/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 23:00:53,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 23:00:53,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 23:00:53,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 23:00:53,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 23:00:53,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 23:00:53,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 23:00:53,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 23:00:53,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 23:00:53,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 23:00:53,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 23:00:53,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 23:00:53,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 23:00:53,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 23:00:53,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 23:00:53,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 23:00:53,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 23:00:53,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 23:00:53,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 23:00:53,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 23:00:53,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 23:00:53,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 23:00:53,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 23:00:53,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 23:00:53,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-04-28 23:00:53,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-04-28 23:00:53,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-04-28 23:00:53,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-04-28 23:00:53,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-04-28 23:00:53,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-04-28 23:00:53,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-28 23:00:53,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-28 23:00:54,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-28 23:00:54,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-28 23:00:54,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-28 23:00:54,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-28 23:00:54,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-28 23:00:54,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-28 23:00:54,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 23:00:54,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 23:00:54,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 23:00:54,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 23:00:54,040 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 23:00:54,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 23:00:54,042 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 23:00:54,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 23:00:54,042 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 23:00:54,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 23:00:54,043 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 23:00:54,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 23:00:54,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 23:00:54,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 23:00:54,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 23:00:54,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 23:00:54,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 23:00:54,045 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 23:00:54,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 23:00:54,045 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 23:00:54,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 23:00:54,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 23:00:54,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 23:00:54,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 23:00:54,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 23:00:54,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 23:00:54,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 23:00:54,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 23:00:54,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 23:00:54,048 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 23:00:54,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 23:00:54,049 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 23:00:54,049 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 23:00:54,049 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 23:00:54,049 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 23:00:54,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 23:00:54,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 23:00:54,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 23:00:54,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 23:00:54,471 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 23:00:54,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2021-04-28 23:00:54,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f839b663/255d300cd3fb4913b2e6990033be7ef1/FLAG52ef51771 [2021-04-28 23:00:55,248 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 23:00:55,248 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i [2021-04-28 23:00:55,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f839b663/255d300cd3fb4913b2e6990033be7ef1/FLAG52ef51771 [2021-04-28 23:00:55,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f839b663/255d300cd3fb4913b2e6990033be7ef1 [2021-04-28 23:00:55,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 23:00:55,592 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 23:00:55,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 23:00:55,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 23:00:55,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 23:00:55,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 11:00:55" (1/1) ... [2021-04-28 23:00:55,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c759c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:55, skipping insertion in model container [2021-04-28 23:00:55,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 11:00:55" (1/1) ... [2021-04-28 23:00:55,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 23:00:55,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 23:00:55,927 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i[991,1004] [2021-04-28 23:00:56,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 23:00:56,303 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 23:00:56,318 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_rmo.opt.i[991,1004] [2021-04-28 23:00:56,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 23:00:56,521 INFO L208 MainTranslator]: Completed translation [2021-04-28 23:00:56,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56 WrapperNode [2021-04-28 23:00:56,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 23:00:56,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 23:00:56,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 23:00:56,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 23:00:56,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 23:00:56,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 23:00:56,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 23:00:56,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 23:00:56,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... [2021-04-28 23:00:56,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 23:00:56,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 23:00:56,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 23:00:56,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 23:00:56,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 23:00:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 23:00:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 23:00:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 23:00:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 23:00:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 23:00:56,856 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 23:00:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 23:00:56,856 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 23:00:56,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 23:00:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 23:00:56,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 23:00:56,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 23:00:56,859 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 23:01:00,850 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 23:01:00,850 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 23:01:00,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 11:01:00 BoogieIcfgContainer [2021-04-28 23:01:00,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 23:01:00,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 23:01:00,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 23:01:00,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 23:01:00,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 11:00:55" (1/3) ... [2021-04-28 23:01:00,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e9f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 11:01:00, skipping insertion in model container [2021-04-28 23:01:00,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 11:00:56" (2/3) ... [2021-04-28 23:01:00,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e9f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 11:01:00, skipping insertion in model container [2021-04-28 23:01:00,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 11:01:00" (3/3) ... [2021-04-28 23:01:00,863 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_rmo.opt.i [2021-04-28 23:01:00,871 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 23:01:00,877 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 23:01:00,878 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 23:01:00,927 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,928 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,928 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,928 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,929 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,929 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,929 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,929 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,929 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,930 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,930 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,930 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,930 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,930 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,931 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,932 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,933 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,934 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,935 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,936 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,937 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,938 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,940 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,941 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,942 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,943 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,944 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,945 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,946 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,948 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,949 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,950 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,950 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,950 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,950 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,951 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,951 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,951 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,952 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,952 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,952 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,952 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,953 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,953 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,953 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,954 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,954 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,954 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,954 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,955 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,955 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,956 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,960 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,963 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,966 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,969 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,970 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,973 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,974 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,978 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,979 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,980 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,981 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,982 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,982 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,983 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,984 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,985 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,985 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,985 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,985 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,985 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,985 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,988 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,989 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,990 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,990 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,991 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,991 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,992 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,992 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,993 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,993 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,993 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,993 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,993 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,993 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 23:01:00,995 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 23:01:01,020 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-04-28 23:01:01,047 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 23:01:01,047 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 23:01:01,047 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 23:01:01,047 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 23:01:01,047 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 23:01:01,047 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 23:01:01,047 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 23:01:01,048 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 23:01:01,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 85 transitions, 180 flow [2021-04-28 23:01:01,108 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-04-28 23:01:01,109 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:01:01,112 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 58 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-04-28 23:01:01,113 INFO L82 GeneralOperation]: Start removeDead. Operand has 90 places, 85 transitions, 180 flow [2021-04-28 23:01:01,119 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 83 transitions, 172 flow [2021-04-28 23:01:01,121 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:01:01,139 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 83 transitions, 172 flow [2021-04-28 23:01:01,143 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 83 transitions, 172 flow [2021-04-28 23:01:01,146 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 83 transitions, 172 flow [2021-04-28 23:01:01,167 INFO L129 PetriNetUnfolder]: 2/83 cut-off events. [2021-04-28 23:01:01,167 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:01:01,168 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 60 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-04-28 23:01:01,171 INFO L146 LiptonReduction]: Number of co-enabled transitions 1124 [2021-04-28 23:01:02,804 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 228 DAG size of output: 188 [2021-04-28 23:01:03,851 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 186 DAG size of output: 185 [2021-04-28 23:01:06,279 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-04-28 23:01:07,429 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 265 [2021-04-28 23:01:07,885 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-04-28 23:01:08,005 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-04-28 23:01:08,579 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-04-28 23:01:08,804 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-04-28 23:01:09,376 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-04-28 23:01:10,933 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2021-04-28 23:01:11,462 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2021-04-28 23:01:13,668 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 265 DAG size of output: 264 [2021-04-28 23:01:14,777 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 264 [2021-04-28 23:01:15,326 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:01:15,461 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:01:15,689 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 23:01:15,915 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 23:01:18,123 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:01:18,673 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2021-04-28 23:01:19,801 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 23:01:20,994 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 268 [2021-04-28 23:01:21,563 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 23:01:22,130 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 23:01:23,301 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:01:24,506 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:01:25,096 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:01:25,687 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:01:26,922 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:01:28,231 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:01:28,840 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:01:29,461 WARN L205 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:01:30,748 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:01:32,038 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:01:32,722 WARN L205 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 23:01:33,390 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 23:01:34,733 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:01:36,050 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:01:40,005 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:01:40,670 WARN L205 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2021-04-28 23:01:42,115 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:01:43,506 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 267 [2021-04-28 23:01:44,193 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 23:01:44,878 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2021-04-28 23:01:46,266 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:01:47,671 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 266 [2021-04-28 23:01:51,289 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-04-28 23:01:52,926 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:01:53,041 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:01:53,156 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:01:53,272 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-28 23:01:54,942 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:01:55,050 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:01:55,157 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:01:55,262 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 23:01:56,036 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:56,241 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:56,452 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:56,662 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:56,771 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:01:56,880 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:01:56,990 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:01:57,102 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:01:57,245 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:01:57,384 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:01:57,520 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:01:57,657 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:01:57,803 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:01:57,947 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:01:58,097 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:01:58,239 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 23:01:58,453 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:58,665 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:58,872 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:59,083 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:01:59,269 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:01:59,452 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:01:59,635 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:01:59,821 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 23:02:00,120 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:02:00,225 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-28 23:02:00,815 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-28 23:02:01,068 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-28 23:02:01,627 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2021-04-28 23:02:01,879 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-28 23:02:01,996 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:02:02,108 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:02:02,221 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:02:02,332 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-04-28 23:02:02,536 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:02,741 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:02,960 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:03,173 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:03,718 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:02:03,887 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:02:04,057 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:02:04,230 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-28 23:02:04,422 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:02:04,623 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:02:04,829 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:02:05,025 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 23:02:05,157 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:02:05,301 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:02:05,426 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:02:05,541 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 23:02:05,746 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:02:05,950 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:02:06,152 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:02:06,348 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 23:02:06,933 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-04-28 23:02:07,213 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:02:07,802 