/usr/bin/java -Xmx8000000000 -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/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 07:08:24,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 07:08:24,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 07:08:24,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 07:08:24,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 07:08:24,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 07:08:24,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 07:08:24,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 07:08:24,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 07:08:24,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 07:08:24,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 07:08:24,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 07:08:24,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 07:08:24,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 07:08:24,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 07:08:24,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 07:08:24,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 07:08:24,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 07:08:24,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 07:08:24,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 07:08:24,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 07:08:24,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 07:08:24,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 07:08:24,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 07:08:24,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-12-06 07:08:24,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 07:08:24,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 07:08:24,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 07:08:24,790 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 [2022-12-06 07:08:24,838 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 07:08:24,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 07:08:24,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 07:08:24,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 07:08:24,840 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 07:08:24,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 07:08:24,841 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 07:08:24,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 07:08:24,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 07:08:24,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 07:08:24,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 07:08:24,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 07:08:24,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 07:08:24,842 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 07:08:24,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 07:08:24,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 07:08:24,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 07:08:24,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 07:08:24,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 07:08:24,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 07:08:24,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 07:08:24,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 07:08:24,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 07:08:24,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 07:08:24,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 07:08:24,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 07:08:24,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 07:08:24,844 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 07:08:24,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 07:08:25,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 07:08:25,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 07:08:25,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 07:08:25,144 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 07:08:25,144 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 07:08:25,145 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2022-12-06 07:08:26,258 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 07:08:26,521 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 07:08:26,521 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2022-12-06 07:08:26,530 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abee81622/99daee659cef4feea87bc58c88398223/FLAG1abeb8407 [2022-12-06 07:08:26,541 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abee81622/99daee659cef4feea87bc58c88398223 [2022-12-06 07:08:26,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 07:08:26,544 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 07:08:26,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 07:08:26,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 07:08:26,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 07:08:26,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b17d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26, skipping insertion in model container [2022-12-06 07:08:26,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 07:08:26,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 07:08:26,710 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2022-12-06 07:08:26,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 07:08:26,823 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 07:08:26,833 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2022-12-06 07:08:26,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 07:08:26,884 INFO L208 MainTranslator]: Completed translation [2022-12-06 