/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin000_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 16:29:34,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 16:29:34,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 16:29:34,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 16:29:34,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 16:29:34,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 16:29:34,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 16:29:34,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 16:29:34,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 16:29:34,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 16:29:34,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 16:29:34,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 16:29:34,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 16:29:34,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 16:29:34,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 16:29:34,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 16:29:34,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 16:29:34,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 16:29:34,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 16:29:34,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 16:29:34,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 16:29:34,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 16:29:34,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 16:29:34,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 16:29:34,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-11 16:29:34,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-11 16:29:34,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-11 16:29:34,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-11 16:29:34,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-11 16:29:34,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-11 16:29:34,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-11 16:29:34,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-11 16:29:34,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-11 16:29:34,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-11 16:29:34,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-11 16:29:34,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-11 16:29:34,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-11 16:29:34,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-11 16:29:34,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 16:29:34,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 16:29:34,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 16:29:34,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-06-11 16:29:34,888 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 16:29:34,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 16:29:34,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 16:29:34,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 16:29:34,891 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 16:29:34,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 16:29:34,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 16:29:34,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 16:29:34,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 16:29:34,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 16:29:34,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 16:29:34,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 16:29:34,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 16:29:34,892 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 16:29:34,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 16:29:34,893 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 16:29:34,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 16:29:34,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 16:29:34,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 16:29:34,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 16:29:34,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 16:29:34,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 16:29:34,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 16:29:34,894 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 16:29:35,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 16:29:35,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 16:29:35,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 16:29:35,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 16:29:35,190 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 16:29:35,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin000_rmo.oepc.i [2021-06-11 16:29:35,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15618b183/2a87113bd71e49fb9cfae0a5b2ea4852/FLAG297a1a53f [2021-06-11 16:29:35,624 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 16:29:35,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_rmo.oepc.i [2021-06-11 16:29:35,637 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15618b183/2a87113bd71e49fb9cfae0a5b2ea4852/FLAG297a1a53f [2021-06-11 16:29:35,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15618b183/2a87113bd71e49fb9cfae0a5b2ea4852 [2021-06-11 16:29:35,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 16:29:35,997 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 16:29:35,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 16:29:35,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 16:29:36,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 16:29:36,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 04:29:35" (1/1) ... [2021-06-11 16:29:36,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5cf86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36, skipping insertion in model container [2021-06-11 16:29:36,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 04:29:35" (1/1) ... [2021-06-11 16:29:36,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 16:29:36,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 16:29:36,166 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/thin000_rmo.oepc.i[993,1006] [2021-06-11 16:29:36,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 16:29:36,360 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 16:29:36,367 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/thin000_rmo.oepc.i[993,1006] [2021-06-11 16:29:36,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 16:29:36,429 INFO L208 MainTranslator]: Completed translation [2021-06-11 16:29:36,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36 WrapperNode [2021-06-11 16:29:36,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 16:29:36,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 16:29:36,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 16:29:36,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 16:29:36,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 16:29:36,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 16:29:36,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 16:29:36,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 16:29:36,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... [2021-06-11 16:29:36,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 16:29:36,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 16:29:36,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 16:29:36,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 16:29:36,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 16:29:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-11 16:29:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 16:29:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-11 16:29:36,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 16:29:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 16:29:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-11 16:29:36,554 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-11 16:29:36,554 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-11 16:29:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-11 16:29:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 16:29:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-11 16:29:36,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 16:29:36,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 16:29:36,556 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 16:29:37,837 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 16:29:37,837 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-11 16:29:37,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 04:29:37 BoogieIcfgContainer [2021-06-11 16:29:37,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 16:29:37,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 16:29:37,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 16:29:37,841 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 16:29:37,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 04:29:35" (1/3) ... [2021-06-11 16:29:37,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b777e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 04:29:37, skipping insertion in model container [2021-06-11 16:29:37,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:29:36" (2/3) ... [2021-06-11 16:29:37,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b777e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 04:29:37, skipping insertion in model container [2021-06-11 16:29:37,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 04:29:37" (3/3) ... [2021-06-11 16:29:37,844 INFO L111 eAbstractionObserver]: Analyzing ICFG thin000_rmo.oepc.i [2021-06-11 16:29:37,848 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 16:29:37,851 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-06-11 16:29:37,852 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,879 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,880 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,881 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,882 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,883 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,884 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,884 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,884 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,884 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,885 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,887 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,889 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,890 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,891 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,892 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,893 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,894 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,894 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,895 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,896 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,898 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,899 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,899 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:29:37,899 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-11 16:29:37,911 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-06-11 16:29:37,924 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 16:29:37,924 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 16:29:37,924 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 16:29:37,924 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 16:29:37,924 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 16:29:37,924 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 16:29:37,925 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 16:29:37,925 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 16:29:37,931 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 95 transitions, 200 flow [2021-06-11 16:29:37,954 INFO L129 PetriNetUnfolder]: 2/93 cut-off events. [2021-06-11 16:29:37,954 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:29:37,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100 conditions, 93 events. 