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-04-28 23:02:08,080 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-04-28 23:02:08,217 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:02:08,355 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:02:08,489 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:02:08,617 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 23:02:08,810 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:02:09,000 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:02:09,188 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:02:09,380 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 23:02:09,537 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:02:09,700 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:02:09,863 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:02:10,041 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 23:02:10,219 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:02:10,394 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:02:10,572 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:02:10,742 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:02:10,851 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:02:10,970 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:02:11,078 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:02:11,180 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:02:11,336 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:02:11,494 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:02:11,641 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:02:11,782 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 23:02:11,902 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:02:12,017 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:02:12,145 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:02:12,271 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 23:02:12,479 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:12,692 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:12,916 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:13,130 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:13,198 INFO L158 LiptonReduction]: Checked pairs total: 9082 [2021-04-28 23:02:13,198 INFO L160 LiptonReduction]: Total number of compositions: 187 [2021-04-28 23:02:13,203 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 72084 [2021-04-28 23:02:13,224 INFO L129 PetriNetUnfolder]: 1/60 cut-off events. [2021-04-28 23:02:13,224 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:02:13,224 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:13,225 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-04-28 23:02:13,226 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:13,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:13,232 INFO L82 PathProgramCache]: Analyzing trace with hash 1696959242, now seen corresponding path program 1 times [2021-04-28 23:02:13,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:13,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50427972] [2021-04-28 23:02:13,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:13,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:13,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:02:13,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:13,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50427972] [2021-04-28 23:02:13,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:13,569 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:02:13,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938219306] [2021-04-28 23:02:13,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:02:13,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:13,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:02:13,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:02:13,599 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 196 out of 272 [2021-04-28 23:02:13,604 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 102 transitions, 210 flow. Second operand has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 3 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:13,604 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:13,605 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 196 of 272 [2021-04-28 23:02:13,606 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:14,224 INFO L129 PetriNetUnfolder]: 471/1094 cut-off events. [2021-04-28 23:02:14,225 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:02:14,228 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1895 conditions, 1094 events. 471/1094 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 7938 event pairs, 36 based on Foata normal form. 23/574 useless extension candidates. Maximal degree in co-relation 1837. Up to 696 conditions per place. [2021-04-28 23:02:14,232 INFO L132 encePairwiseOnDemand]: 255/272 looper letters, 12 selfloop transitions, 4 changer transitions 70/113 dead transitions. [2021-04-28 23:02:14,233 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 113 transitions, 324 flow [2021-04-28 23:02:14,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:02:14,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:02:14,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 638 transitions. [2021-04-28 23:02:14,254 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7818627450980392 [2021-04-28 23:02:14,254 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 638 transitions. [2021-04-28 23:02:14,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 638 transitions. [2021-04-28 23:02:14,258 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:14,261 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 638 transitions. [2021-04-28 23:02:14,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 212.66666666666666) internal successors, (638), 3 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,276 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 272.0) internal successors, (1088), 4 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,277 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 272.0) internal successors, (1088), 4 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,279 INFO L185 Difference]: Start difference. First operand has 107 places, 102 transitions, 210 flow. Second operand 3 states and 638 transitions. [2021-04-28 23:02:14,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 113 transitions, 324 flow [2021-04-28 23:02:14,284 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 113 transitions, 322 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:02:14,288 INFO L241 Difference]: Finished difference. Result has 105 places, 38 transitions, 88 flow [2021-04-28 23:02:14,290 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=272, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=88, PETRI_PLACES=105, PETRI_TRANSITIONS=38} [2021-04-28 23:02:14,291 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -2 predicate places. [2021-04-28 23:02:14,291 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:14,291 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 38 transitions, 88 flow [2021-04-28 23:02:14,292 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 38 transitions, 88 flow [2021-04-28 23:02:14,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 38 transitions, 88 flow [2021-04-28 23:02:14,299 INFO L129 PetriNetUnfolder]: 0/38 cut-off events. [2021-04-28 23:02:14,300 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:02:14,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48 conditions, 38 events. 0/38 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 153 event pairs, 0 based on Foata normal form. 0/18 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-04-28 23:02:14,301 INFO L146 LiptonReduction]: Number of co-enabled transitions 768 [2021-04-28 23:02:14,635 INFO L158 LiptonReduction]: Checked pairs total: 648 [2021-04-28 23:02:14,636 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:14,636 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 345 [2021-04-28 23:02:14,643 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 38 transitions, 88 flow [2021-04-28 23:02:14,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 196.66666666666666) internal successors, (590), 3 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,644 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:14,644 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:14,645 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 23:02:14,645 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:14,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:14,648 INFO L82 PathProgramCache]: Analyzing trace with hash -1309571557, now seen corresponding path program 1 times [2021-04-28 23:02:14,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:14,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785932859] [2021-04-28 23:02:14,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:14,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:14,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:02:14,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:14,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785932859] [2021-04-28 23:02:14,827 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:14,827 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:02:14,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452106930] [2021-04-28 23:02:14,828 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:02:14,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:14,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:02:14,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:02:14,831 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 272 [2021-04-28 23:02:14,833 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 38 transitions, 88 flow. Second operand has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,833 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:14,833 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 272 [2021-04-28 23:02:14,833 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:14,851 INFO L129 PetriNetUnfolder]: 0/38 cut-off events. [2021-04-28 23:02:14,852 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:02:14,852 INFO L84 FinitePrefix]: Finished finitePrefix Result has 52 conditions, 38 events. 0/38 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 145 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-04-28 23:02:14,852 INFO L132 encePairwiseOnDemand]: 269/272 looper letters, 1 selfloop transitions, 2 changer transitions 16/38 dead transitions. [2021-04-28 23:02:14,852 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 38 transitions, 94 flow [2021-04-28 23:02:14,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:02:14,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:02:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 613 transitions. [2021-04-28 23:02:14,857 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7512254901960784 [2021-04-28 23:02:14,857 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 613 transitions. [2021-04-28 23:02:14,857 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 613 transitions. [2021-04-28 23:02:14,858 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:14,858 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 613 transitions. [2021-04-28 23:02:14,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 204.33333333333334) internal successors, (613), 3 states have internal predecessors, (613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,864 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 272.0) internal successors, (1088), 4 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,865 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 272.0) internal successors, (1088), 4 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:14,865 INFO L185 Difference]: Start difference. First operand has 45 places, 38 transitions, 88 flow. Second operand 3 states and 613 transitions. [2021-04-28 23:02:14,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 38 transitions, 94 flow [2021-04-28 23:02:14,866 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 38 transitions, 86 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:02:14,867 INFO L241 Difference]: Finished difference. Result has 46 places, 22 transitions, 56 flow [2021-04-28 23:02:14,867 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=272, PETRI_DIFFERENCE_MINUEND_FLOW=80, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=56, PETRI_PLACES=46, PETRI_TRANSITIONS=22} [2021-04-28 23:02:14,868 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -61 predicate places. [2021-04-28 23:02:14,868 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:14,868 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 22 transitions, 56 flow [2021-04-28 23:02:14,868 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 22 transitions, 56 flow [2021-04-28 23:02:14,869 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 30 places, 22 transitions, 56 flow [2021-04-28 23:02:14,873 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-04-28 23:02:14,874 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:02:14,874 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33 conditions, 22 events. 0/22 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 41 event pairs, 0 based on Foata normal form. 0/17 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 23:02:14,874 INFO L146 LiptonReduction]: Number of co-enabled transitions 230 [2021-04-28 23:02:15,484 INFO L158 LiptonReduction]: Checked pairs total: 574 [2021-04-28 23:02:15,484 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 23:02:15,484 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 616 [2021-04-28 23:02:15,486 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 22 transitions, 56 flow [2021-04-28 23:02:15,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 203.66666666666666) internal successors, (611), 3 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:15,487 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:15,487 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:15,487 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 23:02:15,487 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:15,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:15,488 INFO L82 PathProgramCache]: Analyzing trace with hash -186944010, now seen corresponding path program 1 times [2021-04-28 23:02:15,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:15,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760958764] [2021-04-28 23:02:15,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:15,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:15,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:02:15,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:15,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760958764] [2021-04-28 23:02:15,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:15,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 23:02:15,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114770485] [2021-04-28 23:02:15,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 23:02:15,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:15,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 23:02:15,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 23:02:15,562 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 202 out of 273 [2021-04-28 23:02:15,563 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 22 transitions, 56 flow. Second operand has 3 states, 3 states have (on average 202.66666666666666) internal successors, (608), 3 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:15,563 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:15,563 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 202 of 273 [2021-04-28 23:02:15,564 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:15,583 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-04-28 23:02:15,583 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-04-28 23:02:15,583 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37 conditions, 22 events. 0/22 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 43 event pairs, 0 based on Foata normal form. 1/18 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 23:02:15,584 INFO L132 encePairwiseOnDemand]: 270/273 looper letters, 1 selfloop transitions, 2 changer transitions 2/22 dead transitions. [2021-04-28 23:02:15,584 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 32 places, 22 transitions, 62 flow [2021-04-28 23:02:15,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 23:02:15,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 23:02:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 610 transitions. [2021-04-28 23:02:15,588 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7448107448107448 [2021-04-28 23:02:15,588 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 610 transitions. [2021-04-28 23:02:15,588 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 610 transitions. [2021-04-28 23:02:15,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:15,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 610 transitions. [2021-04-28 23:02:15,591 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:15,594 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 273.0) internal successors, (1092), 4 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:15,595 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 273.0) internal successors, (1092), 4 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:15,595 INFO L185 Difference]: Start difference. First operand has 30 places, 22 transitions, 56 flow. Second operand 3 states and 610 transitions. [2021-04-28 23:02:15,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 32 places, 22 transitions, 62 flow [2021-04-28 23:02:15,596 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 22 transitions, 58 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:02:15,596 INFO L241 Difference]: Finished difference. Result has 31 places, 20 transitions, 56 flow [2021-04-28 23:02:15,597 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=28, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=56, PETRI_PLACES=31, PETRI_TRANSITIONS=20} [2021-04-28 23:02:15,597 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -76 predicate places. [2021-04-28 23:02:15,597 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:15,597 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 20 transitions, 56 flow [2021-04-28 23:02:15,597 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 20 transitions, 56 flow [2021-04-28 23:02:15,598 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 29 places, 20 transitions, 56 flow [2021-04-28 23:02:15,603 INFO L129 PetriNetUnfolder]: 0/20 cut-off events. [2021-04-28 23:02:15,604 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-04-28 23:02:15,604 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34 conditions, 20 events. 0/20 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 37 event pairs, 0 based on Foata normal form. 0/16 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-04-28 23:02:15,604 INFO L146 LiptonReduction]: Number of co-enabled transitions 182 [2021-04-28 23:02:15,743 INFO L158 LiptonReduction]: Checked pairs total: 225 [2021-04-28 23:02:15,743 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:15,743 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 146 [2021-04-28 23:02:15,745 INFO L480 AbstractCegarLoop]: Abstraction has has 29 places, 20 transitions, 56 flow [2021-04-28 23:02:15,745 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 202.66666666666666) internal successors, (608), 3 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:15,745 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:15,746 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:15,746 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 23:02:15,746 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:15,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:15,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1304899086, now seen corresponding path program 1 times [2021-04-28 23:02:15,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:15,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14064972] [2021-04-28 23:02:15,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:15,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:15,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:15,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:15,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:15,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:02:16,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:16,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-28 23:02:16,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:16,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-28 23:02:16,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:16,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:02:16,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:16,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14064972] [2021-04-28 23:02:16,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:16,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:02:16,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073991335] [2021-04-28 23:02:16,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:02:16,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:16,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:02:16,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:02:16,182 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 273 [2021-04-28 23:02:16,184 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 20 transitions, 56 flow. Second operand has 8 states, 8 states have (on average 142.875) internal successors, (1143), 8 states have internal predecessors, (1143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:16,185 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:16,185 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 273 [2021-04-28 23:02:16,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:16,546 INFO L129 PetriNetUnfolder]: 57/155 cut-off events. [2021-04-28 23:02:16,546 INFO L130 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2021-04-28 23:02:16,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 316 conditions, 155 events. 57/155 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 727 event pairs, 5 based on Foata normal form. 2/126 useless extension candidates. Maximal degree in co-relation 305. Up to 79 conditions per place. [2021-04-28 23:02:16,548 INFO L132 encePairwiseOnDemand]: 265/273 looper letters, 14 selfloop transitions, 9 changer transitions 0/33 dead transitions. [2021-04-28 23:02:16,548 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 33 transitions, 135 flow [2021-04-28 23:02:16,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 23:02:16,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 23:02:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 734 transitions. [2021-04-28 23:02:16,553 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5377289377289377 [2021-04-28 23:02:16,553 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 734 transitions. [2021-04-28 23:02:16,553 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 734 transitions. [2021-04-28 23:02:16,554 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:16,554 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 734 transitions. [2021-04-28 23:02:16,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 146.8) internal successors, (734), 5 states have internal predecessors, (734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:16,560 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 273.0) internal successors, (1638), 6 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:16,561 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 273.0) internal successors, (1638), 6 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:16,562 INFO L185 Difference]: Start difference. First operand has 29 places, 20 transitions, 56 flow. Second operand 5 states and 734 transitions. [2021-04-28 23:02:16,562 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 33 transitions, 135 flow [2021-04-28 23:02:16,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 33 transitions, 127 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 23:02:16,564 INFO L241 Difference]: Finished difference. Result has 33 places, 27 transitions, 108 flow [2021-04-28 23:02:16,564 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=108, PETRI_PLACES=33, PETRI_TRANSITIONS=27} [2021-04-28 23:02:16,564 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -74 predicate places. [2021-04-28 23:02:16,564 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:16,565 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 27 transitions, 108 flow [2021-04-28 23:02:16,565 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 27 transitions, 108 flow [2021-04-28 23:02:16,565 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 27 transitions, 108 flow [2021-04-28 23:02:16,580 INFO L129 PetriNetUnfolder]: 13/56 cut-off events. [2021-04-28 23:02:16,580 INFO L130 PetriNetUnfolder]: For 15/19 co-relation queries the response was YES. [2021-04-28 23:02:16,580 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129 conditions, 56 events. 