07:08:26,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26 WrapperNode [2022-12-06 07:08:26,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 07:08:26,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 07:08:26,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 07:08:26,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 07:08:26,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,915 INFO L138 Inliner]: procedures = 163, calls = 38, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2022-12-06 07:08:26,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 07:08:26,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 07:08:26,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 07:08:26,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 07:08:26,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,929 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 07:08:26,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 07:08:26,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 07:08:26,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 07:08:26,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (1/1) ... [2022-12-06 07:08:26,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 07:08:26,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 07:08:26,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-06 07:08:26,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-06 07:08:26,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 07:08:26,991 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-06 07:08:26,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 07:08:26,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 07:08:26,992 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-06 07:08:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-06 07:08:26,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 07:08:26,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 07:08:26,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 07:08:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 07:08:26,994 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 07:08:27,139 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 07:08:27,141 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 07:08:27,297 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 07:08:27,305 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 07:08:27,305 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-06 07:08:27,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:08:27 BoogieIcfgContainer [2022-12-06 07:08:27,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 07:08:27,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 07:08:27,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 07:08:27,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 07:08:27,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:08:26" (1/3) ... [2022-12-06 07:08:27,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49355192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:08:27, skipping insertion in model container [2022-12-06 07:08:27,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:08:26" (2/3) ... [2022-12-06 07:08:27,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49355192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:08:27, skipping insertion in model container [2022-12-06 07:08:27,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:08:27" (3/3) ... [2022-12-06 07:08:27,312 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2022-12-06 07:08:27,325 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 07:08:27,325 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-06 07:08:27,325 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 07:08:27,381 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-06 07:08:27,408 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 86 places, 84 transitions, 173 flow [2022-12-06 07:08:27,466 INFO L130 PetriNetUnfolder]: 2/83 cut-off events. [2022-12-06 07:08:27,466 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:08:27,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87 conditions, 83 events. 2/83 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 0/80 useless extension candidates. Maximal degree in co-relation 47. Up to 2 conditions per place. [2022-12-06 07:08:27,470 INFO L82 GeneralOperation]: Start removeDead. Operand has 86 places, 84 transitions, 173 flow [2022-12-06 07:08:27,474 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 78 places, 75 transitions, 153 flow [2022-12-06 07:08:27,476 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:08:27,493 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 75 transitions, 153 flow [2022-12-06 07:08:27,497 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 78 places, 75 transitions, 153 flow [2022-12-06 07:08:27,524 INFO L130 PetriNetUnfolder]: 1/75 cut-off events. [2022-12-06 07:08:27,524 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:08:27,524 INFO L83 FinitePrefix]: Finished finitePrefix Result has 79 conditions, 75 events. 