32,021 INFO L142 QuantifierPusher]: treesize reduction 17, result has 86.6 percent of original size [2021-03-25 22:35:32,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-03-25 22:35:32,167 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2021-03-25 22:35:32,169 INFO L142 QuantifierPusher]: treesize reduction 17, result has 85.2 percent of original size [2021-03-25 22:35:32,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-03-25 22:35:32,293 INFO L142 QuantifierPusher]: treesize reduction 17, result has 88.5 percent of original size [2021-03-25 22:35:32,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-03-25 22:35:32,435 INFO L142 QuantifierPusher]: treesize reduction 12, result has 92.1 percent of original size [2021-03-25 22:35:32,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-03-25 22:35:32,558 INFO L142 QuantifierPusher]: treesize reduction 12, result has 87.6 percent of original size [2021-03-25 22:35:32,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-25 22:35:32,603 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:35:32,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:35:32,675 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:35:32,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:32,737 INFO L142 QuantifierPusher]: treesize reduction 61, result has 47.4 percent of original size [2021-03-25 22:35:32,738 INFO L147 QuantifierPusher]: treesize reduction 5, result has 90.9 percent of original size 50 [2021-03-25 22:35:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:32,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952046877] [2021-03-25 22:35:32,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:32,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-03-25 22:35:32,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95296897] [2021-03-25 22:35:32,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-25 22:35:32,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:32,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-25 22:35:32,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2021-03-25 22:35:32,828 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 548 [2021-03-25 22:35:32,829 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 263 places, 279 transitions, 4251 flow. Second operand has 18 states, 18 states have (on average 180.27777777777777) internal successors, (3245), 18 states have internal predecessors, (3245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:32,829 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:32,829 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 548 [2021-03-25 22:35:32,829 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:34,179 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2021-03-25 22:35:34,476 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2021-03-25 22:35:35,040 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 57 [2021-03-25 22:35:35,301 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 56 [2021-03-25 22:35:35,763 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 70 [2021-03-25 22:35:36,251 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 58 [2021-03-25 22:35:36,924 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2021-03-25 22:35:37,878 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2021-03-25 22:35:40,242 INFO L129 PetriNetUnfolder]: 3232/6704 cut-off events. [2021-03-25 22:35:40,242 INFO L130 PetriNetUnfolder]: For 185387/186292 co-relation queries the response was YES. [2021-03-25 22:35:40,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40527 conditions, 6704 events. 3232/6704 cut-off events. For 185387/186292 co-relation queries the response was YES. Maximal size of possible extension queue 262. Compared 50491 event pairs, 1019 based on Foata normal form. 195/6709 useless extension candidates. Maximal degree in co-relation 40153. Up to 3192 conditions per place. [2021-03-25 22:35:40,296 INFO L132 encePairwiseOnDemand]: 494/548 looper letters, 245 selfloop transitions, 173 changer transitions 19/446 dead transitions. [2021-03-25 22:35:40,296 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 446 transitions, 7174 flow [2021-03-25 22:35:40,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-25 22:35:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-03-25 22:35:40,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 5113 transitions. [2021-03-25 22:35:40,302 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.34556636928899703 [2021-03-25 22:35:40,302 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 5113 transitions. [2021-03-25 22:35:40,302 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 5113 transitions. [2021-03-25 22:35:40,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:40,303 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 5113 transitions. [2021-03-25 22:35:40,307 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 189.37037037037038) internal successors, (5113), 27 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:40,314 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 548.0) internal successors, (15344), 28 states have internal predecessors, (15344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:40,314 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 548.0) internal successors, (15344), 28 states have internal predecessors, (15344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:40,314 INFO L185 Difference]: Start difference. First operand has 263 places, 279 transitions, 4251 flow. Second operand 27 states and 5113 transitions. [2021-03-25 22:35:40,314 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 446 transitions, 7174 flow [2021-03-25 22:35:40,850 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 446 transitions, 6966 flow, removed 22 selfloop flow, removed 15 redundant places. [2021-03-25 22:35:40,856 INFO L241 Difference]: Finished difference. Result has 281 places, 333 transitions, 5615 flow [2021-03-25 22:35:40,857 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=548, PETRI_DIFFERENCE_MINUEND_FLOW=4059, PETRI_DIFFERENCE_MINUEND_PLACES=248, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=279, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=126, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=5615, PETRI_PLACES=281, PETRI_TRANSITIONS=333} [2021-03-25 22:35:40,857 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 190 predicate places. [2021-03-25 22:35:40,857 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:40,857 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 281 places, 333 transitions, 5615 flow [2021-03-25 22:35:40,857 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 281 places, 333 transitions, 5615 flow [2021-03-25 22:35:40,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 280 places, 333 transitions, 5615 flow [2021-03-25 22:35:41,048 INFO L129 PetriNetUnfolder]: 327/1437 cut-off events. [2021-03-25 22:35:41,048 INFO L130 PetriNetUnfolder]: For 40421/40855 co-relation queries the response was YES. [2021-03-25 22:35:41,058 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9193 conditions, 1437 events. 327/1437 cut-off events. For 40421/40855 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 11853 event pairs, 42 based on Foata normal form. 46/1415 useless extension candidates. Maximal degree in co-relation 9011. Up to 282 conditions per place. [2021-03-25 22:35:41,069 INFO L142 LiptonReduction]: Number of co-enabled transitions 1974 [2021-03-25 22:35:41,991 INFO L154 LiptonReduction]: Checked pairs total: 523 [2021-03-25 22:35:41,992 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-25 22:35:41,992 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1135 [2021-03-25 22:35:41,993 INFO L480 AbstractCegarLoop]: Abstraction has has 279 places, 332 transitions, 5613 flow [2021-03-25 22:35:41,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 180.27777777777777) internal successors, (3245), 18 states have internal predecessors, (3245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:41,994 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:41,994 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] [2021-03-25 22:35:41,994 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-03-25 22:35:41,994 INFO L428 AbstractCegarLoop]: === Iteration 27 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:41,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:41,994 INFO L82 PathProgramCache]: Analyzing trace with hash 640950738, now seen corresponding path program 3 times [2021-03-25 22:35:41,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:41,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343696917] [2021-03-25 22:35:41,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:42,104 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.2 percent of original size [2021-03-25 22:35:42,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 22:35:42,126 INFO L142 QuantifierPusher]: treesize reduction 26, result has 72.9 percent of original size [2021-03-25 22:35:42,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-03-25 22:35:42,200 INFO L142 QuantifierPusher]: treesize reduction 14, result has 84.3 percent of original size [2021-03-25 22:35:42,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-03-25 22:35:42,211 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.7 percent of original size [2021-03-25 22:35:42,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-25 22:35:42,247 INFO L142 QuantifierPusher]: treesize reduction 9, result has 90.1 percent of original size [2021-03-25 22:35:42,248 INFO L147 QuantifierPusher]: treesize reduction 5, result has 93.9 percent of original size 77 [2021-03-25 22:35:42,315 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.0 percent of original size [2021-03-25 22:35:42,316 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.2 percent of original size 99 [2021-03-25 22:35:42,385 INFO L142 QuantifierPusher]: treesize reduction 10, result has 92.1 percent of original size [2021-03-25 22:35:42,386 INFO L147 QuantifierPusher]: treesize reduction 5, result has 95.7 percent of original size 111 [2021-03-25 22:35:42,473 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.3 percent of original size [2021-03-25 22:35:42,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-03-25 22:35:42,587 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.2 percent of original size [2021-03-25 22:35:42,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-03-25 22:35:42,704 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.7 percent of original size [2021-03-25 22:35:42,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-25 22:35:42,807 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.5 percent of original size [2021-03-25 22:35:42,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-25 22:35:42,895 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-25 22:35:42,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-03-25 22:35:42,985 INFO L142 QuantifierPusher]: treesize reduction 1, result has 99.0 percent of original size [2021-03-25 22:35:42,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-03-25 22:35:43,066 INFO L142 QuantifierPusher]: treesize reduction 1, result has 98.0 percent of original size [2021-03-25 22:35:43,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-25 22:35:43,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:43,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 22:35:43,148 INFO L142 QuantifierPusher]: treesize reduction 7, result has 86.5 percent of original size [2021-03-25 22:35:43,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-25 22:35:43,215 INFO L142 QuantifierPusher]: treesize reduction 7, result has 90.0 percent of original size [2021-03-25 22:35:43,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-25 22:35:43,275 INFO L142 QuantifierPusher]: treesize reduction 61, result has 47.4 percent of original size [2021-03-25 22:35:43,276 INFO L147 QuantifierPusher]: treesize reduction 5, result has 90.9 percent of original size 50 [2021-03-25 22:35:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:43,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343696917] [2021-03-25 22:35:43,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:43,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-03-25 22:35:43,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964728914] [2021-03-25 22:35:43,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-25 22:35:43,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:43,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-25 22:35:43,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2021-03-25 22:35:43,364 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 554 [2021-03-25 22:35:43,365 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 279 places, 332 transitions, 5613 flow. Second operand has 18 states, 18 states have (on average 180.27777777777777) internal successors, (3245), 18 states have internal predecessors, (3245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:43,365 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:43,365 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 554 [2021-03-25 22:35:43,365 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:44,515 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2021-03-25 22:35:45,003 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2021-03-25 22:35:45,492 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 57 [2021-03-25 22:35:45,716 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 56 [2021-03-25 22:35:46,194 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 70 [2021-03-25 22:35:46,629 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2021-03-25 22:35:50,469 INFO L129 PetriNetUnfolder]: 3362/6982 cut-off events. [2021-03-25 22:35:50,469 INFO L130 PetriNetUnfolder]: For 235111/236077 co-relation queries the response was YES. [2021-03-25 22:35:50,520 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45483 conditions, 6982 events. 3362/6982 cut-off events. For 235111/236077 co-relation queries the response was YES. Maximal size of possible extension queue 256. Compared 53004 event pairs, 930 based on Foata normal form. 122/6921 useless extension candidates. Maximal degree in co-relation 44986. Up to 2801 conditions per place. [2021-03-25 22:35:50,537 INFO L132 encePairwiseOnDemand]: 493/554 looper letters, 234 selfloop transitions, 196 changer transitions 15/454 dead transitions. [2021-03-25 22:35:50,537 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 454 transitions, 8026 flow [2021-03-25 22:35:50,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-25 22:35:50,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-03-25 22:35:50,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4379 transitions. [2021-03-25 22:35:50,543 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.34366661434625645 [2021-03-25 22:35:50,543 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4379 transitions. [2021-03-25 22:35:50,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4379 transitions. [2021-03-25 22:35:50,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:50,544 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4379 transitions. [2021-03-25 22:35:50,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 190.3913043478261) internal successors, (4379), 23 states have internal predecessors, (4379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:50,555 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 554.0) internal successors, (13296), 24 states have internal predecessors, (13296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:50,556 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 554.0) internal successors, (13296), 24 states have internal predecessors, (13296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:50,556 INFO L185 Difference]: Start difference. First operand has 279 places, 332 transitions, 5613 flow. Second operand 23 states and 4379 transitions. [2021-03-25 22:35:50,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 454 transitions, 8026 flow [2021-03-25 22:35:51,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 454 transitions, 7713 flow, removed 79 selfloop flow, removed 15 redundant places. [2021-03-25 22:35:51,284 INFO L241 Difference]: Finished difference. Result has 290 places, 348 transitions, 6187 flow [2021-03-25 22:35:51,284 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=554, PETRI_DIFFERENCE_MINUEND_FLOW=5328, PETRI_DIFFERENCE_MINUEND_PLACES=264, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=182, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=6187, PETRI_PLACES=290, PETRI_TRANSITIONS=348} [2021-03-25 22:35:51,284 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 199 predicate places. [2021-03-25 22:35:51,284 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:51,285 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 290 places, 348 transitions, 6187 flow [2021-03-25 22:35:51,285 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 290 places, 348 transitions, 6187 flow [2021-03-25 22:35:51,287 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 290 places, 348 transitions, 6187 flow [2021-03-25 22:35:51,556 INFO L129 PetriNetUnfolder]: 343/1491 cut-off events. [2021-03-25 22:35:51,556 INFO L130 PetriNetUnfolder]: For 45383/45811 co-relation queries the response was YES. [2021-03-25 22:35:51,567 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9936 conditions, 1491 events. 343/1491 cut-off events. For 45383/45811 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 12306 event pairs, 51 based on Foata normal form. 48/1467 useless extension candidates. Maximal degree in co-relation 9708. Up to 307 conditions per place. [2021-03-25 22:35:51,580 INFO L142 LiptonReduction]: Number of co-enabled transitions 2100 [2021-03-25 22:35:52,499 INFO L154 LiptonReduction]: Checked pairs total: 667 [2021-03-25 22:35:52,499 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 22:35:52,499 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1215 [2021-03-25 22:35:52,501 INFO L480 AbstractCegarLoop]: Abstraction has has 289 places, 347 transitions, 6184 flow [2021-03-25 22:35:52,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 180.27777777777777) internal successors, (3245), 18 states have internal predecessors, (3245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:52,501 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:52,501 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:35:52,501 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-03-25 22:35:52,502 INFO L428 AbstractCegarLoop]: === Iteration 28 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:52,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:52,502 INFO L82 PathProgramCache]: Analyzing trace with hash -124367604, now seen corresponding path program 1 times [2021-03-25 22:35:52,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:52,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924983427] [2021-03-25 22:35:52,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:52,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:52,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 22:35:52,567 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.4 percent of original size [2021-03-25 22:35:52,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 22:35:52,605 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.4 percent of original size [2021-03-25 22:35:52,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 22:35:52,637 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-03-25 22:35:52,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 22:35:52,669 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-03-25 22:35:52,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 