/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-match-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 23:10:07,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 23:10:07,555 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 23:10:07,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 23:10:07,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 23:10:07,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 23:10:07,592 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 23:10:07,592 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 23:10:07,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 23:10:07,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 23:10:07,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 23:10:07,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 23:10:07,596 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 23:10:07,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 23:10:07,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 23:10:07,598 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 23:10:07,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 23:10:07,598 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 23:10:07,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 23:10:07,598 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 23:10:07,598 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 23:10:07,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 23:10:07,599 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 23:10:07,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 23:10:07,600 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 23:10:07,600 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 23:10:07,600 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 23:10:07,600 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 23:10:07,600 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 23:10:07,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 23:10:07,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 23:10:07,602 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 23:10:07,603 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-04-04 23:10:07,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 23:10:07,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 23:10:07,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 23:10:07,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 23:10:07,833 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 23:10:07,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-match-subst.wvr.c [2024-04-04 23:10:08,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 23:10:08,893 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-04-04 23:10:09,005 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 23:10:09,006 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-match-subst.wvr.c [2024-04-04 23:10:09,012 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5ee9f74f9/9645bd2688c2455b8c94aea00e24d7cd/FLAGdfa43e24e [2024-04-04 23:10:09,032 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5ee9f74f9/9645bd2688c2455b8c94aea00e24d7cd [2024-04-04 23:10:09,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 23:10:09,035 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 23:10:09,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 23:10:09,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 23:10:09,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 23:10:09,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efa189a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09, skipping insertion in model container [2024-04-04 23:10:09,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,092 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 23:10:09,289 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-match-subst.wvr.c[3017,3030] [2024-04-04 23:10:09,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 23:10:09,304 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 23:10:09,319 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-match-subst.wvr.c[3017,3030] [2024-04-04 23:10:09,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 23:10:09,331 INFO L206 MainTranslator]: Completed translation [2024-04-04 23:10:09,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09 WrapperNode [2024-04-04 23:10:09,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 23:10:09,334 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 23:10:09,334 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 23:10:09,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 23:10:09,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,376 INFO L138 Inliner]: procedures = 23, calls = 34, calls flagged for inlining = 12, calls inlined = 22, statements flattened = 214 [2024-04-04 23:10:09,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 23:10:09,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 23:10:09,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 23:10:09,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 23:10:09,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,392 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,392 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 23:10:09,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 23:10:09,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 23:10:09,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 23:10:09,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (1/1) ... [2024-04-04 23:10:09,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 23:10:09,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:10:09,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-04 23:10:09,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-04 23:10:09,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 23:10:09,499 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 23:10:09,499 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 23:10:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 23:10:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 23:10:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 23:10:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 23:10:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 23:10:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 23:10:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 23:10:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 23:10:09,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 23:10:09,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 23:10:09,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 23:10:09,503 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 23:10:09,600 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 23:10:09,602 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 23:10:09,893 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 23:10:09,904 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 23:10:09,905 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-04 23:10:09,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:10:09 BoogieIcfgContainer [2024-04-04 23:10:09,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 23:10:09,908 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 23:10:09,908 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 23:10:09,910 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 23:10:09,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 11:10:09" (1/3) ... [2024-04-04 23:10:09,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265f705d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:10:09, skipping insertion in model container [2024-04-04 23:10:09,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:10:09" (2/3) ... [2024-04-04 23:10:09,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265f705d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:10:09, skipping insertion in model container [2024-04-04 23:10:09,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:10:09" (3/3) ... [2024-04-04 23:10:09,912 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-match-subst.wvr.c [2024-04-04 23:10:09,918 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 23:10:09,925 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 23:10:09,925 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 23:10:09,925 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 23:10:09,998 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 23:10:10,032 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 23:10:10,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 23:10:10,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:10:10,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 23:10:10,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-04 23:10:10,085 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 23:10:10,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:10:10,097 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 23:10:10,113 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=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@4e520e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-04 23:10:10,114 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 23:10:10,231 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)] === [2024-04-04 23:10:10,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:10:10,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1511878523, now seen corresponding path program 1 times [2024-04-04 23:10:10,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:10:10,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740158090] [2024-04-04 23:10:10,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:10:10,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:10:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:10:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:10:10,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:10:10,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740158090] [2024-04-04 