/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-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 04:33:47,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 04:33:47,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 04:33:47,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 04:33:47,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 04:33:47,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 04:33:47,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 04:33:47,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 04:33:47,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 04:33:47,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 04:33:47,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 04:33:47,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 04:33:47,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 04:33:47,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 04:33:47,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 04:33:47,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 04:33:47,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 04:33:47,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 04:33:47,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 04:33:47,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 04:33:47,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 04:33:47,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 04:33:47,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 04:33:47,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 04:33:47,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 04:33:47,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 04:33:47,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 04:33:47,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 04:33:47,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 04:33:47,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 04:33:47,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 04:33:47,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 04:33:47,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 04:33:47,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 04:33:47,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 04:33:47,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 04:33:47,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 04:33:47,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 04:33:47,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 04:33:47,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 04:33:47,742 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 04:33:47,746 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-RepeatedVariableLbe.epf [2021-03-25 04:33:47,781 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 04:33:47,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 04:33:47,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 04:33:47,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 04:33:47,784 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 04:33:47,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 04:33:47,785 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 04:33:47,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 04:33:47,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 04:33:47,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 04:33:47,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 04:33:47,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 04:33:47,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 04:33:47,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 04:33:47,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 04:33:47,787 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 04:33:47,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 04:33:47,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 04:33:47,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 04:33:47,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 04:33:47,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 04:33:47,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 04:33:47,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 04:33:47,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 04:33:47,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 04:33:47,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 04:33:47,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 04:33:47,788 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 04:33:47,789 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 04:33:47,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 04:33:47,789 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 04:33:48,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 04:33:48,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 04:33:48,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 04:33:48,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 04:33:48,120 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 04:33:48,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.opt.i [2021-03-25 04:33:48,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b4cc39fc/09d4d5c95a6e4d219d1ef35746f23a3b/FLAGd6fbd02af [2021-03-25 04:33:48,707 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 04:33:48,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014_tso.opt.i [2021-03-25 04:33:48,724 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b4cc39fc/09d4d5c95a6e4d219d1ef35746f23a3b/FLAGd6fbd02af [2021-03-25 04:33:48,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b4cc39fc/09d4d5c95a6e4d219d1ef35746f23a3b [2021-03-25 04:33:48,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 04:33:48,966 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 04:33:48,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 04:33:48,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 04:33:48,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 04:33:48,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 04:33:48" (1/1) ... [2021-03-25 04:33:48,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35479831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:48, skipping insertion in model container [2021-03-25 04:33:48,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 04:33:48" (1/1) ... [2021-03-25 04:33:48,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 04:33:49,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 04:33:49,129 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/mix014_tso.opt.i[948,961] [2021-03-25 04:33:49,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 04:33:49,314 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 04:33:49,323 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/mix014_tso.opt.i[948,961] [2021-03-25 04:33:49,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 04:33:49,468 INFO L208 MainTranslator]: Completed translation [2021-03-25 04:33:49,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49 WrapperNode [2021-03-25 04:33:49,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 04:33:49,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 04:33:49,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 04:33:49,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 04:33:49,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 04:33:49,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 04:33:49,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 04:33:49,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 04:33:49,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... [2021-03-25 04:33:49,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 04:33:49,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 04:33:49,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 04:33:49,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 04:33:49,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 04:33:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 04:33:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-25 04:33:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 04:33:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 04:33:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-25 04:33:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-25 04:33:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-25 04:33:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-25 04:33:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-25 04:33:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-25 04:33:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-25 04:33:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-25 04:33:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 04:33:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-25 04:33:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 04:33:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 04:33:49,662 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 04:33:51,696 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 04:33:51,696 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-25 04:33:51,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 04:33:51 BoogieIcfgContainer [2021-03-25 04:33:51,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 04:33:51,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 04:33:51,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 04:33:51,701 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 04:33:51,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 04:33:48" (1/3) ... [2021-03-25 04:33:51,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48092313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 04:33:51, skipping insertion in model container [2021-03-25 04:33:51,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:33:49" (2/3) ... [2021-03-25 04:33:51,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48092313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 04:33:51, skipping insertion in model container [2021-03-25 04:33:51,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 04:33:51" (3/3) ... [2021-03-25 04:33:51,703 INFO L111 eAbstractionObserver]: Analyzing ICFG mix014_tso.opt.i [2021-03-25 04:33:51,708 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 04:33:51,711 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-25 04:33:51,712 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 04:33:51,747 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,747 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,750 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,750 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,750 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,755 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,757 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,758 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,763 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,763 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,764 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,765 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,766 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,767 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,768 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,770 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,771 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,772 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,773 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,779 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,779 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,779 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,779 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,781 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,781 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,781 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,781 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,786 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,787 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,788 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,789 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,790 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:33:51,791 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-25 04:33:51,804 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-25 04:33:51,820 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 04:33:51,820 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 04:33:51,820 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 04:33:51,820 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 04:33:51,820 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 04:33:51,820 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 04:33:51,821 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 04:33:51,821 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 04:33:51,830 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-03-25 04:33:51,866 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-25 04:33:51,866 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:33:51,870 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 81 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-03-25 04:33:51,870 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-03-25 04:33:51,874 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-03-25 04:33:51,876 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:51,883 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-03-25 04:33:51,885 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-03-25 04:33:51,887 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-03-25 04:33:51,905 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-03-25 04:33:51,905 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:33:51,906 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 81 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 