22:35:52,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:52,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 22:35:52,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:52,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 22:35:52,751 INFO L142 QuantifierPusher]: treesize reduction 35, result has 38.6 percent of original size [2021-03-25 22:35:52,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 22:35:52,785 INFO L142 QuantifierPusher]: treesize reduction 29, result has 43.1 percent of original size [2021-03-25 22:35:52,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 22:35:52,787 INFO L142 QuantifierPusher]: treesize reduction 23, result has 55.8 percent of original size [2021-03-25 22:35:52,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 22:35:52,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:52,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 22:35:52,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:52,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 22:35:52,852 INFO L142 QuantifierPusher]: treesize reduction 17, result has 5.6 percent of original size [2021-03-25 22:35:52,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:35:52,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:52,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:35:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:52,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924983427] [2021-03-25 22:35:52,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:52,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-25 22:35:52,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455090161] [2021-03-25 22:35:52,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 22:35:52,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:52,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 22:35:52,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2021-03-25 22:35:52,856 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 222 out of 559 [2021-03-25 22:35:52,857 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 347 transitions, 6184 flow. Second operand has 11 states, 11 states have (on average 224.0909090909091) internal successors, (2465), 11 states have internal predecessors, (2465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:52,857 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:52,857 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 222 of 559 [2021-03-25 22:35:52,857 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:54,852 INFO L129 PetriNetUnfolder]: 1612/4002 cut-off events. [2021-03-25 22:35:54,852 INFO L130 PetriNetUnfolder]: For 112753/113768 co-relation queries the response was YES. [2021-03-25 22:35:54,882 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27331 conditions, 4002 events. 1612/4002 cut-off events. For 112753/113768 co-relation queries the response was YES. Maximal size of possible extension queue 175. Compared 31403 event pairs, 523 based on Foata normal form. 94/3866 useless extension candidates. Maximal degree in co-relation 26790. Up to 1222 conditions per place. [2021-03-25 22:35:54,894 INFO L132 encePairwiseOnDemand]: 544/559 looper letters, 219 selfloop transitions, 75 changer transitions 0/379 dead transitions. [2021-03-25 22:35:54,894 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 379 transitions, 7052 flow [2021-03-25 22:35:54,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 22:35:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 22:35:54,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1678 transitions. [2021-03-25 22:35:54,897 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.42882698696652183 [2021-03-25 22:35:54,897 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1678 transitions. [2021-03-25 22:35:54,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1678 transitions. [2021-03-25 22:35:54,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:54,897 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1678 transitions. [2021-03-25 22:35:54,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 239.71428571428572) internal successors, (1678), 7 states have internal predecessors, (1678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:54,901 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 559.0) internal successors, (4472), 8 states have internal predecessors, (4472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:54,901 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 559.0) internal successors, (4472), 8 states have internal predecessors, (4472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:54,901 INFO L185 Difference]: Start difference. First operand has 289 places, 347 transitions, 6184 flow. Second operand 7 states and 1678 transitions. [2021-03-25 22:35:54,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 379 transitions, 7052 flow [2021-03-25 22:35:55,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 379 transitions, 6844 flow, removed 17 selfloop flow, removed 17 redundant places. [2021-03-25 22:35:55,223 INFO L241 Difference]: Finished difference. Result has 279 places, 349 transitions, 6212 flow [2021-03-25 22:35:55,223 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=559, PETRI_DIFFERENCE_MINUEND_FLOW=5976, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=347, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=73, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=6212, PETRI_PLACES=279, PETRI_TRANSITIONS=349} [2021-03-25 22:35:55,223 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 188 predicate places. [2021-03-25 22:35:55,223 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:55,223 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 279 places, 349 transitions, 6212 flow [2021-03-25 22:35:55,223 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 279 places, 349 transitions, 6212 flow [2021-03-25 22:35:55,225 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 279 places, 349 transitions, 6212 flow [2021-03-25 22:35:55,421 INFO L129 PetriNetUnfolder]: 353/1535 cut-off events. [2021-03-25 22:35:55,421 INFO L130 PetriNetUnfolder]: For 45197/45643 co-relation queries the response was YES. [2021-03-25 22:35:55,433 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10246 conditions, 1535 events. 353/1535 cut-off events. For 45197/45643 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 12667 event pairs, 52 based on Foata normal form. 42/1499 useless extension candidates. Maximal degree in co-relation 10047. Up to 320 conditions per place. [2021-03-25 22:35:55,448 INFO L142 LiptonReduction]: Number of co-enabled transitions 2106 [2021-03-25 22:35:55,773 INFO L154 LiptonReduction]: Checked pairs total: 371 [2021-03-25 22:35:55,774 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 22:35:55,774 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 551 [2021-03-25 22:35:55,775 INFO L480 AbstractCegarLoop]: Abstraction has has 279 places, 349 transitions, 6212 flow [2021-03-25 22:35:55,776 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 224.0909090909091) internal successors, (2465), 11 states have internal predecessors, (2465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:55,776 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:55,776 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:35:55,776 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-03-25 22:35:55,776 INFO L428 AbstractCegarLoop]: === Iteration 29 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:55,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:55,776 INFO L82 PathProgramCache]: Analyzing trace with hash -1666704184, now seen corresponding path program 1 times [2021-03-25 22:35:55,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:55,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677062331] [2021-03-25 22:35:55,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 22:35:55,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:55,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:35:55,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:55,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 22:35:55,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 22:35:55,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 22:35:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 22:35:55,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677062331] [2021-03-25 22:35:55,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 22:35:55,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 22:35:55,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803526227] [2021-03-25 22:35:55,804 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 22:35:55,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 22:35:55,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 22:35:55,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 22:35:55,806 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 465 out of 560 [2021-03-25 22:35:55,807 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 279 places, 349 transitions, 6212 flow. Second operand has 3 states, 3 states have (on average 466.3333333333333) internal successors, (1399), 3 states have internal predecessors, (1399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:55,807 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 22:35:55,807 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 465 of 560 [2021-03-25 22:35:55,807 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 22:35:56,205 INFO L129 PetriNetUnfolder]: 378/1641 cut-off events. [2021-03-25 22:35:56,205 INFO L130 PetriNetUnfolder]: For 56074/56663 co-relation queries the response was YES. [2021-03-25 22:35:56,221 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11303 conditions, 1641 events. 