/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-RepeatedSemanticLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-node-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 01:57:29,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 01:57:29,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 01:57:29,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 01:57:29,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 01:57:29,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 01:57:29,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 01:57:29,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 01:57:29,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 01:57:29,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 01:57:29,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 01:57:29,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 01:57:29,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 01:57:29,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 01:57:29,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 01:57:29,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 01:57:29,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 01:57:29,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 01:57:29,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 01:57:29,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 01:57:29,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 01:57:29,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 01:57:29,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 01:57:29,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 01:57:29,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 01:57:29,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 01:57:29,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 01:57:29,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 01:57:29,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 01:57:29,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 01:57:29,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 01:57:29,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 01:57:29,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 01:57:29,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 01:57:29,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 01:57:29,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 01:57:29,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 01:57:29,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 01:57:29,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 01:57:29,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 01:57:29,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 01:57:29,233 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-RepeatedSemanticLbe.epf [2022-12-06 01:57:29,259 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 01:57:29,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 01:57:29,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 01:57:29,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 01:57:29,261 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 01:57:29,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 01:57:29,261 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 01:57:29,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 01:57:29,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 01:57:29,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 01:57:29,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 01:57:29,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 01:57:29,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 01:57:29,262 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 01:57:29,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 01:57:29,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 01:57:29,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 01:57:29,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 01:57:29,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 01:57:29,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 01:57:29,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 01:57:29,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:57:29,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 01:57:29,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 01:57:29,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 01:57:29,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 01:57:29,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 01:57:29,264 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 01:57:29,264 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 01:57:29,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 01:57:29,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 01:57:29,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 01:57:29,608 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 01:57:29,608 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 01:57:29,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-node-subst.wvr.c [2022-12-06 01:57:30,815 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 01:57:31,085 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 01:57:31,085 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-subst.wvr.c [2022-12-06 01:57:31,105 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f29021c/0e2a8e25c78d4542a457c4e4f1bab5dc/FLAG75bd4b170 [2022-12-06 01:57:31,117 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f29021c/0e2a8e25c78d4542a457c4e4f1bab5dc [2022-12-06 01:57:31,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 01:57:31,119 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 01:57:31,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 01:57:31,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 01:57:31,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 01:57:31,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5784ecb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31, skipping insertion in model container [2022-12-06 01:57:31,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 01:57:31,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 01:57:31,275 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-subst.wvr.c[3996,4009] [2022-12-06 01:57:31,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:57:31,312 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 01:57:31,341 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-node-subst.wvr.c[3996,4009] [2022-12-06 01:57:31,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:57:31,357 INFO L208 MainTranslator]: Completed translation [2022-12-06 01:57:31,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31 WrapperNode [2022-12-06 01:57:31,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 01:57:31,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 01:57:31,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 01:57:31,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 01:57:31,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,421 INFO L138 Inliner]: procedures = 27, calls = 66, calls flagged for inlining = 22, calls inlined = 34, statements flattened = 413 [2022-12-06 01:57:31,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 01:57:31,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 01:57:31,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 01:57:31,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 01:57:31,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,458 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 01:57:31,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 