2/93 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 40 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 44. Up to 2 conditions per place. [2021-06-11 16:29:37,957 INFO L82 GeneralOperation]: Start removeDead. Operand has 100 places, 95 transitions, 200 flow [2021-06-11 16:29:37,959 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 89 places, 83 transitions, 172 flow [2021-06-11 16:29:37,960 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:37,968 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 83 transitions, 172 flow [2021-06-11 16:29:37,971 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 83 transitions, 172 flow [2021-06-11 16:29:37,972 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 83 transitions, 172 flow [2021-06-11 16:29:37,982 INFO L129 PetriNetUnfolder]: 1/83 cut-off events. [2021-06-11 16:29:37,983 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:29:37,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 83 events. 1/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 36 event pairs, 0 based on Foata normal form. 0/82 useless extension candidates. Maximal degree in co-relation 34. Up to 2 conditions per place. [2021-06-11 16:29:37,984 INFO L151 LiptonReduction]: Number of co-enabled transitions 522 [2021-06-11 16:29:38,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:38,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:29:38,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:29:38,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:38,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:38,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:38,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:38,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:38,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:38,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:38,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:38,496 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-06-11 16:29:38,956 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-06-11 16:29:39,100 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-06-11 16:29:39,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:39,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 16:29:39,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:39,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,135 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2021-06-11 16:29:39,136 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:39,156 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,159 INFO L147 QuantifierPusher]: treesize reduction 39, result has 69.0 percent of original size 87 [2021-06-11 16:29:39,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:39,165 INFO L142 QuantifierPusher]: treesize reduction 39, result has 75.6 percent of original size [2021-06-11 16:29:39,169 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 2, 1] term [2021-06-11 16:29:39,169 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:39,173 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,179 INFO L147 QuantifierPusher]: treesize reduction 113, result has 30.7 percent of original size 50 [2021-06-11 16:29:39,180 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 3, 4, 2, 1] term [2021-06-11 16:29:39,180 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:39,182 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,192 INFO L147 QuantifierPusher]: treesize reduction 176, result has 33.3 percent of original size 88 [2021-06-11 16:29:39,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:39,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:29:39,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:29:39,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:39,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:39,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:39,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:29:39,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:29:40,450 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 198 [2021-06-11 16:29:40,990 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2021-06-11 16:29:42,314 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 322 DAG size of output: 278 [2021-06-11 16:29:42,905 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2021-06-11 16:29:42,938 INFO L142 QuantifierPusher]: treesize reduction 84, result has 91.2 percent of original size [2021-06-11 16:29:42,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:42,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,948 INFO L147 QuantifierPusher]: treesize reduction 6, result has 90.2 percent of original size 55 [2021-06-11 16:29:42,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 16:29:42,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,962 INFO L147 QuantifierPusher]: treesize reduction 13, result has 82.4 percent of original size 61 [2021-06-11 16:29:42,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 16:29:42,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-06-11 16:29:42,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,972 INFO L142 QuantifierPusher]: treesize reduction 13, result has 92.7 percent of original size [2021-06-11 16:29:42,973 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 2, 2, 4, 3, 2, 1] term [2021-06-11 16:29:42,973 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,974 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,975 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 4, 3, 2, 1] term [2021-06-11 16:29:42,975 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,976 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,977 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 5, 2, 2, 1] term [2021-06-11 16:29:42,977 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,978 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,984 INFO L147 QuantifierPusher]: treesize reduction 185, result has 40.1 percent of original size 124 [2021-06-11 16:29:42,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:42,988 INFO L142 QuantifierPusher]: treesize reduction 185, result has 55.3 percent of original size [2021-06-11 16:29:42,988 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 4, 3, 2, 1] term [2021-06-11 16:29:42,988 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,990 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,990 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 4, 4, 2, 2, 1] term [2021-06-11 16:29:42,991 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,992 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,992 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 4, 2, 2, 1] term [2021-06-11 16:29:42,992 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,993 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,996 INFO L147 QuantifierPusher]: treesize reduction 404, result has 24.5 percent of original size 131 [2021-06-11 16:29:42,996 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 16:29:42,996 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,997 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:42,998 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 16:29:42,998 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:42,999 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,000 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 3, 4, 4, 3, 4, 3, 4, 2, 2, 1] term [2021-06-11 16:29:43,000 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:43,001 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,011 INFO L147 QuantifierPusher]: treesize reduction 1684, result has 11.6 percent of original size 221 [2021-06-11 16:29:43,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:43,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:29:43,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 16:29:43,156 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-06-11 16:29:43,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:43,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:43,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,184 INFO L147 QuantifierPusher]: treesize reduction 15, result has 6.3 percent of original size 1 [2021-06-11 16:29:43,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:43,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 16:29:43,188 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 2, 2, 2, 1] term [2021-06-11 16:29:43,188 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:43,189 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,190 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 2, 1] term [2021-06-11 16:29:43,190 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:29:43,196 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,201 INFO L147 QuantifierPusher]: treesize reduction 83, result has 1.2 percent of original size 1 [2021-06-11 16:29:43,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:43,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:43,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:43,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:43,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:44,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 16:29:44,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 16:29:44,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:44,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:29:44,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:29:44,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:44,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:44,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 