378/1641 cut-off events. For 56074/56663 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 13460 event pairs, 66 based on Foata normal form. 53/1595 useless extension candidates. Maximal degree in co-relation 11125. Up to 349 conditions per place. [2021-03-25 22:35:56,226 INFO L132 encePairwiseOnDemand]: 543/560 looper letters, 24 selfloop transitions, 22 changer transitions 20/347 dead transitions. [2021-03-25 22:35:56,226 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 281 places, 347 transitions, 6231 flow [2021-03-25 22:35:56,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 22:35:56,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 22:35:56,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1427 transitions. [2021-03-25 22:35:56,229 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8494047619047619 [2021-03-25 22:35:56,229 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1427 transitions. [2021-03-25 22:35:56,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1427 transitions. [2021-03-25 22:35:56,229 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 22:35:56,229 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1427 transitions. [2021-03-25 22:35:56,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 475.6666666666667) internal successors, (1427), 3 states have internal predecessors, (1427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:56,231 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 560.0) internal successors, (2240), 4 states have internal predecessors, (2240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:56,231 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 560.0) internal successors, (2240), 4 states have internal predecessors, (2240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:56,231 INFO L185 Difference]: Start difference. First operand has 279 places, 349 transitions, 6212 flow. Second operand 3 states and 1427 transitions. [2021-03-25 22:35:56,231 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 281 places, 347 transitions, 6231 flow [2021-03-25 22:35:56,475 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 347 transitions, 6132 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-03-25 22:35:56,480 INFO L241 Difference]: Finished difference. Result has 278 places, 327 transitions, 5758 flow [2021-03-25 22:35:56,480 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=560, PETRI_DIFFERENCE_MINUEND_FLOW=6033, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=345, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=5758, PETRI_PLACES=278, PETRI_TRANSITIONS=327} [2021-03-25 22:35:56,481 INFO L343 CegarLoopForPetriNet]: 91 programPoint places, 187 predicate places. [2021-03-25 22:35:56,481 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-25 22:35:56,481 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 278 places, 327 transitions, 5758 flow [2021-03-25 22:35:56,481 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 278 places, 327 transitions, 5758 flow [2021-03-25 22:35:56,484 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 273 places, 327 transitions, 5758 flow [2021-03-25 22:35:56,678 INFO L129 PetriNetUnfolder]: 367/1600 cut-off events. [2021-03-25 22:35:56,678 INFO L130 PetriNetUnfolder]: For 52499/53008 co-relation queries the response was YES. [2021-03-25 22:35:56,693 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10993 conditions, 1600 events. 367/1600 cut-off events. For 52499/53008 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 13146 event pairs, 69 based on Foata normal form. 20/1521 useless extension candidates. Maximal degree in co-relation 10787. Up to 342 conditions per place. [2021-03-25 22:35:56,709 INFO L142 LiptonReduction]: Number of co-enabled transitions 1948 [2021-03-25 22:35:56,742 INFO L154 LiptonReduction]: Checked pairs total: 117 [2021-03-25 22:35:56,742 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 22:35:56,742 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 261 [2021-03-25 22:35:56,743 INFO L480 AbstractCegarLoop]: Abstraction has has 273 places, 327 transitions, 5758 flow [2021-03-25 22:35:56,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 466.3333333333333) internal successors, (1399), 3 states have internal predecessors, (1399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 22:35:56,744 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 22:35:56,744 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 22:35:56,744 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-03-25 22:35:56,744 INFO L428 AbstractCegarLoop]: === Iteration 30 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 22:35:56,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 22:35:56,745 INFO L82 PathProgramCache]: Analyzing trace with hash 194094968, now seen corresponding path program 1 times [2021-03-25 22:35:56,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 22:35:56,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391527709] [2021-03-25 22:35:56,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 22:35:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 22:35:56,774 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 22:35:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 22:35:56,830 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 22:35:56,856 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 22:35:56,856 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 22:35:56,856 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-03-25 22:35:56,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 10:35:56 BasicIcfg [2021-03-25 22:35:56,961 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 22:35:56,961 INFO L168 Benchmark]: Toolchain (without parser) took 174539.60 ms. Allocated memory was 255.9 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 232.6 MB in the beginning and 1.0 GB in the end (delta: -780.6 MB). Peak memory consumption was 652.5 MB. Max. memory is 16.0 GB. [2021-03-25 22:35:56,961 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 255.9 MB. Free memory is still 238.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 22:35:56,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.66 ms. Allocated memory was 255.9 MB in the beginning and 411.0 MB in the end (delta: 155.2 MB). Free memory was 232.0 MB in the beginning and 347.2 MB in the end (delta: -115.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.0 GB. [2021-03-25 22:35:56,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.32 ms. Allocated memory is still 411.0 MB. Free memory was 347.2 MB in the beginning and 344.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 22:35:56,962 INFO L168 Benchmark]: Boogie Preprocessor took 56.35 ms. Allocated memory is still 411.0 MB. Free memory was 344.4 MB in the beginning and 341.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 22:35:56,962 INFO L168 Benchmark]: RCFGBuilder took 766.78 ms. Allocated memory is still 411.0 MB. Free memory was 341.7 MB in the beginning and 354.4 MB in the end (delta: -12.7 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.0 GB. [2021-03-25 22:35:56,962 INFO L168 Benchmark]: TraceAbstraction took 173105.23 ms. Allocated memory was 411.0 MB in the beginning and 1.7 GB in the end (delta: 1.3 GB). Free memory was 353.3 MB in the beginning and 1.0 GB in the end (delta: -659.9 MB). Peak memory consumption was 618.3 MB. Max. memory is 16.0 GB. [2021-03-25 22:35:56,962 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 255.9 MB. Free memory is still 238.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 544.66 ms. Allocated memory was 255.9 MB in the beginning and 411.0 MB in the end (delta: 155.2 MB). Free memory was 232.0 MB in the beginning and 347.2 MB in the end (delta: -115.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 61.32 ms. Allocated memory is still 411.0 MB. Free memory was 347.2 MB in the beginning and 344.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 56.35 ms. Allocated memory is still 411.0 MB. Free memory was 344.4 MB in the beginning and 341.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 766.78 ms. Allocated memory is still 411.0 MB. Free memory was 341.7 MB in the beginning and 354.4 MB in the end (delta: -12.7 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 173105.23 ms. Allocated memory was 411.0 MB in the beginning and 1.7 GB in the end (delta: 1.3 GB). Free memory was 353.3 MB in the beginning and 1.0 GB in the end (delta: -659.9 MB). Peak memory consumption was 618.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4498.1ms, 230 PlacesBefore, 91 PlacesAfterwards, 239 TransitionsBefore, 98 TransitionsAfterwards, 15260 CoEnabledTransitionPairs, 5 FixpointIterations, 45 TrivialSequentialCompositions, 100 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 16 ConcurrentYvCompositions, 2 ChoiceCompositions, 165 TotalNumberOfCompositions, 17084 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10757, positive: 10571, positive conditional: 10571, positive unconditional: 0, negative: 186, negative conditional: 186, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9029, positive: 8929, positive conditional: 0, positive unconditional: 8929, negative: 100, negative conditional: 0, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9029, positive: 8929, positive conditional: 0, positive unconditional: 8929, negative: 100, negative conditional: 0, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9029, positive: 8896, positive conditional: 0, positive unconditional: 8896, negative: 133, negative conditional: 0, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 133, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 100, negative conditional: 0, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 450, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 386, negative conditional: 0, negative unconditional: 386, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10757, positive: 1642, positive conditional: 1642, positive unconditional: 0, negative: 86, negative conditional: 86, negative unconditional: 0, unknown: 9029, unknown conditional: 9029, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 