1/75 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2022-12-06 07:08:27,526 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 75 transitions, 153 flow [2022-12-06 07:08:27,526 INFO L188 LiptonReduction]: Number of co-enabled transitions 748 [2022-12-06 07:08:31,131 INFO L203 LiptonReduction]: Total number of compositions: 59 [2022-12-06 07:08:31,142 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 07:08:31,147 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=REPEATED_LIPTON_PN, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@a7abed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 07:08:31,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-06 07:08:31,151 INFO L130 PetriNetUnfolder]: 1/13 cut-off events. [2022-12-06 07:08:31,151 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:08:31,151 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:08:31,152 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-06 07:08:31,152 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-12-06 07:08:31,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:08:31,156 INFO L85 PathProgramCache]: Analyzing trace with hash -214514858, now seen corresponding path program 1 times [2022-12-06 07:08:31,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:08:31,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87063942] [2022-12-06 07:08:31,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:08:31,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:08:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:08:31,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 07:08:31,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:08:31,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87063942] [2022-12-06 07:08:31,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87063942] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 07:08:31,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 07:08:31,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-06 07:08:31,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101111161] [2022-12-06 07:08:31,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 07:08:31,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 07:08:31,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:08:31,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 07:08:31,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 07:08:31,401 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 5 out of 19 [2022-12-06 07:08:31,402 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 19 transitions, 41 flow. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 07:08:31,402 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:08:31,402 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 5 of 19 [2022-12-06 07:08:31,403 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:08:31,450 INFO L130 PetriNetUnfolder]: 32/90 cut-off events. [2022-12-06 07:08:31,451 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:08:31,451 INFO L83 FinitePrefix]: Finished finitePrefix Result has 169 conditions, 90 events. 32/90 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 280 event pairs, 21 based on Foata normal form. 6/81 useless extension candidates. Maximal degree in co-relation 160. Up to 53 conditions per place. [2022-12-06 07:08:31,452 INFO L137 encePairwiseOnDemand]: 15/19 looper letters, 15 selfloop transitions, 3 changer transitions 0/23 dead transitions. [2022-12-06 07:08:31,453 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 23 transitions, 85 flow [2022-12-06 07:08:31,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 07:08:31,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 07:08:31,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 34 transitions. [2022-12-06 07:08:31,462 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.5964912280701754 [2022-12-06 07:08:31,464 INFO L175 Difference]: Start difference. First operand has 22 places, 19 transitions, 41 flow. Second operand 3 states and 34 transitions. [2022-12-06 07:08:31,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 24 places, 23 transitions, 85 flow [2022-12-06 07:08:31,466 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 23 places, 23 transitions, 84 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-06 07:08:31,468 INFO L231 Difference]: Finished difference. Result has 24 places, 19 transitions, 51 flow [2022-12-06 07:08:31,469 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=19, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=21, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=51, PETRI_PLACES=24, PETRI_TRANSITIONS=19} [2022-12-06 07:08:31,472 INFO L294 CegarLoopForPetriNet]: 22 programPoint places, 2 predicate places. [2022-12-06 07:08:31,472 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:08:31,473 INFO L89 Accepts]: Start accepts. Operand has 24 places, 19 transitions, 51 flow [2022-12-06 07:08:31,475 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:08:31,475 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:08:31,475 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 24 places, 19 transitions, 51 flow [2022-12-06 07:08:31,477 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 24 places, 19 transitions, 51 flow [2022-12-06 07:08:31,480 INFO L130 PetriNetUnfolder]: 1/22 cut-off events. [2022-12-06 07:08:31,481 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-12-06 07:08:31,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33 conditions, 22 events. 