/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe013_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 16:06:35,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 16:06:35,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 16:06:35,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 16:06:35,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 16:06:35,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 16:06:35,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 16:06:35,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 16:06:35,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 16:06:35,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 16:06:35,810 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 16:06:35,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 16:06:35,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 16:06:35,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 16:06:35,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 16:06:35,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 16:06:35,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 16:06:35,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 16:06:35,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 16:06:35,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 16:06:35,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 16:06:35,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 16:06:35,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 16:06:35,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 16:06:35,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-11 16:06:35,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-11 16:06:35,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-11 16:06:35,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-11 16:06:35,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-11 16:06:35,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-11 16:06:35,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-11 16:06:35,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-11 16:06:35,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-11 16:06:35,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-11 16:06:35,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-11 16:06:35,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-11 16:06:35,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-11 16:06:35,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-11 16:06:35,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 16:06:35,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 16:06:35,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 16:06:35,830 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-06-11 16:06:35,848 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 16:06:35,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 16:06:35,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 16:06:35,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 16:06:35,850 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 16:06:35,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 16:06:35,850 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 16:06:35,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 16:06:35,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 16:06:35,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 16:06:35,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 16:06:35,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 16:06:35,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 16:06:35,851 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 16:06:35,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 16:06:35,851 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 16:06:35,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 16:06:35,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 16:06:35,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 16:06:35,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 16:06:35,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 16:06:35,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 16:06:35,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 16:06:35,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 16:06:35,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 16:06:35,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 16:06:35,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 16:06:35,853 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-06-11 16:06:35,853 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 16:06:35,853 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 16:06:35,853 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 16:06:36,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 16:06:36,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 16:06:36,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 16:06:36,190 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-11 16:06:36,191 INFO L275 PluginConnector]: CDTParser initialized [2021-06-11 16:06:36,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_pso.oepc.i [2021-06-11 16:06:36,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fda728e/cc141ba776384c3db2b5364506780f65/FLAG330fc7f11 [2021-06-11 16:06:36,770 INFO L306 CDTParser]: Found 1 translation units. [2021-06-11 16:06:36,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_pso.oepc.i [2021-06-11 16:06:36,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fda728e/cc141ba776384c3db2b5364506780f65/FLAG330fc7f11 [2021-06-11 16:06:37,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57fda728e/cc141ba776384c3db2b5364506780f65 [2021-06-11 16:06:37,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 16:06:37,134 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-11 16:06:37,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-11 16:06:37,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-11 16:06:37,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-11 16:06:37,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2887f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37, skipping insertion in model container [2021-06-11 16:06:37,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-11 16:06:37,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-11 16:06:37,330 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/safe013_pso.oepc.i[993,1006] [2021-06-11 16:06:37,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 16:06:37,545 INFO L203 MainTranslator]: Completed pre-run [2021-06-11 16:06:37,558 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/safe013_pso.oepc.i[993,1006] [2021-06-11 16:06:37,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-11 16:06:37,680 INFO L208 MainTranslator]: Completed translation [2021-06-11 16:06:37,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37 WrapperNode [2021-06-11 16:06:37,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-11 16:06:37,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 16:06:37,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 16:06:37,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 16:06:37,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 16:06:37,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 16:06:37,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 16:06:37,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 16:06:37,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... [2021-06-11 16:06:37,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 16:06:37,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 16:06:37,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 16:06:37,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 16:06:37,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 16:06:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-11 16:06:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-11 16:06:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-11 16:06:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-11 16:06:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-11 16:06:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-11 16:06:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-11 16:06:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-11 16:06:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-11 16:06:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-11 16:06:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-11 16:06:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-11 16:06:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 16:06:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 16:06:37,854 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 16:06:39,611 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 16:06:39,611 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-11 16:06:39,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 04:06:39 BoogieIcfgContainer [2021-06-11 16:06:39,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 16:06:39,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 16:06:39,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 16:06:39,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 16:06:39,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.06 04:06:37" (1/3) ... [2021-06-11 16:06:39,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa9e66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 04:06:39, skipping insertion in model container [2021-06-11 16:06:39,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.06 04:06:37" (2/3) ... [2021-06-11 16:06:39,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fa9e66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 04:06:39, skipping insertion in model container [2021-06-11 16:06:39,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 04:06:39" (3/3) ... [2021-06-11 16:06:39,621 INFO L111 eAbstractionObserver]: Analyzing ICFG safe013_pso.oepc.i [2021-06-11 16:06:39,627 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 16:06:39,630 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-11 16:06:39,631 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 16:06:39,671 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,672 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,672 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,673 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,674 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,675 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,676 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,677 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,678 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,679 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,681 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,682 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,683 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,684 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,686 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,686 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,688 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,688 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,688 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,689 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,689 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,691 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,692 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,692 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,692 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,693 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,696 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,698 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,699 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,700 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,701 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,703 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,703 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,704 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,705 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,706 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,707 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,707 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,707 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,708 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,709 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,710 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,711 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-11 16:06:39,712 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-11 16:06:39,727 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-06-11 16:06:39,757 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 16:06:39,757 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 16:06:39,757 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 16:06:39,757 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 16:06:39,757 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 16:06:39,757 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 16:06:39,757 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 16:06:39,757 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 16:06:39,768 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 105 places, 97 transitions, 209 flow [2021-06-11 16:06:39,812 INFO L129 PetriNetUnfolder]: 2/94 cut-off events. [2021-06-11 16:06:39,812 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:06:39,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 94 events. 