75. Up to 2 conditions per place. [2021-03-25 04:33:51,909 INFO L142 LiptonReduction]: Number of co-enabled transitions 2510 [2021-03-25 04:33:53,056 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-25 04:33:53,503 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-03-25 04:33:53,624 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-25 04:33:54,770 INFO L154 LiptonReduction]: Checked pairs total: 4343 [2021-03-25 04:33:54,770 INFO L156 LiptonReduction]: Total number of compositions: 76 [2021-03-25 04:33:54,773 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2898 [2021-03-25 04:33:54,792 INFO L129 PetriNetUnfolder]: 0/28 cut-off events. [2021-03-25 04:33:54,792 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:33:54,792 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:54,793 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:54,794 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:54,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:54,801 INFO L82 PathProgramCache]: Analyzing trace with hash 532598806, now seen corresponding path program 1 times [2021-03-25 04:33:54,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:54,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292802534] [2021-03-25 04:33:54,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:33:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:33:55,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:55,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:33:55,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:55,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:33:55,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292802534] [2021-03-25 04:33:55,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:33:55,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 04:33:55,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507736273] [2021-03-25 04:33:55,109 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 04:33:55,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:33:55,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 04:33:55,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 04:33:55,123 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 193 [2021-03-25 04:33:55,127 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 45 transitions, 102 flow. Second operand has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:55,127 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:33:55,127 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 193 [2021-03-25 04:33:55,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:33:55,191 INFO L129 PetriNetUnfolder]: 13/84 cut-off events. [2021-03-25 04:33:55,191 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:33:55,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127 conditions, 84 events. 13/84 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 257 event pairs, 5 based on Foata normal form. 7/86 useless extension candidates. Maximal degree in co-relation 106. Up to 25 conditions per place. [2021-03-25 04:33:55,195 INFO L132 encePairwiseOnDemand]: 189/193 looper letters, 6 selfloop transitions, 2 changer transitions 0/44 dead transitions. [2021-03-25 04:33:55,195 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 44 transitions, 116 flow [2021-03-25 04:33:55,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 04:33:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 04:33:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 527 transitions. [2021-03-25 04:33:55,206 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9101899827288429 [2021-03-25 04:33:55,207 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 527 transitions. [2021-03-25 04:33:55,207 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 527 transitions. [2021-03-25 04:33:55,209 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:33:55,211 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 527 transitions. [2021-03-25 04:33:55,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 175.66666666666666) internal successors, (527), 3 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:55,221 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 193.0) internal successors, (772), 4 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:55,221 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 193.0) internal successors, (772), 4 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:55,223 INFO L185 Difference]: Start difference. First operand has 57 places, 45 transitions, 102 flow. Second operand 3 states and 527 transitions. [2021-03-25 04:33:55,224 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 44 transitions, 116 flow [2021-03-25 04:33:55,226 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 44 transitions, 112 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-25 04:33:55,227 INFO L241 Difference]: Finished difference. Result has 53 places, 42 transitions, 96 flow [2021-03-25 04:33:55,229 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=193, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=96, PETRI_PLACES=53, PETRI_TRANSITIONS=42} [2021-03-25 04:33:55,229 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -4 predicate places. [2021-03-25 04:33:55,229 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:55,229 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53 places, 42 transitions, 96 flow [2021-03-25 04:33:55,230 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 53 places, 42 transitions, 96 flow [2021-03-25 04:33:55,230 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 42 transitions, 96 flow [2021-03-25 04:33:55,235 INFO L129 PetriNetUnfolder]: 0/42 cut-off events. [2021-03-25 04:33:55,235 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:33:55,235 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54 conditions, 42 events. 0/42 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 43 event pairs, 0 based on Foata normal form. 0/41 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-25 04:33:55,236 INFO L142 LiptonReduction]: Number of co-enabled transitions 516 [2021-03-25 04:33:55,645 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-25 04:33:55,771 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-03-25 04:33:56,284 INFO L154 LiptonReduction]: Checked pairs total: 1620 [2021-03-25 04:33:56,285 INFO L156 LiptonReduction]: Total number of compositions: 12 [2021-03-25 04:33:56,285 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1056 [2021-03-25 04:33:56,286 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 30 transitions, 72 flow [2021-03-25 04:33:56,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 172.66666666666666) internal successors, (518), 3 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:56,286 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:56,286 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:56,287 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 04:33:56,287 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:56,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:56,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1987398798, now seen corresponding path program 1 times [2021-03-25 04:33:56,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:56,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963153746] [2021-03-25 04:33:56,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:33:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:33:56,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:56,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:33:56,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:56,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:56,393 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-25 04:33:56,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 04:33:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:33:56,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963153746] [2021-03-25 04:33:56,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:33:56,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:33:56,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034148445] [2021-03-25 04:33:56,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:33:56,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:33:56,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:33:56,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:33:56,402 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 205 [2021-03-25 04:33:56,403 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 30 transitions, 72 flow. Second operand has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:56,403 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:33:56,403 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 205 [2021-03-25 04:33:56,403 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:33:56,443 INFO L129 PetriNetUnfolder]: 1/32 cut-off events. [2021-03-25 04:33:56,443 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:33:56,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 32 events. 1/32 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 47 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 39. Up to 3 conditions per place. [2021-03-25 04:33:56,443 INFO L132 encePairwiseOnDemand]: 201/205 looper letters, 1 selfloop transitions, 2 changer transitions 3/32 dead transitions. [2021-03-25 04:33:56,443 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 32 transitions, 88 flow [2021-03-25 04:33:56,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 04:33:56,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 04:33:56,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 907 transitions. [2021-03-25 04:33:56,452 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8848780487804878 [2021-03-25 04:33:56,453 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 907 transitions. [2021-03-25 04:33:56,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 907 transitions. [2021-03-25 04:33:56,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:33:56,454 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 907 transitions. [2021-03-25 04:33:56,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 181.4) internal successors, (907), 5 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:56,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 205.0) internal successors, (1230), 6 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:56,464 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 205.0) internal successors, (1230), 6 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:56,464 INFO L185 Difference]: Start difference. First operand has 41 places, 30 transitions, 72 flow. Second operand 5 states and 907 transitions. [2021-03-25 04:33:56,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 32 transitions, 88 flow [2021-03-25 04:33:56,465 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 32 transitions, 84 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 04:33:56,466 INFO L241 Difference]: Finished difference. Result has 44 places, 29 transitions, 74 flow [2021-03-25 04:33:56,466 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=74, PETRI_PLACES=44, PETRI_TRANSITIONS=29} [2021-03-25 04:33:56,467 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -13 predicate places. [2021-03-25 04:33:56,467 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:56,467 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 29 transitions, 74 flow [2021-03-25 04:33:56,468 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 29 transitions, 74 flow [2021-03-25 04:33:56,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 29 transitions, 74 flow [2021-03-25 04:33:56,473 INFO L129 PetriNetUnfolder]: 0/29 cut-off events. [2021-03-25 04:33:56,473 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 04:33:56,473 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 29 events. 0/29 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 31 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 04:33:56,474 INFO L142 LiptonReduction]: Number of co-enabled transitions 332 [2021-03-25 04:33:56,929 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-03-25 04:33:57,347 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-03-25 04:33:57,518 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-03-25 04:33:57,827 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 126 [2021-03-25 04:33:57,984 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-03-25 04:33:57,989 INFO L154 LiptonReduction]: Checked pairs total: 1182 [2021-03-25 04:33:57,989 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 04:33:57,990 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1523 [2021-03-25 04:33:57,990 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 26 transitions, 68 flow [2021-03-25 04:33:57,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:57,991 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:57,991 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:57,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 04:33:57,991 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:57,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:57,992 INFO L82 PathProgramCache]: Analyzing trace with hash -190117394, now seen corresponding path program 1 times [2021-03-25 04:33:57,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:57,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921918031] [2021-03-25 04:33:57,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:33:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:33:58,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:58,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:33:58,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:58,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:58,048 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 04:33:58,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 04:33:58,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:33:58,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921918031] [2021-03-25 04:33:58,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:33:58,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:33:58,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448309219] [2021-03-25 04:33:58,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:33:58,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:33:58,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:33:58,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:33:58,089 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 208 [2021-03-25 04:33:58,090 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 26 transitions, 68 flow. Second operand has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,092 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:33:58,092 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 208 [2021-03-25 04:33:58,092 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:33:58,183 INFO L129 PetriNetUnfolder]: 157/365 cut-off events. [2021-03-25 04:33:58,183 INFO L130 PetriNetUnfolder]: For 68/84 co-relation queries the response was YES. [2021-03-25 04:33:58,184 INFO L84 FinitePrefix]: Finished finitePrefix Result has 720 conditions, 365 events. 