16:29:44,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 16:29:44,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:44,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:44,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 16:29:44,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 16:29:44,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:44,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 16:29:44,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 16:29:44,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:44,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:44,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:29:45,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:45,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:45,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:45,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:45,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:45,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:45,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:45,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:29:45,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:29:45,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:45,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:45,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:45,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:45,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:45,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:46,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:46,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:46,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:46,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:46,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:46,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:29:46,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:29:46,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:46,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:47,427 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 149 [2021-06-11 16:29:47,653 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-06-11 16:29:48,098 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 149 [2021-06-11 16:29:48,311 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-06-11 16:29:48,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:48,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:48,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 16:29:48,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 16:29:48,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:48,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:48,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 16:29:48,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 16:29:48,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:29:48,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 16:29:48,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 16:29:48,341 INFO L163 LiptonReduction]: Checked pairs total: 1446 [2021-06-11 16:29:48,341 INFO L165 LiptonReduction]: Total number of compositions: 74 [2021-06-11 16:29:48,343 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10384 [2021-06-11 16:29:48,348 INFO L129 PetriNetUnfolder]: 0/8 cut-off events. [2021-06-11 16:29:48,348 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:29:48,348 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:48,349 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-06-11 16:29:48,349 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:48,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:48,352 INFO L82 PathProgramCache]: Analyzing trace with hash 848953466, now seen corresponding path program 1 times [2021-06-11 16:29:48,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:48,357 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074714438] [2021-06-11 16:29:48,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:29:48,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:48,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:29:48,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074714438] [2021-06-11 16:29:48,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:29:48,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 16:29:48,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697729134] [2021-06-11 16:29:48,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-11 16:29:48,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:29:48,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-11 16:29:48,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-11 16:29:48,463 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 169 [2021-06-11 16:29:48,465 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 21 places, 15 transitions, 36 flow. Second operand has 2 states, 2 states have (on average 162.5) internal successors, (325), 2 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,465 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:29:48,465 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 169 [2021-06-11 16:29:48,465 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:29:48,470 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:48,470 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:29:48,470 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22 conditions, 14 events. 0/14 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 11 event pairs, 0 based on Foata normal form. 1/15 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-06-11 16:29:48,470 INFO L132 encePairwiseOnDemand]: 168/169 looper letters, 0 selfloop transitions, 0 changer transitions 0/14 dead transitions. [2021-06-11 16:29:48,471 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 14 transitions, 34 flow [2021-06-11 16:29:48,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-11 16:29:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-06-11 16:29:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 325 transitions. [2021-06-11 16:29:48,480 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9615384615384616 [2021-06-11 16:29:48,480 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 325 transitions. [2021-06-11 16:29:48,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 325 transitions. [2021-06-11 16:29:48,483 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:29:48,484 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 325 transitions. [2021-06-11 16:29:48,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 162.5) internal successors, (325), 2 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,493 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 169.0) internal successors, (507), 3 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,493 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 169.0) internal successors, (507), 3 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,495 INFO L185 Difference]: Start difference. First operand has 21 places, 15 transitions, 36 flow. Second operand 2 states and 325 transitions. [2021-06-11 16:29:48,495 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 14 transitions, 34 flow [2021-06-11 16:29:48,496 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 20 places, 14 transitions, 32 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 16:29:48,497 INFO L241 Difference]: Finished difference. Result has 20 places, 14 transitions, 32 flow [2021-06-11 16:29:48,498 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=169, PETRI_DIFFERENCE_MINUEND_FLOW=32, PETRI_DIFFERENCE_MINUEND_PLACES=19, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=32, PETRI_PLACES=20, PETRI_TRANSITIONS=14} [2021-06-11 16:29:48,498 INFO L343 CegarLoopForPetriNet]: 21 programPoint places, -1 predicate places. [2021-06-11 16:29:48,499 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:48,499 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 20 places, 14 transitions, 32 flow [2021-06-11 16:29:48,499 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 20 places, 14 transitions, 32 flow [2021-06-11 16:29:48,500 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 19 places, 14 transitions, 32 flow [2021-06-11 16:29:48,502 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:48,502 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:29:48,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19 conditions, 14 events. 0/14 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 12 event pairs, 0 based on Foata normal form. 0/14 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-06-11 16:29:48,503 INFO L151 LiptonReduction]: Number of co-enabled transitions 78 [2021-06-11 16:29:48,504 INFO L163 LiptonReduction]: Checked pairs total: 100 [2021-06-11 16:29:48,504 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:29:48,505 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6 [2021-06-11 16:29:48,508 INFO L480 AbstractCegarLoop]: Abstraction has has 19 places, 14 transitions, 32 flow [2021-06-11 16:29:48,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 162.5) internal successors, (325), 2 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,508 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:48,508 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:29:48,508 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-11 16:29:48,508 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:48,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:48,509 INFO L82 PathProgramCache]: Analyzing trace with hash -199484600, now seen corresponding path program 1 times [2021-06-11 16:29:48,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:48,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355877872] [2021-06-11 16:29:48,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:29:48,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 16:29:48,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:29:48,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355877872] [2021-06-11 16:29:48,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:29:48,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 16:29:48,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481369359] [2021-06-11 16:29:48,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 16:29:48,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:29:48,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 16:29:48,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 16:29:48,597 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 169 [2021-06-11 16:29:48,597 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 14 transitions, 32 flow. Second operand has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,598 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:29:48,598 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 169 [2021-06-11 16:29:48,598 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:29:48,615 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:48,615 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:29:48,615 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23 conditions, 14 events. 