2/94 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 64 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place. [2021-06-11 16:06:39,827 INFO L82 GeneralOperation]: Start removeDead. Operand has 105 places, 97 transitions, 209 flow [2021-06-11 16:06:39,831 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 102 places, 94 transitions, 197 flow [2021-06-11 16:06:39,832 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:39,848 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 94 transitions, 197 flow [2021-06-11 16:06:39,853 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 94 transitions, 197 flow [2021-06-11 16:06:39,857 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 94 transitions, 197 flow [2021-06-11 16:06:39,887 INFO L129 PetriNetUnfolder]: 2/94 cut-off events. [2021-06-11 16:06:39,887 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:06:39,888 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 94 events. 2/94 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place. [2021-06-11 16:06:39,891 INFO L151 LiptonReduction]: Number of co-enabled transitions 1586 [2021-06-11 16:06:39,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:39,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:39,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:39,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:39,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:06:40,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:40,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:40,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:06:40,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,400 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-06-11 16:06:40,401 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:06:40,428 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:40,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:40,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:06:40,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:40,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:40,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:41,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:41,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 16:06:41,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:41,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:41,835 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-06-11 16:06:42,315 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-06-11 16:06:42,443 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-06-11 16:06:42,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 16:06:42,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,468 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 1] term [2021-06-11 16:06:42,469 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:06:42,471 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,474 INFO L147 QuantifierPusher]: treesize reduction 50, result has 50.0 percent of original size 50 [2021-06-11 16:06:42,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,476 INFO L142 QuantifierPusher]: treesize reduction 50, result has 68.8 percent of original size [2021-06-11 16:06:42,476 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 2, 1] term [2021-06-11 16:06:42,477 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:06:42,478 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,480 INFO L147 QuantifierPusher]: treesize reduction 76, result has 39.7 percent of original size 50 [2021-06-11 16:06:42,480 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 2, 3, 2, 1] term [2021-06-11 16:06:42,481 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 16:06:42,482 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,485 INFO L147 QuantifierPusher]: treesize reduction 141, result has 44.3 percent of original size 112 [2021-06-11 16:06:42,537 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-06-11 16:06:42,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:42,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:42,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:42,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:06:42,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:42,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:42,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:42,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 16:06:42,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 16:06:42,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 16:06:42,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 16:06:42,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:42,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:42,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 16:06:42,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 16:06:43,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,087 INFO L147 QuantifierPusher]: treesize reduction 80, result has 25.2 percent of original size 27 [2021-06-11 16:06:43,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:43,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:43,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:43,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:06:43,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:43,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:44,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:44,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:44,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:44,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:44,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:44,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:44,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:06:44,911 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-06-11 16:06:45,041 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-06-11 16:06:45,305 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2021-06-11 16:06:45,430 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-06-11 16:06:45,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:45,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 16:06:45,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:45,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:45,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 16:06:45,486 INFO L163 LiptonReduction]: Checked pairs total: 4177 [2021-06-11 16:06:45,486 INFO L165 LiptonReduction]: Total number of compositions: 90 [2021-06-11 16:06:45,489 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5658 [2021-06-11 16:06:45,495 INFO L129 PetriNetUnfolder]: 0/10 cut-off events. [2021-06-11 16:06:45,495 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:06:45,496 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:45,496 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-06-11 16:06:45,496 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:45,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:45,500 INFO L82 PathProgramCache]: Analyzing trace with hash 935259342, now seen corresponding path program 1 times [2021-06-11 16:06:45,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:45,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47776436] [2021-06-11 16:06:45,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:45,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:45,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:45,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47776436] [2021-06-11 16:06:45,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:45,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 16:06:45,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714241324] [2021-06-11 16:06:45,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 16:06:45,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:45,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 16:06:45,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 16:06:45,666 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 155 out of 187 [2021-06-11 16:06:45,671 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 26 transitions, 61 flow. Second operand has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:45,671 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:45,671 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 155 of 187 [2021-06-11 16:06:45,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:45,735 INFO L129 PetriNetUnfolder]: 29/96 cut-off events. [2021-06-11 16:06:45,736 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:06:45,736 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 96 events. 29/96 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 382 event pairs, 15 based on Foata normal form. 23/101 useless extension candidates. Maximal degree in co-relation 150. Up to 41 conditions per place. [2021-06-11 16:06:45,738 INFO L132 encePairwiseOnDemand]: 182/187 looper letters, 7 selfloop transitions, 2 changer transitions 0/26 dead transitions. [2021-06-11 16:06:45,738 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 26 transitions, 79 flow [2021-06-11 16:06:45,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 16:06:45,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 16:06:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 479 transitions. [2021-06-11 16:06:45,749 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8538324420677362 [2021-06-11 16:06:45,750 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 479 transitions. [2021-06-11 16:06:45,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 479 transitions. [2021-06-11 16:06:45,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:45,753 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 479 transitions. [2021-06-11 16:06:45,757 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:45,763 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:45,763 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:45,765 INFO L185 Difference]: Start difference. First operand has 35 places, 26 transitions, 61 flow. Second operand 3 states and 479 transitions. [2021-06-11 16:06:45,766 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 26 transitions, 79 flow [2021-06-11 16:06:45,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 26 transitions, 76 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-06-11 16:06:45,768 INFO L241 Difference]: Finished difference. Result has 32 places, 23 transitions, 56 flow [2021-06-11 16:06:45,770 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=21, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=56, PETRI_PLACES=32, PETRI_TRANSITIONS=23} [2021-06-11 16:06:45,770 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, -3 predicate places. [2021-06-11 16:06:45,770 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:45,771 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 32 places, 23 transitions, 56 flow [2021-06-11 16:06:45,771 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 32 places, 23 transitions, 56 flow [2021-06-11 16:06:45,771 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 23 transitions, 56 flow [2021-06-11 16:06:45,774 INFO L129 PetriNetUnfolder]: 0/23 cut-off events. [2021-06-11 16:06:45,774 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:06:45,775 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33 conditions, 23 events. 