157/365 cut-off events. For 68/84 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 1910 event pairs, 76 based on Foata normal form. 22/374 useless extension candidates. Maximal degree in co-relation 710. Up to 225 conditions per place. [2021-03-25 04:33:58,187 INFO L132 encePairwiseOnDemand]: 199/208 looper letters, 10 selfloop transitions, 10 changer transitions 0/37 dead transitions. [2021-03-25 04:33:58,187 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 37 transitions, 136 flow [2021-03-25 04:33:58,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 04:33:58,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 04:33:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 690 transitions. [2021-03-25 04:33:58,189 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8293269230769231 [2021-03-25 04:33:58,189 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 690 transitions. [2021-03-25 04:33:58,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 690 transitions. [2021-03-25 04:33:58,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:33:58,190 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 690 transitions. [2021-03-25 04:33:58,191 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 172.5) internal successors, (690), 4 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,193 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 208.0) internal successors, (1040), 5 states have internal predecessors, (1040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,194 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 208.0) internal successors, (1040), 5 states have internal predecessors, (1040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,194 INFO L185 Difference]: Start difference. First operand has 38 places, 26 transitions, 68 flow. Second operand 4 states and 690 transitions. [2021-03-25 04:33:58,194 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 37 transitions, 136 flow [2021-03-25 04:33:58,194 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 37 transitions, 128 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 04:33:58,195 INFO L241 Difference]: Finished difference. Result has 41 places, 34 transitions, 128 flow [2021-03-25 04:33:58,195 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=128, PETRI_PLACES=41, PETRI_TRANSITIONS=34} [2021-03-25 04:33:58,196 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -16 predicate places. [2021-03-25 04:33:58,196 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:58,196 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 41 places, 34 transitions, 128 flow [2021-03-25 04:33:58,196 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 41 places, 34 transitions, 128 flow [2021-03-25 04:33:58,196 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 41 places, 34 transitions, 128 flow [2021-03-25 04:33:58,232 INFO L129 PetriNetUnfolder]: 143/330 cut-off events. [2021-03-25 04:33:58,232 INFO L130 PetriNetUnfolder]: For 108/108 co-relation queries the response was YES. [2021-03-25 04:33:58,234 INFO L84 FinitePrefix]: Finished finitePrefix Result has 737 conditions, 330 events. 143/330 cut-off events. For 108/108 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1787 event pairs, 77 based on Foata normal form. 0/318 useless extension candidates. Maximal degree in co-relation 727. Up to 208 conditions per place. [2021-03-25 04:33:58,237 INFO L142 LiptonReduction]: Number of co-enabled transitions 454 [2021-03-25 04:33:58,273 INFO L154 LiptonReduction]: Checked pairs total: 268 [2021-03-25 04:33:58,273 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 04:33:58,273 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 77 [2021-03-25 04:33:58,274 INFO L480 AbstractCegarLoop]: Abstraction has has 41 places, 34 transitions, 128 flow [2021-03-25 04:33:58,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,275 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:58,275 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:58,275 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 04:33:58,275 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:58,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:58,275 INFO L82 PathProgramCache]: Analyzing trace with hash -341528102, now seen corresponding path program 1 times [2021-03-25 04:33:58,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:58,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602155586] [2021-03-25 04:33:58,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:33:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:33:58,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:58,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:33:58,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602155586] [2021-03-25 04:33:58,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:33:58,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 04:33:58,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259087188] [2021-03-25 04:33:58,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 04:33:58,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:33:58,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 04:33:58,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 04:33:58,323 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 185 out of 208 [2021-03-25 04:33:58,324 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 34 transitions, 128 flow. Second operand has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,324 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:33:58,324 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 185 of 208 [2021-03-25 04:33:58,324 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:33:58,364 INFO L129 PetriNetUnfolder]: 116/293 cut-off events. [2021-03-25 04:33:58,365 INFO L130 PetriNetUnfolder]: For 212/226 co-relation queries the response was YES. [2021-03-25 04:33:58,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 666 conditions, 293 events. 116/293 cut-off events. For 212/226 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 1520 event pairs, 63 based on Foata normal form. 13/294 useless extension candidates. Maximal degree in co-relation 654. Up to 170 conditions per place. [2021-03-25 04:33:58,367 INFO L132 encePairwiseOnDemand]: 205/208 looper letters, 1 selfloop transitions, 3 changer transitions 0/34 dead transitions. [2021-03-25 04:33:58,367 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 43 places, 34 transitions, 136 flow [2021-03-25 04:33:58,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 04:33:58,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 04:33:58,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 559 transitions. [2021-03-25 04:33:58,369 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8958333333333334 [2021-03-25 04:33:58,369 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 559 transitions. [2021-03-25 04:33:58,369 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 559 transitions. [2021-03-25 04:33:58,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:33:58,370 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 559 transitions. [2021-03-25 04:33:58,371 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 208.0) internal successors, (832), 4 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,373 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 208.0) internal successors, (832), 4 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,373 INFO L185 Difference]: Start difference. First operand has 41 places, 34 transitions, 128 flow. Second operand 3 states and 559 transitions. [2021-03-25 04:33:58,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 43 places, 34 transitions, 136 flow [2021-03-25 04:33:58,375 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 34 transitions, 136 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 04:33:58,375 INFO L241 Difference]: Finished difference. Result has 44 places, 34 transitions, 139 flow [2021-03-25 04:33:58,375 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=139, PETRI_PLACES=44, PETRI_TRANSITIONS=34} [2021-03-25 04:33:58,376 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -13 predicate places. [2021-03-25 04:33:58,376 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:58,376 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 34 transitions, 139 flow [2021-03-25 04:33:58,376 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 34 transitions, 139 flow [2021-03-25 04:33:58,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 44 places, 34 transitions, 139 flow [2021-03-25 04:33:58,409 INFO L129 PetriNetUnfolder]: 115/284 cut-off events. [2021-03-25 04:33:58,409 INFO L130 PetriNetUnfolder]: For 132/132 co-relation queries the response was YES. [2021-03-25 04:33:58,410 INFO L84 FinitePrefix]: Finished finitePrefix Result has 679 conditions, 284 events. 115/284 cut-off events. For 132/132 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1473 event pairs, 56 based on Foata normal form. 0/272 useless extension candidates. Maximal degree in co-relation 666. Up to 169 conditions per place. [2021-03-25 04:33:58,412 INFO L142 LiptonReduction]: Number of co-enabled transitions 452 [2021-03-25 04:33:58,439 INFO L154 LiptonReduction]: Checked pairs total: 268 [2021-03-25 04:33:58,439 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 04:33:58,439 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 63 [2021-03-25 04:33:58,440 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 34 transitions, 139 flow [2021-03-25 04:33:58,440 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 185.66666666666666) internal successors, (557), 3 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,440 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:58,440 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:58,440 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 04:33:58,441 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:58,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:58,441 INFO L82 PathProgramCache]: Analyzing trace with hash 185691618, now seen corresponding path program 1 times [2021-03-25 04:33:58,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:58,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087835261] [2021-03-25 04:33:58,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:33:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:33:58,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:58,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:58,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:58,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 04:33:58,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:58,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:33:58,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:33:58,501 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087835261] [2021-03-25 04:33:58,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:33:58,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:33:58,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762238061] [2021-03-25 04:33:58,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:33:58,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:33:58,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:33:58,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:33:58,503 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 208 [2021-03-25 04:33:58,504 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 34 transitions, 139 flow. Second operand has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,504 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:33:58,504 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 208 [2021-03-25 04:33:58,504 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:33:58,680 INFO L129 PetriNetUnfolder]: 753/1482 cut-off events. [2021-03-25 04:33:58,680 INFO L130 PetriNetUnfolder]: For 427/431 co-relation queries the response was YES. [2021-03-25 04:33:58,687 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3258 conditions, 1482 events. 