0/14 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 12 event pairs, 0 based on Foata normal form. 1/15 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 16:29:48,615 INFO L132 encePairwiseOnDemand]: 166/169 looper letters, 1 selfloop transitions, 2 changer transitions 0/14 dead transitions. [2021-06-11 16:29:48,615 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 14 transitions, 38 flow [2021-06-11 16:29:48,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 16:29:48,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 16:29:48,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 445 transitions. [2021-06-11 16:29:48,617 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8777120315581854 [2021-06-11 16:29:48,617 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 445 transitions. [2021-06-11 16:29:48,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 445 transitions. [2021-06-11 16:29:48,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:29:48,617 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 445 transitions. [2021-06-11 16:29:48,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,619 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,620 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,620 INFO L185 Difference]: Start difference. First operand has 19 places, 14 transitions, 32 flow. Second operand 3 states and 445 transitions. [2021-06-11 16:29:48,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 21 places, 14 transitions, 38 flow [2021-06-11 16:29:48,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 21 places, 14 transitions, 38 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 16:29:48,621 INFO L241 Difference]: Finished difference. Result has 22 places, 14 transitions, 40 flow [2021-06-11 16:29:48,621 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=169, PETRI_DIFFERENCE_MINUEND_FLOW=32, PETRI_DIFFERENCE_MINUEND_PLACES=19, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=40, PETRI_PLACES=22, PETRI_TRANSITIONS=14} [2021-06-11 16:29:48,624 INFO L343 CegarLoopForPetriNet]: 21 programPoint places, 1 predicate places. [2021-06-11 16:29:48,624 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:48,624 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 22 places, 14 transitions, 40 flow [2021-06-11 16:29:48,624 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 22 places, 14 transitions, 40 flow [2021-06-11 16:29:48,624 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 22 places, 14 transitions, 40 flow [2021-06-11 16:29:48,627 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:48,627 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:29:48,627 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25 conditions, 14 events. 0/14 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 13 event pairs, 0 based on Foata normal form. 0/14 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 16:29:48,627 INFO L151 LiptonReduction]: Number of co-enabled transitions 76 [2021-06-11 16:29:48,628 INFO L163 LiptonReduction]: Checked pairs total: 75 [2021-06-11 16:29:48,628 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:29:48,628 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4 [2021-06-11 16:29:48,629 INFO L480 AbstractCegarLoop]: Abstraction has has 22 places, 14 transitions, 40 flow [2021-06-11 16:29:48,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,629 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:48,629 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:29:48,629 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-11 16:29:48,629 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:48,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:48,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1889055291, now seen corresponding path program 1 times [2021-06-11 16:29:48,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:48,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727563259] [2021-06-11 16:29:48,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:29:48,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:29:48,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:29:48,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727563259] [2021-06-11 16:29:48,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:29:48,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 16:29:48,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148805559] [2021-06-11 16:29:48,700 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 16:29:48,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:29:48,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 16:29:48,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 16:29:48,701 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 169 [2021-06-11 16:29:48,702 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 14 transitions, 40 flow. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,702 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:29:48,702 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 169 [2021-06-11 16:29:48,702 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:29:48,707 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:48,707 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-11 16:29:48,708 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 14 events. 0/14 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 12 event pairs, 0 based on Foata normal form. 1/15 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 16:29:48,708 INFO L132 encePairwiseOnDemand]: 166/169 looper letters, 1 selfloop transitions, 2 changer transitions 0/14 dead transitions. [2021-06-11 16:29:48,708 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 14 transitions, 46 flow [2021-06-11 16:29:48,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 16:29:48,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 16:29:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 454 transitions. [2021-06-11 16:29:48,709 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8954635108481263 [2021-06-11 16:29:48,709 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 454 transitions. [2021-06-11 16:29:48,709 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 454 transitions. [2021-06-11 16:29:48,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:29:48,709 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 454 transitions. [2021-06-11 16:29:48,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 151.33333333333334) internal successors, (454), 3 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,711 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,712 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 169.0) internal successors, (676), 4 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,712 INFO L185 Difference]: Start difference. First operand has 22 places, 14 transitions, 40 flow. Second operand 3 states and 454 transitions. [2021-06-11 16:29:48,712 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 24 places, 14 transitions, 46 flow [2021-06-11 16:29:48,712 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 14 transitions, 42 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 16:29:48,712 INFO L241 Difference]: Finished difference. Result has 23 places, 14 transitions, 44 flow [2021-06-11 16:29:48,712 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=169, PETRI_DIFFERENCE_MINUEND_FLOW=36, PETRI_DIFFERENCE_MINUEND_PLACES=20, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=44, PETRI_PLACES=23, PETRI_TRANSITIONS=14} [2021-06-11 16:29:48,713 INFO L343 CegarLoopForPetriNet]: 21 programPoint places, 2 predicate places. [2021-06-11 16:29:48,713 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:48,713 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 23 places, 14 transitions, 44 flow [2021-06-11 16:29:48,713 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 23 places, 14 transitions, 44 flow [2021-06-11 16:29:48,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 23 places, 14 transitions, 44 flow [2021-06-11 16:29:48,716 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:48,716 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-06-11 16:29:48,716 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28 conditions, 14 events. 0/14 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 14 event pairs, 0 based on Foata normal form. 0/14 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 16:29:48,716 INFO L151 LiptonReduction]: Number of co-enabled transitions 74 [2021-06-11 16:29:48,771 INFO L163 LiptonReduction]: Checked pairs total: 63 [2021-06-11 16:29:48,771 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:29:48,771 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 58 [2021-06-11 16:29:48,772 INFO L480 AbstractCegarLoop]: Abstraction has has 23 places, 14 transitions, 44 flow [2021-06-11 16:29:48,772 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,772 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:48,772 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:29:48,772 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-11 16:29:48,772 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:48,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:48,773 INFO L82 PathProgramCache]: Analyzing trace with hash 1535319988, now seen corresponding path program 1 times [2021-06-11 16:29:48,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:48,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453420985] [2021-06-11 16:29:48,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:29:48,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:29:48,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:29:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:29:48,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453420985] [2021-06-11 16:29:48,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:29:48,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 16:29:48,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497292861] [2021-06-11 16:29:48,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 16:29:48,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:29:48,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 16:29:48,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 16:29:48,818 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 169 [2021-06-11 16:29:48,818 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 14 transitions, 44 flow. Second operand has 4 states, 4 states have (on average 143.75) internal successors, (575), 4 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,818 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:29:48,818 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 169 [2021-06-11 16:29:48,818 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:29:48,840 INFO L129 PetriNetUnfolder]: 0/20 cut-off events. [2021-06-11 16:29:48,840 INFO L130 PetriNetUnfolder]: For 11/13 co-relation queries the response was YES. [2021-06-11 16:29:48,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 20 events. 