0/23 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 38 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-06-11 16:06:45,775 INFO L151 LiptonReduction]: Number of co-enabled transitions 244 [2021-06-11 16:06:45,839 INFO L163 LiptonReduction]: Checked pairs total: 270 [2021-06-11 16:06:45,839 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:45,839 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 69 [2021-06-11 16:06:45,840 INFO L480 AbstractCegarLoop]: Abstraction has has 32 places, 23 transitions, 56 flow [2021-06-11 16:06:45,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:45,840 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:45,840 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:45,841 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-11 16:06:45,841 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:45,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:45,841 INFO L82 PathProgramCache]: Analyzing trace with hash 889938626, now seen corresponding path program 1 times [2021-06-11 16:06:45,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:45,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934199418] [2021-06-11 16:06:45,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:45,951 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-06-11 16:06:45,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:45,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934199418] [2021-06-11 16:06:45,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:45,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-11 16:06:45,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399838593] [2021-06-11 16:06:45,960 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 16:06:45,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:45,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 16:06:45,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 16:06:45,962 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 187 [2021-06-11 16:06:45,962 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 32 places, 23 transitions, 56 flow. Second operand has 3 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:45,962 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:45,962 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 187 [2021-06-11 16:06:45,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:45,995 INFO L129 PetriNetUnfolder]: 27/102 cut-off events. [2021-06-11 16:06:45,995 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 16:06:45,996 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177 conditions, 102 events. 27/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 451 event pairs, 11 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 168. Up to 41 conditions per place. [2021-06-11 16:06:45,996 INFO L132 encePairwiseOnDemand]: 180/187 looper letters, 4 selfloop transitions, 5 changer transitions 4/28 dead transitions. [2021-06-11 16:06:45,996 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 28 transitions, 90 flow [2021-06-11 16:06:45,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 16:06:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 16:06:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 448 transitions. [2021-06-11 16:06:46,000 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7985739750445633 [2021-06-11 16:06:46,000 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 448 transitions. [2021-06-11 16:06:46,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 448 transitions. [2021-06-11 16:06:46,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:46,001 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 448 transitions. [2021-06-11 16:06:46,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 149.33333333333334) internal successors, (448), 3 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,004 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,004 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,004 INFO L185 Difference]: Start difference. First operand has 32 places, 23 transitions, 56 flow. Second operand 3 states and 448 transitions. [2021-06-11 16:06:46,004 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 28 transitions, 90 flow [2021-06-11 16:06:46,005 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 28 transitions, 86 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 16:06:46,005 INFO L241 Difference]: Finished difference. Result has 33 places, 24 transitions, 77 flow [2021-06-11 16:06:46,005 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=23, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=77, PETRI_PLACES=33, PETRI_TRANSITIONS=24} [2021-06-11 16:06:46,006 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, -2 predicate places. [2021-06-11 16:06:46,006 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:46,006 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 24 transitions, 77 flow [2021-06-11 16:06:46,006 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 24 transitions, 77 flow [2021-06-11 16:06:46,007 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 24 transitions, 77 flow [2021-06-11 16:06:46,014 INFO L129 PetriNetUnfolder]: 11/62 cut-off events. [2021-06-11 16:06:46,014 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-06-11 16:06:46,015 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 62 events. 11/62 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 231 event pairs, 5 based on Foata normal form. 0/57 useless extension candidates. Maximal degree in co-relation 101. Up to 26 conditions per place. [2021-06-11 16:06:46,015 INFO L151 LiptonReduction]: Number of co-enabled transitions 238 [2021-06-11 16:06:46,050 INFO L163 LiptonReduction]: Checked pairs total: 162 [2021-06-11 16:06:46,051 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:46,051 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 45 [2021-06-11 16:06:46,052 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 24 transitions, 77 flow [2021-06-11 16:06:46,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,052 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:46,052 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:46,053 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-11 16:06:46,053 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:46,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:46,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1818292743, now seen corresponding path program 1 times [2021-06-11 16:06:46,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:46,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983643672] [2021-06-11 16:06:46,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:46,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,107 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-06-11 16:06:46,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:46,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:46,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983643672] [2021-06-11 16:06:46,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:46,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 16:06:46,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798478277] [2021-06-11 16:06:46,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 16:06:46,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:46,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 16:06:46,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-11 16:06:46,118 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 187 [2021-06-11 16:06:46,118 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 24 transitions, 77 flow. Second operand has 4 states, 4 states have (on average 145.75) internal successors, (583), 4 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,119 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:46,119 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 187 [2021-06-11 16:06:46,119 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:46,151 INFO L129 PetriNetUnfolder]: 8/54 cut-off events. [2021-06-11 16:06:46,151 INFO L130 PetriNetUnfolder]: For 11/37 co-relation queries the response was YES. [2021-06-11 16:06:46,151 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 54 events. 8/54 cut-off events. For 11/37 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 162 event pairs, 2 based on Foata normal form. 2/53 useless extension candidates. Maximal degree in co-relation 114. Up to 21 conditions per place. [2021-06-11 16:06:46,152 INFO L132 encePairwiseOnDemand]: 181/187 looper letters, 5 selfloop transitions, 6 changer transitions 0/26 dead transitions. [2021-06-11 16:06:46,152 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 26 transitions, 108 flow [2021-06-11 16:06:46,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 16:06:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 16:06:46,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 591 transitions. [2021-06-11 16:06:46,154 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7901069518716578 [2021-06-11 16:06:46,155 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 591 transitions. [2021-06-11 16:06:46,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 591 transitions. [2021-06-11 16:06:46,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:46,155 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 591 transitions. [2021-06-11 16:06:46,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,158 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 187.0) internal successors, (935), 5 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,159 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 187.0) internal successors, (935), 5 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,159 INFO L185 Difference]: Start difference. First operand has 31 places, 24 transitions, 77 flow. Second operand 4 states and 591 transitions. [2021-06-11 16:06:46,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 26 transitions, 108 flow [2021-06-11 16:06:46,160 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 26 transitions, 102 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 16:06:46,160 INFO L241 Difference]: Finished difference. Result has 35 places, 25 transitions, 98 flow [2021-06-11 16:06:46,160 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=98, PETRI_PLACES=35, PETRI_TRANSITIONS=25} [2021-06-11 16:06:46,161 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 0 predicate places. [2021-06-11 16:06:46,161 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:46,161 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 25 transitions, 98 flow [2021-06-11 16:06:46,161 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 35 places, 25 transitions, 98 flow [2021-06-11 16:06:46,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 25 transitions, 98 flow [2021-06-11 16:06:46,171 INFO L129 PetriNetUnfolder]: 8/56 cut-off events. [2021-06-11 16:06:46,171 INFO L130 PetriNetUnfolder]: For 24/26 co-relation queries the response was YES. [2021-06-11 16:06:46,171 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 56 events. 