470, Positive cache size: 422, Positive conditional cache size: 422, Positive unconditional cache size: 0, Negative cache size: 48, Negative conditional cache size: 48, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2235.2ms, 85 PlacesBefore, 62 PlacesAfterwards, 92 TransitionsBefore, 68 TransitionsAfterwards, 2754 CoEnabledTransitionPairs, 4 FixpointIterations, 10 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 2 ChoiceCompositions, 25 TotalNumberOfCompositions, 9229 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2309, positive: 2029, positive conditional: 2029, positive unconditional: 0, negative: 280, negative conditional: 280, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 686, positive: 651, positive conditional: 0, positive unconditional: 651, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 686, positive: 651, positive conditional: 0, positive unconditional: 651, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 686, positive: 644, positive conditional: 0, positive unconditional: 644, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 175, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 149, negative conditional: 0, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2309, positive: 1378, positive conditional: 1378, positive unconditional: 0, negative: 245, negative conditional: 245, negative unconditional: 0, unknown: 686, unknown conditional: 686, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 502, Positive cache size: 432, Positive conditional cache size: 432, Positive unconditional cache size: 0, Negative cache size: 70, Negative conditional cache size: 70, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10471.3ms, 64 PlacesBefore, 60 PlacesAfterwards, 67 TransitionsBefore, 63 TransitionsAfterwards, 1894 CoEnabledTransitionPairs, 4 FixpointIterations, 4 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 9434 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1996, positive: 1672, positive conditional: 1672, positive unconditional: 0, negative: 324, negative conditional: 324, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 95, positive: 81, positive conditional: 3, positive unconditional: 78, negative: 14, negative conditional: 1, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 95, positive: 81, positive conditional: 3, positive unconditional: 78, negative: 14, negative conditional: 1, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 95, positive: 81, positive conditional: 0, positive unconditional: 81, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14, negative conditional: 1, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 60, negative conditional: 7, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1996, positive: 1591, positive conditional: 1591, positive unconditional: 0, negative: 310, negative conditional: 310, negative unconditional: 0, unknown: 95, unknown conditional: 95, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 569, Positive cache size: 485, Positive conditional cache size: 485, Positive unconditional cache size: 0, Negative cache size: 84, Negative conditional cache size: 84, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 292.2ms, 67 PlacesBefore, 67 PlacesAfterwards, 71 TransitionsBefore, 71 TransitionsAfterwards, 1882 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 6604 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1433, positive: 1209, positive conditional: 1209, positive unconditional: 0, negative: 224, negative conditional: 224, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66, positive: 58, positive conditional: 2, positive unconditional: 56, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 66, positive: 58, positive conditional: 2, positive unconditional: 56, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 66, positive: 57, positive conditional: 0, positive unconditional: 57, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 43, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1433, positive: 1151, positive conditional: 1151, positive unconditional: 0, negative: 216, negative conditional: 216, negative unconditional: 0, unknown: 66, unknown conditional: 66, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 583, Positive cache size: 497, Positive conditional cache size: 497, Positive unconditional cache size: 0, Negative cache size: 86, Negative conditional cache size: 86, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 62.0ms, 74 PlacesBefore, 74 PlacesAfterwards, 81 TransitionsBefore, 81 TransitionsAfterwards, 2106 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1675 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 418, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 28, positive conditional: 8, positive unconditional: 20, negative: 5, negative conditional: 4, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33, positive: 28, positive conditional: 8, positive unconditional: 20, negative: 5, negative conditional: 4, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 5, negative conditional: 4, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 24, negative conditional: 21, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 418, positive: 330, positive conditional: 330, positive unconditional: 0, negative: 55, negative conditional: 55, negative unconditional: 0, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 616, Positive cache size: 525, Positive conditional cache size: 525, Positive unconditional cache size: 0, Negative cache size: 91, Negative conditional cache size: 91, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 49.5ms, 80 PlacesBefore, 80 PlacesAfterwards, 87 TransitionsBefore, 87 TransitionsAfterwards, 2200 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1369 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 311, positive: 266, positive conditional: 266, positive unconditional: 0, negative: 45, negative conditional: 45, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 24, positive conditional: 9, positive unconditional: 15, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 27, positive: 24, positive conditional: 9, positive unconditional: 15, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 27, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14, negative conditional: 6, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 311, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 42, negative conditional: 42, negative unconditional: 0, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 643, Positive cache size: 549, Positive conditional cache size: 549, Positive unconditional cache size: 0, Negative cache size: 94, Negative conditional cache size: 94, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 219.5ms, 91 PlacesBefore, 91 PlacesAfterwards, 96 TransitionsBefore, 96 TransitionsAfterwards, 2202 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2036 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 547, positive: 481, positive conditional: 481, positive unconditional: 0, negative: 66, negative conditional: 66, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 25, positive conditional: 9, positive unconditional: 16, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 30, positive: 25, positive conditional: 9, positive unconditional: 16, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 30, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 547, positive: 456, positive conditional: 456, positive unconditional: 0, negative: 61, negative conditional: 61, negative unconditional: 0, unknown: 30, unknown conditional: 30, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 626, Positive cache size: 532, Positive conditional cache size: 532, Positive unconditional cache size: 0, Negative cache size: 94, Negative conditional cache size: 94, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 395.9ms, 105 PlacesBefore, 105 PlacesAfterwards, 111 TransitionsBefore, 111 TransitionsAfterwards, 2414 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2436 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 562, positive: 492, positive conditional: 492, positive unconditional: 0, negative: 70, negative conditional: 70, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 53, positive: 51, positive conditional: 45, positive unconditional: 6, 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: 53, positive: 51, positive conditional: 45, positive unconditional: 6, 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: 53, positive: 51, positive conditional: 0, positive unconditional: 51, 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: 21, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 562, positive: 441, positive conditional: 441, positive unconditional: 0, negative: 68, negative conditional: 68, negative unconditional: 0, unknown: 53, unknown conditional: 53, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 654, Positive cache size: 567, Positive conditional cache size: 567, Positive unconditional cache size: 0, Negative cache size: 87, Negative conditional cache size: 87, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 93.6ms, 110 PlacesBefore, 110 PlacesAfterwards, 114 TransitionsBefore, 114 TransitionsAfterwards, 2474 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1446 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 281, positive: 240, positive conditional: 240, positive unconditional: 0, negative: 41, negative conditional: 41, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 18, positive conditional: 14, positive unconditional: 4, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 20, positive: 18, positive conditional: 14, positive unconditional: 4, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 20, positive: 18, positive conditional: 0, positive unconditional: 18, 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: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 23, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 23, negative conditional: 18, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 281, positive: 222, positive conditional: 222, positive unconditional: 0, negative: 39, negative conditional: 39, negative unconditional: 0, unknown: 20, unknown conditional: 20, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 674, Positive cache size: 585, Positive conditional cache size: 585, Positive unconditional cache size: 0, Negative cache size: 89, Negative conditional cache size: 89, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 55.5ms, 112 PlacesBefore, 112 PlacesAfterwards, 118 TransitionsBefore, 118 TransitionsAfterwards, 2532 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1579 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 326, positive: 282, positive conditional: 282, positive unconditional: 0, negative: 44, negative conditional: 44, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 16, positive conditional: 14, positive unconditional: 2, 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: 17, positive: 16, positive conditional: 14, positive unconditional: 2, 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: 17, positive: 16, positive conditional: 0, positive unconditional: 16, 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: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 326, positive: 266, positive conditional: 266, positive unconditional: 0, negative: 43, negative conditional: 43, negative unconditional: 0, unknown: 17, unknown conditional: 17, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 691, Positive cache size: 601, Positive conditional cache size: 601, Positive unconditional cache size: 0, Negative cache size: 90, Negative conditional cache size: 90, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 99.7ms, 116 PlacesBefore, 116 PlacesAfterwards, 127 TransitionsBefore, 127 TransitionsAfterwards, 2616 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1705 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 316, positive: 272, positive conditional: 272, positive unconditional: 0, negative: 44, negative conditional: 44, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 18, positive conditional: 9, positive unconditional: 9, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 18, positive conditional: 9, positive unconditional: 9, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 22, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 4, negative conditional: 1, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 46, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 40, negative conditional: 24, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 316, positive: 254, positive conditional: 254, positive unconditional: 0, negative: 40, negative conditional: 40, negative unconditional: 0, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 713, Positive cache size: 619, Positive conditional cache size: 619, Positive unconditional cache size: 0, Negative cache size: 94, Negative conditional cache size: 94, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 152.3ms, 125 PlacesBefore, 125 PlacesAfterwards, 137 TransitionsBefore, 137 TransitionsAfterwards, 2770 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 1777 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 332, positive: 286, positive conditional: 286, 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: 44, positive: 32, positive conditional: 17, positive unconditional: 15, negative: 12, negative conditional: 1, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 44, positive: 32, positive conditional: 17, positive unconditional: 15, negative: 12, negative conditional: 1, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 44, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 12, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 12, negative conditional: 1, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 90, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 90, negative conditional: 22, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 332, positive: 254, positive conditional: 254, positive unconditional: 0, negative: 34, negative conditional: 34, negative unconditional: 0, unknown: 44, unknown conditional: 44, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 757, Positive cache size: 651, Positive conditional cache size: 651, Positive unconditional cache size: 0, Negative cache size: 106, Negative conditional cache size: 106, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 566.4ms, 111 PlacesBefore, 110 PlacesAfterwards, 99 TransitionsBefore, 98 TransitionsAfterwards, 1900 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 3 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 1881 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 602, positive: 513, positive conditional: 513, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 63, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 63, positive: 54, positive conditional: 27, positive unconditional: 27, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 63, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 2, positive conditional: 1, positive unconditional: 1, negative: 9, negative conditional: 4, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 133, positive: 11, positive conditional: 6, positive unconditional: 5, negative: 122, negative conditional: 97, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 602, positive: 459, positive conditional: 459, positive unconditional: 0, negative: 80, negative conditional: 80, negative unconditional: 0, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 709, Positive cache size: 607, Positive conditional cache size: 607, Positive unconditional cache size: 0, Negative cache size: 102, Negative conditional cache size: 102, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1610.1ms, 111 PlacesBefore, 102 PlacesAfterwards, 96 TransitionsBefore, 89 TransitionsAfterwards, 1044 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 7 ConcurrentYvCompositions, 0 ChoiceCompositions, 19 TotalNumberOfCompositions, 505 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 255, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 43, negative conditional: 43, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80, positive: 72, positive conditional: 22, positive unconditional: 50, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 80, positive: 72, positive conditional: 22, positive unconditional: 50, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 80, positive: 72, positive conditional: 0, positive unconditional: 72, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 44, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 255, positive: 140, positive conditional: 140, positive unconditional: 0, negative: 35, negative conditional: 35, negative unconditional: 0, unknown: 80, unknown conditional: 80, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 382, Positive cache size: 347, Positive conditional cache size: 347, Positive unconditional cache size: 0, Negative cache size: 35, Negative conditional cache size: 35, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 316.8ms, 109 PlacesBefore, 108 PlacesAfterwards, 91 TransitionsBefore, 90 TransitionsAfterwards, 992 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 216 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 56, positive: 30, positive conditional: 30, positive unconditional: 0, negative: 26, negative conditional: 26, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 7, negative conditional: 4, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 7, negative conditional: 4, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 4, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 81, negative conditional: 64, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 56, positive: 25, positive conditional: 25, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 388, Positive cache size: 347, Positive conditional cache size: 347, Positive unconditional cache size: 0, Negative cache size: 41, Negative conditional cache size: 41, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 164.7ms, 112 PlacesBefore, 112 PlacesAfterwards, 91 TransitionsBefore, 91 TransitionsAfterwards, 998 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 113 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 20, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 5, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 5, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 5, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 125, negative conditional: 104, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 396, Positive cache size: 347, Positive conditional cache size: 347, Positive unconditional cache size: 0, Negative cache size: 49, Negative conditional cache size: 49, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1829.1ms, 145 PlacesBefore, 143 PlacesAfterwards, 136 TransitionsBefore, 135 TransitionsAfterwards, 1044 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 17 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 18 TotalNumberOfCompositions, 877 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 620, positive: 568, positive conditional: 568, positive unconditional: 0, negative: 52, negative conditional: 52, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 117, positive: 110, positive conditional: 63, positive unconditional: 47, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 117, positive: 110, positive conditional: 63, positive unconditional: 47, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 117, positive: 110, positive conditional: 0, positive unconditional: 110, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 129, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 129, negative conditional: 124, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 620, positive: 