1/22 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 30 event pairs, 0 based on Foata normal form. 0/19 useless extension candidates. Maximal degree in co-relation 25. Up to 3 conditions per place. [2022-12-06 07:08:31,481 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 24 places, 19 transitions, 51 flow [2022-12-06 07:08:31,481 INFO L188 LiptonReduction]: Number of co-enabled transitions 124 [2022-12-06 07:08:31,554 INFO L203 LiptonReduction]: Total number of compositions: 0 [2022-12-06 07:08:31,555 INFO L143 eatedLiptonReduction]: Time needed for LBE in milliseconds: 83 [2022-12-06 07:08:31,555 INFO L495 AbstractCegarLoop]: Abstraction has has 24 places, 19 transitions, 51 flow [2022-12-06 07:08:31,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 07:08:31,556 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 07:08:31,556 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 07:08:31,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 07:08:31,556 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-12-06 07:08:31,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 07:08:31,556 INFO L85 PathProgramCache]: Analyzing trace with hash 299161908, now seen corresponding path program 1 times [2022-12-06 07:08:31,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 07:08:31,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501118476] [2022-12-06 07:08:31,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 07:08:31,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 07:08:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 07:08:31,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-06 07:08:31,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 07:08:31,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501118476] [2022-12-06 07:08:31,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501118476] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 07:08:31,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 07:08:31,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-06 07:08:31,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267339970] [2022-12-06 07:08:31,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 07:08:31,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-06 07:08:31,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 07:08:31,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-06 07:08:31,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-12-06 07:08:31,787 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 19 [2022-12-06 07:08:31,787 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 19 transitions, 51 flow. Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-06 07:08:31,787 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 07:08:31,787 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 19 [2022-12-06 07:08:31,787 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 07:08:31,850 INFO L130 PetriNetUnfolder]: 41/98 cut-off events. [2022-12-06 07:08:31,850 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-12-06 07:08:31,850 INFO L83 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 98 events. 41/98 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 270 event pairs, 14 based on Foata normal form. 11/93 useless extension candidates. Maximal degree in co-relation 201. Up to 58 conditions per place. [2022-12-06 07:08:31,850 INFO L137 encePairwiseOnDemand]: 12/19 looper letters, 10 selfloop transitions, 5 changer transitions 11/26 dead transitions. [2022-12-06 07:08:31,851 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 26 transitions, 115 flow [2022-12-06 07:08:31,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-06 07:08:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-12-06 07:08:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2022-12-06 07:08:31,852 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.4342105263157895 [2022-12-06 07:08:31,852 INFO L175 Difference]: Start difference. First operand has 24 places, 19 transitions, 51 flow. Second operand 4 states and 33 transitions. [2022-12-06 07:08:31,852 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 27 places, 26 transitions, 115 flow [2022-12-06 07:08:31,853 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 25 places, 26 transitions, 109 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-06 07:08:31,853 INFO L231 Difference]: Finished difference. Result has 25 places, 13 transitions, 42 flow [2022-12-06 07:08:31,853 INFO L276 CegarLoopForPetriNet]: {PETRI_ALPHABET=19, PETRI_DIFFERENCE_MINUEND_FLOW=45, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=42, PETRI_PLACES=25, PETRI_TRANSITIONS=13} [2022-12-06 07:08:31,854 INFO L294 CegarLoopForPetriNet]: 22 programPoint places, 3 predicate places. [2022-12-06 07:08:31,854 WARN L163 eatedLiptonReduction]: Counterexample is not a run of mAbstraction. Replaying acceptance of the word... [2022-12-06 07:08:31,854 INFO L89 Accepts]: Start accepts. Operand has 25 places, 13 transitions, 42 flow [2022-12-06 07:08:31,854 INFO L95 Accepts]: Finished accepts. [2022-12-06 07:08:31,854 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 07:08:31,854 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 25 places, 13 transitions, 42 flow [2022-12-06 07:08:31,855 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 19 places, 13 transitions, 42 flow [2022-12-06 07:08:31,857 INFO L130 PetriNetUnfolder]: 2/17 cut-off events. [2022-12-06 07:08:31,857 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-06 07:08:31,857 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31 conditions, 17 events. 2/17 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 16 event pairs, 0 based on Foata normal form. 0/16 useless extension candidates. Maximal degree in co-relation 23. Up to 5 conditions per place. [2022-12-06 07:08:31,857 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 19 places, 13 transitions, 42 flow [2022-12-06 07:08:31,858 INFO L188 LiptonReduction]: Number of co-enabled transitions 32 [2022-12-06 07:08:32,183 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [261] L701-3-->L703-2: Formula: (let ((.cse3 (select |v_#pthreadsMutex_973| |v_~#A~0.base_187|))) (let ((.cse1 (store |v_#pthreadsMutex_973| |v_~#A~0.base_187| (store .cse3 |v_~#A~0.offset_181| 1)))) (let ((.cse2 (select .cse1 |v_~#C~0.base_235|))) (and (= |v_#pthreadsMutex_971| (let ((.cse0 (store .cse1 |v_~#C~0.base_235| (store .cse2 |v_~#C~0.offset_232| 1)))) (store .cse0 |v_~#A~0.base_187| (store (select .cse0 |v_~#A~0.base_187|) |v_~#A~0.offset_181| 0)))) (not (= 0 |v_ULTIMATE.start_main_~r~0#1_122|)) (= |v_ULTIMATE.start_main_#t~nondet7#1_226| |v_ULTIMATE.start_main_~r~0#1_122|) (<= |v_ULTIMATE.start_main_#t~nondet7#1_226| 2147483647) (= (select .cse2 |v_~#C~0.offset_232|) 0) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet7#1_226| 2147483648)) (= (select .cse3 |v_~#A~0.offset_181|) 0))))) InVars {#pthreadsMutex=|v_#pthreadsMutex_973|, ~#A~0.offset=|v_~#A~0.offset_181|, ~#C~0.base=|v_~#C~0.base_235|, ~#C~0.offset=|v_~#C~0.offset_232|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_226|, ~#A~0.base=|v_~#A~0.base_187|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_102|, #pthreadsMutex=|v_#pthreadsMutex_971|, ~#A~0.offset=|v_~#A~0.offset_181|, ULTIMATE.start_main_~r~0#1=|v_ULTIMATE.start_main_~r~0#1_122|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_69|, ~#C~0.base=|v_~#C~0.base_235|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_64|, ~#C~0.offset=|v_~#C~0.offset_232|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_96|, ~#A~0.base=|v_~#A~0.base_187|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsMutex, ULTIMATE.start_main_~r~0#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~nondet7#1] and [185] L691-->L692: Formula: (= |v_#pthreadsMutex_19| (store |v_#pthreadsMutex_20| |v_~#C~0.base_10| (store (select |v_#pthreadsMutex_20| |v_~#C~0.base_10|) |v_~#C~0.offset_10| 0))) InVars {#pthreadsMutex=|v_#pthreadsMutex_20|, ~#C~0.base=|v_~#C~0.base_10|, ~#C~0.offset=|v_~#C~0.offset_10|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_19|, ~#C~0.base=|v_~#C~0.base_10|, ~#C~0.offset=|v_~#C~0.offset_10|} AuxVars[] AssignedVars[#pthreadsMutex] [2022-12-06 07:08:32,297 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [260] L701-3-->L703-2: Formula: (let ((.cse1 (select |v_#pthreadsMutex_951| |v_~#B~0.base_203|))) (let ((.cse3 (store |v_#pthreadsMutex_951| |v_~#B~0.base_203| (store .cse1 |v_~#B~0.offset_199| 1)))) (let ((.cse0 (select .cse3 |v_~#C~0.base_225|))) (and (= (select .cse0 |v_~#C~0.offset_224|) 0) (= 0 |v_ULTIMATE.start_main_~r~0#1_114|) (= (select .cse1 |v_~#B~0.offset_199|) 0) (= |v_ULTIMATE.start_main_#t~nondet7#1_210| |v_ULTIMATE.start_main_~r~0#1_114|) (= |v_#pthreadsMutex_949| (let ((.cse2 (store .cse3 |v_~#C~0.base_225| (store .cse0 |v_~#C~0.offset_224| 1)))) (store .cse2 |v_~#B~0.base_203| (store (select .cse2 |v_~#B~0.base_203|) |v_~#B~0.offset_199| 0)))))))) InVars {#pthreadsMutex=|v_#pthreadsMutex_951|, ~#B~0.base=|v_~#B~0.base_203|, ~#C~0.base=|v_~#C~0.base_225|, ~#C~0.offset=|v_~#C~0.offset_224|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_210|, ~#B~0.offset=|v_~#B~0.offset_199|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_94|, #pthreadsMutex=|v_#pthreadsMutex_949|, ~#B~0.base=|v_~#B~0.base_203|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_115|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_76|, ULTIMATE.start_main_~r~0#1=|v_ULTIMATE.start_main_~r~0#1_114|, ~#C~0.base=|v_~#C~0.base_225|, ~#C~0.offset=|v_~#C~0.offset_224|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_88|, ~#B~0.offset=|v_~#B~0.offset_199|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsMutex, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~r~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~nondet7#1] and [185] L691-->L692: Formula: (= |v_#pthreadsMutex_19| (store |v_#pthreadsMutex_20| |v_~#C~0.base_10| (store (select |v_#pthreadsMutex_20| |v_~#C~0.base_10|) |v_~#C~0.offset_10| 0))) InVars {#pthreadsMutex=|v_#pthreadsMutex_20|, ~#C~0.base=|v_~#C~0.base_10|, ~#C~0.offset=|v_~#C~0.offset_10|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_19|, ~#C~0.base=|v_~#C~0.base_10|, ~#C~0.offset=|v_~#C~0.offset_10|} AuxVars[] AssignedVars[#pthreadsMutex] [2022-12-06 07:08:32,329 ERROR L799 SequenceRule]: Run adaptation not supported for post-scripts [2022-12-06 07:08:32,335 ERROR L112 fgCompositionFactory]: Composing non-subsequent actions: [267] L701-3-->L692: Formula: (let ((.cse4 (= 0 |v_ULTIMATE.start_main_~r~0#1_Out_8|)) (.cse6 (= |v_ULTIMATE.start_main_#t~nondet7#1_In_4| |v_ULTIMATE.start_main_~r~0#1_Out_8|))) (or (let ((.cse5 (select |v_#pthreadsMutex_In_16| |v_~#A~0.base_In_12|))) (let ((.cse3 (store |v_#pthreadsMutex_In_16| |v_~#A~0.base_In_12| (store .cse5 |v_~#A~0.offset_In_12| 1)))) (let ((.cse0 (select .cse3 |v_~#C~0.base_In_11|))) (and (= (select .cse0 |v_~#C~0.offset_In_11|) 0) (= |v_#pthreadsMutex_Out_32| (let ((.cse1 (let ((.cse2 (store .cse3 |v_~#C~0.base_In_11| (store .cse0 |v_~#C~0.offset_In_11| 1)))) (store .cse2 |v_~#A~0.base_In_12| (store (select .cse2 |v_~#A~0.base_In_12|) |v_~#A~0.offset_In_12| 0))))) (store .cse1 |v_~#C~0.base_In_11| (store (select .cse1 |v_~#C~0.base_In_11|) |v_~#C~0.offset_In_11| 0)))) (not .cse4) (= |v_ULTIMATE.start_main_#t~nondet10#1_In_3| |v_ULTIMATE.start_main_#t~nondet10#1_Out_14|) (= (select .cse5 |v_~#A~0.offset_In_12|) 0) (<= |v_ULTIMATE.start_main_#t~nondet7#1_In_4| 2147483647) (= |v_ULTIMATE.start_main_#t~nondet11#1_In_1| |v_ULTIMATE.start_main_#t~nondet11#1_Out_10|) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet7#1_In_4| 2147483648)) .cse6)))) (let ((.cse8 (select |v_#pthreadsMutex_In_16| |v_~#B~0.base_In_14|))) (let ((.cse11 (store |v_#pthreadsMutex_In_16| |v_~#B~0.base_In_14| (store .cse8 |v_~#B~0.offset_In_14| 1)))) (let ((.cse7 (select .cse11 |v_~#C~0.base_In_11|))) (and .cse4 (= (select .cse7 |v_~#C~0.offset_In_11|) 0) (= (select .cse8 |v_~#B~0.offset_In_14|) 0) (= |v_#pthreadsMutex_Out_32| (let ((.cse9 (let ((.cse10 (store .cse11 |v_~#C~0.base_In_11| (store .cse7 |v_~#C~0.offset_In_11| 1)))) (store .cse10 |v_~#B~0.base_In_14| (store (select .cse10 |v_~#B~0.base_In_14|) |v_~#B~0.offset_In_14| 0))))) (store .cse9 |v_~#C~0.base_In_11| (store (select .cse9 |v_~#C~0.base_In_11|) |v_~#C~0.offset_In_11| 0)))) (= |v_ULTIMATE.start_main_#t~nondet9#1_In_1| |v_ULTIMATE.start_main_#t~nondet9#1_Out_10|) .cse6 (= |v_ULTIMATE.start_main_#t~nondet8#1_Out_14| |v_ULTIMATE.start_main_#t~nondet8#1_In_3|))))))) InVars {#pthreadsMutex=|v_#pthreadsMutex_In_16|, ~#B~0.base=|v_~#B~0.base_In_14|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_In_3|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_In_1|, ~#C~0.base=|v_~#C~0.base_In_11|, ~#B~0.offset=|v_~#B~0.offset_In_14|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_In_1|, ~#A~0.offset=|v_~#A~0.offset_In_12|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_In_3|, ~#C~0.offset=|v_~#C~0.offset_In_11|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_In_4|, ~#A~0.base=|v_~#A~0.base_In_12|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_Out_32|, ~#B~0.base=|v_~#B~0.base_In_14|, ULTIMATE.start_main_~r~0#1=|v_ULTIMATE.start_main_~r~0#1_Out_8|, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_Out_14|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_Out_10|, ~#C~0.base=|v_~#C~0.base_In_11|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_Out_8|, ~#B~0.offset=|v_~#B~0.offset_In_14|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_Out_8|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_Out_10|, ~#A~0.offset=|v_~#A~0.offset_In_12|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_Out_14|, ~#C~0.offset=|v_~#C~0.offset_In_11|, ~#A~0.base=|v_~#A~0.base_In_12|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsMutex, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_~r~0#1, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_#t~nondet8#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~nondet7#1] and [252] L703-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= |v_ULTIMATE.start___VERIFIER_assert_#in~cond#1_15| |v_ULTIMATE.start___VERIFIER_assert_~cond#1_15|) (= |v_ULTIMATE.start___VERIFIER_assert_~cond#1_15| 0) (= |v_ULTIMATE.start___VERIFIER_assert_#in~cond#1_15| (ite (= v_~g~0_35 42) 1 0))) InVars {~g~0=v_~g~0_35} OutVars{ULTIMATE.start___VERIFIER_assert_#in~cond#1=|v_ULTIMATE.start___VERIFIER_assert_#in~cond#1_15|, ~g~0=v_~g~0_35, ULTIMATE.start___VERIFIER_assert_~cond#1=|v_ULTIMATE.start___VERIFIER_assert_~cond#1_15|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_#in~cond#1, ULTIMATE.start___VERIFIER_assert_~cond#1] [2022-12-06 07:08:32,662 INFO L203 LiptonReduction]: Total number of compositions: 9 [2022-12-06 07:08:32,663 ERROR L123 eatedLiptonReduction]: Lipton reduction run adaptation of counterexample failed. [2022-12-06 07:08:32,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-06 07:08:32,663 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Lipton reduction run adaptation failed, and the cached counterexample word contains letters no longer in the reduced abstraction's alphabet! at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.applyLargeBlockEncoding(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:125) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.refineAbstraction(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-06 07:08:32,666 INFO L158 Benchmark]: Toolchain (without parser) took 6121.77ms. Allocated memory was 203.4MB in the beginning and 267.4MB in the end (delta: 64.0MB). Free memory was 178.2MB in the beginning and 207.1MB in the end (delta: -28.9MB). Peak memory consumption was 152.5MB. Max. memory is 8.0GB. [2022-12-06 07:08:32,666 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 203.4MB. Free memory is still 180.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 07:08:32,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.64ms. Allocated memory is still 203.4MB. Free memory was 178.2MB in the beginning and 158.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-12-06 07:08:32,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.97ms. Allocated memory is still 203.4MB. Free memory was 158.8MB in the beginning and 156.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 07:08:32,667 INFO L158 Benchmark]: Boogie Preprocessor took 14.70ms. Allocated memory is still 203.4MB. Free memory was 156.7MB in the beginning and 155.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-12-06 07:08:32,667 INFO L158 Benchmark]: RCFGBuilder took 375.44ms. Allocated memory is still 203.4MB. Free memory was 155.1MB in the beginning and 140.9MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-12-06 07:08:32,667 INFO L158 Benchmark]: TraceAbstraction took 5356.79ms. Allocated memory was 203.4MB in the beginning and 267.4MB in the end (delta: 64.0MB). Free memory was 140.4MB in the beginning and 207.1MB in the end (delta: -66.7MB). Peak memory consumption was 114.7MB. Max. memory is 8.0GB. [2022-12-06 07:08:32,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 203.4MB. Free memory is still 180.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 340.64ms. Allocated memory is still 203.4MB. Free memory was 178.2MB in the beginning and 158.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.97ms. Allocated memory is still 203.4MB. Free memory was 158.8MB in the beginning and 156.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.70ms. Allocated memory is still 203.4MB. Free memory was 156.7MB in the beginning and 155.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 375.44ms. Allocated memory is still 203.4MB. Free memory was 155.1MB in the beginning and 140.9MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 5356.79ms. Allocated memory was 203.4MB in the beginning and 267.4MB in the end (delta: 64.0MB). Free memory was 140.4MB in the beginning and 207.1MB in the end (delta: -66.7MB). Peak memory consumption was 114.