8/56 cut-off events. For 24/26 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 190 event pairs, 4 based on Foata normal form. 0/53 useless extension candidates. Maximal degree in co-relation 110. Up to 21 conditions per place. [2021-06-11 16:06:46,172 INFO L151 LiptonReduction]: Number of co-enabled transitions 252 [2021-06-11 16:06:46,174 INFO L163 LiptonReduction]: Checked pairs total: 171 [2021-06-11 16:06:46,174 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:46,175 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 14 [2021-06-11 16:06:46,175 INFO L480 AbstractCegarLoop]: Abstraction has has 35 places, 25 transitions, 98 flow [2021-06-11 16:06:46,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 145.75) internal successors, (583), 4 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,176 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:46,176 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:46,176 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-11 16:06:46,176 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:46,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:46,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1817645029, now seen corresponding path program 1 times [2021-06-11 16:06:46,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:46,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532753753] [2021-06-11 16:06:46,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:46,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,220 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-06-11 16:06:46,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:46,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:46,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532753753] [2021-06-11 16:06:46,229 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:46,229 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 16:06:46,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262588478] [2021-06-11 16:06:46,229 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 16:06:46,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:46,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 16:06:46,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-11 16:06:46,231 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 187 [2021-06-11 16:06:46,232 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 25 transitions, 98 flow. Second operand has 4 states, 4 states have (on average 145.75) internal successors, (583), 4 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,232 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:46,232 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 187 [2021-06-11 16:06:46,232 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:46,260 INFO L129 PetriNetUnfolder]: 6/50 cut-off events. [2021-06-11 16:06:46,261 INFO L130 PetriNetUnfolder]: For 34/59 co-relation queries the response was YES. [2021-06-11 16:06:46,261 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 50 events. 6/50 cut-off events. For 34/59 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 148 event pairs, 3 based on Foata normal form. 4/52 useless extension candidates. Maximal degree in co-relation 118. Up to 18 conditions per place. [2021-06-11 16:06:46,261 INFO L132 encePairwiseOnDemand]: 182/187 looper letters, 4 selfloop transitions, 7 changer transitions 0/26 dead transitions. [2021-06-11 16:06:46,262 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 26 transitions, 127 flow [2021-06-11 16:06:46,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 16:06:46,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 16:06:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 591 transitions. [2021-06-11 16:06:46,264 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7901069518716578 [2021-06-11 16:06:46,264 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 591 transitions. [2021-06-11 16:06:46,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 591 transitions. [2021-06-11 16:06:46,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:46,265 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 591 transitions. [2021-06-11 16:06:46,266 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,268 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 187.0) internal successors, (935), 5 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,268 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 187.0) internal successors, (935), 5 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,268 INFO L185 Difference]: Start difference. First operand has 35 places, 25 transitions, 98 flow. Second operand 4 states and 591 transitions. [2021-06-11 16:06:46,268 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 26 transitions, 127 flow [2021-06-11 16:06:46,269 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 26 transitions, 117 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 16:06:46,270 INFO L241 Difference]: Finished difference. Result has 37 places, 26 transitions, 115 flow [2021-06-11 16:06:46,270 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=89, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=115, PETRI_PLACES=37, PETRI_TRANSITIONS=26} [2021-06-11 16:06:46,270 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 2 predicate places. [2021-06-11 16:06:46,270 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:46,271 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 26 transitions, 115 flow [2021-06-11 16:06:46,271 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 26 transitions, 115 flow [2021-06-11 16:06:46,271 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 26 transitions, 115 flow [2021-06-11 16:06:46,279 INFO L129 PetriNetUnfolder]: 6/48 cut-off events. [2021-06-11 16:06:46,279 INFO L130 PetriNetUnfolder]: For 31/38 co-relation queries the response was YES. [2021-06-11 16:06:46,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 48 events. 6/48 cut-off events. For 31/38 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 142 event pairs, 2 based on Foata normal form. 0/46 useless extension candidates. Maximal degree in co-relation 105. Up to 18 conditions per place. [2021-06-11 16:06:46,280 INFO L151 LiptonReduction]: Number of co-enabled transitions 266 [2021-06-11 16:06:46,282 INFO L163 LiptonReduction]: Checked pairs total: 180 [2021-06-11 16:06:46,282 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:46,282 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-06-11 16:06:46,283 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 26 transitions, 115 flow [2021-06-11 16:06:46,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 145.75) internal successors, (583), 4 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,284 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:46,284 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:46,284 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-11 16:06:46,284 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:46,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:46,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1174842416, now seen corresponding path program 1 times [2021-06-11 16:06:46,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:46,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203698022] [2021-06-11 16:06:46,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:46,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,324 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-06-11 16:06:46,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:46,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:46,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203698022] [2021-06-11 16:06:46,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:46,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 16:06:46,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077986145] [2021-06-11 16:06:46,332 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 16:06:46,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:46,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 16:06:46,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 16:06:46,334 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 187 [2021-06-11 16:06:46,335 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 26 transitions, 115 flow. Second operand has 4 states, 4 states have (on average 143.0) internal successors, (572), 4 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,335 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:46,335 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 187 [2021-06-11 16:06:46,335 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:46,390 INFO L129 PetriNetUnfolder]: 33/124 cut-off events. [2021-06-11 16:06:46,390 INFO L130 PetriNetUnfolder]: For 113/142 co-relation queries the response was YES. [2021-06-11 16:06:46,391 INFO L84 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 124 events. 33/124 cut-off events. For 113/142 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 549 event pairs, 0 based on Foata normal form. 10/131 useless extension candidates. Maximal degree in co-relation 328. Up to 38 conditions per place. [2021-06-11 16:06:46,392 INFO L132 encePairwiseOnDemand]: 180/187 looper letters, 11 selfloop transitions, 18 changer transitions 0/43 dead transitions. [2021-06-11 16:06:46,392 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 43 transitions, 286 flow [2021-06-11 16:06:46,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 16:06:46,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 16:06:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 732 transitions. [2021-06-11 16:06:46,394 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7828877005347593 [2021-06-11 16:06:46,394 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 732 transitions. [2021-06-11 16:06:46,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 732 transitions. [2021-06-11 16:06:46,395 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:46,395 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 732 transitions. [2021-06-11 16:06:46,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 146.4) internal successors, (732), 5 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) [2021-06-11 16:06:46,398 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,399 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,399 INFO L185 Difference]: Start difference. First operand has 37 places, 26 transitions, 115 flow. Second operand 5 states and 732 transitions. [2021-06-11 16:06:46,399 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 43 transitions, 286 flow [2021-06-11 16:06:46,401 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 43 transitions, 260 flow, removed 2 selfloop flow, removed 2 redundant places. [2021-06-11 16:06:46,402 INFO L241 Difference]: Finished difference. Result has 43 places, 39 transitions, 269 flow [2021-06-11 16:06:46,402 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=105, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=269, PETRI_PLACES=43, PETRI_TRANSITIONS=39} [2021-06-11 16:06:46,402 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 8 predicate places. [2021-06-11 16:06:46,402 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:46,402 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 39 transitions, 269 flow [2021-06-11 16:06:46,402 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 39 transitions, 269 flow [2021-06-11 16:06:46,403 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 39 transitions, 269 flow [2021-06-11 16:06:46,418 INFO L129 PetriNetUnfolder]: 24/107 cut-off events. [2021-06-11 16:06:46,419 INFO L130 PetriNetUnfolder]: For 143/177 co-relation queries the response was YES. [2021-06-11 16:06:46,419 INFO L84 FinitePrefix]: Finished finitePrefix Result has 350 conditions, 107 events. 24/107 cut-off events. For 143/177 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 491 event pairs, 2 based on Foata normal form. 3/108 useless extension candidates. Maximal degree in co-relation 333. Up to 40 conditions per place. [2021-06-11 16:06:46,421 INFO L151 LiptonReduction]: Number of co-enabled transitions 380 [2021-06-11 16:06:46,451 INFO L163 LiptonReduction]: Checked pairs total: 201 [2021-06-11 16:06:46,451 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:46,451 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49 [2021-06-11 16:06:46,452 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 39 transitions, 269 flow [2021-06-11 16:06:46,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 143.0) internal successors, (572), 4 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,452 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:46,453 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:46,453 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-11 16:06:46,453 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:46,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:46,453 INFO L82 PathProgramCache]: Analyzing trace with hash 511295794, now seen corresponding path program 2 times [2021-06-11 16:06:46,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:46,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338170919] [2021-06-11 16:06:46,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:46,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,491 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-06-11 16:06:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:46,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338170919] [2021-06-11 16:06:46,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:46,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 16:06:46,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810545872] [2021-06-11 16:06:46,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 16:06:46,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:46,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 16:06:46,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 16:06:46,502 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 187 [2021-06-11 16:06:46,503 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 39 transitions, 269 flow. Second operand has 5 states, 5 states have (on average 142.8) internal successors, (714), 5 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,503 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:46,504 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 187 [2021-06-11 16:06:46,504 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:46,553 INFO L129 PetriNetUnfolder]: 23/119 cut-off events. [2021-06-11 16:06:46,553 INFO L130 PetriNetUnfolder]: For 322/420 co-relation queries the response was YES. [2021-06-11 16:06:46,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 418 conditions, 119 events. 