753/1482 cut-off events. For 427/431 co-relation queries the response was YES. Maximal size of possible extension queue 210. Compared 10970 event pairs, 373 based on Foata normal form. 133/1464 useless extension candidates. Maximal degree in co-relation 3243. Up to 924 conditions per place. [2021-03-25 04:33:58,695 INFO L132 encePairwiseOnDemand]: 201/208 looper letters, 10 selfloop transitions, 10 changer transitions 0/47 dead transitions. [2021-03-25 04:33:58,696 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 47 transitions, 205 flow [2021-03-25 04:33:58,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 04:33:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 04:33:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 897 transitions. [2021-03-25 04:33:58,698 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8625 [2021-03-25 04:33:58,698 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 897 transitions. [2021-03-25 04:33:58,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 897 transitions. [2021-03-25 04:33:58,699 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:33:58,699 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 897 transitions. [2021-03-25 04:33:58,701 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 179.4) internal successors, (897), 5 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,703 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 208.0) internal successors, (1248), 6 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,704 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 208.0) internal successors, (1248), 6 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:58,704 INFO L185 Difference]: Start difference. First operand has 44 places, 34 transitions, 139 flow. Second operand 5 states and 897 transitions. [2021-03-25 04:33:58,704 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 47 transitions, 205 flow [2021-03-25 04:33:58,706 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 47 transitions, 194 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-25 04:33:58,707 INFO L241 Difference]: Finished difference. Result has 48 places, 43 transitions, 203 flow [2021-03-25 04:33:58,707 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=203, PETRI_PLACES=48, PETRI_TRANSITIONS=43} [2021-03-25 04:33:58,707 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -9 predicate places. [2021-03-25 04:33:58,708 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:58,708 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 43 transitions, 203 flow [2021-03-25 04:33:58,708 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 43 transitions, 203 flow [2021-03-25 04:33:58,708 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 43 transitions, 203 flow [2021-03-25 04:33:58,868 INFO L129 PetriNetUnfolder]: 700/1362 cut-off events. [2021-03-25 04:33:58,868 INFO L130 PetriNetUnfolder]: For 967/1484 co-relation queries the response was YES. [2021-03-25 04:33:58,876 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3858 conditions, 1362 events. 700/1362 cut-off events. For 967/1484 co-relation queries the response was YES. Maximal size of possible extension queue 201. Compared 9982 event pairs, 346 based on Foata normal form. 6/1187 useless extension candidates. Maximal degree in co-relation 3843. Up to 872 conditions per place. [2021-03-25 04:33:58,891 INFO L142 LiptonReduction]: Number of co-enabled transitions 702 [2021-03-25 04:33:59,120 INFO L154 LiptonReduction]: Checked pairs total: 343 [2021-03-25 04:33:59,120 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 04:33:59,121 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 413 [2021-03-25 04:33:59,125 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 42 transitions, 197 flow [2021-03-25 04:33:59,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,126 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:59,126 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:59,126 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 04:33:59,126 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:59,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:59,126 INFO L82 PathProgramCache]: Analyzing trace with hash 29047972, now seen corresponding path program 1 times [2021-03-25 04:33:59,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:59,127 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664540439] [2021-03-25 04:33:59,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:33:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:33:59,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:59,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:59,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 04:33:59,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:33:59,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:33:59,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664540439] [2021-03-25 04:33:59,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:33:59,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 04:33:59,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35038161] [2021-03-25 04:33:59,246 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 04:33:59,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:33:59,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 04:33:59,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 04:33:59,248 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 208 [2021-03-25 04:33:59,249 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 42 transitions, 197 flow. Second operand has 5 states, 5 states have (on average 175.8) internal successors, (879), 5 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,249 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:33:59,249 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 208 [2021-03-25 04:33:59,249 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:33:59,431 INFO L129 PetriNetUnfolder]: 447/1007 cut-off events. [2021-03-25 04:33:59,431 INFO L130 PetriNetUnfolder]: For 989/1602 co-relation queries the response was YES. [2021-03-25 04:33:59,436 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3569 conditions, 1007 events. 447/1007 cut-off events. For 989/1602 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 7224 event pairs, 117 based on Foata normal form. 244/1193 useless extension candidates. Maximal degree in co-relation 3552. Up to 694 conditions per place. [2021-03-25 04:33:59,441 INFO L132 encePairwiseOnDemand]: 201/208 looper letters, 10 selfloop transitions, 14 changer transitions 0/51 dead transitions. [2021-03-25 04:33:59,442 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 51 transitions, 297 flow [2021-03-25 04:33:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 04:33:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 04:33:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1076 transitions. [2021-03-25 04:33:59,445 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8621794871794872 [2021-03-25 04:33:59,445 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1076 transitions. [2021-03-25 04:33:59,445 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1076 transitions. [2021-03-25 04:33:59,445 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:33:59,446 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1076 transitions. [2021-03-25 04:33:59,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 179.33333333333334) internal successors, (1076), 6 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,450 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 208.0) internal successors, (1456), 7 states have internal predecessors, (1456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,450 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 208.0) internal successors, (1456), 7 states have internal predecessors, (1456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,450 INFO L185 Difference]: Start difference. First operand has 48 places, 42 transitions, 197 flow. Second operand 6 states and 1076 transitions. [2021-03-25 04:33:59,451 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 51 transitions, 297 flow [2021-03-25 04:33:59,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 51 transitions, 290 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-25 04:33:59,460 INFO L241 Difference]: Finished difference. Result has 52 places, 47 transitions, 286 flow [2021-03-25 04:33:59,460 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=166, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=286, PETRI_PLACES=52, PETRI_TRANSITIONS=47} [2021-03-25 04:33:59,460 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -5 predicate places. [2021-03-25 04:33:59,460 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:59,461 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 47 transitions, 286 flow [2021-03-25 04:33:59,461 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 47 transitions, 286 flow [2021-03-25 04:33:59,461 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 47 transitions, 286 flow [2021-03-25 04:33:59,549 INFO L129 PetriNetUnfolder]: 421/928 cut-off events. [2021-03-25 04:33:59,549 INFO L130 PetriNetUnfolder]: For 1936/2761 co-relation queries the response was YES. [2021-03-25 04:33:59,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3756 conditions, 928 events. 421/928 cut-off events. For 1936/2761 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 6474 event pairs, 110 based on Foata normal form. 25/889 useless extension candidates. Maximal degree in co-relation 3738. Up to 629 conditions per place. [2021-03-25 04:33:59,564 INFO L142 LiptonReduction]: Number of co-enabled transitions 816 [2021-03-25 04:33:59,637 INFO L154 LiptonReduction]: Checked pairs total: 322 [2021-03-25 04:33:59,637 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 04:33:59,637 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 177 [2021-03-25 04:33:59,638 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 46 transitions, 278 flow [2021-03-25 04:33:59,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 175.8) internal successors, (879), 5 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,638 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:59,638 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:59,638 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 04:33:59,639 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:59,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:59,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1275344974, now seen corresponding path program 1 times [2021-03-25 04:33:59,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:59,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664031071] [2021-03-25 04:33:59,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:33:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:33:59,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:59,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:59,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:33:59,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 04:33:59,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:33:59,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:33:59,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:33:59,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664031071] [2021-03-25 04:33:59,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:33:59,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 04:33:59,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18022599] [2021-03-25 04:33:59,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 04:33:59,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:33:59,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 04:33:59,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 04:33:59,720 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 208 [2021-03-25 04:33:59,721 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 46 transitions, 278 flow. Second operand has 6 states, 6 states have (on average 175.83333333333334) internal successors, (1055), 6 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,721 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:33:59,721 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 208 [2021-03-25 04:33:59,721 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:33:59,848 INFO L129 PetriNetUnfolder]: 245/598 cut-off events. [2021-03-25 04:33:59,848 INFO L130 PetriNetUnfolder]: For 1432/1937 co-relation queries the response was YES. [2021-03-25 04:33:59,851 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2670 conditions, 598 events. 245/598 cut-off events. For 1432/1937 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 3730 event pairs, 47 based on Foata normal form. 252/819 useless extension candidates. Maximal degree in co-relation 2650. Up to 394 conditions per place. [2021-03-25 04:33:59,854 INFO L132 encePairwiseOnDemand]: 201/208 looper letters, 6 selfloop transitions, 18 changer transitions 4/55 dead transitions. [2021-03-25 04:33:59,854 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 55 transitions, 420 flow [2021-03-25 04:33:59,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 04:33:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 04:33:59,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1255 transitions. [2021-03-25 04:33:59,858 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8619505494505495 [2021-03-25 04:33:59,858 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1255 transitions. [2021-03-25 04:33:59,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1255 transitions. [2021-03-25 04:33:59,859 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:33:59,859 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1255 transitions. [2021-03-25 04:33:59,861 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 179.28571428571428) internal successors, (1255), 7 states have internal predecessors, (1255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,863 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 208.0) internal successors, (1664), 8 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,864 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 208.0) internal successors, (1664), 8 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,864 INFO L185 Difference]: Start difference. First operand has 52 places, 46 transitions, 278 flow. Second operand 7 states and 1255 transitions. [2021-03-25 04:33:59,864 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 55 transitions, 420 flow [2021-03-25 04:33:59,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 55 transitions, 358 flow, removed 26 selfloop flow, removed 4 redundant places. [2021-03-25 04:33:59,875 INFO L241 Difference]: Finished difference. Result has 55 places, 51 transitions, 338 flow [2021-03-25 04:33:59,875 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=338, PETRI_PLACES=55, PETRI_TRANSITIONS=51} [2021-03-25 04:33:59,875 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -2 predicate places. [2021-03-25 04:33:59,875 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:33:59,876 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 51 transitions, 338 flow [2021-03-25 04:33:59,876 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 51 transitions, 338 flow [2021-03-25 04:33:59,876 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 51 transitions, 338 flow [2021-03-25 04:33:59,926 INFO L129 PetriNetUnfolder]: 228/544 cut-off events. [2021-03-25 04:33:59,926 INFO L130 PetriNetUnfolder]: For 1108/1228 co-relation queries the response was YES. [2021-03-25 04:33:59,929 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2127 conditions, 544 events. 