13/56 cut-off events. For 15/19 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 197 event pairs, 3 based on Foata normal form. 1/46 useless extension candidates. Maximal degree in co-relation 118. Up to 25 conditions per place. [2021-04-28 23:02:16,581 INFO L146 LiptonReduction]: Number of co-enabled transitions 198 [2021-04-28 23:02:16,739 INFO L158 LiptonReduction]: Checked pairs total: 120 [2021-04-28 23:02:16,739 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:16,739 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 175 [2021-04-28 23:02:16,742 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 27 transitions, 108 flow [2021-04-28 23:02:16,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 142.875) internal successors, (1143), 8 states have internal predecessors, (1143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:16,743 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:16,743 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:16,743 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 23:02:16,743 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:16,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:16,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1125418702, now seen corresponding path program 2 times [2021-04-28 23:02:16,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:16,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826405055] [2021-04-28 23:02:16,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:16,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:16,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:16,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:16,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:16,904 INFO L142 QuantifierPusher]: treesize reduction 7, result has 75.0 percent of original size [2021-04-28 23:02:16,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 23:02:16,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:16,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:02:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:16,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826405055] [2021-04-28 23:02:16,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:16,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 23:02:16,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074326845] [2021-04-28 23:02:16,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 23:02:16,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:16,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 23:02:16,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-04-28 23:02:16,944 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 273 [2021-04-28 23:02:16,945 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 27 transitions, 108 flow. Second operand has 5 states, 5 states have (on average 144.4) internal successors, (722), 5 states have internal predecessors, (722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:16,945 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:16,945 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 273 [2021-04-28 23:02:16,945 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:17,219 INFO L129 PetriNetUnfolder]: 63/168 cut-off events. [2021-04-28 23:02:17,219 INFO L130 PetriNetUnfolder]: For 57/59 co-relation queries the response was YES. [2021-04-28 23:02:17,220 INFO L84 FinitePrefix]: Finished finitePrefix Result has 436 conditions, 168 events. 63/168 cut-off events. For 57/59 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 814 event pairs, 5 based on Foata normal form. 3/142 useless extension candidates. Maximal degree in co-relation 423. Up to 83 conditions per place. [2021-04-28 23:02:17,221 INFO L132 encePairwiseOnDemand]: 264/273 looper letters, 15 selfloop transitions, 14 changer transitions 0/39 dead transitions. [2021-04-28 23:02:17,222 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 39 transitions, 211 flow [2021-04-28 23:02:17,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 23:02:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 23:02:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 882 transitions. [2021-04-28 23:02:17,227 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5384615384615384 [2021-04-28 23:02:17,227 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 882 transitions. [2021-04-28 23:02:17,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 882 transitions. [2021-04-28 23:02:17,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:17,228 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 882 transitions. [2021-04-28 23:02:17,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 147.0) internal successors, (882), 6 states have internal predecessors, (882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:17,236 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 273.0) internal successors, (1911), 7 states have internal predecessors, (1911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:17,237 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 273.0) internal successors, (1911), 7 states have internal predecessors, (1911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:17,237 INFO L185 Difference]: Start difference. First operand has 33 places, 27 transitions, 108 flow. Second operand 6 states and 882 transitions. [2021-04-28 23:02:17,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 39 transitions, 211 flow [2021-04-28 23:02:17,239 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 39 transitions, 211 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 23:02:17,240 INFO L241 Difference]: Finished difference. Result has 40 places, 35 transitions, 208 flow [2021-04-28 23:02:17,240 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=208, PETRI_PLACES=40, PETRI_TRANSITIONS=35} [2021-04-28 23:02:17,241 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -67 predicate places. [2021-04-28 23:02:17,241 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:17,241 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 35 transitions, 208 flow [2021-04-28 23:02:17,241 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 35 transitions, 208 flow [2021-04-28 23:02:17,242 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 35 transitions, 208 flow [2021-04-28 23:02:17,262 INFO L129 PetriNetUnfolder]: 21/82 cut-off events. [2021-04-28 23:02:17,262 INFO L130 PetriNetUnfolder]: For 80/90 co-relation queries the response was YES. [2021-04-28 23:02:17,262 INFO L84 FinitePrefix]: Finished finitePrefix Result has 240 conditions, 82 events. 21/82 cut-off events. For 80/90 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 339 event pairs, 3 based on Foata normal form. 1/67 useless extension candidates. Maximal degree in co-relation 225. Up to 37 conditions per place. [2021-04-28 23:02:17,263 INFO L146 LiptonReduction]: Number of co-enabled transitions 230 [2021-04-28 23:02:17,533 INFO L158 LiptonReduction]: Checked pairs total: 84 [2021-04-28 23:02:17,534 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:17,534 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 293 [2021-04-28 23:02:17,535 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 35 transitions, 208 flow [2021-04-28 23:02:17,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 144.4) internal successors, (722), 5 states have internal predecessors, (722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:17,536 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:17,536 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:17,536 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 23:02:17,536 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:17,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:17,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1663637279, now seen corresponding path program 1 times [2021-04-28 23:02:17,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:17,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991949587] [2021-04-28 23:02:17,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:17,699 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-04-28 23:02:17,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:17,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:17,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:17,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:17,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-28 23:02:17,755 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-04-28 23:02:17,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-28 23:02:17,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:17,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-28 23:02:17,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:17,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991949587] [2021-04-28 23:02:17,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:17,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:02:17,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431962603] [2021-04-28 23:02:17,824 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:02:17,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:17,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:02:17,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:02:17,827 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 273 [2021-04-28 23:02:17,828 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 35 transitions, 208 flow. Second operand has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:17,829 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:17,829 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 273 [2021-04-28 23:02:17,829 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:18,493 INFO L129 PetriNetUnfolder]: 487/844 cut-off events. [2021-04-28 23:02:18,494 INFO L130 PetriNetUnfolder]: For 1223/1225 co-relation queries the response was YES. [2021-04-28 23:02:18,496 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2604 conditions, 844 events. 487/844 cut-off events. For 1223/1225 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 3968 event pairs, 123 based on Foata normal form. 25/666 useless extension candidates. Maximal degree in co-relation 2587. Up to 462 conditions per place. [2021-04-28 23:02:18,502 INFO L132 encePairwiseOnDemand]: 261/273 looper letters, 47 selfloop transitions, 28 changer transitions 5/83 dead transitions. [2021-04-28 23:02:18,502 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 83 transitions, 587 flow [2021-04-28 23:02:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-28 23:02:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-28 23:02:18,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1155 transitions. [2021-04-28 23:02:18,509 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4230769230769231 [2021-04-28 23:02:18,509 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1155 transitions. [2021-04-28 23:02:18,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1155 transitions. [2021-04-28 23:02:18,510 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:18,510 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1155 transitions. [2021-04-28 23:02:18,514 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 115.5) internal successors, (1155), 10 states have internal predecessors, (1155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:18,520 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:18,521 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:18,521 INFO L185 Difference]: Start difference. First operand has 40 places, 35 transitions, 208 flow. Second operand 10 states and 1155 transitions. [2021-04-28 23:02:18,521 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 83 transitions, 587 flow [2021-04-28 23:02:18,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 83 transitions, 582 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-04-28 23:02:18,532 INFO L241 Difference]: Finished difference. Result has 55 places, 56 transitions, 463 flow [2021-04-28 23:02:18,533 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=205, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=463, PETRI_PLACES=55, PETRI_TRANSITIONS=56} [2021-04-28 23:02:18,533 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -52 predicate places. [2021-04-28 23:02:18,533 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:18,533 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 56 transitions, 463 flow [2021-04-28 23:02:18,534 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 56 transitions, 463 flow [2021-04-28 23:02:18,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 56 transitions, 463 flow [2021-04-28 23:02:18,581 INFO L129 PetriNetUnfolder]: 55/191 cut-off events. [2021-04-28 23:02:18,581 INFO L130 PetriNetUnfolder]: For 412/421 co-relation queries the response was YES. [2021-04-28 23:02:18,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 701 conditions, 191 events. 55/191 cut-off events. For 412/421 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1052 event pairs, 8 based on Foata normal form. 3/148 useless extension candidates. Maximal degree in co-relation 678. Up to 69 conditions per place. [2021-04-28 23:02:18,585 INFO L146 LiptonReduction]: Number of co-enabled transitions 246 [2021-04-28 23:02:18,597 INFO L158 LiptonReduction]: Checked pairs total: 190 [2021-04-28 23:02:18,597 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:18,597 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 64 [2021-04-28 23:02:18,599 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 56 transitions, 463 flow [2021-04-28 23:02:18,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 110.28571428571429) internal successors, (772), 7 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:18,600 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:18,600 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:18,600 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 23:02:18,600 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:18,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:18,601 INFO L82 PathProgramCache]: Analyzing trace with hash -1663637558, now seen corresponding path program 1 times [2021-04-28 23:02:18,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:18,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752856790] [2021-04-28 23:02:18,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:18,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:18,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-28 23:02:18,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:18,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 23:02:18,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:18,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-28 23:02:18,911 INFO L142 QuantifierPusher]: treesize reduction 17, result has 75.7 percent of original size [2021-04-28 23:02:18,917 INFO L147 QuantifierPusher]: treesize reduction 9, result has 83.0 percent of original size 44 [2021-04-28 23:02:18,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:18,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-28 23:02:19,021 INFO L142 QuantifierPusher]: treesize reduction 40, result has 68.8 percent of original size [2021-04-28 23:02:19,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-04-28 23:02:19,125 INFO L142 QuantifierPusher]: treesize reduction 40, result has 69.7 percent of original size [2021-04-28 23:02:19,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-04-28 23:02:19,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:19,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-28 23:02:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:19,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752856790] [2021-04-28 23:02:19,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:19,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-04-28 23:02:19,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960762785] [2021-04-28 23:02:19,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-28 23:02:19,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:19,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-28 23:02:19,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-04-28 23:02:19,311 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 273 [2021-04-28 23:02:19,313 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 56 transitions, 463 flow. Second operand has 10 states, 10 states have (on average 110.9) internal successors, (1109), 10 states have internal predecessors, (1109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:19,313 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:19,313 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 273 [2021-04-28 23:02:19,313 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:20,086 INFO L129 PetriNetUnfolder]: 406/700 cut-off events. [2021-04-28 23:02:20,087 INFO L130 PetriNetUnfolder]: For 2263/2280 co-relation queries the response was YES. [2021-04-28 23:02:20,090 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2961 conditions, 700 events. 406/700 cut-off events. For 2263/2280 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 3152 event pairs, 65 based on Foata normal form. 11/562 useless extension candidates. Maximal degree in co-relation 2936. Up to 382 conditions per place. [2021-04-28 23:02:20,098 INFO L132 encePairwiseOnDemand]: 264/273 looper letters, 55 selfloop transitions, 20 changer transitions 0/78 dead transitions. [2021-04-28 23:02:20,098 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 78 transitions, 725 flow [2021-04-28 23:02:20,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 23:02:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 23:02:20,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 930 transitions. [2021-04-28 23:02:20,104 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4258241758241758 [2021-04-28 23:02:20,105 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 930 transitions. [2021-04-28 23:02:20,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 930 transitions. [2021-04-28 23:02:20,106 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:20,106 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 930 transitions. [2021-04-28 23:02:20,109 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 116.25) internal successors, (930), 8 states have internal predecessors, (930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:20,114 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 273.0) internal successors, (2457), 9 states have internal predecessors, (2457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:20,116 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 273.0) internal successors, (2457), 9 states have internal predecessors, (2457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:20,116 INFO L185 Difference]: Start difference. First operand has 55 places, 56 transitions, 463 flow. Second operand 8 states and 930 transitions. [2021-04-28 23:02:20,116 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 78 transitions, 725 flow [2021-04-28 23:02:20,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 78 transitions, 707 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-04-28 23:02:20,126 INFO L241 Difference]: Finished difference. Result has 62 places, 57 transitions, 502 flow [2021-04-28 23:02:20,126 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=445, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=56, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=502, PETRI_PLACES=62, PETRI_TRANSITIONS=57} [2021-04-28 23:02:20,126 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -45 predicate places. [2021-04-28 23:02:20,127 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:20,127 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 57 transitions, 502 flow [2021-04-28 23:02:20,127 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 57 transitions, 502 flow [2021-04-28 23:02:20,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 62 places, 57 transitions, 502 flow [2021-04-28 23:02:20,179 INFO L129 PetriNetUnfolder]: 59/212 cut-off events. [2021-04-28 23:02:20,180 INFO L130 PetriNetUnfolder]: For 664/685 co-relation queries the response was YES. [2021-04-28 23:02:20,181 INFO L84 FinitePrefix]: Finished finitePrefix Result has 812 conditions, 212 events. 59/212 cut-off events. For 664/685 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1198 event pairs, 7 based on Foata normal form. 4/167 useless extension candidates. Maximal degree in co-relation 787. Up to 83 conditions per place. [2021-04-28 23:02:20,184 INFO L146 LiptonReduction]: Number of co-enabled transitions 256 [2021-04-28 23:02:20,199 INFO L158 LiptonReduction]: Checked pairs total: 195 [2021-04-28 23:02:20,200 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:20,200 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 73 [2021-04-28 23:02:20,201 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 57 transitions, 502 flow [2021-04-28 23:02:20,201 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 110.9) internal successors, (1109), 10 states have internal predecessors, (1109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:20,202 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:20,202 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:20,202 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 23:02:20,202 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:20,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:20,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1723200059, now seen corresponding path program 2 times [2021-04-28 23:02:20,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:20,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904154007] [2021-04-28 23:02:20,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:20,292 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-04-28 23:02:20,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:20,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:20,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:20,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:20,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-28 23:02:20,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:20,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:02:20,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:20,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:20,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:20,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-28 23:02:20,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:20,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904154007] [2021-04-28 23:02:20,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:20,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:02:20,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062644105] [2021-04-28 23:02:20,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:02:20,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:20,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:02:20,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:02:20,434 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 273 [2021-04-28 23:02:20,435 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 57 transitions, 502 flow. Second operand has 8 states, 8 states have (on average 108.125) internal successors, (865), 8 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:20,435 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:20,436 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 273 [2021-04-28 23:02:20,436 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:21,132 INFO L129 PetriNetUnfolder]: 440/782 cut-off events. [2021-04-28 23:02:21,132 INFO L130 PetriNetUnfolder]: For 3252/3254 co-relation queries the response was YES. [2021-04-28 23:02:21,136 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3373 conditions, 782 events. 