01:57:31,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 01:57:31,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 01:57:31,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (1/1) ... [2022-12-06 01:57:31,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:57:31,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 01:57:31,497 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 01:57:31,499 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 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-06 01:57:31,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-06 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-06 01:57:31,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-06 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-06 01:57:31,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-06 01:57:31,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 01:57:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 01:57:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 01:57:31,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 01:57:31,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 01:57:31,542 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 01:57:31,646 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 01:57:31,647 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 01:57:32,100 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 01:57:32,118 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 01:57:32,118 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-06 01:57:32,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:32 BoogieIcfgContainer [2022-12-06 01:57:32,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 01:57:32,123 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 01:57:32,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 01:57:32,125 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 01:57:32,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 01:57:31" (1/3) ... [2022-12-06 01:57:32,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508e4a4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:57:32, skipping insertion in model container [2022-12-06 01:57:32,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:31" (2/3) ... [2022-12-06 01:57:32,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508e4a4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:57:32, skipping insertion in model container [2022-12-06 01:57:32,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:32" (3/3) ... [2022-12-06 01:57:32,127 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-node-subst.wvr.c [2022-12-06 01:57:32,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 01:57:32,140 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-06 01:57:32,140 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 01:57:32,244 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-12-06 01:57:32,283 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 452 places, 483 transitions, 990 flow [2022-12-06 01:57:32,498 INFO L130 PetriNetUnfolder]: 41/480 cut-off events. [2022-12-06 01:57:32,498 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:57:32,505 INFO L83 FinitePrefix]: Finished finitePrefix Result has 493 conditions, 480 events. 41/480 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 632 event pairs, 0 based on Foata normal form. 0/438 useless extension candidates. Maximal degree in co-relation 406. Up to 2 conditions per place. [2022-12-06 01:57:32,505 INFO L82 GeneralOperation]: Start removeDead. Operand has 452 places, 483 transitions, 990 flow [2022-12-06 01:57:32,515 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 439 places, 470 transitions, 958 flow [2022-12-06 01:57:32,516 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:57:32,543 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 439 places, 470 transitions, 958 flow [2022-12-06 01:57:32,547 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 439 places, 470 transitions, 958 flow [2022-12-06 01:57:32,660 INFO L130 PetriNetUnfolder]: 41/470 cut-off events. [2022-12-06 01:57:32,660 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:57:32,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 483 conditions, 470 events. 41/470 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 630 event pairs, 0 based on Foata normal form. 0/429 useless extension candidates. Maximal degree in co-relation 406. Up to 2 conditions per place. [2022-12-06 01:57:32,676 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 439 places, 470 transitions, 958 flow [2022-12-06 01:57:32,676 INFO L188 LiptonReduction]: Number of co-enabled transitions 17280 [2022-12-06 01:57:50,575 INFO L203 LiptonReduction]: Total number of compositions: 429 [2022-12-06 01:57:50,585 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-06 01:57:50,590 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;@232175ad, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, Conditionality=CONDITIONAL_DISJUNCTIVE, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-06 01:57:50,590 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-12-06 01:57:50,595 INFO L130 PetriNetUnfolder]: 10/41 cut-off events. [2022-12-06 01:57:50,596 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-06 01:57:50,596 INFO L205 CegarLoopForPetriNet]: Found error trace [2022-12-06 01:57:50,596 INFO L213 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-06 01:57:50,597 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-12-06 01:57:50,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-06 01:57:50,600 INFO L85 PathProgramCache]: Analyzing trace with hash -237819189, now seen corresponding path program 1 times [2022-12-06 01:57:50,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-06 01:57:50,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73560306] [2022-12-06 01:57:50,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-06 01:57:50,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-06 01:57:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-06 01:57:50,926 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 01:57:50,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-06 01:57:50,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73560306] [2022-12-06 01:57:50,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73560306] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-06 01:57:50,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-06 01:57:50,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-06 01:57:50,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270711874] [2022-12-06 01:57:50,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-06 01:57:50,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-06 01:57:50,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-06 01:57:50,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-06 01:57:50,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-06 01:57:50,953 INFO L490 CegarLoopForPetriNet]: Number of universal loopers: 1 out of 42 [2022-12-06 01:57:50,954 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 42 transitions, 102 flow. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 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 01:57:50,954 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-06 01:57:50,954 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1 of 42 [2022-12-06 01:57:50,955 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-06 01:57:51,221 INFO L130 PetriNetUnfolder]: 727/1071 cut-off events. [2022-12-06 01:57:51,221 INFO L131 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2022-12-06 01:57:51,223 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2273 conditions, 1071 events. 