228/544 cut-off events. For 1108/1228 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 3297 event pairs, 46 based on Foata normal form. 1/517 useless extension candidates. Maximal degree in co-relation 2108. Up to 305 conditions per place. [2021-03-25 04:33:59,934 INFO L142 LiptonReduction]: Number of co-enabled transitions 800 [2021-03-25 04:33:59,959 INFO L154 LiptonReduction]: Checked pairs total: 379 [2021-03-25 04:33:59,959 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 04:33:59,959 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 84 [2021-03-25 04:33:59,963 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 50 transitions, 328 flow [2021-03-25 04:33:59,963 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 175.83333333333334) internal successors, (1055), 6 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:33:59,963 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:33:59,964 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:33:59,964 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 04:33:59,964 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:33:59,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:33:59,964 INFO L82 PathProgramCache]: Analyzing trace with hash -579236120, now seen corresponding path program 1 times [2021-03-25 04:33:59,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:33:59,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798312047] [2021-03-25 04:33:59,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:34:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:34:00,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:00,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:00,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:00,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:00,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:00,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:00,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:00,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:00,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:00,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 04:34:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:34:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:34:00,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798312047] [2021-03-25 04:34:00,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:34:00,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-25 04:34:00,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994682017] [2021-03-25 04:34:00,160 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 04:34:00,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:34:00,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 04:34:00,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 04:34:00,162 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 208 [2021-03-25 04:34:00,164 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 50 transitions, 328 flow. Second operand has 7 states, 7 states have (on average 175.85714285714286) internal successors, (1231), 7 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:00,164 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:34:00,164 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 208 [2021-03-25 04:34:00,164 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:34:00,272 INFO L129 PetriNetUnfolder]: 187/434 cut-off events. [2021-03-25 04:34:00,272 INFO L130 PetriNetUnfolder]: For 1106/1404 co-relation queries the response was YES. [2021-03-25 04:34:00,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1760 conditions, 434 events. 187/434 cut-off events. For 1106/1404 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2415 event pairs, 39 based on Foata normal form. 135/541 useless extension candidates. Maximal degree in co-relation 1739. Up to 209 conditions per place. [2021-03-25 04:34:00,277 INFO L132 encePairwiseOnDemand]: 201/208 looper letters, 2 selfloop transitions, 18 changer transitions 4/51 dead transitions. [2021-03-25 04:34:00,277 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 51 transitions, 376 flow [2021-03-25 04:34:00,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 04:34:00,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 04:34:00,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1426 transitions. [2021-03-25 04:34:00,281 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8569711538461539 [2021-03-25 04:34:00,281 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1426 transitions. [2021-03-25 04:34:00,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1426 transitions. [2021-03-25 04:34:00,281 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:34:00,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1426 transitions. [2021-03-25 04:34:00,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 178.25) internal successors, (1426), 8 states have internal predecessors, (1426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:00,287 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 208.0) internal successors, (1872), 9 states have internal predecessors, (1872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:00,288 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 208.0) internal successors, (1872), 9 states have internal predecessors, (1872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:00,288 INFO L185 Difference]: Start difference. First operand has 55 places, 50 transitions, 328 flow. Second operand 8 states and 1426 transitions. [2021-03-25 04:34:00,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 51 transitions, 376 flow [2021-03-25 04:34:00,294 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 51 transitions, 325 flow, removed 16 selfloop flow, removed 6 redundant places. [2021-03-25 04:34:00,296 INFO L241 Difference]: Finished difference. Result has 57 places, 47 transitions, 289 flow [2021-03-25 04:34:00,296 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=229, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=289, PETRI_PLACES=57, PETRI_TRANSITIONS=47} [2021-03-25 04:34:00,296 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 0 predicate places. [2021-03-25 04:34:00,296 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:34:00,297 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 47 transitions, 289 flow [2021-03-25 04:34:00,297 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 47 transitions, 289 flow [2021-03-25 04:34:00,297 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 47 transitions, 289 flow [2021-03-25 04:34:00,334 INFO L129 PetriNetUnfolder]: 174/398 cut-off events. [2021-03-25 04:34:00,335 INFO L130 PetriNetUnfolder]: For 659/720 co-relation queries the response was YES. [2021-03-25 04:34:00,336 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1372 conditions, 398 events. 174/398 cut-off events. For 659/720 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 2159 event pairs, 38 based on Foata normal form. 1/368 useless extension candidates. Maximal degree in co-relation 1353. Up to 131 conditions per place. [2021-03-25 04:34:00,340 INFO L142 LiptonReduction]: Number of co-enabled transitions 612 [2021-03-25 04:34:00,701 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-25 04:34:00,869 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-03-25 04:34:01,205 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-03-25 04:34:01,353 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-03-25 04:34:01,360 INFO L154 LiptonReduction]: Checked pairs total: 301 [2021-03-25 04:34:01,360 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 04:34:01,360 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1064 [2021-03-25 04:34:01,361 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 44 transitions, 273 flow [2021-03-25 04:34:01,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 175.85714285714286) internal successors, (1231), 7 states have internal predecessors, (1231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,361 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:34:01,361 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:34:01,361 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 04:34:01,361 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:34:01,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:34:01,362 INFO L82 PathProgramCache]: Analyzing trace with hash -729863005, now seen corresponding path program 1 times [2021-03-25 04:34:01,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:34:01,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143956057] [2021-03-25 04:34:01,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:34:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:34:01,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:01,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:34:01,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:01,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:01,413 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 04:34:01,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 04:34:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:34:01,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143956057] [2021-03-25 04:34:01,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:34:01,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:34:01,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778331829] [2021-03-25 04:34:01,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:34:01,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:34:01,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:34:01,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:34:01,427 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 164 out of 210 [2021-03-25 04:34:01,428 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 44 transitions, 273 flow. Second operand has 4 states, 4 states have (on average 166.5) internal successors, (666), 4 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,428 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:34:01,428 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 164 of 210 [2021-03-25 04:34:01,428 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:34:01,541 INFO L129 PetriNetUnfolder]: 284/614 cut-off events. [2021-03-25 04:34:01,541 INFO L130 PetriNetUnfolder]: For 1790/2319 co-relation queries the response was YES. [2021-03-25 04:34:01,544 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2188 conditions, 614 events. 284/614 cut-off events. For 1790/2319 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 3673 event pairs, 41 based on Foata normal form. 56/629 useless extension candidates. Maximal degree in co-relation 2167. Up to 181 conditions per place. [2021-03-25 04:34:01,548 INFO L132 encePairwiseOnDemand]: 200/210 looper letters, 16 selfloop transitions, 20 changer transitions 0/62 dead transitions. [2021-03-25 04:34:01,548 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 62 transitions, 417 flow [2021-03-25 04:34:01,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 04:34:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 04:34:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 848 transitions. [2021-03-25 04:34:01,551 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8076190476190476 [2021-03-25 04:34:01,551 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 848 transitions. [2021-03-25 04:34:01,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 848 transitions. [2021-03-25 04:34:01,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:34:01,555 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 848 transitions. [2021-03-25 04:34:01,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 169.6) internal successors, (848), 5 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,559 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,560 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,560 INFO L185 Difference]: Start difference. First operand has 53 places, 44 transitions, 273 flow. Second operand 5 states and 848 transitions. [2021-03-25 04:34:01,560 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 62 transitions, 417 flow [2021-03-25 04:34:01,567 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 62 transitions, 348 flow, removed 19 selfloop flow, removed 8 redundant places. [2021-03-25 04:34:01,568 INFO L241 Difference]: Finished difference. Result has 52 places, 57 transitions, 357 flow [2021-03-25 04:34:01,568 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=357, PETRI_PLACES=52, PETRI_TRANSITIONS=57} [2021-03-25 04:34:01,569 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -5 predicate places. [2021-03-25 04:34:01,569 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:34:01,569 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 57 transitions, 357 flow [2021-03-25 04:34:01,569 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 57 transitions, 357 flow [2021-03-25 04:34:01,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 57 transitions, 357 flow [2021-03-25 04:34:01,651 INFO L129 PetriNetUnfolder]: 260/566 cut-off events. [2021-03-25 04:34:01,651 INFO L130 PetriNetUnfolder]: For 825/1121 co-relation queries the response was YES. [2021-03-25 04:34:01,653 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1844 conditions, 566 events. 