23/119 cut-off events. For 322/420 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 579 event pairs, 1 based on Foata normal form. 14/130 useless extension candidates. Maximal degree in co-relation 399. Up to 35 conditions per place. [2021-06-11 16:06:46,554 INFO L132 encePairwiseOnDemand]: 180/187 looper letters, 7 selfloop transitions, 9 changer transitions 16/46 dead transitions. [2021-06-11 16:06:46,555 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 46 transitions, 398 flow [2021-06-11 16:06:46,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 16:06:46,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 16:06:46,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 728 transitions. [2021-06-11 16:06:46,557 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7786096256684492 [2021-06-11 16:06:46,557 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 728 transitions. [2021-06-11 16:06:46,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 728 transitions. [2021-06-11 16:06:46,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:46,558 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 728 transitions. [2021-06-11 16:06:46,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 145.6) internal successors, (728), 5 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) [2021-06-11 16:06:46,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,561 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,562 INFO L185 Difference]: Start difference. First operand has 43 places, 39 transitions, 269 flow. Second operand 5 states and 728 transitions. [2021-06-11 16:06:46,562 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 46 transitions, 398 flow [2021-06-11 16:06:46,564 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 46 transitions, 398 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-06-11 16:06:46,565 INFO L241 Difference]: Finished difference. Result has 49 places, 28 transitions, 195 flow [2021-06-11 16:06:46,565 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=269, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=195, PETRI_PLACES=49, PETRI_TRANSITIONS=28} [2021-06-11 16:06:46,565 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 14 predicate places. [2021-06-11 16:06:46,565 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:46,566 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 28 transitions, 195 flow [2021-06-11 16:06:46,566 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 28 transitions, 195 flow [2021-06-11 16:06:46,566 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 28 transitions, 195 flow [2021-06-11 16:06:46,574 INFO L129 PetriNetUnfolder]: 7/52 cut-off events. [2021-06-11 16:06:46,574 INFO L130 PetriNetUnfolder]: For 109/112 co-relation queries the response was YES. [2021-06-11 16:06:46,575 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200 conditions, 52 events. 7/52 cut-off events. For 109/112 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 156 event pairs, 2 based on Foata normal form. 1/52 useless extension candidates. Maximal degree in co-relation 179. Up to 20 conditions per place. [2021-06-11 16:06:46,575 INFO L151 LiptonReduction]: Number of co-enabled transitions 244 [2021-06-11 16:06:46,578 INFO L163 LiptonReduction]: Checked pairs total: 126 [2021-06-11 16:06:46,578 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:46,578 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13 [2021-06-11 16:06:46,579 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 28 transitions, 195 flow [2021-06-11 16:06:46,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 142.8) internal successors, (714), 5 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,579 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:46,579 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:46,579 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-11 16:06:46,579 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:46,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:46,580 INFO L82 PathProgramCache]: Analyzing trace with hash 630356760, now seen corresponding path program 1 times [2021-06-11 16:06:46,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:46,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234683988] [2021-06-11 16:06:46,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:46,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 16:06:46,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:46,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234683988] [2021-06-11 16:06:46,621 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:46,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 16:06:46,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911891489] [2021-06-11 16:06:46,621 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 16:06:46,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:46,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 16:06:46,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-11 16:06:46,622 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 187 [2021-06-11 16:06:46,623 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 28 transitions, 195 flow. Second operand has 4 states, 4 states have (on average 149.75) internal successors, (599), 4 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,623 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:46,623 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 187 [2021-06-11 16:06:46,623 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:46,673 INFO L129 PetriNetUnfolder]: 111/252 cut-off events. [2021-06-11 16:06:46,673 INFO L130 PetriNetUnfolder]: For 332/357 co-relation queries the response was YES. [2021-06-11 16:06:46,674 INFO L84 FinitePrefix]: Finished finitePrefix Result has 670 conditions, 252 events. 111/252 cut-off events. For 332/357 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 1332 event pairs, 32 based on Foata normal form. 20/226 useless extension candidates. Maximal degree in co-relation 647. Up to 120 conditions per place. [2021-06-11 16:06:46,675 INFO L132 encePairwiseOnDemand]: 180/187 looper letters, 8 selfloop transitions, 10 changer transitions 0/39 dead transitions. [2021-06-11 16:06:46,675 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 39 transitions, 253 flow [2021-06-11 16:06:46,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 16:06:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 16:06:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 765 transitions. [2021-06-11 16:06:46,677 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2021-06-11 16:06:46,677 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 765 transitions. [2021-06-11 16:06:46,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 765 transitions. [2021-06-11 16:06:46,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:46,678 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 765 transitions. [2021-06-11 16:06:46,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 153.0) internal successors, (765), 5 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,681 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,681 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 187.0) internal successors, (1122), 6 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,681 INFO L185 Difference]: Start difference. First operand has 49 places, 28 transitions, 195 flow. Second operand 5 states and 765 transitions. [2021-06-11 16:06:46,681 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 39 transitions, 253 flow [2021-06-11 16:06:46,683 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 39 transitions, 190 flow, removed 7 selfloop flow, removed 10 redundant places. [2021-06-11 16:06:46,684 INFO L241 Difference]: Finished difference. Result has 46 places, 36 transitions, 201 flow [2021-06-11 16:06:46,684 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=132, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=201, PETRI_PLACES=46, PETRI_TRANSITIONS=36} [2021-06-11 16:06:46,684 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 11 predicate places. [2021-06-11 16:06:46,684 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:46,684 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 36 transitions, 201 flow [2021-06-11 16:06:46,684 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 36 transitions, 201 flow [2021-06-11 16:06:46,685 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 36 transitions, 201 flow [2021-06-11 16:06:46,704 INFO L129 PetriNetUnfolder]: 91/229 cut-off events. [2021-06-11 16:06:46,705 INFO L130 PetriNetUnfolder]: For 185/223 co-relation queries the response was YES. [2021-06-11 16:06:46,705 INFO L84 FinitePrefix]: Finished finitePrefix Result has 664 conditions, 229 events. 91/229 cut-off events. For 185/223 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 1284 event pairs, 34 based on Foata normal form. 1/202 useless extension candidates. Maximal degree in co-relation 647. Up to 141 conditions per place. [2021-06-11 16:06:46,707 INFO L151 LiptonReduction]: Number of co-enabled transitions 350 [2021-06-11 16:06:46,740 INFO L163 LiptonReduction]: Checked pairs total: 142 [2021-06-11 16:06:46,740 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:46,740 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56 [2021-06-11 16:06:46,741 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 36 transitions, 201 flow [2021-06-11 16:06:46,741 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 149.75) internal successors, (599), 4 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,741 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:46,741 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:46,741 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-11 16:06:46,741 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:46,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:46,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1701159649, now seen corresponding path program 1 times [2021-06-11 16:06:46,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:46,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547044801] [2021-06-11 16:06:46,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:46,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 16:06:46,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:46,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:46,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547044801] [2021-06-11 16:06:46,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:46,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 16:06:46,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610000411] [2021-06-11 16:06:46,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 16:06:46,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:46,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 16:06:46,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-11 16:06:46,802 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 187 [2021-06-11 16:06:46,802 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 36 transitions, 201 flow. Second operand has 5 states, 5 states have (on average 149.8) internal successors, (749), 5 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,802 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:46,802 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 187 [2021-06-11 16:06:46,803 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:46,871 INFO L129 PetriNetUnfolder]: 83/210 cut-off events. [2021-06-11 16:06:46,872 INFO L130 PetriNetUnfolder]: For 326/613 co-relation queries the response was YES. [2021-06-11 16:06:46,872 INFO L84 FinitePrefix]: Finished finitePrefix Result has 774 conditions, 210 events. 