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.6s, 78 PlacesBefore, 22 PlacesAfterwards, 75 TransitionsBefore, 19 TransitionsAfterwards, 748 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 34 TrivialYvCompositions, 24 ConcurrentYvCompositions, 0 ChoiceCompositions, 59 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 618, independent: 525, independent conditional: 525, independent unconditional: 0, dependent: 93, dependent conditional: 93, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 618, independent: 525, independent conditional: 0, independent unconditional: 525, dependent: 93, dependent conditional: 0, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 618, independent: 525, independent conditional: 0, independent unconditional: 525, dependent: 93, dependent conditional: 0, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 618, independent: 525, independent conditional: 0, independent unconditional: 525, dependent: 93, dependent conditional: 0, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 460, independent: 413, independent conditional: 0, independent unconditional: 413, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 460, independent: 373, independent conditional: 0, independent unconditional: 373, dependent: 87, dependent conditional: 0, dependent unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 87, independent: 40, independent conditional: 0, independent unconditional: 40, dependent: 47, dependent conditional: 0, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 154, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 79, dependent conditional: 0, dependent unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 618, independent: 112, independent conditional: 0, independent unconditional: 112, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 460, unknown conditional: 0, unknown unconditional: 460] , Statistics on independence cache: Total cache size (in pairs): 669, Positive cache size: 622, Positive conditional cache size: 0, Positive unconditional cache size: 622, Negative cache size: 47, Negative conditional cache size: 0, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.1s, 24 PlacesBefore, 24 PlacesAfterwards, 19 TransitionsBefore, 19 TransitionsAfterwards, 124 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, independent: 44, independent conditional: 44, independent unconditional: 0, dependent: 24, dependent conditional: 24, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 68, independent: 44, independent conditional: 8, independent unconditional: 36, dependent: 24, dependent conditional: 2, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 60, independent: 40, independent conditional: 0, independent unconditional: 40, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 60, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69, independent: 41, independent conditional: 0, independent unconditional: 41, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 68, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 60, unknown conditional: 0, unknown unconditional: 60] , Statistics on independence cache: Total cache size (in pairs): 60, Positive cache size: 40, Positive conditional cache size: 0, Positive unconditional cache size: 40, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10, Maximal queried relation: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 0.8s, 19 PlacesBefore, 12 PlacesAfterwards, 13 TransitionsBefore, 5 TransitionsAfterwards, 32 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 9 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18, independent: 16, independent conditional: 12, independent unconditional: 4, dependent: 2, dependent conditional: 1, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18, independent: 16, independent conditional: 12, independent unconditional: 4, dependent: 2, dependent conditional: 1, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18, independent: 16, independent conditional: 12, independent unconditional: 4, dependent: 2, dependent conditional: 1, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11, independent: 10, independent conditional: 8, independent unconditional: 2, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 10, independent conditional: 8, independent unconditional: 2, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, independent: 26, independent conditional: 16, independent unconditional: 10, dependent: 3, dependent conditional: 3, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18, independent: 6, independent conditional: 4, independent unconditional: 2, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 11, unknown conditional: 9, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 93, Positive cache size: 72, Positive conditional cache size: 8, Positive unconditional cache size: 64, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0 - ExceptionOrErrorResult: AssertionError: Lipton reduction run adaptation failed, and the cached counterexample word contains letters no longer in the reduced abstraction's alphabet! de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Lipton reduction run adaptation failed, and the cached counterexample word contains letters no longer in the reduced abstraction's alphabet!: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.applyLargeBlockEncoding(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:125) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-06 07:08:32,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...