260/566 cut-off events. For 825/1121 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 3441 event pairs, 29 based on Foata normal form. 53/586 useless extension candidates. Maximal degree in co-relation 1826. Up to 167 conditions per place. [2021-03-25 04:34:01,658 INFO L142 LiptonReduction]: Number of co-enabled transitions 760 [2021-03-25 04:34:01,683 INFO L154 LiptonReduction]: Checked pairs total: 306 [2021-03-25 04:34:01,683 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 04:34:01,683 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 114 [2021-03-25 04:34:01,683 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 57 transitions, 357 flow [2021-03-25 04:34:01,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 166.5) internal successors, (666), 4 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,684 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:34:01,684 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:34:01,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 04:34:01,684 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:34:01,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:34:01,684 INFO L82 PathProgramCache]: Analyzing trace with hash -738815101, now seen corresponding path program 1 times [2021-03-25 04:34:01,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:34:01,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188824452] [2021-03-25 04:34:01,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:34:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:34:01,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:01,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:34:01,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:01,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:01,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:01,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:01,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:34:01,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188824452] [2021-03-25 04:34:01,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:34:01,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:34:01,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068641084] [2021-03-25 04:34:01,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:34:01,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:34:01,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:34:01,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:34:01,754 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 182 out of 210 [2021-03-25 04:34:01,755 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 57 transitions, 357 flow. Second operand has 4 states, 4 states have (on average 183.0) internal successors, (732), 4 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,755 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:34:01,755 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 182 of 210 [2021-03-25 04:34:01,755 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:34:01,837 INFO L129 PetriNetUnfolder]: 330/734 cut-off events. [2021-03-25 04:34:01,837 INFO L130 PetriNetUnfolder]: For 1380/1790 co-relation queries the response was YES. [2021-03-25 04:34:01,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2406 conditions, 734 events. 330/734 cut-off events. For 1380/1790 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 4774 event pairs, 42 based on Foata normal form. 51/732 useless extension candidates. Maximal degree in co-relation 2386. Up to 206 conditions per place. [2021-03-25 04:34:01,842 INFO L132 encePairwiseOnDemand]: 207/210 looper letters, 3 selfloop transitions, 1 changer transitions 12/57 dead transitions. [2021-03-25 04:34:01,842 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 57 transitions, 371 flow [2021-03-25 04:34:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 04:34:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 04:34:01,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 734 transitions. [2021-03-25 04:34:01,844 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8738095238095238 [2021-03-25 04:34:01,844 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 734 transitions. [2021-03-25 04:34:01,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 734 transitions. [2021-03-25 04:34:01,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:34:01,845 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 734 transitions. [2021-03-25 04:34:01,846 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 183.5) internal successors, (734), 4 states have internal predecessors, (734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,848 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,848 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,848 INFO L185 Difference]: Start difference. First operand has 52 places, 57 transitions, 357 flow. Second operand 4 states and 734 transitions. [2021-03-25 04:34:01,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 57 transitions, 371 flow [2021-03-25 04:34:01,857 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 57 transitions, 367 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-25 04:34:01,858 INFO L241 Difference]: Finished difference. Result has 56 places, 45 transitions, 267 flow [2021-03-25 04:34:01,859 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=353, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=267, PETRI_PLACES=56, PETRI_TRANSITIONS=45} [2021-03-25 04:34:01,859 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -1 predicate places. [2021-03-25 04:34:01,859 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:34:01,859 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 45 transitions, 267 flow [2021-03-25 04:34:01,859 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 45 transitions, 267 flow [2021-03-25 04:34:01,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 45 transitions, 267 flow [2021-03-25 04:34:01,892 INFO L129 PetriNetUnfolder]: 145/345 cut-off events. [2021-03-25 04:34:01,892 INFO L130 PetriNetUnfolder]: For 724/844 co-relation queries the response was YES. [2021-03-25 04:34:01,893 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1139 conditions, 345 events. 145/345 cut-off events. For 724/844 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 1987 event pairs, 10 based on Foata normal form. 29/353 useless extension candidates. Maximal degree in co-relation 1119. Up to 98 conditions per place. [2021-03-25 04:34:01,896 INFO L142 LiptonReduction]: Number of co-enabled transitions 504 [2021-03-25 04:34:01,955 INFO L154 LiptonReduction]: Checked pairs total: 224 [2021-03-25 04:34:01,955 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 04:34:01,955 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 96 [2021-03-25 04:34:01,955 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 44 transitions, 266 flow [2021-03-25 04:34:01,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 183.0) internal successors, (732), 4 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:01,956 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:34:01,956 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:34:01,956 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 04:34:01,956 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:34:01,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:34:01,956 INFO L82 PathProgramCache]: Analyzing trace with hash 781251101, now seen corresponding path program 2 times [2021-03-25 04:34:01,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:34:01,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421284175] [2021-03-25 04:34:01,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:34:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:34:02,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:02,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:34:02,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:02,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:02,028 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-03-25 04:34:02,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 04:34:02,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:34:02,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421284175] [2021-03-25 04:34:02,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:34:02,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:34:02,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557996213] [2021-03-25 04:34:02,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:34:02,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:34:02,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:34:02,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:34:02,043 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 212 [2021-03-25 04:34:02,044 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 44 transitions, 266 flow. Second operand has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,044 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:34:02,044 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 212 [2021-03-25 04:34:02,044 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:34:02,122 INFO L129 PetriNetUnfolder]: 185/435 cut-off events. [2021-03-25 04:34:02,122 INFO L130 PetriNetUnfolder]: For 1230/1551 co-relation queries the response was YES. [2021-03-25 04:34:02,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1573 conditions, 435 events. 185/435 cut-off events. For 1230/1551 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 2592 event pairs, 17 based on Foata normal form. 49/460 useless extension candidates. Maximal degree in co-relation 1551. Up to 134 conditions per place. [2021-03-25 04:34:02,125 INFO L132 encePairwiseOnDemand]: 205/212 looper letters, 8 selfloop transitions, 6 changer transitions 8/48 dead transitions. [2021-03-25 04:34:02,125 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 48 transitions, 338 flow [2021-03-25 04:34:02,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 04:34:02,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 04:34:02,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 687 transitions. [2021-03-25 04:34:02,127 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8101415094339622 [2021-03-25 04:34:02,128 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 687 transitions. [2021-03-25 04:34:02,128 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 687 transitions. [2021-03-25 04:34:02,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:34:02,128 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 687 transitions. [2021-03-25 04:34:02,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 171.75) internal successors, (687), 4 states have internal predecessors, (687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,131 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,131 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,132 INFO L185 Difference]: Start difference. First operand has 54 places, 44 transitions, 266 flow. Second operand 4 states and 687 transitions. [2021-03-25 04:34:02,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 48 transitions, 338 flow [2021-03-25 04:34:02,137 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 48 transitions, 328 flow, removed 1 selfloop flow, removed 3 redundant places. [2021-03-25 04:34:02,139 INFO L241 Difference]: Finished difference. Result has 55 places, 40 transitions, 240 flow [2021-03-25 04:34:02,139 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=256, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=240, PETRI_PLACES=55, PETRI_TRANSITIONS=40} [2021-03-25 04:34:02,140 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, -2 predicate places. [2021-03-25 04:34:02,140 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:34:02,140 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 40 transitions, 240 flow [2021-03-25 04:34:02,140 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 40 transitions, 240 flow [2021-03-25 04:34:02,140 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 40 transitions, 240 flow [2021-03-25 04:34:02,159 INFO L129 PetriNetUnfolder]: 72/188 cut-off events. [2021-03-25 04:34:02,159 INFO L130 PetriNetUnfolder]: For 407/463 co-relation queries the response was YES. [2021-03-25 04:34:02,160 INFO L84 FinitePrefix]: Finished finitePrefix Result has 624 conditions, 188 events. 