83/210 cut-off events. For 326/613 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1046 event pairs, 5 based on Foata normal form. 66/253 useless extension candidates. Maximal degree in co-relation 755. Up to 130 conditions per place. [2021-06-11 16:06:46,873 INFO L132 encePairwiseOnDemand]: 180/187 looper letters, 5 selfloop transitions, 18 changer transitions 3/47 dead transitions. [2021-06-11 16:06:46,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 52 places, 47 transitions, 316 flow [2021-06-11 16:06:46,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 16:06:46,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 16:06:46,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1071 transitions. [2021-06-11 16:06:46,876 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2021-06-11 16:06:46,876 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1071 transitions. [2021-06-11 16:06:46,876 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1071 transitions. [2021-06-11 16:06:46,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:46,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1071 transitions. [2021-06-11 16:06:46,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 153.0) internal successors, (1071), 7 states have internal predecessors, (1071), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,881 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 187.0) internal successors, (1496), 8 states have internal predecessors, (1496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,881 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 187.0) internal successors, (1496), 8 states have internal predecessors, (1496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,881 INFO L185 Difference]: Start difference. First operand has 46 places, 36 transitions, 201 flow. Second operand 7 states and 1071 transitions. [2021-06-11 16:06:46,881 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 52 places, 47 transitions, 316 flow [2021-06-11 16:06:46,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 47 transitions, 309 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-06-11 16:06:46,884 INFO L241 Difference]: Finished difference. Result has 54 places, 44 transitions, 307 flow [2021-06-11 16:06:46,884 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=194, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=307, PETRI_PLACES=54, PETRI_TRANSITIONS=44} [2021-06-11 16:06:46,884 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 19 predicate places. [2021-06-11 16:06:46,884 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:46,884 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 44 transitions, 307 flow [2021-06-11 16:06:46,885 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 44 transitions, 307 flow [2021-06-11 16:06:46,885 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 44 transitions, 307 flow [2021-06-11 16:06:46,903 INFO L129 PetriNetUnfolder]: 70/193 cut-off events. [2021-06-11 16:06:46,903 INFO L130 PetriNetUnfolder]: For 573/698 co-relation queries the response was YES. [2021-06-11 16:06:46,904 INFO L84 FinitePrefix]: Finished finitePrefix Result has 788 conditions, 193 events. 70/193 cut-off events. For 573/698 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 1017 event pairs, 6 based on Foata normal form. 1/170 useless extension candidates. Maximal degree in co-relation 767. Up to 113 conditions per place. [2021-06-11 16:06:46,905 INFO L151 LiptonReduction]: Number of co-enabled transitions 388 [2021-06-11 16:06:46,939 INFO L163 LiptonReduction]: Checked pairs total: 260 [2021-06-11 16:06:46,940 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:46,940 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 56 [2021-06-11 16:06:46,940 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 44 transitions, 307 flow [2021-06-11 16:06:46,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 149.8) internal successors, (749), 5 states have internal predecessors, (749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:46,941 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:46,941 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 16:06:46,941 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-11 16:06:46,941 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:46,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:46,941 INFO L82 PathProgramCache]: Analyzing trace with hash -917098755, now seen corresponding path program 1 times [2021-06-11 16:06:46,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:46,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034261001] [2021-06-11 16:06:46,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:46,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:46,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:46,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:47,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:47,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 16:06:47,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:47,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:47,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:47,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034261001] [2021-06-11 16:06:47,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:47,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-11 16:06:47,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978873326] [2021-06-11 16:06:47,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 16:06:47,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:47,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 16:06:47,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-06-11 16:06:47,012 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 149 out of 187 [2021-06-11 16:06:47,013 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 44 transitions, 307 flow. Second operand has 6 states, 6 states have (on average 149.83333333333334) internal successors, (899), 6 states have internal predecessors, (899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,013 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:47,013 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 149 of 187 [2021-06-11 16:06:47,013 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:47,103 INFO L129 PetriNetUnfolder]: 60/169 cut-off events. [2021-06-11 16:06:47,103 INFO L130 PetriNetUnfolder]: For 733/1194 co-relation queries the response was YES. [2021-06-11 16:06:47,104 INFO L84 FinitePrefix]: Finished finitePrefix Result has 837 conditions, 169 events. 60/169 cut-off events. For 733/1194 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 832 event pairs, 1 based on Foata normal form. 76/222 useless extension candidates. Maximal degree in co-relation 814. Up to 105 conditions per place. [2021-06-11 16:06:47,105 INFO L132 encePairwiseOnDemand]: 180/187 looper letters, 2 selfloop transitions, 20 changer transitions 6/49 dead transitions. [2021-06-11 16:06:47,105 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 49 transitions, 401 flow [2021-06-11 16:06:47,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 16:06:47,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 16:06:47,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1371 transitions. [2021-06-11 16:06:47,108 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8146167557932263 [2021-06-11 16:06:47,108 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1371 transitions. [2021-06-11 16:06:47,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1371 transitions. [2021-06-11 16:06:47,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:47,109 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1371 transitions. [2021-06-11 16:06:47,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 152.33333333333334) internal successors, (1371), 9 states have internal predecessors, (1371), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,114 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 187.0) internal successors, (1870), 10 states have internal predecessors, (1870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,115 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 187.0) internal successors, (1870), 10 states have internal predecessors, (1870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,115 INFO L185 Difference]: Start difference. First operand has 54 places, 44 transitions, 307 flow. Second operand 9 states and 1371 transitions. [2021-06-11 16:06:47,115 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 49 transitions, 401 flow [2021-06-11 16:06:47,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 49 transitions, 352 flow, removed 14 selfloop flow, removed 4 redundant places. [2021-06-11 16:06:47,119 INFO L241 Difference]: Finished difference. Result has 61 places, 43 transitions, 309 flow [2021-06-11 16:06:47,119 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=259, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=309, PETRI_PLACES=61, PETRI_TRANSITIONS=43} [2021-06-11 16:06:47,120 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 26 predicate places. [2021-06-11 16:06:47,120 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:47,120 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 43 transitions, 309 flow [2021-06-11 16:06:47,120 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 61 places, 43 transitions, 309 flow [2021-06-11 16:06:47,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 43 transitions, 309 flow [2021-06-11 16:06:47,135 INFO L129 PetriNetUnfolder]: 38/135 cut-off events. [2021-06-11 16:06:47,135 INFO L130 PetriNetUnfolder]: For 400/443 co-relation queries the response was YES. [2021-06-11 16:06:47,135 INFO L84 FinitePrefix]: Finished finitePrefix Result has 563 conditions, 135 events. 38/135 cut-off events. For 400/443 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 718 event pairs, 1 based on Foata normal form. 1/122 useless extension candidates. Maximal degree in co-relation 540. Up to 44 conditions per place. [2021-06-11 16:06:47,136 INFO L151 LiptonReduction]: Number of co-enabled transitions 344 [2021-06-11 16:06:47,140 INFO L163 LiptonReduction]: Checked pairs total: 218 [2021-06-11 16:06:47,140 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 16:06:47,141 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21 [2021-06-11 16:06:47,141 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 43 transitions, 309 flow [2021-06-11 16:06:47,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 149.83333333333334) internal successors, (899), 6 states have internal predecessors, (899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,141 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:47,142 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] [2021-06-11 16:06:47,142 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-11 16:06:47,142 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:47,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:47,142 INFO L82 PathProgramCache]: Analyzing trace with hash 198666475, now seen corresponding path program 1 times [2021-06-11 16:06:47,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:47,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868362335] [2021-06-11 16:06:47,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 16:06:47,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:47,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:47,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:47,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-11 16:06:47,268 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size [2021-06-11 16:06:47,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 16:06:47,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 16:06:47,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868362335] [2021-06-11 16:06:47,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 16:06:47,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 16:06:47,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302230891] [2021-06-11 16:06:47,276 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-11 16:06:47,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 16:06:47,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-11 16:06:47,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-11 16:06:47,277 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 187 [2021-06-11 16:06:47,277 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 43 transitions, 309 flow. Second operand has 4 states, 4 states have (on average 146.5) internal successors, (586), 4 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,277 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 16:06:47,277 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 187 [2021-06-11 16:06:47,277 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 16:06:47,309 INFO L129 PetriNetUnfolder]: 43/155 cut-off events. [2021-06-11 16:06:47,309 INFO L130 PetriNetUnfolder]: For 483/548 co-relation queries the response was YES. [2021-06-11 16:06:47,310 INFO L84 FinitePrefix]: Finished finitePrefix Result has 674 conditions, 155 events. 