0/20 cut-off events. For 11/13 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 35 event pairs, 0 based on Foata normal form. 3/23 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2021-06-11 16:29:48,840 INFO L132 encePairwiseOnDemand]: 165/169 looper letters, 1 selfloop transitions, 3 changer transitions 1/15 dead transitions. [2021-06-11 16:29:48,840 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 26 places, 15 transitions, 59 flow [2021-06-11 16:29:48,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 16:29:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 16:29:48,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 579 transitions. [2021-06-11 16:29:48,842 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.856508875739645 [2021-06-11 16:29:48,842 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 579 transitions. [2021-06-11 16:29:48,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 579 transitions. [2021-06-11 16:29:48,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:29:48,842 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 579 transitions. [2021-06-11 16:29:48,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 144.75) internal successors, (579), 4 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,844 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 169.0) internal successors, (845), 5 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,845 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 169.0) internal successors, (845), 5 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,845 INFO L185 Difference]: Start difference. First operand has 23 places, 14 transitions, 44 flow. Second operand 4 states and 579 transitions. [2021-06-11 16:29:48,845 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 26 places, 15 transitions, 59 flow [2021-06-11 16:29:48,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 24 places, 15 transitions, 53 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 16:29:48,846 INFO L241 Difference]: Finished difference. Result has 26 places, 14 transitions, 54 flow [2021-06-11 16:29:48,846 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=169, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=54, PETRI_PLACES=26, PETRI_TRANSITIONS=14} [2021-06-11 16:29:48,846 INFO L343 CegarLoopForPetriNet]: 21 programPoint places, 5 predicate places. [2021-06-11 16:29:48,846 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:48,846 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 26 places, 14 transitions, 54 flow [2021-06-11 16:29:48,846 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 26 places, 14 transitions, 54 flow [2021-06-11 16:29:48,847 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 14 transitions, 54 flow [2021-06-11 16:29:48,851 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:48,851 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 16:29:48,851 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35 conditions, 14 events. 0/14 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 12 event pairs, 0 based on Foata normal form. 0/14 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 16:29:48,852 INFO L151 LiptonReduction]: Number of co-enabled transitions 56 [2021-06-11 16:29:48,853 INFO L163 LiptonReduction]: Checked pairs total: 37 [2021-06-11 16:29:48,853 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:29:48,853 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7 [2021-06-11 16:29:48,853 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 14 transitions, 54 flow [2021-06-11 16:29:48,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 143.75) internal successors, (575), 4 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:48,854 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:48,854 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:29:48,854 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-11 16:29:48,854 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:48,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:48,854 INFO L82 PathProgramCache]: Analyzing trace with hash 506859176, now seen corresponding path program 1 times [2021-06-11 16:29:48,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:48,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614331263] [2021-06-11 16:29:48,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:29:48,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:48,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 16:29:48,974 INFO L142 QuantifierPusher]: treesize reduction 11, result has 64.5 percent of original size [2021-06-11 16:29:48,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 16:29:48,984 INFO L142 QuantifierPusher]: treesize reduction 49, result has 56.3 percent of original size [2021-06-11 16:29:48,985 INFO L147 QuantifierPusher]: treesize reduction 30, result has 52.4 percent of original size 33 [2021-06-11 16:29:49,016 INFO L142 QuantifierPusher]: treesize reduction 14, result has 66.7 percent of original size [2021-06-11 16:29:49,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 16:29:49,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:29:49,052 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614331263] [2021-06-11 16:29:49,052 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:29:49,052 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 16:29:49,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821963792] [2021-06-11 16:29:49,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 16:29:49,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:29:49,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 16:29:49,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-11 16:29:49,054 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 99 out of 169 [2021-06-11 16:29:49,054 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 14 transitions, 54 flow. Second operand has 6 states, 6 states have (on average 99.83333333333333) internal successors, (599), 6 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:49,054 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:29:49,054 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 169 [2021-06-11 16:29:49,054 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:29:49,120 INFO L129 PetriNetUnfolder]: 5/30 cut-off events. [2021-06-11 16:29:49,120 INFO L130 PetriNetUnfolder]: For 29/29 co-relation queries the response was YES. [2021-06-11 16:29:49,121 INFO L84 FinitePrefix]: Finished finitePrefix Result has 82 conditions, 30 events. 5/30 cut-off events. For 29/29 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 50 event pairs, 1 based on Foata normal form. 1/31 useless extension candidates. Maximal degree in co-relation 69. Up to 10 conditions per place. [2021-06-11 16:29:49,121 INFO L132 encePairwiseOnDemand]: 165/169 looper letters, 7 selfloop transitions, 3 changer transitions 0/17 dead transitions. [2021-06-11 16:29:49,121 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 17 transitions, 80 flow [2021-06-11 16:29:49,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 16:29:49,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 16:29:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 407 transitions. [2021-06-11 16:29:49,123 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6020710059171598 [2021-06-11 16:29:49,124 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 407 transitions. [2021-06-11 16:29:49,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 407 transitions. [2021-06-11 16:29:49,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:29:49,124 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 407 transitions. [2021-06-11 16:29:49,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 101.75) internal successors, (407), 4 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:49,126 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 169.0) internal successors, (845), 5 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:49,126 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 169.0) internal successors, (845), 5 states have internal predecessors, (845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:49,126 INFO L185 Difference]: Start difference. First operand has 26 places, 14 transitions, 54 flow. Second operand 4 states and 407 transitions. [2021-06-11 16:29:49,126 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 29 places, 17 transitions, 80 flow [2021-06-11 16:29:49,127 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 24 places, 17 transitions, 64 flow, removed 3 selfloop flow, removed 5 redundant places. [2021-06-11 16:29:49,128 INFO L241 Difference]: Finished difference. Result has 25 places, 14 transitions, 48 flow [2021-06-11 16:29:49,128 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=169, PETRI_DIFFERENCE_MINUEND_FLOW=38, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=11, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=48, PETRI_PLACES=25, PETRI_TRANSITIONS=14} [2021-06-11 16:29:49,128 INFO L343 CegarLoopForPetriNet]: 21 programPoint places, 4 predicate places. [2021-06-11 16:29:49,128 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:49,128 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 25 places, 14 transitions, 48 flow [2021-06-11 16:29:49,129 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 25 places, 14 transitions, 48 flow [2021-06-11 16:29:49,129 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 25 places, 14 transitions, 48 flow [2021-06-11 16:29:49,132 INFO L129 PetriNetUnfolder]: 0/14 cut-off events. [2021-06-11 16:29:49,132 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-11 16:29:49,132 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30 conditions, 14 events. 