72/188 cut-off events. For 407/463 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 978 event pairs, 11 based on Foata normal form. 23/201 useless extension candidates. Maximal degree in co-relation 603. Up to 57 conditions per place. [2021-03-25 04:34:02,161 INFO L142 LiptonReduction]: Number of co-enabled transitions 306 [2021-03-25 04:34:02,193 INFO L154 LiptonReduction]: Checked pairs total: 244 [2021-03-25 04:34:02,193 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 04:34:02,193 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 53 [2021-03-25 04:34:02,193 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 40 transitions, 242 flow [2021-03-25 04:34:02,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 169.25) internal successors, (677), 4 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,194 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:34:02,194 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:34:02,194 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 04:34:02,194 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:34:02,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:34:02,194 INFO L82 PathProgramCache]: Analyzing trace with hash 433283268, now seen corresponding path program 1 times [2021-03-25 04:34:02,194 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:34:02,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444697899] [2021-03-25 04:34:02,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:34:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:34:02,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:02,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:34:02,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:02,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:02,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:34:02,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:34:02,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:34:02,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444697899] [2021-03-25 04:34:02,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:34:02,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:34:02,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079012843] [2021-03-25 04:34:02,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:34:02,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:34:02,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:34:02,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:34:02,279 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 213 [2021-03-25 04:34:02,279 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 40 transitions, 242 flow. Second operand has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,279 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:34:02,279 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 213 [2021-03-25 04:34:02,279 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:34:02,317 INFO L129 PetriNetUnfolder]: 102/256 cut-off events. [2021-03-25 04:34:02,318 INFO L130 PetriNetUnfolder]: For 760/840 co-relation queries the response was YES. [2021-03-25 04:34:02,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 846 conditions, 256 events. 102/256 cut-off events. For 760/840 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1353 event pairs, 10 based on Foata normal form. 39/281 useless extension candidates. Maximal degree in co-relation 823. Up to 78 conditions per place. [2021-03-25 04:34:02,320 INFO L132 encePairwiseOnDemand]: 210/213 looper letters, 3 selfloop transitions, 2 changer transitions 0/41 dead transitions. [2021-03-25 04:34:02,320 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 41 transitions, 258 flow [2021-03-25 04:34:02,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 04:34:02,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 04:34:02,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 730 transitions. [2021-03-25 04:34:02,322 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8568075117370892 [2021-03-25 04:34:02,322 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 730 transitions. [2021-03-25 04:34:02,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 730 transitions. [2021-03-25 04:34:02,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:34:02,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 730 transitions. [2021-03-25 04:34:02,324 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 182.5) internal successors, (730), 4 states have internal predecessors, (730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 213.0) internal successors, (1065), 5 states have internal predecessors, (1065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,325 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 213.0) internal successors, (1065), 5 states have internal predecessors, (1065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:02,326 INFO L185 Difference]: Start difference. First operand has 55 places, 40 transitions, 242 flow. Second operand 4 states and 730 transitions. [2021-03-25 04:34:02,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 41 transitions, 258 flow [2021-03-25 04:34:02,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 41 transitions, 249 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 04:34:02,329 INFO L241 Difference]: Finished difference. Result has 58 places, 41 transitions, 250 flow [2021-03-25 04:34:02,329 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=233, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=250, PETRI_PLACES=58, PETRI_TRANSITIONS=41} [2021-03-25 04:34:02,329 INFO L343 CegarLoopForPetriNet]: 57 programPoint places, 1 predicate places. [2021-03-25 04:34:02,329 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:34:02,329 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 58 places, 41 transitions, 250 flow [2021-03-25 04:34:02,330 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 58 places, 41 transitions, 250 flow [2021-03-25 04:34:02,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 58 places, 41 transitions, 250 flow [2021-03-25 04:34:02,353 INFO L129 PetriNetUnfolder]: 102/259 cut-off events. [2021-03-25 04:34:02,353 INFO L130 PetriNetUnfolder]: For 533/580 co-relation queries the response was YES. [2021-03-25 04:34:02,354 INFO L84 FinitePrefix]: Finished finitePrefix Result has 853 conditions, 259 events. 102/259 cut-off events. For 533/580 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 1441 event pairs, 15 based on Foata normal form. 19/262 useless extension candidates. Maximal degree in co-relation 831. Up to 78 conditions per place. [2021-03-25 04:34:02,356 INFO L142 LiptonReduction]: Number of co-enabled transitions 314 [2021-03-25 04:34:03,079 WARN L205 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 177 [2021-03-25 04:34:03,341 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2021-03-25 04:34:04,584 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 302 DAG size of output: 258 [2021-03-25 04:34:05,224 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2021-03-25 04:34:06,170 WARN L205 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 177 [2021-03-25 04:34:06,436 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2021-03-25 04:34:07,755 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 302 DAG size of output: 258 [2021-03-25 04:34:08,300 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2021-03-25 04:34:08,751 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 164 [2021-03-25 04:34:08,881 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-03-25 04:34:09,833 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 229 [2021-03-25 04:34:10,096 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-25 04:34:10,547 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 164 [2021-03-25 04:34:10,687 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-03-25 04:34:11,994 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 333 DAG size of output: 231 [2021-03-25 04:34:12,281 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2021-03-25 04:34:12,289 INFO L154 LiptonReduction]: Checked pairs total: 210 [2021-03-25 04:34:12,289 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 04:34:12,290 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9961 [2021-03-25 04:34:12,290 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 40 transitions, 254 flow [2021-03-25 04:34:12,290 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:34:12,290 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:34:12,290 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:34:12,290 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-25 04:34:12,291 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:34:12,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:34:12,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1502674226, now seen corresponding path program 2 times [2021-03-25 04:34:12,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:34:12,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568676589] [2021-03-25 04:34:12,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:34:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 04:34:12,349 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 04:34:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 04:34:12,404 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 04:34:12,431 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 04:34:12,431 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 04:34:12,432 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-25 04:34:12,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 04:34:12 BasicIcfg [2021-03-25 04:34:12,545 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 04:34:12,546 INFO L168 Benchmark]: Toolchain (without parser) took 23579.74 ms. Allocated memory was 255.9 MB in the beginning and 725.6 MB in the end (delta: 469.8 MB). Free memory was 234.1 MB in the beginning and 442.5 MB in the end (delta: -208.4 MB). Peak memory consumption was 261.5 MB. Max. memory is 16.0 GB. [2021-03-25 04:34:12,546 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 255.9 MB. Free memory was 237.3 MB in the beginning and 237.2 MB in the end (delta: 92.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 04:34:12,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.15 ms. Allocated memory was 255.9 MB in the beginning and 352.3 MB in the end (delta: 96.5 MB). Free memory was 234.1 MB in the beginning and 311.4 MB in the end (delta: -77.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-25 04:34:12,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.55 ms. Allocated memory is still 352.3 MB. Free memory was 311.4 MB in the beginning and 308.4 MB in the end (delta: 2.9 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 04:34:12,548 INFO L168 Benchmark]: Boogie Preprocessor took 58.05 ms. Allocated memory is still 352.3 MB. Free memory was 308.4 MB in the beginning and 305.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-25 04:34:12,549 INFO L168 Benchmark]: RCFGBuilder took 2121.39 ms. Allocated memory is still 352.3 MB. Free memory was 305.8 MB in the beginning and 293.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 117.3 MB. Max. memory is 16.0 GB. [2021-03-25 04:34:12,549 INFO L168 Benchmark]: TraceAbstraction took 20846.21 ms. Allocated memory was 352.3 MB in the beginning and 725.6 MB in the end (delta: 373.3 MB). Free memory was 292.2 MB in the beginning and 442.5 MB in the end (delta: -150.3 MB). Peak memory consumption was 223.0 MB. Max. memory is 16.0 GB. [2021-03-25 04:34:12,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 255.9 MB. Free memory was 237.3 MB in the beginning and 237.2 MB in the end (delta: 92.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 502.15 ms. Allocated memory was 255.9 MB in the beginning and 352.3 MB in the end (delta: 96.5 MB). Free memory was 234.1 MB in the beginning and 311.4 MB in the end (delta: -77.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 47.55 ms. Allocated memory is still 352.3 MB. Free memory was 311.4 MB in the beginning and 308.4 MB in the end (delta: 2.9 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 58.05 ms. Allocated memory is still 352.3 MB. Free memory was 308.4 MB in the beginning and 305.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2121.39 ms. Allocated memory is still 352.3 MB. Free memory was 305.8 MB in the beginning and 293.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 117.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 20846.21 ms. Allocated memory was 352.3 MB in the beginning and 725.6 MB in the end (delta: 373.3 MB). Free memory was 292.2 MB in the beginning and 442.5 MB in the end (delta: -150.3 MB). Peak memory consumption was 223.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2885.0ms, 124 PlacesBefore, 57 PlacesAfterwards, 113 TransitionsBefore, 45 TransitionsAfterwards, 2510 CoEnabledTransitionPairs, 5 FixpointIterations, 32 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 1 ChoiceCompositions, 76 TotalNumberOfCompositions, 4343 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2137, positive: 2040, positive conditional: 0, positive unconditional: 2040, negative: 97, negative conditional: 0, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1205, positive: 1179, positive conditional: 0, positive unconditional: 1179, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1205, positive: 1179, positive conditional: 0, positive unconditional: 1179, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2137, positive: 861, positive conditional: 0, positive unconditional: 861, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 1205, unknown conditional: 0, unknown unconditional: 1205] , Statistics on independence cache: Total cache size (in pairs): 140, Positive cache size: 127, Positive conditional cache size: 0, Positive unconditional cache size: 127, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1054.9ms, 53 PlacesBefore, 41 PlacesAfterwards, 42 TransitionsBefore, 30 TransitionsAfterwards, 516 CoEnabledTransitionPairs, 3 FixpointIterations, 7 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 12 TotalNumberOfCompositions, 1620 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 477, positive: 394, positive conditional: 0, positive unconditional: 394, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 93, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 93, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 477, positive: 323, positive conditional: 0, positive unconditional: 323, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 93, unknown conditional: 0, unknown unconditional: 93] , Statistics on independence cache: Total cache size (in pairs): 142, Positive cache size: 121, Positive conditional cache size: 0, Positive unconditional cache size: 121, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1521.4ms, 44 PlacesBefore, 38 PlacesAfterwards, 29 TransitionsBefore, 26 