43/155 cut-off events. For 483/548 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 824 event pairs, 1 based on Foata normal form. 5/145 useless extension candidates. Maximal degree in co-relation 649. Up to 52 conditions per place. [2021-06-11 16:06:47,310 INFO L132 encePairwiseOnDemand]: 182/187 looper letters, 2 selfloop transitions, 4 changer transitions 17/43 dead transitions. [2021-06-11 16:06:47,310 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 43 transitions, 333 flow [2021-06-11 16:06:47,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-11 16:06:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-06-11 16:06:47,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 591 transitions. [2021-06-11 16:06:47,312 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7901069518716578 [2021-06-11 16:06:47,312 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 591 transitions. [2021-06-11 16:06:47,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 591 transitions. [2021-06-11 16:06:47,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 16:06:47,313 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 591 transitions. [2021-06-11 16:06:47,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 147.75) internal successors, (591), 4 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,316 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 187.0) internal successors, (935), 5 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,317 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 187.0) internal successors, (935), 5 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,317 INFO L185 Difference]: Start difference. First operand has 60 places, 43 transitions, 309 flow. Second operand 4 states and 591 transitions. [2021-06-11 16:06:47,317 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 43 transitions, 333 flow [2021-06-11 16:06:47,321 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 43 transitions, 271 flow, removed 13 selfloop flow, removed 8 redundant places. [2021-06-11 16:06:47,322 INFO L241 Difference]: Finished difference. Result has 56 places, 26 transitions, 142 flow [2021-06-11 16:06:47,323 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=247, PETRI_DIFFERENCE_MINUEND_PLACES=52, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=142, PETRI_PLACES=56, PETRI_TRANSITIONS=26} [2021-06-11 16:06:47,323 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 21 predicate places. [2021-06-11 16:06:47,323 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 16:06:47,323 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 26 transitions, 142 flow [2021-06-11 16:06:47,323 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 26 transitions, 142 flow [2021-06-11 16:06:47,323 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 26 transitions, 142 flow [2021-06-11 16:06:47,328 INFO L129 PetriNetUnfolder]: 5/29 cut-off events. [2021-06-11 16:06:47,328 INFO L130 PetriNetUnfolder]: For 21/21 co-relation queries the response was YES. [2021-06-11 16:06:47,328 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 29 events. 5/29 cut-off events. For 21/21 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 25 event pairs, 0 based on Foata normal form. 0/28 useless extension candidates. Maximal degree in co-relation 75. Up to 8 conditions per place. [2021-06-11 16:06:47,328 INFO L151 LiptonReduction]: Number of co-enabled transitions 66 [2021-06-11 16:06:47,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 16:06:47,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 16:06:47,444 INFO L163 LiptonReduction]: Checked pairs total: 121 [2021-06-11 16:06:47,444 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 16:06:47,444 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 121 [2021-06-11 16:06:47,445 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 25 transitions, 140 flow [2021-06-11 16:06:47,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 146.5) internal successors, (586), 4 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 16:06:47,445 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 16:06:47,445 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] [2021-06-11 16:06:47,445 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-11 16:06:47,446 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-11 16:06:47,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 16:06:47,446 INFO L82 PathProgramCache]: Analyzing trace with hash -151078363, now seen corresponding path program 2 times [2021-06-11 16:06:47,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 16:06:47,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767330447] [2021-06-11 16:06:47,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 16:06:47,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 16:06:47,482 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 16:06:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 16:06:47,521 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 16:06:47,545 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 16:06:47,545 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 16:06:47,545 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-11 16:06:47,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 04:06:47 BasicIcfg [2021-06-11 16:06:47,609 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 16:06:47,610 INFO L168 Benchmark]: Toolchain (without parser) took 10476.23 ms. Allocated memory was 341.8 MB in the beginning and 553.6 MB in the end (delta: 211.8 MB). Free memory was 304.0 MB in the beginning and 430.4 MB in the end (delta: -126.4 MB). Peak memory consumption was 86.2 MB. Max. memory is 16.0 GB. [2021-06-11 16:06:47,610 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 341.8 MB. Free memory is still 322.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 16:06:47,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 547.33 ms. Allocated memory is still 341.8 MB. Free memory was 303.9 MB in the beginning and 300.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. [2021-06-11 16:06:47,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.87 ms. Allocated memory is still 341.8 MB. Free memory was 300.6 MB in the beginning and 298.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 16:06:47,611 INFO L168 Benchmark]: Boogie Preprocessor took 30.68 ms. Allocated memory is still 341.8 MB. Free memory was 298.5 MB in the beginning and 296.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 16:06:47,611 INFO L168 Benchmark]: RCFGBuilder took 1853.33 ms. Allocated memory is still 341.8 MB. Free memory was 296.4 MB in the beginning and 262.1 MB in the end (delta: 34.3 MB). Peak memory consumption was 154.9 MB. Max. memory is 16.0 GB. [2021-06-11 16:06:47,611 INFO L168 Benchmark]: TraceAbstraction took 7993.73 ms. Allocated memory was 341.8 MB in the beginning and 553.6 MB in the end (delta: 211.8 MB). Free memory was 261.1 MB in the beginning and 430.4 MB in the end (delta: -169.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 16.0 GB. [2021-06-11 16:06:47,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 341.8 MB. Free memory is still 322.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 547.33 ms. Allocated memory is still 341.8 MB. Free memory was 303.9 MB in the beginning and 300.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 44.87 ms. Allocated memory is still 341.8 MB. Free memory was 300.6 MB in the beginning and 298.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.68 ms. Allocated memory is still 341.8 MB. Free memory was 298.5 MB in the beginning and 296.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1853.33 ms. Allocated memory is still 341.8 MB. Free memory was 296.4 MB in the beginning and 262.1 MB in the end (delta: 34.3 MB). Peak memory consumption was 154.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 7993.73 ms. Allocated memory was 341.8 MB in the beginning and 553.6 MB in the end (delta: 211.8 MB). Free memory was 261.1 MB in the beginning and 430.4 MB in the end (delta: -169.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5633.2ms, 102 PlacesBefore, 35 PlacesAfterwards, 94 TransitionsBefore, 26 TransitionsAfterwards, 1586 CoEnabledTransitionPairs, 7 FixpointIterations, 36 TrivialSequentialCompositions, 50 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 1 ChoiceCompositions, 90 TotalNumberOfCompositions, 4177 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2049, positive: 1916, positive conditional: 1916, positive unconditional: 0, negative: 133, negative conditional: 133, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2049, positive: 1916, positive conditional: 0, positive unconditional: 1916, negative: 133, negative conditional: 0, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2049, positive: 1916, positive conditional: 0, positive unconditional: 1916, negative: 133, negative conditional: 0, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1383, positive: 1338, positive conditional: 0, positive unconditional: 1338, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1383, positive: 1320, positive conditional: 0, positive unconditional: 1320, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 638, positive: 60, positive conditional: 0, positive unconditional: 60, negative: 578, negative conditional: 0, negative unconditional: 578, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2049, positive: 578, positive conditional: 0, positive unconditional: 578, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 1383, unknown conditional: 0, unknown unconditional: 1383] , Statistics on independence cache: Total cache size (in pairs): 1383, Positive cache size: 1338, Positive conditional cache size: 0, Positive unconditional cache size: 1338, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 68.0ms, 32 PlacesBefore, 32 PlacesAfterwards, 23 TransitionsBefore, 23 TransitionsAfterwards, 244 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 270 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78, positive: 58, positive conditional: 58, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 78, positive: 58, positive conditional: 1, positive unconditional: 57, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 78, positive: 58, positive conditional: 1, positive unconditional: 57, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17, positive: 14, positive conditional: 1, positive unconditional: 13, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 61, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 78, positive: 44, positive conditional: 0, positive unconditional: 44, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 17, unknown conditional: 1, unknown unconditional: 16] , Statistics on independence cache: Total cache size (in pairs): 1400, Positive cache size: 1352, Positive conditional cache size: 1, Positive unconditional cache size: 1351, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 44.4ms, 33 PlacesBefore, 31 PlacesAfterwards, 24 TransitionsBefore, 24 TransitionsAfterwards, 238 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 162 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31, positive: 20, positive conditional: 20, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 31, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 31, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 31, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 1403, Positive cache size: 1355, Positive conditional cache size: 1, Positive unconditional cache size: 1354, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Eliminated