458, positive conditional: 458, positive unconditional: 0, negative: 45, negative conditional: 45, negative unconditional: 0, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 381, Positive cache size: 329, Positive conditional cache size: 329, Positive unconditional cache size: 0, Negative cache size: 52, Negative conditional cache size: 52, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1809.1ms, 174 PlacesBefore, 174 PlacesAfterwards, 154 TransitionsBefore, 154 TransitionsAfterwards, 1158 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 11 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 861 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 430, positive: 362, positive conditional: 362, positive unconditional: 0, negative: 68, negative conditional: 68, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 175, positive: 168, positive conditional: 110, positive unconditional: 58, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 175, positive: 168, positive conditional: 110, positive unconditional: 58, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 175, positive: 168, positive conditional: 0, positive unconditional: 168, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 6, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 63, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 430, positive: 194, positive conditional: 194, positive unconditional: 0, negative: 61, negative conditional: 61, negative unconditional: 0, unknown: 175, unknown conditional: 175, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 472, Positive conditional cache size: 472, Positive unconditional cache size: 0, Negative cache size: 57, Negative conditional cache size: 57, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 553.8ms, 163 PlacesBefore, 160 PlacesAfterwards, 153 TransitionsBefore, 151 TransitionsAfterwards, 1162 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 622 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 217, positive: 157, positive conditional: 157, positive unconditional: 0, negative: 60, negative conditional: 60, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 61, positive unconditional: 6, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 61, positive unconditional: 6, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 70, positive: 67, positive conditional: 0, positive unconditional: 67, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 217, positive: 90, positive conditional: 90, positive unconditional: 0, negative: 57, negative conditional: 57, negative unconditional: 0, unknown: 70, unknown conditional: 70, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 540, Positive cache size: 483, Positive conditional cache size: 483, Positive unconditional cache size: 0, Negative cache size: 57, Negative conditional cache size: 57, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 306.7ms, 165 PlacesBefore, 163 PlacesAfterwards, 156 TransitionsBefore, 154 TransitionsAfterwards, 1202 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 115 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 34, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 10, positive conditional: 0, positive unconditional: 10, 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: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 45, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 45, negative conditional: 45, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 34, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 491, Positive cache size: 442, Positive conditional cache size: 442, Positive unconditional cache size: 0, Negative cache size: 49, Negative conditional cache size: 49, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 97.6ms, 165 PlacesBefore, 165 PlacesAfterwards, 159 TransitionsBefore, 159 TransitionsAfterwards, 1234 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 40 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 4, 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: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 11, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 7, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 493, Positive cache size: 442, Positive conditional cache size: 442, Positive unconditional cache size: 0, Negative cache size: 51, Negative conditional cache size: 51, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1078.4ms, 189 PlacesBefore, 186 PlacesAfterwards, 181 TransitionsBefore, 180 TransitionsAfterwards, 1328 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 266 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 163, positive: 135, positive conditional: 135, positive unconditional: 0, negative: 28, negative conditional: 28, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 63, positive conditional: 53, positive unconditional: 10, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 68, positive: 63, positive conditional: 53, positive unconditional: 10, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 68, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, positive: 25, positive conditional: 25, positive unconditional: 0, negative: 55, negative conditional: 55, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 163, positive: 72, positive conditional: 72, positive unconditional: 0, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 68, unknown conditional: 68, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 531, Positive cache size: 478, Positive conditional cache size: 478, Positive unconditional cache size: 0, Negative cache size: 53, Negative conditional cache size: 53, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1596.8ms, 223 PlacesBefore, 221 PlacesAfterwards, 235 TransitionsBefore, 234 TransitionsAfterwards, 1548 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 9 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 10 TotalNumberOfCompositions, 437 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 310, positive: 273, positive conditional: 273, 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: 153, positive: 147, positive conditional: 126, positive unconditional: 21, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 153, positive: 147, positive conditional: 126, positive unconditional: 21, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 153, positive: 146, positive conditional: 0, positive unconditional: 146, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 70, negative conditional: 70, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 310, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 31, negative conditional: 31, negative unconditional: 0, unknown: 153, unknown conditional: 153, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 652, Positive cache size: 598, Positive conditional cache size: 598, Positive unconditional cache size: 0, Negative cache size: 54, Negative conditional cache size: 54, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1327.3ms, 246 PlacesBefore, 244 PlacesAfterwards, 258 TransitionsBefore, 257 TransitionsAfterwards, 1662 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 721 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 527, positive: 482, positive conditional: 482, positive unconditional: 0, negative: 45, negative conditional: 45, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 158, positive: 154, positive conditional: 140, positive unconditional: 14, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 158, positive: 154, positive conditional: 140, positive unconditional: 14, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 158, positive: 154, positive conditional: 0, positive unconditional: 154, 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: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 51, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 527, positive: 328, positive conditional: 328, positive unconditional: 0, negative: 41, negative conditional: 41, negative unconditional: 0, unknown: 158, unknown conditional: 158, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 779, Positive cache size: 721, Positive conditional cache size: 721, Positive unconditional cache size: 0, Negative cache size: 58, Negative conditional cache size: 58, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 837.5ms, 257 PlacesBefore, 255 PlacesAfterwards, 273 TransitionsBefore, 271 TransitionsAfterwards, 1768 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 600 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 384, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 51, negative conditional: 51, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 125, positive: 121, positive conditional: 116, positive unconditional: 5, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 125, positive: 121, positive conditional: 116, positive unconditional: 5, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 125, positive: 121, positive conditional: 0, positive unconditional: 121, 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: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 47, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 384, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 125, unknown conditional: 125, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 725, Positive cache size: 663, Positive conditional cache size: 663, Positive unconditional cache size: 0, Negative cache size: 62, Negative conditional cache size: 62, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 769.2ms, 264 PlacesBefore, 263 PlacesAfterwards, 280 TransitionsBefore, 279 TransitionsAfterwards, 1678 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 456 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 318, positive: 270, positive conditional: 270, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89, positive: 85, positive conditional: 79, positive unconditional: 6, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 