TransitionsAfterwards, 332 CoEnabledTransitionPairs, 3 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 1182 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 272, positive: 200, positive conditional: 0, positive unconditional: 200, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 272, positive: 200, positive conditional: 0, positive unconditional: 200, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 147, Positive cache size: 121, Positive conditional cache size: 0, Positive unconditional cache size: 121, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 77.3ms, 41 PlacesBefore, 41 PlacesAfterwards, 34 TransitionsBefore, 34 TransitionsAfterwards, 454 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 268 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 43, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 152, Positive cache size: 125, Positive conditional cache size: 0, Positive unconditional cache size: 125, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 62.8ms, 44 PlacesBefore, 44 PlacesAfterwards, 34 TransitionsBefore, 34 TransitionsAfterwards, 452 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 268 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 30, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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] , Cache Queries: [ total: 30, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 152, Positive cache size: 125, Positive conditional cache size: 0, Positive unconditional cache size: 125, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 412.6ms, 48 PlacesBefore, 48 PlacesAfterwards, 43 TransitionsBefore, 42 TransitionsAfterwards, 702 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 343 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 106, positive: 94, positive conditional: 0, positive unconditional: 94, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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] , Cache Queries: [ total: 106, positive: 90, positive conditional: 0, positive unconditional: 90, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 141, Positive cache size: 118, Positive conditional cache size: 0, Positive unconditional cache size: 118, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 176.3ms, 52 PlacesBefore, 52 PlacesAfterwards, 47 TransitionsBefore, 46 TransitionsAfterwards, 816 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 322 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 93, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 12, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 93, positive: 71, positive conditional: 0, positive unconditional: 71, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 12, unknown conditional: 0, unknown unconditional: 12] , Statistics on independence cache: Total cache size (in pairs): 142, Positive cache size: 119, Positive conditional cache size: 0, Positive unconditional cache size: 119, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 83.2ms, 55 PlacesBefore, 55 PlacesAfterwards, 51 TransitionsBefore, 50 TransitionsAfterwards, 800 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 379 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 74, positive conditional: 0, positive unconditional: 74, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , Statistics on independence cache: Total cache size (in pairs): 142, Positive cache size: 119, Positive conditional cache size: 0, Positive unconditional cache size: 119, Negative cache size: 23, Negative conditional cache size: 0, Negative unconditional cache size: 23 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1063.3ms, 57 PlacesBefore, 53 PlacesAfterwards, 47 TransitionsBefore, 44 TransitionsAfterwards, 612 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 301 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 106, positive: 94, positive conditional: 0, positive unconditional: 94, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 106, positive: 83, positive conditional: 0, positive unconditional: 83, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , Statistics on independence cache: Total cache size (in pairs): 119, Positive cache size: 104, Positive conditional cache size: 0, Positive unconditional cache size: 104, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 113.9ms, 52 PlacesBefore, 52 PlacesAfterwards, 57 TransitionsBefore, 57 TransitionsAfterwards, 760 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 306 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 119, Positive cache size: 104, Positive conditional cache size: 0, Positive unconditional cache size: 104, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 95.3ms, 56 PlacesBefore, 54 PlacesAfterwards, 45 TransitionsBefore, 44 TransitionsAfterwards, 504 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 224 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 95, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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] , Cache Queries: [ total: 95, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 90, Positive cache size: 78, Positive conditional cache size: 0, Positive unconditional cache size: 78, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 52.9ms, 55 PlacesBefore, 55 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 306 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 244 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 83, Positive cache size: 71, Positive conditional cache size: 0, Positive unconditional cache size: 71, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9959.8ms, 58 PlacesBefore, 57 PlacesAfterwards, 41 TransitionsBefore, 40 TransitionsAfterwards, 314 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 210 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 124, positive: 116, positive conditional: 0, positive unconditional: 116, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 124, positive: 113, positive conditional: 0, positive unconditional: 113, 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): 75, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p1_EBX = 0; [L716] 0 int __unbuffered_p2_EAX = 0; [L718] 0 int __unbuffered_p3_EAX = 0; [L720] 0 int __unbuffered_p3_EBX = 0; [L722] 0 int a = 0; [L723] 0 _Bool main$tmp_guard0; [L724] 0 _Bool main$tmp_guard1; [L726] 0 int x = 0; [L728] 0 int y = 0; [L730] 0 int z = 0; [L731] 0 _Bool z$flush_delayed; [L732] 0 int z$mem_tmp; [L733] 0 _Bool z$r_buff0_thd0; [L734] 0 _Bool z$r_buff0_thd1; [L735] 0 _Bool z$r_buff0_thd2; [L736] 0 _Bool z$r_buff0_thd3; [L737] 0 _Bool z$r_buff0_thd4; [L738] 0 _Bool z$r_buff1_thd0; [L739] 0 _Bool z$r_buff1_thd1; [L740] 0 _Bool z$r_buff1_thd2; [L741] 0 _Bool z$r_buff1_thd3; [L742] 0 _Bool z$r_buff1_thd4; [L743] 0 _Bool z$read_delayed; [L744] 0 int *z$read_delayed_var; [L745] 0 int z$w_buff0; [L746] 0 _Bool z$w_buff0_used; [L747] 0 int z$w_buff1; [L748] 0 _Bool z$w_buff1_used; [L749] 0 _Bool weak$$choice0; [L750] 0 _Bool weak$$choice2; [L869] 0 pthread_t t381; [L870] FCALL, FORK 0 pthread_create(&t381, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] 0 pthread_t t382; [L872] FCALL, FORK 0 pthread_create(&t382, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 pthread_t t383; [L874] FCALL, FORK 0 pthread_create(&t383, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L875] 0 pthread_t t384; [L876] FCALL, FORK 0 pthread_create(&t384, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L815] 4 z$w_buff1 = z$w_buff0 [L816] 4 z$w_buff0 = 1 [L817] 4 z$w_buff1_used = z$w_buff0_used [L818] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L820] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L821] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L822] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L823] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L824] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L825] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L828] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L829] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L830] 4 z$flush_delayed = weak$$choice2 [L831] 4 z$mem_tmp = z [L832] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L832] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L832] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L832] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L833] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L833] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L834] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L834] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L835] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L835] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L836] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L836] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L837] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L837] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L838] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L838] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 __unbuffered_p3_EAX = z [L840] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L840] 4 z = z$flush_delayed ? z$mem_tmp : z [L841] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L844] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L754] 1 a = 1 [L757] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L769] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 __unbuffered_p1_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L787] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L790] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L791] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L792] 3 z$flush_delayed = weak$$choice2 [L793] 3 z$mem_tmp = z [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L794] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L795] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L795] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L795] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L796] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L796] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L796] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L796] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L797] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L797] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L797] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L797] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L798] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L798] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L798] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L799] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L799] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L799] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L799] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L800] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L800] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L800] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L800] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L801] 3 __unbuffered_p2_EAX = z [L802] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L802] 3 z = z$flush_delayed ? z$mem_tmp : z [L803] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L808] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L810] 3 return 0; [L762] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L764] 1 return 0; [L780] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L782] 2 return 0; [L847] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L847] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L848] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L848] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L849] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L849] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L850] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L850] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L851] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L851] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L854] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L856] 4 return 0; [L878] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L882] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L882] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L882] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L882] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L883] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L883] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L884] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L884] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L885] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L885] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L886] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L886] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L889] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=3, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 14.0ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 20615.8ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1476.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2957.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 66 SDtfs, 34 SDslu, 39 SDs, 0 SdLazy, 222 SolverSat, 56 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 220.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 218.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=357occurred in iteration=9, InterpolantAutomatonStates: 58, 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: 47.3ms SsaConstructionTime, 419.8ms SatisfiabilityAnalysisTime, 744.2ms InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 232 ConstructedInterpolants, 0 QuantifiedInterpolants, 865 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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...