440/782 cut-off events. For 3252/3254 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 3747 event pairs, 129 based on Foata normal form. 25/630 useless extension candidates. Maximal degree in co-relation 3346. Up to 496 conditions per place. [2021-04-28 23:02:21,142 INFO L132 encePairwiseOnDemand]: 261/273 looper letters, 55 selfloop transitions, 30 changer transitions 5/93 dead transitions. [2021-04-28 23:02:21,143 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 71 places, 93 transitions, 884 flow [2021-04-28 23:02:21,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-28 23:02:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-28 23:02:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1140 transitions. [2021-04-28 23:02:21,149 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4175824175824176 [2021-04-28 23:02:21,149 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1140 transitions. [2021-04-28 23:02:21,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1140 transitions. [2021-04-28 23:02:21,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:21,150 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1140 transitions. [2021-04-28 23:02:21,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 114.0) internal successors, (1140), 10 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:21,161 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:21,162 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:21,162 INFO L185 Difference]: Start difference. First operand has 62 places, 57 transitions, 502 flow. Second operand 10 states and 1140 transitions. [2021-04-28 23:02:21,162 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 71 places, 93 transitions, 884 flow [2021-04-28 23:02:21,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 93 transitions, 836 flow, removed 6 selfloop flow, removed 5 redundant places. [2021-04-28 23:02:21,176 INFO L241 Difference]: Finished difference. Result has 69 places, 63 transitions, 617 flow [2021-04-28 23:02:21,176 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=460, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=617, PETRI_PLACES=69, PETRI_TRANSITIONS=63} [2021-04-28 23:02:21,177 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -38 predicate places. [2021-04-28 23:02:21,177 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:21,177 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 63 transitions, 617 flow [2021-04-28 23:02:21,177 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 63 transitions, 617 flow [2021-04-28 23:02:21,178 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 69 places, 63 transitions, 617 flow [2021-04-28 23:02:21,240 INFO L129 PetriNetUnfolder]: 68/253 cut-off events. [2021-04-28 23:02:21,241 INFO L130 PetriNetUnfolder]: For 904/909 co-relation queries the response was YES. [2021-04-28 23:02:21,243 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1034 conditions, 253 events. 68/253 cut-off events. For 904/909 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1558 event pairs, 9 based on Foata normal form. 2/196 useless extension candidates. Maximal degree in co-relation 1007. Up to 89 conditions per place. [2021-04-28 23:02:21,246 INFO L146 LiptonReduction]: Number of co-enabled transitions 274 [2021-04-28 23:02:21,259 INFO L158 LiptonReduction]: Checked pairs total: 195 [2021-04-28 23:02:21,259 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:21,260 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 83 [2021-04-28 23:02:21,262 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 63 transitions, 617 flow [2021-04-28 23:02:21,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 108.125) internal successors, (865), 8 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:21,263 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:21,263 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:21,263 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 23:02:21,263 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:21,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:21,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1657698299, now seen corresponding path program 3 times [2021-04-28 23:02:21,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:21,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745969419] [2021-04-28 23:02:21,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:21,460 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-28 23:02:21,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:21,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:21,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:21,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:21,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:21,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:21,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:02:21,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:21,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:02:21,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:21,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:02:21,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:21,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745969419] [2021-04-28 23:02:21,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:21,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:02:21,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093747795] [2021-04-28 23:02:21,573 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:02:21,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:21,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:02:21,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:02:21,581 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 273 [2021-04-28 23:02:21,583 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 63 transitions, 617 flow. Second operand has 7 states, 7 states have (on average 109.28571428571429) internal successors, (765), 7 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:21,583 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:21,583 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 273 [2021-04-28 23:02:21,583 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:22,136 INFO L129 PetriNetUnfolder]: 443/776 cut-off events. [2021-04-28 23:02:22,136 INFO L130 PetriNetUnfolder]: For 3343/3345 co-relation queries the response was YES. [2021-04-28 23:02:22,141 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3560 conditions, 776 events. 443/776 cut-off events. For 3343/3345 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 3651 event pairs, 113 based on Foata normal form. 7/619 useless extension candidates. Maximal degree in co-relation 3531. Up to 641 conditions per place. [2021-04-28 23:02:22,148 INFO L132 encePairwiseOnDemand]: 261/273 looper letters, 52 selfloop transitions, 30 changer transitions 0/85 dead transitions. [2021-04-28 23:02:22,148 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 85 transitions, 947 flow [2021-04-28 23:02:22,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:02:22,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:02:22,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 800 transitions. [2021-04-28 23:02:22,154 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4186289900575615 [2021-04-28 23:02:22,154 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 800 transitions. [2021-04-28 23:02:22,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 800 transitions. [2021-04-28 23:02:22,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:22,156 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 800 transitions. [2021-04-28 23:02:22,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 114.28571428571429) internal successors, (800), 7 states have internal predecessors, (800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:22,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 273.0) internal successors, (2184), 8 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:22,165 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 273.0) internal successors, (2184), 8 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:22,165 INFO L185 Difference]: Start difference. First operand has 69 places, 63 transitions, 617 flow. Second operand 7 states and 800 transitions. [2021-04-28 23:02:22,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 85 transitions, 947 flow [2021-04-28 23:02:22,179 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 85 transitions, 904 flow, removed 1 selfloop flow, removed 6 redundant places. [2021-04-28 23:02:22,182 INFO L241 Difference]: Finished difference. Result has 71 places, 72 transitions, 788 flow [2021-04-28 23:02:22,182 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=577, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=788, PETRI_PLACES=71, PETRI_TRANSITIONS=72} [2021-04-28 23:02:22,182 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -36 predicate places. [2021-04-28 23:02:22,182 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:22,183 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 72 transitions, 788 flow [2021-04-28 23:02:22,183 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 72 transitions, 788 flow [2021-04-28 23:02:22,184 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 71 places, 72 transitions, 788 flow [2021-04-28 23:02:22,240 INFO L129 PetriNetUnfolder]: 67/246 cut-off events. [2021-04-28 23:02:22,240 INFO L130 PetriNetUnfolder]: For 1014/1018 co-relation queries the response was YES. [2021-04-28 23:02:22,242 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1100 conditions, 246 events. 67/246 cut-off events. For 1014/1018 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 1560 event pairs, 0 based on Foata normal form. 2/190 useless extension candidates. Maximal degree in co-relation 1071. Up to 83 conditions per place. [2021-04-28 23:02:22,245 INFO L146 LiptonReduction]: Number of co-enabled transitions 300 [2021-04-28 23:02:22,260 INFO L158 LiptonReduction]: Checked pairs total: 225 [2021-04-28 23:02:22,260 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:22,260 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 78 [2021-04-28 23:02:22,261 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 72 transitions, 788 flow [2021-04-28 23:02:22,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 109.28571428571429) internal successors, (765), 7 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:22,262 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:22,262 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:22,262 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 23:02:22,263 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:22,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:22,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1863795272, now seen corresponding path program 2 times [2021-04-28 23:02:22,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:22,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073820243] [2021-04-28 23:02:22,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:22,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:22,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:22,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:22,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:22,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:22,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:22,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:22,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-28 23:02:22,454 INFO L142 QuantifierPusher]: treesize reduction 106, result has 80.9 percent of original size [2021-04-28 23:02:22,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 450 [2021-04-28 23:02:22,697 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 32 [2021-04-28 23:02:22,708 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.6 percent of original size [2021-04-28 23:02:22,710 INFO L147 QuantifierPusher]: treesize reduction 9, result has 79.5 percent of original size 35 [2021-04-28 23:02:22,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:22,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073820243] [2021-04-28 23:02:22,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:22,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 23:02:22,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353776547] [2021-04-28 23:02:22,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 23:02:22,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:22,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 23:02:22,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-04-28 23:02:22,772 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 273 [2021-04-28 23:02:22,774 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 72 transitions, 788 flow. Second operand has 6 states, 6 states have (on average 137.33333333333334) internal successors, (824), 6 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:22,774 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:22,774 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 273 [2021-04-28 23:02:22,774 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:23,244 INFO L129 PetriNetUnfolder]: 96/281 cut-off events. [2021-04-28 23:02:23,245 INFO L130 PetriNetUnfolder]: For 1349/1364 co-relation queries the response was YES. [2021-04-28 23:02:23,247 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1471 conditions, 281 events. 96/281 cut-off events. For 1349/1364 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 1755 event pairs, 8 based on Foata normal form. 10/235 useless extension candidates. Maximal degree in co-relation 1440. Up to 147 conditions per place. [2021-04-28 23:02:23,249 INFO L132 encePairwiseOnDemand]: 266/273 looper letters, 38 selfloop transitions, 24 changer transitions 4/79 dead transitions. [2021-04-28 23:02:23,249 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 79 transitions, 976 flow [2021-04-28 23:02:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 23:02:23,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 23:02:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 839 transitions. [2021-04-28 23:02:23,254 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5122100122100122 [2021-04-28 23:02:23,254 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 839 transitions. [2021-04-28 23:02:23,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 839 transitions. [2021-04-28 23:02:23,255 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:23,256 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 839 transitions. [2021-04-28 23:02:23,258 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 139.83333333333334) internal successors, (839), 6 states have internal predecessors, (839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:23,262 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 273.0) internal successors, (1911), 7 states have internal predecessors, (1911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:23,263 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 273.0) internal successors, (1911), 7 states have internal predecessors, (1911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:23,263 INFO L185 Difference]: Start difference. First operand has 71 places, 72 transitions, 788 flow. Second operand 6 states and 839 transitions. [2021-04-28 23:02:23,263 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 79 transitions, 976 flow [2021-04-28 23:02:23,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 79 transitions, 943 flow, removed 1 selfloop flow, removed 5 redundant places. [2021-04-28 23:02:23,274 INFO L241 Difference]: Finished difference. Result has 72 places, 70 transitions, 798 flow [2021-04-28 23:02:23,274 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=755, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=798, PETRI_PLACES=72, PETRI_TRANSITIONS=70} [2021-04-28 23:02:23,274 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -35 predicate places. [2021-04-28 23:02:23,275 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:23,275 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 70 transitions, 798 flow [2021-04-28 23:02:23,275 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 70 transitions, 798 flow [2021-04-28 23:02:23,276 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 70 transitions, 798 flow [2021-04-28 23:02:23,323 INFO L129 PetriNetUnfolder]: 47/221 cut-off events. [2021-04-28 23:02:23,324 INFO L130 PetriNetUnfolder]: For 1158/1228 co-relation queries the response was YES. [2021-04-28 23:02:23,325 INFO L84 FinitePrefix]: Finished finitePrefix Result has 978 conditions, 221 events. 47/221 cut-off events. For 1158/1228 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1480 event pairs, 5 based on Foata normal form. 7/168 useless extension candidates. Maximal degree in co-relation 949. Up to 63 conditions per place. [2021-04-28 23:02:23,328 INFO L146 LiptonReduction]: Number of co-enabled transitions 272 [2021-04-28 23:02:23,342 INFO L158 LiptonReduction]: Checked pairs total: 220 [2021-04-28 23:02:23,342 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:23,342 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 67 [2021-04-28 23:02:23,343 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 70 transitions, 798 flow [2021-04-28 23:02:23,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 137.33333333333334) internal successors, (824), 6 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:23,344 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:23,344 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:23,344 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-04-28 23:02:23,344 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:23,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:23,344 INFO L82 PathProgramCache]: Analyzing trace with hash 150959361, now seen corresponding path program 1 times [2021-04-28 23:02:23,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:23,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948128713] [2021-04-28 23:02:23,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:23,470 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-28 23:02:23,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:23,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:23,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:23,495 INFO L142 QuantifierPusher]: treesize reduction 12, result has 45.5 percent of original size [2021-04-28 23:02:23,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:23,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:23,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-28 23:02:23,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:23,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:02:23,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:23,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948128713] [2021-04-28 23:02:23,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:23,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:02:23,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633028305] [2021-04-28 23:02:23,584 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:02:23,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:23,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:02:23,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:02:23,586 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 273 [2021-04-28 23:02:23,587 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 70 transitions, 798 flow. Second operand has 7 states, 7 states have (on average 111.42857142857143) internal successors, (780), 7 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:23,587 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:23,588 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 273 [2021-04-28 23:02:23,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:24,438 INFO L129 PetriNetUnfolder]: 580/1084 cut-off events. [2021-04-28 23:02:24,438 INFO L130 PetriNetUnfolder]: For 7779/7781 co-relation queries the response was YES. [2021-04-28 23:02:24,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5081 conditions, 1084 events. 580/1084 cut-off events. For 7779/7781 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 6145 event pairs, 136 based on Foata normal form. 28/823 useless extension candidates. Maximal degree in co-relation 5050. Up to 646 conditions per place. [2021-04-28 23:02:24,450 INFO L132 encePairwiseOnDemand]: 261/273 looper letters, 58 selfloop transitions, 43 changer transitions 17/121 dead transitions. [2021-04-28 23:02:24,450 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 121 transitions, 1495 flow [2021-04-28 23:02:24,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 23:02:24,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 23:02:24,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1057 transitions. [2021-04-28 23:02:24,456 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4301994301994302 [2021-04-28 23:02:24,456 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1057 transitions. [2021-04-28 23:02:24,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1057 transitions. [2021-04-28 23:02:24,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:24,457 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1057 transitions. [2021-04-28 23:02:24,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 117.44444444444444) internal successors, (1057), 9 states have internal predecessors, (1057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:24,465 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 273.0) internal successors, (2730), 10 states have internal predecessors, (2730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:24,466 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 273.0) internal successors, (2730), 10 states have internal predecessors, (2730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:24,467 INFO L185 Difference]: Start difference. First operand has 72 places, 70 transitions, 798 flow. Second operand 9 states and 1057 transitions. [2021-04-28 23:02:24,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 121 transitions, 1495 flow [2021-04-28 23:02:24,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 121 transitions, 1479 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-04-28 23:02:24,487 INFO L241 Difference]: Finished difference. Result has 80 places, 87 transitions, 1186 flow [2021-04-28 23:02:24,488 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1186, PETRI_PLACES=80, PETRI_TRANSITIONS=87} [2021-04-28 23:02:24,488 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -27 predicate places. [2021-04-28 23:02:24,488 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:24,488 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 87 transitions, 1186 flow [2021-04-28 23:02:24,489 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 87 transitions, 1186 flow [2021-04-28 23:02:24,490 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 87 transitions, 1186 flow [2021-04-28 23:02:24,581 INFO L129 PetriNetUnfolder]: 70/298 cut-off events. [2021-04-28 23:02:24,581 INFO L130 PetriNetUnfolder]: For 2325/2350 co-relation queries the response was YES. [2021-04-28 23:02:24,583 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1533 conditions, 298 events. 