23:10:10,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740158090] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 23:10:10,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 23:10:10,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 23:10:10,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589201166] [2024-04-04 23:10:10,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 23:10:10,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 23:10:10,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:10:10,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 23:10:10,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 23:10:10,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:10:10,608 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:10:10,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 133.0) internal successors, (266), 2 states have internal predecessors, (266), 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) [2024-04-04 23:10:10,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:10:12,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:10:12,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 23:10:12,909 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:10:12,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:10:12,910 INFO L85 PathProgramCache]: Analyzing trace with hash -286309137, now seen corresponding path program 1 times [2024-04-04 23:10:12,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:10:12,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553692005] [2024-04-04 23:10:12,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:10:12,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:10:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:10:19,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:10:19,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:10:19,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553692005] [2024-04-04 23:10:19,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553692005] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 23:10:19,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 23:10:19,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2024-04-04 23:10:19,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168891993] [2024-04-04 23:10:19,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 23:10:19,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-04-04 23:10:19,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:10:19,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-04-04 23:10:19,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=2251, Unknown=0, NotChecked=0, Total=2352 [2024-04-04 23:10:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:10:19,436 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:10:19,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 5.142857142857143) internal successors, (252), 49 states have internal predecessors, (252), 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) [2024-04-04 23:10:19,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:10:19,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:11:23,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:11:23,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-04-04 23:11:23,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-04 23:11:23,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-04 23:11:23,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-04 23:11:23,480 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-04 23:11:23,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 23:11:23,484 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-04-04 23:11:23,486 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 23:11:23,486 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 23:11:23,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 11:11:23 BasicIcfg [2024-04-04 23:11:23,489 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 23:11:23,489 INFO L158 Benchmark]: Toolchain (without parser) took 74454.03ms. Allocated memory was 184.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 113.1MB in the beginning and 6.4GB in the end (delta: -6.3GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. [2024-04-04 23:11:23,490 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 184.5MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 23:11:23,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.36ms. Allocated memory was 184.5MB in the beginning and 261.1MB in the end (delta: 76.5MB). Free memory was 113.0MB in the beginning and 220.9MB in the end (delta: -107.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-04-04 23:11:23,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.66ms. Allocated memory is still 261.1MB. Free memory was 220.9MB in the beginning and 218.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-04 23:11:23,491 INFO L158 Benchmark]: Boogie Preprocessor took 36.88ms. Allocated memory is still 261.1MB. Free memory was 218.3MB in the beginning and 216.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-04 23:11:23,491 INFO L158 Benchmark]: RCFGBuilder took 491.37ms. Allocated memory is still 261.1MB. Free memory was 216.7MB in the beginning and 193.1MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2024-04-04 23:11:23,491 INFO L158 Benchmark]: TraceAbstraction took 73581.07ms. Allocated memory was 261.1MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 191.5MB in the beginning and 6.4GB in the end (delta: -6.2GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. [2024-04-04 23:11:23,496 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 184.5MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 296.36ms. Allocated memory was 184.5MB in the beginning and 261.1MB in the end (delta: 76.5MB). Free memory was 113.0MB in the beginning and 220.9MB in the end (delta: -107.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.66ms. Allocated memory is still 261.1MB. Free memory was 220.9MB in the beginning and 218.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.88ms. Allocated memory is still 261.1MB. Free memory was 218.3MB in the beginning and 216.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 491.37ms. Allocated memory is still 261.1MB. Free memory was 216.7MB in the beginning and 193.1MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 73581.07ms. Allocated memory was 261.1MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 191.5MB in the beginning and 6.4GB in the end (delta: -6.2GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2254617, independent: 2240860, independent conditional: 2240848, independent unconditional: 12, dependent: 13757, dependent conditional: 13756, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 2240848, independent unconditional: 12, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 2240848, independent unconditional: 12, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 2240848, independent unconditional: 12, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 330, independent unconditional: 2240530, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 223, independent unconditional: 2240637, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 223, independent unconditional: 2240637, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12018, independent: 12018, independent conditional: 99, independent unconditional: 11919, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12018, independent: 12018, independent conditional: 0, independent unconditional: 12018, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2240860, independent: 2228842, independent conditional: 124, independent unconditional: 2228718, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 12018, unknown conditional: 99, unknown unconditional: 11919] , Statistics on independence cache: Total cache size (in pairs): 12018, Positive cache size: 12018, Positive conditional cache size: 99, Positive unconditional cache size: 11919, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 107, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 330, independent unconditional: 2240530, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 223, independent unconditional: 2240637, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2240860, independent: 2240860, independent conditional: 223, independent unconditional: 2240637, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12018, independent: 12018, independent conditional: 99, independent unconditional: 11919, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 12018, independent: 12018, independent conditional: 0, independent unconditional: 12018, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2240860, independent: 2228842, independent conditional: 124, independent unconditional: 2228718, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 12018, unknown conditional: 99, unknown unconditional: 11919] , Statistics on independence cache: Total cache size (in pairs): 12018, Positive cache size: 12018, Positive conditional cache size: 99, Positive unconditional cache size: 11919, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 107 ], Independence queries for same thread: 13757 - PositiveResult [Line: 89]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 452 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 73.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 66.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 518 NumberOfCodeBlocks, 518 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 516 ConstructedInterpolants, 0 QuantifiedInterpolants, 6535 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-04 23:11:23,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-04 23:11:23,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...