89, positive: 85, positive conditional: 79, positive unconditional: 6, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 89, positive: 85, positive conditional: 0, positive unconditional: 85, 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: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 42, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 42, negative conditional: 42, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 318, positive: 185, positive conditional: 185, positive unconditional: 0, negative: 44, negative conditional: 44, negative unconditional: 0, unknown: 89, unknown conditional: 89, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 809, Positive cache size: 743, Positive conditional cache size: 743, Positive unconditional cache size: 0, Negative cache size: 66, Negative conditional cache size: 66, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1134.3ms, 281 PlacesBefore, 279 PlacesAfterwards, 333 TransitionsBefore, 332 TransitionsAfterwards, 1974 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 6 TotalNumberOfCompositions, 523 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 355, positive: 310, positive conditional: 310, positive unconditional: 0, negative: 45, negative conditional: 45, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 130, positive: 127, positive conditional: 123, positive unconditional: 4, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 130, positive: 127, positive conditional: 123, positive unconditional: 4, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 130, positive: 127, positive conditional: 0, positive unconditional: 127, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 39, negative conditional: 39, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 355, positive: 183, positive conditional: 183, positive unconditional: 0, negative: 42, negative conditional: 42, negative unconditional: 0, unknown: 130, unknown conditional: 130, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 934, Positive cache size: 865, Positive conditional cache size: 865, Positive unconditional cache size: 0, Negative cache size: 69, Negative conditional cache size: 69, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1214.5ms, 290 PlacesBefore, 289 PlacesAfterwards, 348 TransitionsBefore, 347 TransitionsAfterwards, 2100 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 667 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 481, positive: 433, positive conditional: 433, positive unconditional: 0, negative: 48, negative conditional: 48, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 99, positive: 95, positive conditional: 94, positive unconditional: 1, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 99, positive: 95, positive conditional: 94, positive unconditional: 1, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 99, positive: 95, positive conditional: 0, positive unconditional: 95, 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: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 47, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 481, positive: 338, positive conditional: 338, positive unconditional: 0, negative: 44, negative conditional: 44, negative unconditional: 0, unknown: 99, unknown conditional: 99, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1028, Positive cache size: 955, Positive conditional cache size: 955, Positive unconditional cache size: 0, Negative cache size: 73, Negative conditional cache size: 73, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 550.2ms, 279 PlacesBefore, 279 PlacesAfterwards, 349 TransitionsBefore, 349 TransitionsAfterwards, 2106 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 371 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 223, positive: 189, positive conditional: 189, positive unconditional: 0, negative: 34, negative conditional: 34, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 83, positive: 80, positive conditional: 79, positive unconditional: 1, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 83, positive: 80, positive conditional: 79, positive unconditional: 1, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 83, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 51, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 51, negative conditional: 51, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 223, positive: 109, positive conditional: 109, positive unconditional: 0, negative: 31, negative conditional: 31, negative unconditional: 0, unknown: 83, unknown conditional: 83, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1111, Positive cache size: 1035, Positive conditional cache size: 1035, Positive unconditional cache size: 0, Negative cache size: 76, Negative conditional cache size: 76, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 260.8ms, 278 PlacesBefore, 273 PlacesAfterwards, 327 TransitionsBefore, 327 TransitionsAfterwards, 1948 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 117 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 36, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 36, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 18, negative conditional: 18, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1111, Positive cache size: 1035, Positive conditional cache size: 1035, Positive unconditional cache size: 0, Negative cache size: 76, Negative conditional cache size: 76, Negative unconditional cache size: 0 - CounterExampleResult [Line: 1043]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L947] 0 pthread_mutex_t m; [L949] 0 int stored_elements[(800)]; [L950] 0 _Bool enqueue_flag, dequeue_flag; [L951] 0 QType queue; [L1054] 0 pthread_t id1, id2; [L1055] 0 enqueue_flag=(1) [L1056] 0 dequeue_flag=(0) [L954] 0 q->head=0 [L955] 0 q->tail=0 [L956] 0 q->amount=0 [L960] EXPR 0 q->head [L960] EXPR 0 q->tail [L960] COND TRUE 0 q->head == q->tail [L963] 0 return (-1); [L1058] COND FALSE 0 !(!empty(&queue)==(-1)) [L1062] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, &queue) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1007] 1 int value, i; [L1009] 1 value = __VERIFIER_nondet_int() [L980] EXPR 1 q->tail [L980] 1 q->element[q->tail] = x [L981] EXPR 1 q->amount VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L981] 1 q->amount++ [L982] EXPR 1 q->tail [L982] COND FALSE 1 !(q->tail == (800)) [L988] EXPR 1 q->tail [L988] 1 q->tail++ [L990] 1 return 0; VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1010] COND FALSE 1 !(enqueue(&queue,value)) [L1013] 1 stored_elements[0]=value [L960] EXPR 1 q->head VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L960] EXPR 1 q->tail [L960] COND FALSE 1 !(q->head == q->tail) [L966] 1 return 0; [L1014] COND FALSE 1 !(empty(&queue)) [L1018] 1 i=0 VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1063] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, &queue) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1036] 2 int i; [L1037] 2 i=0 VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1037] COND TRUE 2 i<(800) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1040] COND FALSE 2 !(\read(dequeue_flag)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1037] 2 i++ VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1018] COND TRUE 1 i<((800)-1) [L1021] COND TRUE 1 \read(enqueue_flag) [L1023] 1 value = __VERIFIER_nondet_int() [L980] EXPR 1 q->tail [L980] 1 q->element[q->tail] = x VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L981] EXPR 1 q->amount [L981] 1 q->amount++ [L982] EXPR 1 q->tail [L982] COND FALSE 1 !(q->tail == (800)) VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L988] EXPR 1 q->tail VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L988] 1 q->tail++ [L990] 1 return 0; [L1025] 1 stored_elements[i+1]=value VAL [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1026] 1 enqueue_flag=(0) VAL [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1027] 1 dequeue_flag=(1) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1018] 1 i++ VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1037] COND TRUE 2 i<(800) VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={7:0}, stored_elements={3:0}] [L1040] COND TRUE 2 \read(dequeue_flag) [L994] 2 int x; [L995] EXPR 2 q->head [L995] EXPR 2 q->element[q->head] [L995] 2 x = q->element[q->head] [L996] EXPR 2 q->amount [L996] 2 q->amount-- [L997] EXPR 2 q->head [L997] COND FALSE 2 !(q->head == (800)) [L1002] EXPR 2 q->head [L1002] 2 q->head++ [L1003] 2 return x; [L1042] EXPR 2 stored_elements[i] [L1042] COND TRUE 2 !dequeue(&queue)==stored_elements[i] [L1043] 2 reach_error() VAL [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={7:0}, stored_elements={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 235 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.7ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 172774.7ms, OverallIterations: 30, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 113977.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 4691.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 847 SDtfs, 2460 SDslu, 1745 SDs, 0 SdLazy, 17585 SolverSat, 1476 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 57201.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 483 GetRequests, 48 SyntacticMatches, 37 SemanticMatches, 398 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1466 ImplicationChecksByTransitivity, 46450.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=6212occurred in iteration=28, InterpolantAutomatonStates: 332, 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: 68.3ms SsaConstructionTime, 599.6ms SatisfiabilityAnalysisTime, 22817.6ms InterpolantComputationTime, 688 NumberOfCodeBlocks, 688 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 629 ConstructedInterpolants, 0 QuantifiedInterpolants, 35561 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 29 PerfectInterpolantSequences, 4/4 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...