70/298 cut-off events. For 2325/2350 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 2144 event pairs, 5 based on Foata normal form. 10/230 useless extension candidates. Maximal degree in co-relation 1501. Up to 88 conditions per place. [2021-04-28 23:02:24,587 INFO L146 LiptonReduction]: Number of co-enabled transitions 300 [2021-04-28 23:02:24,595 INFO L158 LiptonReduction]: Checked pairs total: 368 [2021-04-28 23:02:24,595 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:24,595 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 107 [2021-04-28 23:02:24,596 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 87 transitions, 1186 flow [2021-04-28 23:02:24,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 111.42857142857143) internal successors, (780), 7 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:24,597 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:24,597 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:24,597 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-04-28 23:02:24,597 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:24,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:24,598 INFO L82 PathProgramCache]: Analyzing trace with hash -467202715, now seen corresponding path program 2 times [2021-04-28 23:02:24,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:24,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408650999] [2021-04-28 23:02:24,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:24,698 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-04-28 23:02:24,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:24,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:24,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:24,732 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-04-28 23:02:24,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:24,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:24,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-28 23:02:24,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:24,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:02:24,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:24,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:02:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:24,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408650999] [2021-04-28 23:02:24,834 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:24,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:02:24,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616093355] [2021-04-28 23:02:24,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:02:24,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:24,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:02:24,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:02:24,838 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 273 [2021-04-28 23:02:24,839 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 87 transitions, 1186 flow. Second operand has 8 states, 8 states have (on average 108.25) internal successors, (866), 8 states have internal predecessors, (866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:24,839 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:24,839 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 273 [2021-04-28 23:02:24,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:25,812 INFO L129 PetriNetUnfolder]: 508/976 cut-off events. [2021-04-28 23:02:25,812 INFO L130 PetriNetUnfolder]: For 10863/10875 co-relation queries the response was YES. [2021-04-28 23:02:25,817 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5346 conditions, 976 events. 508/976 cut-off events. For 10863/10875 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 5414 event pairs, 87 based on Foata normal form. 26/746 useless extension candidates. Maximal degree in co-relation 5312. Up to 638 conditions per place. [2021-04-28 23:02:25,824 INFO L132 encePairwiseOnDemand]: 262/273 looper letters, 57 selfloop transitions, 46 changer transitions 14/120 dead transitions. [2021-04-28 23:02:25,824 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 120 transitions, 1695 flow [2021-04-28 23:02:25,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 23:02:25,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 23:02:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1029 transitions. [2021-04-28 23:02:25,829 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4188034188034188 [2021-04-28 23:02:25,830 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1029 transitions. [2021-04-28 23:02:25,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1029 transitions. [2021-04-28 23:02:25,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:25,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1029 transitions. [2021-04-28 23:02:25,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 114.33333333333333) internal successors, (1029), 9 states have internal predecessors, (1029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:25,838 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 273.0) internal successors, (2730), 10 states have internal predecessors, (2730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:25,839 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 273.0) internal successors, (2730), 10 states have internal predecessors, (2730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:25,839 INFO L185 Difference]: Start difference. First operand has 80 places, 87 transitions, 1186 flow. Second operand 9 states and 1029 transitions. [2021-04-28 23:02:25,840 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 120 transitions, 1695 flow [2021-04-28 23:02:25,864 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 120 transitions, 1653 flow, removed 12 selfloop flow, removed 4 redundant places. [2021-04-28 23:02:25,867 INFO L241 Difference]: Finished difference. Result has 87 places, 91 transitions, 1377 flow [2021-04-28 23:02:25,868 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=1146, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1377, PETRI_PLACES=87, PETRI_TRANSITIONS=91} [2021-04-28 23:02:25,868 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -20 predicate places. [2021-04-28 23:02:25,868 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:25,868 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 91 transitions, 1377 flow [2021-04-28 23:02:25,869 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 91 transitions, 1377 flow [2021-04-28 23:02:25,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 91 transitions, 1377 flow [2021-04-28 23:02:25,938 INFO L129 PetriNetUnfolder]: 71/307 cut-off events. [2021-04-28 23:02:25,938 INFO L130 PetriNetUnfolder]: For 3043/3074 co-relation queries the response was YES. [2021-04-28 23:02:25,940 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1721 conditions, 307 events. 71/307 cut-off events. For 3043/3074 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2237 event pairs, 3 based on Foata normal form. 9/235 useless extension candidates. Maximal degree in co-relation 1686. Up to 92 conditions per place. [2021-04-28 23:02:25,943 INFO L146 LiptonReduction]: Number of co-enabled transitions 312 [2021-04-28 23:02:25,960 INFO L158 LiptonReduction]: Checked pairs total: 368 [2021-04-28 23:02:25,960 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:25,960 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 92 [2021-04-28 23:02:25,962 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 91 transitions, 1377 flow [2021-04-28 23:02:25,962 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 108.25) internal successors, (866), 8 states have internal predecessors, (866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:25,962 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:25,962 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:25,963 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-04-28 23:02:25,963 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:25,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:25,963 INFO L82 PathProgramCache]: Analyzing trace with hash -2000248749, now seen corresponding path program 3 times [2021-04-28 23:02:25,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:25,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973350105] [2021-04-28 23:02:25,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:26,056 INFO L142 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size [2021-04-28 23:02:26,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:02:26,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:26,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:26,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:26,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-28 23:02:26,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:26,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-28 23:02:26,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:26,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:26,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:26,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-28 23:02:26,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:26,190 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973350105] [2021-04-28 23:02:26,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:26,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:02:26,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079219976] [2021-04-28 23:02:26,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:02:26,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:26,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:02:26,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:02:26,194 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 273 [2021-04-28 23:02:26,195 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 91 transitions, 1377 flow. Second operand has 8 states, 8 states have (on average 108.25) internal successors, (866), 8 states have internal predecessors, (866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:26,195 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:26,195 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 273 [2021-04-28 23:02:26,195 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:26,897 INFO L129 PetriNetUnfolder]: 489/949 cut-off events. [2021-04-28 23:02:26,897 INFO L130 PetriNetUnfolder]: For 12923/12935 co-relation queries the response was YES. [2021-04-28 23:02:26,902 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5422 conditions, 949 events. 489/949 cut-off events. For 12923/12935 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 5286 event pairs, 79 based on Foata normal form. 31/729 useless extension candidates. Maximal degree in co-relation 5385. Up to 663 conditions per place. [2021-04-28 23:02:26,908 INFO L132 encePairwiseOnDemand]: 262/273 looper letters, 63 selfloop transitions, 47 changer transitions 17/130 dead transitions. [2021-04-28 23:02:26,909 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 130 transitions, 2009 flow [2021-04-28 23:02:26,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-28 23:02:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-28 23:02:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1137 transitions. [2021-04-28 23:02:26,915 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4164835164835165 [2021-04-28 23:02:26,915 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1137 transitions. [2021-04-28 23:02:26,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1137 transitions. [2021-04-28 23:02:26,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:26,916 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1137 transitions. [2021-04-28 23:02:26,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 113.7) internal successors, (1137), 10 states have internal predecessors, (1137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:26,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:26,926 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 273.0) internal successors, (3003), 11 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:26,926 INFO L185 Difference]: Start difference. First operand has 87 places, 91 transitions, 1377 flow. Second operand 10 states and 1137 transitions. [2021-04-28 23:02:26,926 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 130 transitions, 2009 flow [2021-04-28 23:02:26,958 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 130 transitions, 1984 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-04-28 23:02:26,962 INFO L241 Difference]: Finished difference. Result has 95 places, 95 transitions, 1580 flow [2021-04-28 23:02:26,962 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=1353, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1580, PETRI_PLACES=95, PETRI_TRANSITIONS=95} [2021-04-28 23:02:26,963 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -12 predicate places. [2021-04-28 23:02:26,963 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:26,963 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 95 transitions, 1580 flow [2021-04-28 23:02:26,963 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 95 transitions, 1580 flow [2021-04-28 23:02:26,965 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 95 places, 95 transitions, 1580 flow [2021-04-28 23:02:27,021 INFO L129 PetriNetUnfolder]: 55/239 cut-off events. [2021-04-28 23:02:27,022 INFO L130 PetriNetUnfolder]: For 2816/2844 co-relation queries the response was YES. [2021-04-28 23:02:27,023 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1543 conditions, 239 events. 55/239 cut-off events. For 2816/2844 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 1611 event pairs, 5 based on Foata normal form. 12/196 useless extension candidates. Maximal degree in co-relation 1505. Up to 74 conditions per place. [2021-04-28 23:02:27,026 INFO L146 LiptonReduction]: Number of co-enabled transitions 248 [2021-04-28 23:02:27,044 INFO L158 LiptonReduction]: Checked pairs total: 440 [2021-04-28 23:02:27,045 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:27,045 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 82 [2021-04-28 23:02:27,046 INFO L480 AbstractCegarLoop]: Abstraction has has 95 places, 95 transitions, 1580 flow [2021-04-28 23:02:27,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 108.25) internal successors, (866), 8 states have internal predecessors, (866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:27,047 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:27,047 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:27,047 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-04-28 23:02:27,048 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:27,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:27,048 INFO L82 PathProgramCache]: Analyzing trace with hash 151247661, now seen corresponding path program 4 times [2021-04-28 23:02:27,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:27,048 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576853944] [2021-04-28 23:02:27,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:27,146 INFO L142 QuantifierPusher]: treesize reduction 5, result has 37.5 percent of original size [2021-04-28 23:02:27,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:02:27,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:27,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 23:02:27,154 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-04-28 23:02:27,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-28 23:02:27,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:27,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 23:02:27,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:27,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576853944] [2021-04-28 23:02:27,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:27,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 23:02:27,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531127625] [2021-04-28 23:02:27,193 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 23:02:27,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:27,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 23:02:27,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-04-28 23:02:27,195 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 273 [2021-04-28 23:02:27,196 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 95 transitions, 1580 flow. Second operand has 5 states, 5 states have (on average 124.8) internal successors, (624), 5 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:27,197 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:27,197 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 273 [2021-04-28 23:02:27,197 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:27,626 INFO L129 PetriNetUnfolder]: 452/890 cut-off events. [2021-04-28 23:02:27,626 INFO L130 PetriNetUnfolder]: For 11372/11380 co-relation queries the response was YES. [2021-04-28 23:02:27,629 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5198 conditions, 890 events. 452/890 cut-off events. For 11372/11380 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 5049 event pairs, 24 based on Foata normal form. 26/686 useless extension candidates. Maximal degree in co-relation 5158. Up to 337 conditions per place. [2021-04-28 23:02:27,634 INFO L132 encePairwiseOnDemand]: 259/273 looper letters, 59 selfloop transitions, 34 changer transitions 59/159 dead transitions. [2021-04-28 23:02:27,634 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 159 transitions, 2547 flow [2021-04-28 23:02:27,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:02:27,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:02:27,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 926 transitions. [2021-04-28 23:02:27,641 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4845630559916274 [2021-04-28 23:02:27,641 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 926 transitions. [2021-04-28 23:02:27,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 926 transitions. [2021-04-28 23:02:27,642 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:27,642 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 926 transitions. [2021-04-28 23:02:27,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 132.28571428571428) internal successors, (926), 7 states have internal predecessors, (926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:27,648 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 273.0) internal successors, (2184), 8 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:27,648 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 273.0) internal successors, (2184), 8 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:27,649 INFO L185 Difference]: Start difference. First operand has 95 places, 95 transitions, 1580 flow. Second operand 7 states and 926 transitions. [2021-04-28 23:02:27,649 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 159 transitions, 2547 flow [2021-04-28 23:02:27,680 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 159 transitions, 2409 flow, removed 16 selfloop flow, removed 7 redundant places. [2021-04-28 23:02:27,684 INFO L241 Difference]: Finished difference. Result has 99 places, 87 transitions, 1339 flow [2021-04-28 23:02:27,684 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=1470, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1339, PETRI_PLACES=99, PETRI_TRANSITIONS=87} [2021-04-28 23:02:27,684 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -8 predicate places. [2021-04-28 23:02:27,685 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:27,685 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 87 transitions, 1339 flow [2021-04-28 23:02:27,685 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 87 transitions, 1339 flow [2021-04-28 23:02:27,686 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 87 transitions, 1339 flow [2021-04-28 23:02:27,736 INFO L129 PetriNetUnfolder]: 77/249 cut-off events. [2021-04-28 23:02:27,737 INFO L130 PetriNetUnfolder]: For 2630/2644 co-relation queries the response was YES. [2021-04-28 23:02:27,738 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1610 conditions, 249 events. 77/249 cut-off events. For 2630/2644 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 1492 event pairs, 3 based on Foata normal form. 5/167 useless extension candidates. Maximal degree in co-relation 1569. Up to 109 conditions per place. [2021-04-28 23:02:27,740 INFO L146 LiptonReduction]: Number of co-enabled transitions 222 [2021-04-28 23:02:27,786 INFO L158 LiptonReduction]: Checked pairs total: 387 [2021-04-28 23:02:27,786 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:27,786 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 101 [2021-04-28 23:02:27,787 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 87 transitions, 1339 flow [2021-04-28 23:02:27,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 124.8) internal successors, (624), 5 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:27,788 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:27,788 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:27,788 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-04-28 23:02:27,788 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:27,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:27,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1797477493, now seen corresponding path program 5 times [2021-04-28 23:02:27,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:27,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603358325] [2021-04-28 23:02:27,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:27,950 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-04-28 23:02:27,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:27,966 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-04-28 23:02:27,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:27,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:27,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:28,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:28,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:28,025 INFO L142 QuantifierPusher]: treesize reduction 2, result has 90.9 percent of original size [2021-04-28 23:02:28,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-28 23:02:28,054 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-04-28 23:02:28,055 INFO L147 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size 15 [2021-04-28 23:02:28,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:28,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 23:02:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:28,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603358325] [2021-04-28 23:02:28,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:28,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-28 23:02:28,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091853231] [2021-04-28 23:02:28,109 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-28 23:02:28,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:28,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-28 23:02:28,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-04-28 23:02:28,113 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 273 [2021-04-28 23:02:28,115 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 87 transitions, 1339 flow. Second operand has 9 states, 9 states have (on average 110.11111111111111) internal successors, (991), 9 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:28,115 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:28,115 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 273 [2021-04-28 23:02:28,115 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:28,658 INFO L129 PetriNetUnfolder]: 285/574 cut-off events. [2021-04-28 23:02:28,658 INFO L130 PetriNetUnfolder]: For 9487/9499 co-relation queries the response was YES. [2021-04-28 23:02:28,661 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3966 conditions, 574 events. 