0/14 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 11 event pairs, 0 based on Foata normal form. 0/14 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-06-11 16:29:49,132 INFO L151 LiptonReduction]: Number of co-enabled transitions 54 [2021-06-11 16:29:49,524 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-06-11 16:29:49,803 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2021-06-11 16:29:50,991 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 277 DAG size of output: 276 [2021-06-11 16:29:51,555 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2021-06-11 16:29:51,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:51,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:54,533 INFO L163 LiptonReduction]: Checked pairs total: 68 [2021-06-11 16:29:54,534 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 16:29:54,534 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5406 [2021-06-11 16:29:54,534 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 13 transitions, 46 flow [2021-06-11 16:29:54,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 99.83333333333333) internal successors, (599), 6 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:54,535 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:54,535 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:29:54,535 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-11 16:29:54,535 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:54,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:54,535 INFO L82 PathProgramCache]: Analyzing trace with hash 108849436, now seen corresponding path program 1 times [2021-06-11 16:29:54,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:54,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451619719] [2021-06-11 16:29:54,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:29:54,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:54,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:29:54,586 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-11 16:29:54,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 16:29:54,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:54,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:54,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:29:54,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451619719] [2021-06-11 16:29:54,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:29:54,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 16:29:54,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461997465] [2021-06-11 16:29:54,592 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 16:29:54,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:29:54,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 16:29:54,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 16:29:54,593 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 140 out of 170 [2021-06-11 16:29:54,594 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 13 transitions, 46 flow. Second operand has 4 states, 4 states have (on average 140.75) internal successors, (563), 4 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:54,594 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:29:54,594 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 140 of 170 [2021-06-11 16:29:54,594 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:29:54,622 INFO L129 PetriNetUnfolder]: 6/30 cut-off events. [2021-06-11 16:29:54,623 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-06-11 16:29:54,623 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 30 events. 6/30 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 56 event pairs, 2 based on Foata normal form. 4/32 useless extension candidates. Maximal degree in co-relation 60. Up to 15 conditions per place. [2021-06-11 16:29:54,623 INFO L132 encePairwiseOnDemand]: 165/170 looper letters, 4 selfloop transitions, 3 changer transitions 5/20 dead transitions. [2021-06-11 16:29:54,623 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 20 transitions, 84 flow [2021-06-11 16:29:54,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 16:29:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 16:29:54,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 714 transitions. [2021-06-11 16:29:54,625 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.84 [2021-06-11 16:29:54,625 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 714 transitions. [2021-06-11 16:29:54,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 714 transitions. [2021-06-11 16:29:54,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:29:54,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 714 transitions. [2021-06-11 16:29:54,627 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 142.8) internal successors, (714), 5 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:54,628 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 170.0) internal successors, (1020), 6 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) [2021-06-11 16:29:54,629 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 170.0) internal successors, (1020), 6 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) [2021-06-11 16:29:54,629 INFO L185 Difference]: Start difference. First operand has 24 places, 13 transitions, 46 flow. Second operand 5 states and 714 transitions. [2021-06-11 16:29:54,629 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 20 transitions, 84 flow [2021-06-11 16:29:54,629 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 20 transitions, 78 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-06-11 16:29:54,630 INFO L241 Difference]: Finished difference. Result has 28 places, 15 transitions, 67 flow [2021-06-11 16:29:54,630 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=170, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=13, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=67, PETRI_PLACES=28, PETRI_TRANSITIONS=15} [2021-06-11 16:29:54,630 INFO L343 CegarLoopForPetriNet]: 21 programPoint places, 7 predicate places. [2021-06-11 16:29:54,630 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:54,630 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 28 places, 15 transitions, 67 flow [2021-06-11 16:29:54,631 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 28 places, 15 transitions, 67 flow [2021-06-11 16:29:54,631 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 15 transitions, 67 flow [2021-06-11 16:29:54,639 INFO L129 PetriNetUnfolder]: 5/25 cut-off events. [2021-06-11 16:29:54,639 INFO L130 PetriNetUnfolder]: For 12/13 co-relation queries the response was YES. [2021-06-11 16:29:54,639 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 25 events. 5/25 cut-off events. For 12/13 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 36 event pairs, 2 based on Foata normal form. 0/23 useless extension candidates. Maximal degree in co-relation 59. Up to 12 conditions per place. [2021-06-11 16:29:54,639 INFO L151 LiptonReduction]: Number of co-enabled transitions 32 [2021-06-11 16:29:54,946 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-06-11 16:29:55,248 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-06-11 16:29:55,923 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2021-06-11 16:29:56,574 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2021-06-11 16:29:56,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:56,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:56,580 INFO L163 LiptonReduction]: Checked pairs total: 19 [2021-06-11 16:29:56,580 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 16:29:56,580 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1950 [2021-06-11 16:29:56,580 INFO L480 AbstractCegarLoop]: Abstraction has has 26 places, 15 transitions, 69 flow [2021-06-11 16:29:56,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 140.75) internal successors, (563), 4 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:56,581 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:56,581 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:29:56,581 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-11 16:29:56,581 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:56,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:56,581 INFO L82 PathProgramCache]: Analyzing trace with hash 814399353, now seen corresponding path program 1 times [2021-06-11 16:29:56,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:56,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942269329] [2021-06-11 16:29:56,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:29:56,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:56,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:29:56,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:56,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:29:56,617 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-11 16:29:56,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 16:29:56,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:56,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:29:56,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942269329] [2021-06-11 16:29:56,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:29:56,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 16:29:56,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584914008] [2021-06-11 16:29:56,624 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 16:29:56,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:29:56,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 16:29:56,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 16:29:56,624 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 140 out of 171 [2021-06-11 16:29:56,625 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 15 transitions, 69 flow. Second operand has 5 states, 5 states have (on average 140.8) internal successors, (704), 5 states have internal predecessors, (704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:56,625 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:29:56,625 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 140 of 171 [2021-06-11 16:29:56,625 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:29:56,663 INFO L129 PetriNetUnfolder]: 2/22 cut-off events. [2021-06-11 16:29:56,663 INFO L130 PetriNetUnfolder]: For 18/21 co-relation queries the response was YES. [2021-06-11 16:29:56,663 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 22 events. 