conditions: 11 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13.0ms, 35 PlacesBefore, 35 PlacesAfterwards, 25 TransitionsBefore, 25 TransitionsAfterwards, 252 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 171 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43, positive: 32, positive conditional: 32, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 43, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 43, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 43, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 1407, Positive cache size: 1359, Positive conditional cache size: 1, Positive unconditional cache size: 1358, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Eliminated conditions: 8 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.3ms, 37 PlacesBefore, 37 PlacesAfterwards, 26 TransitionsBefore, 26 TransitionsAfterwards, 266 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 180 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 35, positive: 24, positive conditional: 24, positive unconditional: 0, negative: 11, negative conditional: 11, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 35, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 35, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 35, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1407, Positive cache size: 1359, Positive conditional cache size: 1, Positive unconditional cache size: 1358, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Eliminated conditions: 6 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 48.7ms, 43 PlacesBefore, 43 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 380 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 201 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, positive: 33, positive conditional: 33, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 44, positive: 33, positive conditional: 3, positive unconditional: 30, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44, positive: 33, positive conditional: 3, positive unconditional: 30, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 25, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 44, positive: 28, positive conditional: 3, positive unconditional: 25, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 1414, Positive cache size: 1364, Positive conditional cache size: 1, Positive unconditional cache size: 1363, Negative cache size: 50, Negative conditional cache size: 0, Negative unconditional cache size: 50, Eliminated conditions: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12.0ms, 49 PlacesBefore, 49 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 244 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 126 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37, positive: 28, positive conditional: 28, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 37, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 37, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1367, Positive conditional cache size: 1, Positive unconditional cache size: 1366, Negative cache size: 50, Negative conditional cache size: 0, Negative unconditional cache size: 50, Eliminated conditions: 18 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 55.7ms, 46 PlacesBefore, 46 PlacesAfterwards, 36 TransitionsBefore, 36 TransitionsAfterwards, 350 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 142 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17, positive: 9, positive conditional: 5, positive unconditional: 4, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17, positive: 8, positive conditional: 5, positive unconditional: 3, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 1419, Positive cache size: 1368, Positive conditional cache size: 1, Positive unconditional cache size: 1367, Negative cache size: 51, Negative conditional cache size: 0, Negative unconditional cache size: 51, Eliminated conditions: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 54.8ms, 54 PlacesBefore, 54 PlacesAfterwards, 44 TransitionsBefore, 44 TransitionsAfterwards, 388 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 260 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 29, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 29, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 29, positive: 17, positive conditional: 17, positive unconditional: 0, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 1420, Positive cache size: 1368, Positive conditional cache size: 1, Positive unconditional cache size: 1367, Negative cache size: 52, Negative conditional cache size: 0, Negative unconditional cache size: 52, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 20.4ms, 61 PlacesBefore, 60 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 344 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 218 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 12, negative conditional: 12, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 34, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 34, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 34, positive: 21, positive conditional: 21, positive unconditional: 0, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1369, Positive conditional cache size: 2, Positive unconditional cache size: 1367, Negative cache size: 52, Negative conditional cache size: 0, Negative unconditional cache size: 52, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 121.0ms, 56 PlacesBefore, 48 PlacesAfterwards, 26 TransitionsBefore, 25 TransitionsAfterwards, 66 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 121 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 13, negative conditional: 13, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28, positive: 15, positive conditional: 6, positive unconditional: 9, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28, positive: 15, positive conditional: 6, positive unconditional: 9, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 28, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 1424, Positive cache size: 1372, Positive conditional cache size: 2, Positive unconditional cache size: 1370, Negative cache size: 52, Negative conditional cache size: 0, Negative unconditional cache size: 52, Eliminated conditions: 7 - CounterExampleResult [Line: 19]: 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_p0_EAX = 0; [L714] 0 int __unbuffered_p2_EAX = 0; [L715] 0 _Bool main$tmp_guard0; [L716] 0 _Bool main$tmp_guard1; [L718] 0 int x = 0; [L719] 0 _Bool x$flush_delayed; [L720] 0 int x$mem_tmp; [L721] 0 _Bool x$r_buff0_thd0; [L722] 0 _Bool x$r_buff0_thd1; [L723] 0 _Bool x$r_buff0_thd2; [L724] 0 _Bool x$r_buff0_thd3; [L725] 0 _Bool x$r_buff1_thd0; [L726] 0 _Bool x$r_buff1_thd1; [L727] 0 _Bool x$r_buff1_thd2; [L728] 0 _Bool x$r_buff1_thd3; [L729] 0 _Bool x$read_delayed; [L730] 0 int *x$read_delayed_var; [L731] 0 int x$w_buff0; [L732] 0 _Bool x$w_buff0_used; [L733] 0 int x$w_buff1; [L734] 0 _Bool x$w_buff1_used; [L736] 0 int y = 0; [L738] 0 int z = 0; [L739] 0 _Bool weak$$choice0; [L740] 0 _Bool weak$$choice2; [L831] 0 pthread_t t2079; [L832] FCALL, FORK 0 pthread_create(&t2079, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L833] 0 pthread_t t2080; [L834] FCALL, FORK 0 pthread_create(&t2080, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L835] 0 pthread_t t2081; [L836] FCALL, FORK 0 pthread_create(&t2081, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L774] 2 x$w_buff1 = x$w_buff0 [L775] 2 x$w_buff0 = 1 [L776] 2 x$w_buff1_used = x$w_buff0_used [L777] 2 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 2 !(!expression) [L779] 2 x$r_buff1_thd0 = x$r_buff0_thd0 [L780] 2 x$r_buff1_thd1 = x$r_buff0_thd1 [L781] 2 x$r_buff1_thd2 = x$r_buff0_thd2 [L782] 2 x$r_buff1_thd3 = x$r_buff0_thd3 [L783] 2 x$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0] [L786] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L803] 3 __unbuffered_p2_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0] [L806] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1] [L744] 1 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] [L749] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L750] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L751] 1 x$flush_delayed = weak$$choice2 [L752] 1 x$mem_tmp = x [L753] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L753] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0) [L754] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L754] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1) [L755] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L755] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used) [L756] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L756] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L757] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L757] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1) [L758] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L758] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0) [L759] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L759] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L760] 1 __unbuffered_p0_EAX = x [L761] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L761] 1 x = x$flush_delayed ? x$mem_tmp : x [L762] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] [L767] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L769] 1 return 0; [L789] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L789] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L790] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L790] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L791] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L791] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L792] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L792] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L793] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L793] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L796] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L798] 2 return 0; [L809] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L809] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L809] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L809] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L810] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L810] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L811] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L811] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L812] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L812] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L813] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L813] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L816] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L818] 3 return 0; [L838] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L842] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L842] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L842] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L842] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L843] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L843] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L844] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L844] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L845] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L845] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L846] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L846] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L849] 0 main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 1) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 96 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 2.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 7792.5ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 674.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5735.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 59 SDtfs, 38 SDslu, 37 SDs, 0 SdLazy, 150 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 188.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 144.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=309occurred in iteration=9, InterpolantAutomatonStates: 49, 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: 25.7ms SsaConstructionTime, 280.1ms SatisfiabilityAnalysisTime, 418.0ms InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 571 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...