285/574 cut-off events. For 9487/9499 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 2928 event pairs, 53 based on Foata normal form. 27/448 useless extension candidates. Maximal degree in co-relation 3923. Up to 420 conditions per place. [2021-04-28 23:02:28,666 INFO L132 encePairwiseOnDemand]: 262/273 looper letters, 58 selfloop transitions, 18 changer transitions 38/117 dead transitions. [2021-04-28 23:02:28,666 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 117 transitions, 1831 flow [2021-04-28 23:02:28,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:02:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:02:28,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 815 transitions. [2021-04-28 23:02:28,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.42647828362114076 [2021-04-28 23:02:28,671 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 815 transitions. [2021-04-28 23:02:28,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 815 transitions. [2021-04-28 23:02:28,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:28,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 815 transitions. [2021-04-28 23:02:28,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 116.42857142857143) internal successors, (815), 7 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:28,677 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 273.0) internal successors, (2184), 8 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:28,678 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 273.0) internal successors, (2184), 8 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:28,678 INFO L185 Difference]: Start difference. First operand has 97 places, 87 transitions, 1339 flow. Second operand 7 states and 815 transitions. [2021-04-28 23:02:28,678 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 117 transitions, 1831 flow [2021-04-28 23:02:28,708 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 117 transitions, 1765 flow, removed 22 selfloop flow, removed 3 redundant places. [2021-04-28 23:02:28,711 INFO L241 Difference]: Finished difference. Result has 101 places, 73 transitions, 1136 flow [2021-04-28 23:02:28,711 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=1280, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1136, PETRI_PLACES=101, PETRI_TRANSITIONS=73} [2021-04-28 23:02:28,711 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -6 predicate places. [2021-04-28 23:02:28,711 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:28,712 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 101 places, 73 transitions, 1136 flow [2021-04-28 23:02:28,712 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 101 places, 73 transitions, 1136 flow [2021-04-28 23:02:28,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 73 transitions, 1136 flow [2021-04-28 23:02:28,756 INFO L129 PetriNetUnfolder]: 51/184 cut-off events. [2021-04-28 23:02:28,756 INFO L130 PetriNetUnfolder]: For 2098/2113 co-relation queries the response was YES. [2021-04-28 23:02:28,758 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1188 conditions, 184 events. 51/184 cut-off events. For 2098/2113 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1008 event pairs, 5 based on Foata normal form. 6/127 useless extension candidates. Maximal degree in co-relation 1146. Up to 77 conditions per place. [2021-04-28 23:02:28,761 INFO L146 LiptonReduction]: Number of co-enabled transitions 176 [2021-04-28 23:02:28,775 INFO L158 LiptonReduction]: Checked pairs total: 272 [2021-04-28 23:02:28,776 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:28,776 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 65 [2021-04-28 23:02:28,777 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 73 transitions, 1136 flow [2021-04-28 23:02:28,777 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 110.11111111111111) internal successors, (991), 9 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:28,777 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:28,777 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:28,778 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-04-28 23:02:28,778 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:28,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:28,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1235391459, now seen corresponding path program 6 times [2021-04-28 23:02:28,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:28,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418950349] [2021-04-28 23:02:28,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:28,847 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-28 23:02:28,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:28,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:28,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:02:28,866 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-28 23:02:28,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:02:28,885 INFO L142 QuantifierPusher]: treesize reduction 9, result has 64.0 percent of original size [2021-04-28 23:02:28,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:28,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:28,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 23:02:28,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:28,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418950349] [2021-04-28 23:02:28,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:28,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:02:28,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633155839] [2021-04-28 23:02:28,921 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:02:28,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:28,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:02:28,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:02:28,924 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 273 [2021-04-28 23:02:28,925 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 73 transitions, 1136 flow. Second operand has 7 states, 7 states have (on average 122.28571428571429) internal successors, (856), 7 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:28,925 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:28,925 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 273 [2021-04-28 23:02:28,925 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:29,447 INFO L129 PetriNetUnfolder]: 253/513 cut-off events. [2021-04-28 23:02:29,447 INFO L130 PetriNetUnfolder]: For 8597/8598 co-relation queries the response was YES. [2021-04-28 23:02:29,449 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3421 conditions, 513 events. 253/513 cut-off events. For 8597/8598 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2505 event pairs, 5 based on Foata normal form. 24/398 useless extension candidates. Maximal degree in co-relation 3377. Up to 213 conditions per place. [2021-04-28 23:02:29,451 INFO L132 encePairwiseOnDemand]: 262/273 looper letters, 49 selfloop transitions, 21 changer transitions 46/122 dead transitions. [2021-04-28 23:02:29,452 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 122 transitions, 1887 flow [2021-04-28 23:02:29,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 23:02:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 23:02:29,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1029 transitions. [2021-04-28 23:02:29,456 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47115384615384615 [2021-04-28 23:02:29,456 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1029 transitions. [2021-04-28 23:02:29,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1029 transitions. [2021-04-28 23:02:29,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:29,457 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1029 transitions. [2021-04-28 23:02:29,460 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 128.625) internal successors, (1029), 8 states have internal predecessors, (1029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:29,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 273.0) internal successors, (2457), 9 states have internal predecessors, (2457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:29,464 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 273.0) internal successors, (2457), 9 states have internal predecessors, (2457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:29,464 INFO L185 Difference]: Start difference. First operand has 96 places, 73 transitions, 1136 flow. Second operand 8 states and 1029 transitions. [2021-04-28 23:02:29,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 103 places, 122 transitions, 1887 flow [2021-04-28 23:02:29,487 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 122 transitions, 1823 flow, removed 17 selfloop flow, removed 7 redundant places. [2021-04-28 23:02:29,490 INFO L241 Difference]: Finished difference. Result has 100 places, 66 transitions, 1015 flow [2021-04-28 23:02:29,490 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=1094, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1015, PETRI_PLACES=100, PETRI_TRANSITIONS=66} [2021-04-28 23:02:29,490 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -7 predicate places. [2021-04-28 23:02:29,491 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:29,491 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 66 transitions, 1015 flow [2021-04-28 23:02:29,491 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 66 transitions, 1015 flow [2021-04-28 23:02:29,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 66 transitions, 1015 flow [2021-04-28 23:02:29,524 INFO L129 PetriNetUnfolder]: 45/146 cut-off events. [2021-04-28 23:02:29,524 INFO L130 PetriNetUnfolder]: For 1817/1819 co-relation queries the response was YES. [2021-04-28 23:02:29,525 INFO L84 FinitePrefix]: Finished finitePrefix Result has 980 conditions, 146 events. 45/146 cut-off events. For 1817/1819 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 686 event pairs, 6 based on Foata normal form. 2/97 useless extension candidates. Maximal degree in co-relation 937. Up to 59 conditions per place. [2021-04-28 23:02:29,526 INFO L146 LiptonReduction]: Number of co-enabled transitions 94 [2021-04-28 23:02:29,774 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:29,993 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:30,339 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:30,685 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:30,882 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:31,085 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:31,441 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:31,804 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:31,994 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:32,179 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:32,544 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:32,909 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:33,117 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:33,325 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:33,687 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:34,051 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:34,267 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:34,481 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:34,866 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:35,224 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:35,432 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:35,644 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:36,006 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:36,339 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:36,524 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:36,733 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 23:02:37,076 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:37,411 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 23:02:37,424 INFO L158 LiptonReduction]: Checked pairs total: 119 [2021-04-28 23:02:37,425 INFO L160 LiptonReduction]: Total number of compositions: 7 [2021-04-28 23:02:37,425 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7934 [2021-04-28 23:02:37,426 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 66 transitions, 1015 flow [2021-04-28 23:02:37,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 122.28571428571429) internal successors, (856), 7 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:37,426 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:37,426 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:37,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-04-28 23:02:37,426 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:37,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:37,427 INFO L82 PathProgramCache]: Analyzing trace with hash -804121229, now seen corresponding path program 7 times [2021-04-28 23:02:37,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:37,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22710988] [2021-04-28 23:02:37,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:37,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:37,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:37,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:37,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:37,546 INFO L142 QuantifierPusher]: treesize reduction 10, result has 84.1 percent of original size [2021-04-28 23:02:37,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-04-28 23:02:37,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:37,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:37,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:02:37,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:37,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:37,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22710988] [2021-04-28 23:02:37,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:37,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:02:37,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771031978] [2021-04-28 23:02:37,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:02:37,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:37,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:02:37,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:02:37,665 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 280 [2021-04-28 23:02:37,666 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 66 transitions, 1015 flow. Second operand has 8 states, 8 states have (on average 138.125) internal successors, (1105), 8 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:37,666 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:37,666 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 280 [2021-04-28 23:02:37,666 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:38,276 INFO L129 PetriNetUnfolder]: 54/205 cut-off events. [2021-04-28 23:02:38,276 INFO L130 PetriNetUnfolder]: For 2063/2071 co-relation queries the response was YES. [2021-04-28 23:02:38,277 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1302 conditions, 205 events. 54/205 cut-off events. For 2063/2071 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 1200 event pairs, 0 based on Foata normal form. 6/125 useless extension candidates. Maximal degree in co-relation 1257. Up to 95 conditions per place. [2021-04-28 23:02:38,279 INFO L132 encePairwiseOnDemand]: 268/280 looper letters, 40 selfloop transitions, 13 changer transitions 10/82 dead transitions. [2021-04-28 23:02:38,279 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 82 transitions, 1404 flow [2021-04-28 23:02:38,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-28 23:02:38,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-28 23:02:38,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1133 transitions. [2021-04-28 23:02:38,284 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5058035714285715 [2021-04-28 23:02:38,284 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1133 transitions. [2021-04-28 23:02:38,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1133 transitions. [2021-04-28 23:02:38,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:38,285 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1133 transitions. [2021-04-28 23:02:38,287 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 141.625) internal successors, (1133), 8 states have internal predecessors, (1133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:38,291 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 280.0) internal successors, (2520), 9 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:38,292 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 280.0) internal successors, (2520), 9 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:38,292 INFO L185 Difference]: Start difference. First operand has 97 places, 66 transitions, 1015 flow. Second operand 8 states and 1133 transitions. [2021-04-28 23:02:38,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 82 transitions, 1404 flow [2021-04-28 23:02:38,305 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 82 transitions, 1266 flow, removed 31 selfloop flow, removed 13 redundant places. [2021-04-28 23:02:38,307 INFO L241 Difference]: Finished difference. Result has 95 places, 71 transitions, 1046 flow [2021-04-28 23:02:38,308 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=280, PETRI_DIFFERENCE_MINUEND_FLOW=911, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1046, PETRI_PLACES=95, PETRI_TRANSITIONS=71} [2021-04-28 23:02:38,308 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -12 predicate places. [2021-04-28 23:02:38,308 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:38,309 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 71 transitions, 1046 flow [2021-04-28 23:02:38,309 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 71 transitions, 1046 flow [2021-04-28 23:02:38,310 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 71 transitions, 1046 flow [2021-04-28 23:02:38,342 INFO L129 PetriNetUnfolder]: 37/147 cut-off events. [2021-04-28 23:02:38,342 INFO L130 PetriNetUnfolder]: For 1590/1592 co-relation queries the response was YES. [2021-04-28 23:02:38,343 INFO L84 FinitePrefix]: Finished finitePrefix Result has 963 conditions, 147 events. 37/147 cut-off events. For 1590/1592 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 735 event pairs, 5 based on Foata normal form. 0/100 useless extension candidates. Maximal degree in co-relation 924. Up to 62 conditions per place. [2021-04-28 23:02:38,344 INFO L146 LiptonReduction]: Number of co-enabled transitions 94 [2021-04-28 23:02:38,965 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-04-28 23:02:39,168 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-04-28 23:02:40,164 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 86 [2021-04-28 23:02:40,549 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 23:02:40,562 INFO L158 LiptonReduction]: Checked pairs total: 3 [2021-04-28 23:02:40,562 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 23:02:40,562 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2254 [2021-04-28 23:02:40,563 INFO L480 AbstractCegarLoop]: Abstraction has has 94 places, 72 transitions, 1054 flow [2021-04-28 23:02:40,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 138.125) internal successors, (1105), 8 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:40,564 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:40,564 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:40,564 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-04-28 23:02:40,564 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:40,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:40,565 INFO L82 PathProgramCache]: Analyzing trace with hash -796313284, now seen corresponding path program 1 times [2021-04-28 23:02:40,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:40,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285466681] [2021-04-28 23:02:40,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:40,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:40,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:40,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:40,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:40,690 INFO L142 QuantifierPusher]: treesize reduction 10, result has 85.5 percent of original size [2021-04-28 23:02:40,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-04-28 23:02:40,773 INFO L142 QuantifierPusher]: treesize reduction 10, result has 70.6 percent of original size [2021-04-28 23:02:40,774 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-04-28 23:02:40,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:40,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:02:40,874 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-04-28 23:02:40,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 23:02:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:40,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285466681] [2021-04-28 23:02:40,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:40,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:02:40,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081796451] [2021-04-28 23:02:40,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:02:40,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:40,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:02:40,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:02:40,898 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 281 [2021-04-28 23:02:40,899 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 72 transitions, 1054 flow. Second operand has 8 states, 8 states have (on average 138.125) internal successors, (1105), 8 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:40,899 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:40,899 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 281 [2021-04-28 23:02:40,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:41,466 INFO L129 PetriNetUnfolder]: 50/208 cut-off events. [2021-04-28 23:02:41,466 INFO L130 PetriNetUnfolder]: For 1720/1741 co-relation queries the response was YES. [2021-04-28 23:02:41,467 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1226 conditions, 208 events. 50/208 cut-off events. For 1720/1741 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 1252 event pairs, 0 based on Foata normal form. 7/125 useless extension candidates. Maximal degree in co-relation 1185. Up to 98 conditions per place. [2021-04-28 23:02:41,469 INFO L132 encePairwiseOnDemand]: 275/281 looper letters, 39 selfloop transitions, 4 changer transitions 20/82 dead transitions. [2021-04-28 23:02:41,469 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 82 transitions, 1335 flow [2021-04-28 23:02:41,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:02:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:02:41,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 992 transitions. [2021-04-28 23:02:41,473 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5043213014743264 [2021-04-28 23:02:41,473 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 992 transitions. [2021-04-28 23:02:41,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 992 transitions. [2021-04-28 23:02:41,474 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:41,474 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 992 transitions. [2021-04-28 23:02:41,476 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 141.71428571428572) internal successors, (992), 7 states have internal predecessors, (992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:41,479 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:41,480 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 281.0) internal successors, (2248), 8 states have internal predecessors, (2248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:41,480 INFO L185 Difference]: Start difference. First operand has 94 places, 72 transitions, 1054 flow. Second operand 7 states and 992 transitions. [2021-04-28 23:02:41,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 82 transitions, 1335 flow [2021-04-28 23:02:41,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 82 transitions, 1301 flow, removed 9 selfloop flow, removed 5 redundant places. [2021-04-28 23:02:41,494 INFO L241 Difference]: Finished difference. Result has 98 places, 62 transitions, 872 flow [2021-04-28 23:02:41,494 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=1022, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=68, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=872, PETRI_PLACES=98, PETRI_TRANSITIONS=62} [2021-04-28 23:02:41,494 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -9 predicate places. [2021-04-28 23:02:41,495 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:41,495 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 98 places, 62 transitions, 872 flow [2021-04-28 23:02:41,495 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 98 places, 62 transitions, 872 flow [2021-04-28 23:02:41,496 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 62 transitions, 872 flow [2021-04-28 23:02:41,527 INFO L129 PetriNetUnfolder]: 34/129 cut-off events. [2021-04-28 23:02:41,527 INFO L130 PetriNetUnfolder]: For 1336/1340 co-relation queries the response was YES. [2021-04-28 23:02:41,528 INFO L84 FinitePrefix]: Finished finitePrefix Result has 818 conditions, 129 events. 