2/22 cut-off events. For 18/21 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 22 event pairs, 0 based on Foata normal form. 4/25 useless extension candidates. Maximal degree in co-relation 57. Up to 10 conditions per place. [2021-06-11 16:29:56,664 INFO L132 encePairwiseOnDemand]: 165/171 looper letters, 2 selfloop transitions, 5 changer transitions 3/18 dead transitions. [2021-06-11 16:29:56,664 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 31 places, 18 transitions, 105 flow [2021-06-11 16:29:56,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 16:29:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 16:29:56,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 852 transitions. [2021-06-11 16:29:56,665 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8304093567251462 [2021-06-11 16:29:56,665 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 852 transitions. [2021-06-11 16:29:56,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 852 transitions. [2021-06-11 16:29:56,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:29:56,666 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 852 transitions. [2021-06-11 16:29:56,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:56,668 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 171.0) internal successors, (1197), 7 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:56,668 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 171.0) internal successors, (1197), 7 states have internal predecessors, (1197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:56,668 INFO L185 Difference]: Start difference. First operand has 26 places, 15 transitions, 69 flow. Second operand 6 states and 852 transitions. [2021-06-11 16:29:56,668 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 31 places, 18 transitions, 105 flow [2021-06-11 16:29:56,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 18 transitions, 83 flow, removed 7 selfloop flow, removed 4 redundant places. [2021-06-11 16:29:56,670 INFO L241 Difference]: Finished difference. Result has 30 places, 15 transitions, 71 flow [2021-06-11 16:29:56,670 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=171, PETRI_DIFFERENCE_MINUEND_FLOW=51, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=71, PETRI_PLACES=30, PETRI_TRANSITIONS=15} [2021-06-11 16:29:56,670 INFO L343 CegarLoopForPetriNet]: 21 programPoint places, 9 predicate places. [2021-06-11 16:29:56,670 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:29:56,670 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 30 places, 15 transitions, 71 flow [2021-06-11 16:29:56,670 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 30 places, 15 transitions, 71 flow [2021-06-11 16:29:56,670 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 28 places, 15 transitions, 71 flow [2021-06-11 16:29:56,673 INFO L129 PetriNetUnfolder]: 1/18 cut-off events. [2021-06-11 16:29:56,673 INFO L130 PetriNetUnfolder]: For 10/11 co-relation queries the response was YES. [2021-06-11 16:29:56,673 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48 conditions, 18 events. 1/18 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 14 event pairs, 0 based on Foata normal form. 1/18 useless extension candidates. Maximal degree in co-relation 36. Up to 6 conditions per place. [2021-06-11 16:29:56,673 INFO L151 LiptonReduction]: Number of co-enabled transitions 8 [2021-06-11 16:29:56,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:56,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:56,884 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-11 16:29:57,275 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 99 [2021-06-11 16:29:57,394 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-06-11 16:29:57,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:57,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:29:57,592 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-11 16:29:58,036 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 99 [2021-06-11 16:29:58,167 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-06-11 16:29:58,499 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-06-11 16:29:58,634 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 16:29:58,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:29:58,663 INFO L147 QuantifierPusher]: treesize reduction 75, result has 24.2 percent of original size 24 [2021-06-11 16:29:59,011 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-06-11 16:29:59,155 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-06-11 16:29:59,157 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 16:29:59,157 INFO L165 LiptonReduction]: Total number of compositions: 5 [2021-06-11 16:29:59,157 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2487 [2021-06-11 16:29:59,157 INFO L480 AbstractCegarLoop]: Abstraction has has 25 places, 12 transitions, 66 flow [2021-06-11 16:29:59,158 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 140.8) internal successors, (704), 5 states have internal predecessors, (704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:29:59,158 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:29:59,158 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:29:59,158 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-11 16:29:59,158 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:29:59,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:29:59,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1161792080, now seen corresponding path program 1 times [2021-06-11 16:29:59,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:29:59,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90821608] [2021-06-11 16:29:59,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:29:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 16:29:59,187 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 16:29:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 16:29:59,212 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 16:29:59,232 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 16:29:59,233 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 16:29:59,233 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-06-11 16:29:59,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 04:29:59 BasicIcfg [2021-06-11 16:29:59,275 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 16:29:59,276 INFO L168 Benchmark]: Toolchain (without parser) took 23278.47 ms. Allocated memory was 394.3 MB in the beginning and 738.2 MB in the end (delta: 343.9 MB). Free memory was 357.2 MB in the beginning and 452.4 MB in the end (delta: -95.3 MB). Peak memory consumption was 248.5 MB. Max. memory is 16.0 GB. [2021-06-11 16:29:59,276 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 394.3 MB. Free memory was 375.0 MB in the beginning and 375.0 MB in the end (delta: 70.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 16:29:59,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.12 ms. Allocated memory is still 394.3 MB. Free memory was 357.0 MB in the beginning and 354.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. [2021-06-11 16:29:59,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.74 ms. Allocated memory is still 394.3 MB. Free memory was 354.3 MB in the beginning and 352.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 16:29:59,276 INFO L168 Benchmark]: Boogie Preprocessor took 28.42 ms. Allocated memory is still 394.3 MB. Free memory was 352.2 MB in the beginning and 350.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 16:29:59,276 INFO L168 Benchmark]: RCFGBuilder took 1351.72 ms. Allocated memory is still 394.3 MB. Free memory was 350.1 MB in the beginning and 320.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 147.6 MB. Max. memory is 16.0 GB. [2021-06-11 16:29:59,276 INFO L168 Benchmark]: TraceAbstraction took 21435.64 ms. Allocated memory was 394.3 MB in the beginning and 738.2 MB in the end (delta: 343.9 MB). Free memory was 320.0 MB in the beginning and 452.4 MB in the end (delta: -132.4 MB). Peak memory consumption was 210.4 MB. Max. memory is 16.0 GB. [2021-06-11 16:29:59,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 394.3 MB. Free memory was 375.0 MB in the beginning and 375.0 MB in the end (delta: 70.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 430.12 ms. Allocated memory is still 394.3 MB. Free memory was 357.0 MB in the beginning and 354.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.74 ms. Allocated memory is still 394.3 MB. Free memory was 354.3 MB in the beginning and 352.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 28.42 ms. Allocated memory is still 394.3 MB. Free memory was 352.2 MB in the beginning and 350.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1351.72 ms. Allocated memory is still 394.3 MB. Free memory was 350.1 MB in the beginning and 320.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 147.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 21435.64 ms. Allocated memory was 394.3 MB in the beginning and 738.2 MB in the end (delta: 343.9 MB). Free memory was 320.0 MB in the beginning and 452.4 MB in the end (delta: -132.4 MB). Peak memory consumption was 210.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10370.7ms, 89 PlacesBefore, 21 PlacesAfterwards, 83 TransitionsBefore, 15 TransitionsAfterwards, 522 CoEnabledTransitionPairs, 8 FixpointIterations, 49 TrivialSequentialCompositions, 20 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 0 ChoiceCompositions, 74 TotalNumberOfCompositions, 1446 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 794, positive: 685, positive conditional: 685, positive unconditional: 0, negative: 109, negative conditional: 109, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 794, positive: 685, positive conditional: 0, positive unconditional: 685, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 794, positive: 685, positive conditional: 0, positive unconditional: 685, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 474, positive: 437, positive conditional: 0, positive unconditional: 437, negative: 37, negative conditional: 0, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 474, positive: 417, positive conditional: 0, positive unconditional: 417, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1651, positive: 43, positive conditional: 0, positive unconditional: 43, negative: 414, negative conditional: 0, negative unconditional: 414, unknown: 1194, unknown conditional: 0, unknown unconditional: 1194] ], Cache Queries: [ total: 794, positive: 248, positive conditional: 0, positive unconditional: 248, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 474, unknown conditional: 0, unknown unconditional: 474] , Statistics on independence cache: Total cache size (in pairs): 474, Positive cache size: 437, Positive conditional cache size: 0, Positive unconditional cache size: 437, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5.0ms, 20 PlacesBefore, 19 PlacesAfterwards, 14 TransitionsBefore, 14 TransitionsAfterwards, 78 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 100 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40, positive: 26, positive conditional: 26, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 40, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 40, positive: 26, positive conditional: 0, positive unconditional: 26, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 474, Positive cache size: 437, Positive conditional cache size: 0, Positive unconditional cache size: 437, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.0ms, 22 PlacesBefore, 22 PlacesAfterwards, 14 TransitionsBefore, 14 TransitionsAfterwards, 76 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 75 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 476, Positive cache size: 439, Positive conditional cache size: 0, Positive unconditional cache size: 439, Negative cache size: 37, Negative conditional cache size: 0, Negative