727/1071 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 4030 event pairs, 405 based on Foata normal form. 0/881 useless extension candidates. Maximal degree in co-relation 2079. Up to 795 conditions per place. [2022-12-06 01:57:51,229 INFO L137 encePairwiseOnDemand]: 38/42 looper letters, 52 selfloop transitions, 3 changer transitions 0/56 dead transitions. [2022-12-06 01:57:51,229 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 56 transitions, 246 flow [2022-12-06 01:57:51,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-06 01:57:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-06 01:57:51,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2022-12-06 01:57:51,242 INFO L535 CegarLoopForPetriNet]: DFA transition density 0.46825396825396826 [2022-12-06 01:57:51,245 INFO L294 CegarLoopForPetriNet]: 42 programPoint places, 2 predicate places. [2022-12-06 01:57:51,247 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:57:51,247 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 44 places, 56 transitions, 246 flow [2022-12-06 01:57:51,262 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 44 places, 56 transitions, 246 flow [2022-12-06 01:57:51,262 INFO L188 LiptonReduction]: Number of co-enabled transitions 38 [2022-12-06 01:57:51,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-06 01:57:51,438 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IndexOutOfBoundsException: Index 28 out of bounds for length 28 at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70) at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248) at java.base/java.util.Objects.checkIndex(Objects.java:372) at java.base/java.util.ArrayList.get(ArrayList.java:459) at de.uni_freiburg.informatik.ultimate.automata.petrinet.PetriNetRun.getTransition(PetriNetRun.java:125) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.adaptRun(ChoiceRule.java:163) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ChoiceRule.applyInternal(ChoiceRule.java:115) at de.uni_freiburg.informatik.ultimate.automata.partialorder.ReductionRule.apply(ReductionRule.java:80) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.choiceRuleWrapper(LiptonReduction.java:239) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.performReduction(LiptonReduction.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.LiptonReduction.(LiptonReduction.java:143) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.petrinetlbe.PetriNetLargeBlockEncoding.(PetriNetLargeBlockEncoding.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNetWithRepeatedLiptonReduction.applyLargeBlockEncoding(CegarLoopForPetriNetWithRepeatedLiptonReduction.java:106) 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 01:57:51,443 INFO L158 Benchmark]: Toolchain (without parser) took 20323.17ms. Allocated memory was 237.0MB in the beginning and 520.1MB in the end (delta: 283.1MB). Free memory was 212.0MB in the beginning and 428.3MB in the end (delta: -216.3MB). Peak memory consumption was 68.3MB. Max. memory is 8.0GB. [2022-12-06 01:57:51,444 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 237.0MB. Free memory is still 213.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-06 01:57:51,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.57ms. Allocated memory is still 237.0MB. Free memory was 212.0MB in the beginning and 198.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-12-06 01:57:51,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.17ms. Allocated memory is still 237.0MB. Free memory was 198.9MB in the beginning and 195.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-12-06 01:57:51,450 INFO L158 Benchmark]: Boogie Preprocessor took 50.32ms. Allocated memory is still 237.0MB. Free memory was 195.7MB in the beginning and 193.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-12-06 01:57:51,451 INFO L158 Benchmark]: RCFGBuilder took 647.48ms. Allocated memory is still 237.0MB. Free memory was 193.1MB in the beginning and 160.1MB in the end (delta: 33.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2022-12-06 01:57:51,452 INFO L158 Benchmark]: TraceAbstraction took 19319.40ms. Allocated memory was 237.0MB in the beginning and 520.1MB in the end (delta: 283.1MB). Free memory was 159.5MB in the beginning and 428.3MB in the end (delta: -268.8MB). Peak memory consumption was 15.9MB. Max. memory is 8.0GB. [2022-12-06 01:57:51,458 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 237.0MB. Free memory is still 213.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 237.57ms. Allocated memory is still 237.0MB. Free memory was 212.0MB in the beginning and 198.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.17ms. Allocated memory is still 237.0MB. Free memory was 198.9MB in the beginning and 195.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.32ms. Allocated memory is still 237.0MB. Free memory was 195.7MB in the beginning and 193.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 647.48ms. Allocated memory is still 237.0MB. Free memory was 193.1MB in the beginning and 160.1MB in the end (delta: 33.0MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * TraceAbstraction took 19319.40ms. Allocated memory was 237.0MB in the beginning and 520.1MB in the end (delta: 283.1MB). Free memory was 159.5MB in the beginning and 428.3MB in the end (delta: -268.8MB). Peak memory consumption was 15.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17.9s, 439 PlacesBefore, 42 PlacesAfterwards, 470 TransitionsBefore, 42 TransitionsAfterwards, 17280 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 266 TrivialYvCompositions, 131 ConcurrentYvCompositions, 31 ChoiceCompositions, 429 TotalNumberOfCompositions, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11567, independent: 11492, independent conditional: 11492, independent unconditional: 0, dependent: 75, dependent conditional: 75, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11567, independent: 11492, independent conditional: 0, independent unconditional: 11492, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11567, independent: 11492, independent conditional: 0, independent unconditional: 11492, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11567, independent: 11492, independent conditional: 0, independent unconditional: 11492, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10220, independent: 10175, independent conditional: 0, independent unconditional: 10175, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10220, independent: 10175, independent conditional: 0, independent unconditional: 10175, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 71, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 71, dependent conditional: 0, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11567, independent: 1317, independent conditional: 0, independent unconditional: 1317, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 10220, unknown conditional: 0, unknown unconditional: 10220] , Statistics on independence cache: Total cache size (in pairs): 20762, Positive cache size: 20717, Positive conditional cache size: 0, Positive unconditional cache size: 20717, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1 - ExceptionOrErrorResult: IndexOutOfBoundsException: Index 28 out of bounds for length 28 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IndexOutOfBoundsException: Index 28 out of bounds for length 28: java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-06 01:57:51,495 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...