34/129 cut-off events. For 1336/1340 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 627 event pairs, 5 based on Foata normal form. 1/86 useless extension candidates. Maximal degree in co-relation 778. Up to 55 conditions per place. [2021-04-28 23:02:41,529 INFO L146 LiptonReduction]: Number of co-enabled transitions 84 [2021-04-28 23:02:43,471 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 259 DAG size of output: 165 [2021-04-28 23:02:44,118 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-04-28 23:02:47,968 WARN L205 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 365 DAG size of output: 241 [2021-04-28 23:02:49,235 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 224 [2021-04-28 23:02:49,246 INFO L158 LiptonReduction]: Checked pairs total: 3 [2021-04-28 23:02:49,246 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-28 23:02:49,246 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7751 [2021-04-28 23:02:49,247 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 63 transitions, 878 flow [2021-04-28 23:02:49,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 138.125) internal successors, (1105), 8 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:49,248 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:49,248 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:49,248 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-04-28 23:02:49,248 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:49,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:49,249 INFO L82 PathProgramCache]: Analyzing trace with hash 889112876, now seen corresponding path program 1 times [2021-04-28 23:02:49,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:49,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477469250] [2021-04-28 23:02:49,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:49,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:49,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:49,387 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-04-28 23:02:49,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:49,419 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size [2021-04-28 23:02:49,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-04-28 23:02:49,423 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.0 percent of original size [2021-04-28 23:02:49,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-28 23:02:49,438 INFO L142 QuantifierPusher]: treesize reduction 12, result has 89.2 percent of original size [2021-04-28 23:02:49,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-04-28 23:02:49,603 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2021-04-28 23:02:49,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:49,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:02:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:49,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477469250] [2021-04-28 23:02:49,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:49,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 23:02:49,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912809573] [2021-04-28 23:02:49,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 23:02:49,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:49,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 23:02:49,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-04-28 23:02:49,641 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 282 [2021-04-28 23:02:49,642 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 63 transitions, 878 flow. Second operand has 6 states, 6 states have (on average 143.5) internal successors, (861), 6 states have internal predecessors, (861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:49,642 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:49,642 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 282 [2021-04-28 23:02:49,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:50,234 INFO L129 PetriNetUnfolder]: 47/161 cut-off events. [2021-04-28 23:02:50,234 INFO L130 PetriNetUnfolder]: For 2857/2872 co-relation queries the response was YES. [2021-04-28 23:02:50,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1037 conditions, 161 events. 47/161 cut-off events. For 2857/2872 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 743 event pairs, 9 based on Foata normal form. 15/112 useless extension candidates. Maximal degree in co-relation 995. Up to 70 conditions per place. [2021-04-28 23:02:50,236 INFO L132 encePairwiseOnDemand]: 273/282 looper letters, 17 selfloop transitions, 12 changer transitions 22/66 dead transitions. [2021-04-28 23:02:50,237 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 66 transitions, 1007 flow [2021-04-28 23:02:50,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 23:02:50,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 23:02:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1020 transitions. [2021-04-28 23:02:50,241 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5167173252279635 [2021-04-28 23:02:50,241 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1020 transitions. [2021-04-28 23:02:50,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1020 transitions. [2021-04-28 23:02:50,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:50,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1020 transitions. [2021-04-28 23:02:50,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 145.71428571428572) internal successors, (1020), 7 states have internal predecessors, (1020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 282.0) internal successors, (2256), 8 states have internal predecessors, (2256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,247 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 282.0) internal successors, (2256), 8 states have internal predecessors, (2256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,247 INFO L185 Difference]: Start difference. First operand has 91 places, 63 transitions, 878 flow. Second operand 7 states and 1020 transitions. [2021-04-28 23:02:50,247 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 66 transitions, 1007 flow [2021-04-28 23:02:50,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 66 transitions, 966 flow, removed 13 selfloop flow, removed 8 redundant places. [2021-04-28 23:02:50,259 INFO L241 Difference]: Finished difference. Result has 90 places, 43 transitions, 616 flow [2021-04-28 23:02:50,259 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=282, PETRI_DIFFERENCE_MINUEND_FLOW=837, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=616, PETRI_PLACES=90, PETRI_TRANSITIONS=43} [2021-04-28 23:02:50,260 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -17 predicate places. [2021-04-28 23:02:50,260 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:50,260 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 43 transitions, 616 flow [2021-04-28 23:02:50,260 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 43 transitions, 616 flow [2021-04-28 23:02:50,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 79 places, 43 transitions, 616 flow [2021-04-28 23:02:50,279 INFO L129 PetriNetUnfolder]: 22/79 cut-off events. [2021-04-28 23:02:50,279 INFO L130 PetriNetUnfolder]: For 890/895 co-relation queries the response was YES. [2021-04-28 23:02:50,280 INFO L84 FinitePrefix]: Finished finitePrefix Result has 529 conditions, 79 events. 22/79 cut-off events. For 890/895 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 294 event pairs, 5 based on Foata normal form. 1/52 useless extension candidates. Maximal degree in co-relation 494. Up to 32 conditions per place. [2021-04-28 23:02:50,281 INFO L146 LiptonReduction]: Number of co-enabled transitions 36 [2021-04-28 23:02:50,284 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 23:02:50,284 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:50,284 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24 [2021-04-28 23:02:50,285 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 43 transitions, 616 flow [2021-04-28 23:02:50,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 143.5) internal successors, (861), 6 states have internal predecessors, (861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,285 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:50,286 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:50,286 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-04-28 23:02:50,286 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:50,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:50,286 INFO L82 PathProgramCache]: Analyzing trace with hash 117934550, now seen corresponding path program 2 times [2021-04-28 23:02:50,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:50,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717605435] [2021-04-28 23:02:50,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:50,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:50,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 23:02:50,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:50,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:50,387 INFO L142 QuantifierPusher]: treesize reduction 10, result has 64.3 percent of original size [2021-04-28 23:02:50,388 INFO L147 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size 10 [2021-04-28 23:02:50,445 INFO L142 QuantifierPusher]: treesize reduction 10, result has 64.3 percent of original size [2021-04-28 23:02:50,446 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-04-28 23:02:50,496 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-04-28 23:02:50,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-28 23:02:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:50,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717605435] [2021-04-28 23:02:50,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:50,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 23:02:50,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813823056] [2021-04-28 23:02:50,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 23:02:50,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:50,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 23:02:50,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-28 23:02:50,517 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 282 [2021-04-28 23:02:50,518 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 43 transitions, 616 flow. Second operand has 7 states, 7 states have (on average 144.28571428571428) internal successors, (1010), 7 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,518 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:50,518 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 282 [2021-04-28 23:02:50,518 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:50,856 INFO L129 PetriNetUnfolder]: 26/105 cut-off events. [2021-04-28 23:02:50,857 INFO L130 PetriNetUnfolder]: For 682/688 co-relation queries the response was YES. [2021-04-28 23:02:50,857 INFO L84 FinitePrefix]: Finished finitePrefix Result has 607 conditions, 105 events. 26/105 cut-off events. For 682/688 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 466 event pairs, 0 based on Foata normal form. 3/60 useless extension candidates. Maximal degree in co-relation 570. Up to 50 conditions per place. [2021-04-28 23:02:50,858 INFO L132 encePairwiseOnDemand]: 275/282 looper letters, 16 selfloop transitions, 9 changer transitions 7/47 dead transitions. [2021-04-28 23:02:50,858 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 47 transitions, 728 flow [2021-04-28 23:02:50,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 23:02:50,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 23:02:50,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 880 transitions. [2021-04-28 23:02:50,862 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5200945626477541 [2021-04-28 23:02:50,862 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 880 transitions. [2021-04-28 23:02:50,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 880 transitions. [2021-04-28 23:02:50,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:50,863 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 880 transitions. [2021-04-28 23:02:50,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 146.66666666666666) internal successors, (880), 6 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 282.0) internal successors, (1974), 7 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,868 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 282.0) internal successors, (1974), 7 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,868 INFO L185 Difference]: Start difference. First operand has 79 places, 43 transitions, 616 flow. Second operand 6 states and 880 transitions. [2021-04-28 23:02:50,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 47 transitions, 728 flow [2021-04-28 23:02:50,874 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 47 transitions, 619 flow, removed 16 selfloop flow, removed 16 redundant places. [2021-04-28 23:02:50,876 INFO L241 Difference]: Finished difference. Result has 69 places, 40 transitions, 479 flow [2021-04-28 23:02:50,876 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=282, PETRI_DIFFERENCE_MINUEND_FLOW=511, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=479, PETRI_PLACES=69, PETRI_TRANSITIONS=40} [2021-04-28 23:02:50,876 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -38 predicate places. [2021-04-28 23:02:50,876 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:50,876 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 69 places, 40 transitions, 479 flow [2021-04-28 23:02:50,877 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 69 places, 40 transitions, 479 flow [2021-04-28 23:02:50,877 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 40 transitions, 479 flow [2021-04-28 23:02:50,945 INFO L129 PetriNetUnfolder]: 20/75 cut-off events. [2021-04-28 23:02:50,945 INFO L130 PetriNetUnfolder]: For 482/486 co-relation queries the response was YES. [2021-04-28 23:02:50,946 INFO L84 FinitePrefix]: Finished finitePrefix Result has 428 conditions, 75 events. 20/75 cut-off events. For 482/486 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 275 event pairs, 4 based on Foata normal form. 1/48 useless extension candidates. Maximal degree in co-relation 399. Up to 32 conditions per place. [2021-04-28 23:02:50,947 INFO L146 LiptonReduction]: Number of co-enabled transitions 36 [2021-04-28 23:02:50,949 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 23:02:50,949 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:50,950 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 74 [2021-04-28 23:02:50,951 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 40 transitions, 479 flow [2021-04-28 23:02:50,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 144.28571428571428) internal successors, (1010), 7 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:50,951 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:50,951 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:50,951 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-04-28 23:02:50,951 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:50,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:50,952 INFO L82 PathProgramCache]: Analyzing trace with hash -657823090, now seen corresponding path program 3 times [2021-04-28 23:02:50,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:50,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957888514] [2021-04-28 23:02:50,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:51,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:51,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:02:51,030 INFO L142 QuantifierPusher]: treesize reduction 2, result has 86.7 percent of original size [2021-04-28 23:02:51,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-28 23:02:51,052 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-28 23:02:51,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:51,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:51,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 23:02:51,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:51,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957888514] [2021-04-28 23:02:51,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:51,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 23:02:51,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621206128] [2021-04-28 23:02:51,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 23:02:51,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:51,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 23:02:51,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-04-28 23:02:51,086 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 282 [2021-04-28 23:02:51,087 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 40 transitions, 479 flow. Second operand has 6 states, 6 states have (on average 153.33333333333334) internal successors, (920), 6 states have internal predecessors, (920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:51,087 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:51,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 282 [2021-04-28 23:02:51,088 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:51,298 INFO L129 PetriNetUnfolder]: 23/94 cut-off events. [2021-04-28 23:02:51,298 INFO L130 PetriNetUnfolder]: For 366/369 co-relation queries the response was YES. [2021-04-28 23:02:51,298 INFO L84 FinitePrefix]: Finished finitePrefix Result has 468 conditions, 94 events. 23/94 cut-off events. For 366/369 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 398 event pairs, 0 based on Foata normal form. 2/48 useless extension candidates. Maximal degree in co-relation 437. Up to 47 conditions per place. [2021-04-28 23:02:51,299 INFO L132 encePairwiseOnDemand]: 277/282 looper letters, 10 selfloop transitions, 5 changer transitions 11/42 dead transitions. [2021-04-28 23:02:51,299 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 72 places, 42 transitions, 544 flow [2021-04-28 23:02:51,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 23:02:51,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 23:02:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 777 transitions. [2021-04-28 23:02:51,303 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.551063829787234 [2021-04-28 23:02:51,303 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 777 transitions. [2021-04-28 23:02:51,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 777 transitions. [2021-04-28 23:02:51,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:51,304 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 777 transitions. [2021-04-28 23:02:51,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 155.4) internal successors, (777), 5 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:51,307 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 282.0) internal successors, (1692), 6 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:51,307 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 282.0) internal successors, (1692), 6 states have internal predecessors, (1692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:51,307 INFO L185 Difference]: Start difference. First operand has 68 places, 40 transitions, 479 flow. Second operand 5 states and 777 transitions. [2021-04-28 23:02:51,307 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 72 places, 42 transitions, 544 flow [2021-04-28 23:02:51,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 42 transitions, 445 flow, removed 16 selfloop flow, removed 11 redundant places. [2021-04-28 23:02:51,312 INFO L241 Difference]: Finished difference. Result has 62 places, 31 transitions, 288 flow [2021-04-28 23:02:51,312 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=282, PETRI_DIFFERENCE_MINUEND_FLOW=381, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=288, PETRI_PLACES=62, PETRI_TRANSITIONS=31} [2021-04-28 23:02:51,313 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -45 predicate places. [2021-04-28 23:02:51,313 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:51,313 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 62 places, 31 transitions, 288 flow [2021-04-28 23:02:51,313 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 62 places, 31 transitions, 288 flow [2021-04-28 23:02:51,314 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 61 places, 31 transitions, 288 flow [2021-04-28 23:02:51,325 INFO L129 PetriNetUnfolder]: 16/60 cut-off events. [2021-04-28 23:02:51,325 INFO L130 PetriNetUnfolder]: For 253/255 co-relation queries the response was YES. [2021-04-28 23:02:51,326 INFO L84 FinitePrefix]: Finished finitePrefix Result has 287 conditions, 60 events. 16/60 cut-off events. For 253/255 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 209 event pairs, 4 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 264. Up to 29 conditions per place. [2021-04-28 23:02:51,326 INFO L146 LiptonReduction]: Number of co-enabled transitions 30 [2021-04-28 23:02:51,328 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 23:02:51,328 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:51,328 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15 [2021-04-28 23:02:51,329 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 31 transitions, 288 flow [2021-04-28 23:02:51,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 153.33333333333334) internal successors, (920), 6 states have internal predecessors, (920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:51,330 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 23:02:51,330 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 23:02:51,330 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-04-28 23:02:51,330 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 23:02:51,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 23:02:51,330 INFO L82 PathProgramCache]: Analyzing trace with hash -943759408, now seen corresponding path program 1 times [2021-04-28 23:02:51,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 23:02:51,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372610810] [2021-04-28 23:02:51,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 23:02:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 23:02:51,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:51,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-28 23:02:51,443 INFO L142 QuantifierPusher]: treesize reduction 19, result has 50.0 percent of original size [2021-04-28 23:02:51,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-28 23:02:51,470 INFO L142 QuantifierPusher]: treesize reduction 30, result has 46.4 percent of original size [2021-04-28 23:02:51,471 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-04-28 23:02:51,555 INFO L142 QuantifierPusher]: treesize reduction 17, result has 45.2 percent of original size [2021-04-28 23:02:51,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-28 23:02:51,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 23:02:51,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-28 23:02:51,625 INFO L142 QuantifierPusher]: treesize reduction 3, result has 78.6 percent of original size [2021-04-28 23:02:51,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-28 23:02:51,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 23:02:51,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372610810] [2021-04-28 23:02:51,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 23:02:51,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-28 23:02:51,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903080003] [2021-04-28 23:02:51,658 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-28 23:02:51,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 23:02:51,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-28 23:02:51,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-28 23:02:51,661 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 134 out of 282 [2021-04-28 23:02:51,662 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 31 transitions, 288 flow. Second operand has 8 states, 8 states have (on average 135.25) internal successors, (1082), 8 states have internal predecessors, (1082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:51,662 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 23:02:51,662 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 134 of 282 [2021-04-28 23:02:51,662 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 23:02:52,104 INFO L129 PetriNetUnfolder]: 12/46 cut-off events. [2021-04-28 23:02:52,104 INFO L130 PetriNetUnfolder]: For 467/467 co-relation queries the response was YES. [2021-04-28 23:02:52,104 INFO L84 FinitePrefix]: Finished finitePrefix Result has 232 conditions, 46 events. 