unconditional cache size: 37, Eliminated conditions: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 57.9ms, 23 PlacesBefore, 23 PlacesAfterwards, 14 TransitionsBefore, 14 TransitionsAfterwards, 74 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 63 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, 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: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 54, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 441, Positive conditional cache size: 0, Positive unconditional cache size: 441, Negative cache size: 39, Negative conditional cache size: 0, Negative unconditional cache size: 39, Eliminated conditions: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6.3ms, 26 PlacesBefore, 26 PlacesAfterwards, 14 TransitionsBefore, 14 TransitionsAfterwards, 56 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 37 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 6, positive conditional: 6, positive unconditional: 0, negative: 7, negative conditional: 7, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 480, Positive cache size: 441, Positive conditional cache size: 0, Positive unconditional cache size: 441, Negative cache size: 39, Negative conditional cache size: 0, Negative unconditional cache size: 39, Eliminated conditions: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5405.0ms, 25 PlacesBefore, 24 PlacesAfterwards, 14 TransitionsBefore, 13 TransitionsAfterwards, 54 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 68 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39, positive: 28, positive conditional: 28, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39, positive: 28, positive conditional: 15, positive unconditional: 13, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39, positive: 28, positive conditional: 15, positive unconditional: 13, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15, positive: 13, positive conditional: 9, positive unconditional: 4, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3042, positive: 219, positive conditional: 219, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2823, unknown conditional: 0, unknown unconditional: 2823] ], Cache Queries: [ total: 39, positive: 15, positive conditional: 6, positive unconditional: 9, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 15, unknown conditional: 9, unknown unconditional: 6] , Statistics on independence cache: Total cache size (in pairs): 495, Positive cache size: 454, Positive conditional cache size: 9, Positive unconditional cache size: 445, Negative cache size: 41, Negative conditional cache size: 0, Negative unconditional cache size: 41, Eliminated conditions: 6 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1949.1ms, 28 PlacesBefore, 26 PlacesAfterwards, 15 TransitionsBefore, 15 TransitionsAfterwards, 32 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 19 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 5, positive conditional: 5, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9, positive: 5, positive conditional: 4, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9, positive: 5, positive conditional: 4, positive unconditional: 1, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 3, 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: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 4, unknown conditional: 3, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 499, Positive cache size: 458, Positive conditional cache size: 12, Positive unconditional cache size: 446, Negative cache size: 41, Negative conditional cache size: 0, Negative unconditional cache size: 41, Eliminated conditions: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2486.6ms, 30 PlacesBefore, 25 PlacesAfterwards, 15 TransitionsBefore, 12 TransitionsAfterwards, 8 CoEnabledTransitionPairs, 3 FixpointIterations, 5 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: 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: SemanticConditionEliminator.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] , SemanticConditionEliminator.Statistics on underlying relation: 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: 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): 499, Positive cache size: 458, Positive conditional cache size: 12, Positive unconditional cache size: 446, Negative cache size: 41, Negative conditional cache size: 0, Negative unconditional cache size: 41, Eliminated conditions: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L712] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L713] 0 int __unbuffered_p0_EAX$mem_tmp; [L714] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L720] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L721] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L722] 0 int __unbuffered_p0_EAX$w_buff0; [L723] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L724] 0 int __unbuffered_p0_EAX$w_buff1; [L725] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L727] 0 int __unbuffered_p1_EAX = 0; [L728] 0 _Bool main$tmp_guard0; [L729] 0 _Bool main$tmp_guard1; [L731] 0 int x = 0; [L733] 0 int y = 0; [L734] 0 _Bool y$flush_delayed; [L735] 0 int y$mem_tmp; [L736] 0 _Bool y$r_buff0_thd0; [L737] 0 _Bool y$r_buff0_thd1; [L738] 0 _Bool y$r_buff0_thd2; [L739] 0 _Bool y$r_buff1_thd0; [L740] 0 _Bool y$r_buff1_thd1; [L741] 0 _Bool y$r_buff1_thd2; [L742] 0 _Bool y$read_delayed; [L743] 0 int *y$read_delayed_var; [L744] 0 int y$w_buff0; [L745] 0 _Bool y$w_buff0_used; [L746] 0 int y$w_buff1; [L747] 0 _Bool y$w_buff1_used; [L748] 0 _Bool weak$$choice0; [L749] 0 _Bool weak$$choice1; [L750] 0 _Bool weak$$choice2; [L812] 0 pthread_t t2673; [L813] FCALL, FORK 0 pthread_create(&t2673, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L814] 0 pthread_t t2674; [L815] FCALL, FORK 0 pthread_create(&t2674, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L754] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L755] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L756] 1 y$flush_delayed = weak$$choice2 [L757] EXPR 1 \read(y) [L757] 1 y$mem_tmp = y [L758] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L758] EXPR 1 \read(y) [L758] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L758] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L759] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L759] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0) [L759] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L759] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L760] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L760] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1) [L760] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L760] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L761] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L761] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used) [L761] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L761] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L762] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L762] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L762] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L762] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L763] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L763] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1) [L763] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L763] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L764] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L764] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L764] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L764] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L765] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L766] 1 __unbuffered_p0_EAX$read_delayed_var = &y [L767] EXPR 1 \read(y) [L767] 1 __unbuffered_p0_EAX = y [L768] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L768] EXPR 1 \read(y) [L768] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L768] 1 y = y$flush_delayed ? y$mem_tmp : y [L769] 1 y$flush_delayed = (_Bool)0 [L772] 1 x = 1 [L777] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L779] 1 return 0; [L784] 2 __unbuffered_p1_EAX = x VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L787] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=0, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L790] EXPR 2 \read(y) [L790] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L790] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L790] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L791] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L791] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L792] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L792] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L793] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L793] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L794] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L797] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L799] 2 return 0; [L817] 0 main$tmp_guard0 = __unbuffered_cnt == 2 [L4] COND FALSE 0 !(!cond) [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L821] EXPR 0 \read(y) [L821] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L821] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L821] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L822] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L822] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L823] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L823] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L824] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L825] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L829] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L829] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L829] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L829] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L829] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L829] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L830] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice1=1, weak$$choice2=0, x=1, y={7:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 21311.6ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 266.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10421.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 20 SDtfs, 5 SDslu, 7 SDs, 0 SdLazy, 76 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 76.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 137.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=7, InterpolantAutomatonStates: 27, 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: 16.8ms SsaConstructionTime, 204.9ms SatisfiabilityAnalysisTime, 331.1ms InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 394 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...