12/46 cut-off events. For 467/467 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 112 event pairs, 0 based on Foata normal form. 10/38 useless extension candidates. Maximal degree in co-relation 214. Up to 20 conditions per place. [2021-04-28 23:02:52,105 INFO L132 encePairwiseOnDemand]: 276/282 looper letters, 0 selfloop transitions, 0 changer transitions 30/30 dead transitions. [2021-04-28 23:02:52,105 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 30 transitions, 300 flow [2021-04-28 23:02:52,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-28 23:02:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-04-28 23:02:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 816 transitions. [2021-04-28 23:02:52,109 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.48226950354609927 [2021-04-28 23:02:52,109 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 816 transitions. [2021-04-28 23:02:52,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 816 transitions. [2021-04-28 23:02:52,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 23:02:52,109 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 816 transitions. [2021-04-28 23:02:52,111 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 136.0) internal successors, (816), 6 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:52,113 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 282.0) internal successors, (1974), 7 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:52,113 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 282.0) internal successors, (1974), 7 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:52,114 INFO L185 Difference]: Start difference. First operand has 61 places, 31 transitions, 288 flow. Second operand 6 states and 816 transitions. [2021-04-28 23:02:52,114 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 30 transitions, 300 flow [2021-04-28 23:02:52,115 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 30 transitions, 218 flow, removed 4 selfloop flow, removed 20 redundant places. [2021-04-28 23:02:52,115 INFO L241 Difference]: Finished difference. Result has 45 places, 0 transitions, 0 flow [2021-04-28 23:02:52,116 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=282, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=45, PETRI_TRANSITIONS=0} [2021-04-28 23:02:52,116 INFO L343 CegarLoopForPetriNet]: 107 programPoint places, -62 predicate places. [2021-04-28 23:02:52,116 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 23:02:52,116 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 0 transitions, 0 flow [2021-04-28 23:02:52,116 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 0 transitions, 0 flow [2021-04-28 23:02:52,117 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 0 places, 0 transitions, 0 flow [2021-04-28 23:02:52,117 INFO L129 PetriNetUnfolder]: 0/0 cut-off events. [2021-04-28 23:02:52,117 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 23:02:52,117 INFO L84 FinitePrefix]: Finished finitePrefix Result has 0 conditions, 0 events. 0/0 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 0. Compared 0 event pairs, 0 based on Foata normal form. 0/0 useless extension candidates. Maximal degree in co-relation 0. Up to 0 conditions per place. [2021-04-28 23:02:52,117 INFO L146 LiptonReduction]: Number of co-enabled transitions 0 [2021-04-28 23:02:52,117 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-28 23:02:52,117 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 23:02:52,117 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1 [2021-04-28 23:02:52,118 INFO L480 AbstractCegarLoop]: Abstraction has has 0 places, 0 transitions, 0 flow [2021-04-28 23:02:52,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 135.25) internal successors, (1082), 8 states have internal predecessors, (1082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 23:02:52,119 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-04-28 23:02:52,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.04 11:02:52 BasicIcfg [2021-04-28 23:02:52,123 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-28 23:02:52,124 INFO L168 Benchmark]: Toolchain (without parser) took 116589.08 ms. Allocated memory was 302.0 MB in the beginning and 830.5 MB in the end (delta: 528.5 MB). Free memory was 277.0 MB in the beginning and 652.1 MB in the end (delta: -375.1 MB). Peak memory consumption was 155.1 MB. Max. memory is 16.0 GB. [2021-04-28 23:02:52,124 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-28 23:02:52,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 925.04 ms. Allocated memory is still 302.0 MB. Free memory was 273.9 MB in the beginning and 277.0 MB in the end (delta: -3.1 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.0 GB. [2021-04-28 23:02:52,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.71 ms. Allocated memory is still 302.0 MB. Free memory was 277.0 MB in the beginning and 273.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-28 23:02:52,125 INFO L168 Benchmark]: Boogie Preprocessor took 60.51 ms. Allocated memory is still 302.0 MB. Free memory was 273.9 MB in the beginning and 270.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-04-28 23:02:52,125 INFO L168 Benchmark]: RCFGBuilder took 4134.04 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 270.7 MB in the beginning and 279.4 MB in the end (delta: -8.6 MB). Peak memory consumption was 202.2 MB. Max. memory is 16.0 GB. [2021-04-28 23:02:52,125 INFO L168 Benchmark]: TraceAbstraction took 111268.50 ms. Allocated memory was 362.8 MB in the beginning and 830.5 MB in the end (delta: 467.7 MB). Free memory was 279.4 MB in the beginning and 652.1 MB in the end (delta: -372.8 MB). Peak memory consumption was 94.9 MB. Max. memory is 16.0 GB. [2021-04-28 23:02:52,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory was 271.7 MB in the beginning and 271.6 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 925.04 ms. Allocated memory is still 302.0 MB. Free memory was 273.9 MB in the beginning and 277.0 MB in the end (delta: -3.1 MB). Peak memory consumption was 36.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 133.71 ms. Allocated memory is still 302.0 MB. Free memory was 277.0 MB in the beginning and 273.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 60.51 ms. Allocated memory is still 302.0 MB. Free memory was 273.9 MB in the beginning and 270.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 4134.04 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 270.7 MB in the beginning and 279.4 MB in the end (delta: -8.6 MB). Peak memory consumption was 202.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 111268.50 ms. Allocated memory was 362.8 MB in the beginning and 830.5 MB in the end (delta: 467.7 MB). Free memory was 279.4 MB in the beginning and 652.1 MB in the end (delta: -372.8 MB). Peak memory consumption was 94.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 72054.7ms, 88 PlacesBefore, 107 PlacesAfterwards, 83 TransitionsBefore, 102 TransitionsAfterwards, 1124 CoEnabledTransitionPairs, 7 FixpointIterations, 112 TrivialSequentialCompositions, 72 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 1 ChoiceCompositions, 187 TotalNumberOfCompositions, 9082 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2491, positive: 2311, positive conditional: 2311, positive unconditional: 0, negative: 180, negative conditional: 180, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1217, positive: 1147, positive conditional: 0, positive unconditional: 1147, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1217, positive: 1147, positive conditional: 0, positive unconditional: 1147, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1217, positive: 1132, positive conditional: 0, positive unconditional: 1132, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2326, positive: 51, positive conditional: 0, positive unconditional: 51, negative: 2275, negative conditional: 0, negative unconditional: 2275, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2491, positive: 1164, positive conditional: 1164, positive unconditional: 0, negative: 110, negative conditional: 110, negative unconditional: 0, unknown: 1217, unknown conditional: 1217, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1207, Positive cache size: 1140, Positive conditional cache size: 1140, Positive unconditional cache size: 0, Negative cache size: 67, Negative conditional cache size: 67, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 343.8ms, 105 PlacesBefore, 45 PlacesAfterwards, 38 TransitionsBefore, 38 TransitionsAfterwards, 768 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 648 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 91, positive: 65, positive conditional: 65, 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: 38, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 38, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 38, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 329, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 309, negative conditional: 0, negative unconditional: 309, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 91, positive: 34, positive conditional: 34, positive unconditional: 0, negative: 19, negative conditional: 19, negative unconditional: 0, unknown: 38, unknown conditional: 38, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1245, Positive cache size: 1171, Positive conditional cache size: 1171, Positive unconditional cache size: 0, Negative cache size: 74, Negative conditional cache size: 74, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 616.0ms, 46 PlacesBefore, 30 PlacesAfterwards, 22 TransitionsBefore, 22 TransitionsAfterwards, 230 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 574 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 190, positive: 143, positive conditional: 143, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 58, positive conditional: 16, positive unconditional: 42, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 68, positive: 58, positive conditional: 16, positive unconditional: 42, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 68, positive: 47, positive conditional: 0, positive unconditional: 47, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 275, positive: 54, positive conditional: 0, positive unconditional: 54, negative: 221, negative conditional: 0, negative unconditional: 221, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 190, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 37, negative conditional: 37, negative unconditional: 0, unknown: 68, unknown conditional: 68, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1313, Positive cache size: 1229, Positive conditional cache size: 1229, 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: 145.8ms, 31 PlacesBefore, 29 PlacesAfterwards, 20 TransitionsBefore, 20 TransitionsAfterwards, 182 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 225 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 93, positive: 72, positive conditional: 72, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 13, positive conditional: 1, positive unconditional: 12, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 13, positive conditional: 1, positive unconditional: 12, negative: 5, negative conditional: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 13, positive conditional: 0, positive unconditional: 13, 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: 1, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 136, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 136, negative conditional: 60, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 93, positive: 59, positive conditional: 59, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1331, Positive cache size: 1242, Positive conditional cache size: 1242, 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: 174.5ms, 33 PlacesBefore, 33 PlacesAfterwards, 27 TransitionsBefore, 27 TransitionsAfterwards, 198 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 120 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 34, positive conditional: 34, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 156, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 156, negative conditional: 0, negative unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 43, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1349, Positive cache size: 1257, Positive conditional cache size: 1257, Positive unconditional cache size: 0, Negative cache size: 92, Negative conditional cache size: 92, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 292.5ms, 40 PlacesBefore, 40 PlacesAfterwards, 35 TransitionsBefore, 35 TransitionsAfterwards, 230 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 84 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 3, negative conditional: 3, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 8, positive conditional: 6, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 8, positive conditional: 6, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 267, positive: 192, positive conditional: 192, positive unconditional: 0, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1359, Positive cache size: 1265, Positive conditional cache size: 1265, 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: 63.5ms, 55 PlacesBefore, 55 PlacesAfterwards, 56 TransitionsBefore, 56 TransitionsAfterwards, 246 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 190 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 35, positive: 30, positive conditional: 30, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 5, positive conditional: 5, positive unconditional: 0, 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: 6, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 5, positive conditional: 0, positive unconditional: 5, 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: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 35, positive: 25, positive conditional: 25, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1365, Positive cache size: 1270, Positive conditional cache size: 1270, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 72.5ms, 62 PlacesBefore, 62 PlacesAfterwards, 57 TransitionsBefore, 57 TransitionsAfterwards, 256 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 195 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 60, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 7, positive unconditional: 1, 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: 8, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 60, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1373, Positive cache size: 1278, Positive conditional cache size: 1278, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 82.3ms, 69 PlacesBefore, 69 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 274 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 195 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 65, positive conditional: 65, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 70, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1382, Positive cache size: 1287, Positive conditional cache size: 1287, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 77.2ms, 71 PlacesBefore, 71 PlacesAfterwards, 72 TransitionsBefore, 72 TransitionsAfterwards, 300 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 225 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 60, positive: 55, positive conditional: 55, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 9, positive conditional: 8, positive unconditional: 1, 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: 9, positive: 9, positive conditional: 8, positive unconditional: 1, 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: 9, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 60, positive: 46, positive conditional: 46, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1391, Positive cache size: 1296, Positive conditional cache size: 1296, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 66.7ms, 72 PlacesBefore, 72 PlacesAfterwards, 70 TransitionsBefore, 70 TransitionsAfterwards, 272 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 220 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 55, positive: 50, positive conditional: 50, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 5, 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: 5, positive: 5, positive conditional: 5, 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: 5, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 55, positive: 45, positive conditional: 45, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1396, Positive cache size: 1301, Positive conditional cache size: 1301, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 106.6ms, 80 PlacesBefore, 80 PlacesAfterwards, 87 TransitionsBefore, 87 TransitionsAfterwards, 300 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 368 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 80, positive: 72, positive conditional: 72, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 80, positive: 65, positive conditional: 65, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1403, Positive cache size: 1308, Positive conditional cache size: 1308, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 91.7ms, 87 PlacesBefore, 87 PlacesAfterwards, 91 TransitionsBefore, 91 TransitionsAfterwards, 312 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 368 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 88, positive: 80, positive conditional: 80, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 6, 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: 6, positive: 6, positive conditional: 6, 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: 6, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 8, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 88, positive: 74, positive conditional: 74, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1409, Positive cache size: 1314, Positive conditional cache size: 1314, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 81.5ms, 95 PlacesBefore, 95 PlacesAfterwards, 95 TransitionsBefore, 95 TransitionsAfterwards, 248 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 440 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 120, positive: 110, positive conditional: 110, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 120, positive: 102, positive conditional: 102, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1322, Positive conditional cache size: 1322, Positive unconditional cache size: 0, Negative cache size: 95, Negative conditional cache size: 95, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 100.9ms, 99 PlacesBefore, 97 PlacesAfterwards, 87 TransitionsBefore, 87 TransitionsAfterwards, 222 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 387 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 108, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 8, positive conditional: 8, positive unconditional: 0, 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: 9, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 36, positive: 29, positive conditional: 29, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 108, positive: 91, positive conditional: 91, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1330, Positive conditional cache size: 1330, Positive unconditional cache size: 0, Negative cache size: 96, Negative conditional cache size: 96, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 63.7ms, 101 PlacesBefore, 96 PlacesAfterwards, 73 TransitionsBefore, 73 TransitionsAfterwards, 176 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 272 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 64, positive: 56, positive conditional: 56, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 2, positive unconditional: 0, 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: 3, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 0, positive unconditional: 2, 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: 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] ], Cache Queries: [ total: 64, positive: 54, positive conditional: 54, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1429, Positive cache size: 1332, Positive conditional cache size: 1332, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7933.6ms, 100 PlacesBefore, 97 PlacesAfterwards, 66 TransitionsBefore, 66 TransitionsAfterwards, 94 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 7 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 119 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 119, positive: 119, positive conditional: 119, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 14, 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: 14, positive: 14, positive conditional: 14, 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: 14, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 33, positive conditional: 33, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 119, positive: 105, positive conditional: 105, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1443, Positive cache size: 1346, Positive conditional cache size: 1346, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2253.3ms, 95 PlacesBefore, 94 PlacesAfterwards, 71 TransitionsBefore, 72 TransitionsAfterwards, 94 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1446, Positive cache size: 1349, Positive conditional cache size: 1349, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7751.1ms, 98 PlacesBefore, 91 PlacesAfterwards, 62 TransitionsBefore, 63 TransitionsAfterwards, 84 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 3, 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: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1449, Positive cache size: 1352, Positive conditional cache size: 1352, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 23.7ms, 90 PlacesBefore, 79 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 36 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , 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: 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] , Statistics on independence cache: Total cache size (in pairs): 1449, Positive cache size: 1352, Positive conditional cache size: 1352, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 72.9ms, 69 PlacesBefore, 68 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 36 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , 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: 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] , Statistics on independence cache: Total cache size (in pairs): 1449, Positive cache size: 1352, Positive conditional cache size: 1352, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.8ms, 62 PlacesBefore, 61 PlacesAfterwards, 31 TransitionsBefore, 31 TransitionsAfterwards, 30 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , 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: 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] , Statistics on independence cache: Total cache size (in pairs): 1449, Positive cache size: 1352, Positive conditional cache size: 1352, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1.0ms, 45 PlacesBefore, 0 PlacesAfterwards, 0 TransitionsBefore, 0 TransitionsAfterwards, 0 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.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] , 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: 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] , Statistics on independence cache: Total cache size (in pairs): 1449, Positive cache size: 1352, Positive conditional cache size: 1352, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 84 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 12.7ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 111078.6ms, OverallIterations: 22, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 12121.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 72163.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 213 SDtfs, 359 SDslu, 379 SDs, 0 SdLazy, 1743 SolverSat, 396 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4556.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 160 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 5009.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1580occurred in iteration=13, InterpolantAutomatonStates: 150, 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: 97.9ms SsaConstructionTime, 1003.0ms SatisfiabilityAnalysisTime, 4822.3ms InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 233 ConstructedInterpolants, 0 QuantifiedInterpolants, 2608 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...