/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-time-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 03:20:48,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 03:20:48,542 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 03:20:48,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 03:20:48,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 03:20:48,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 03:20:48,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 03:20:48,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 03:20:48,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 03:20:48,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 03:20:48,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 03:20:48,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 03:20:48,575 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 03:20:48,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 03:20:48,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 03:20:48,576 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 03:20:48,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 03:20:48,576 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 03:20:48,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 03:20:48,577 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 03:20:48,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 03:20:48,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 03:20:48,578 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 03:20:48,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 03:20:48,578 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 03:20:48,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 03:20:48,579 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 03:20:48,579 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 03:20:48,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 03:20:48,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 03:20:48,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 03:20:48,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 03:20:48,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 03:20:48,580 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 03:20:48,581 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 03:20:48,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 03:20:48,581 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 03:20:48,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 03:20:48,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 03:20:48,581 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-06 03:20:48,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 03:20:48,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 03:20:48,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 03:20:48,851 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 03:20:48,851 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 03:20:48,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-05-06 03:20:49,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 03:20:50,157 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 03:20:50,157 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-time-trans.wvr.c [2024-05-06 03:20:50,163 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0629166ee/85e2582b4c994a29b692c2ee089e6c57/FLAGbc008d87f [2024-05-06 03:20:50,174 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0629166ee/85e2582b4c994a29b692c2ee089e6c57 [2024-05-06 03:20:50,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 03:20:50,177 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 03:20:50,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 03:20:50,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 03:20:50,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 03:20:50,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60bf12da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50, skipping insertion in model container [2024-05-06 03:20:50,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,204 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 03:20:50,339 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-time-trans.wvr.c[2836,2849] [2024-05-06 03:20:50,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 03:20:50,352 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 03:20:50,372 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-time-trans.wvr.c[2836,2849] [2024-05-06 03:20:50,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 03:20:50,382 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 03:20:50,382 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 03:20:50,389 INFO L206 MainTranslator]: Completed translation [2024-05-06 03:20:50,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50 WrapperNode [2024-05-06 03:20:50,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 03:20:50,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 03:20:50,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 03:20:50,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 03:20:50,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,446 INFO L138 Inliner]: procedures = 23, calls = 39, calls flagged for inlining = 11, calls inlined = 21, statements flattened = 222 [2024-05-06 03:20:50,446 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 03:20:50,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 03:20:50,447 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 03:20:50,447 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 03:20:50,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,481 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 03:20:50,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 03:20:50,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 03:20:50,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 03:20:50,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (1/1) ... [2024-05-06 03:20:50,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 03:20:50,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:20:50,527 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) [2024-05-06 03:20:50,556 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 [2024-05-06 03:20:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 03:20:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 03:20:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 03:20:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 03:20:50,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 03:20:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 03:20:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 03:20:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 03:20:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 03:20:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 03:20:50,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 03:20:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 03:20:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 03:20:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 03:20:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 03:20:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 03:20:50,590 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 03:20:50,720 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 03:20:50,721 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 03:20:51,069 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 03:20:51,344 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 03:20:51,344 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 03:20:51,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:20:51 BoogieIcfgContainer [2024-05-06 03:20:51,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 03:20:51,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 03:20:51,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 03:20:51,353 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 03:20:51,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 03:20:50" (1/3) ... [2024-05-06 03:20:51,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7107b172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:20:51, skipping insertion in model container [2024-05-06 03:20:51,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:50" (2/3) ... [2024-05-06 03:20:51,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7107b172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:20:51, skipping insertion in model container [2024-05-06 03:20:51,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:20:51" (3/3) ... [2024-05-06 03:20:51,357 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-trans.wvr.c [2024-05-06 03:20:51,367 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 03:20:51,375 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 03:20:51,376 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 03:20:51,376 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 03:20:51,438 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-06 03:20:51,485 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 03:20:51,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 03:20:51,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:20:51,487 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) [2024-05-06 03:20:51,496 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 [2024-05-06 03:20:51,526 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 03:20:51,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:20:51,538 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 03:20:51,544 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;@8694f03, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 03:20:51,545 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 03:20:51,590 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)] === [2024-05-06 03:20:51,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:20:51,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1913961783, now seen corresponding path program 1 times [2024-05-06 03:20:51,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:20:51,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944677223] [2024-05-06 03:20:51,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:20:51,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:20:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:20:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:20:51,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:20:51,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944677223] [2024-05-06 03:20:51,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944677223] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 03:20:51,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 03:20:51,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 03:20:51,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202002418] [2024-05-06 03:20:51,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 03:20:51,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 03:20:51,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:20:51,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 03:20:52,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 03:20:52,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:52,002 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:20:52,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 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) [2024-05-06 03:20:52,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:52,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 03:20:52,053 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)] === [2024-05-06 03:20:52,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:20:52,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1185215843, now seen corresponding path program 1 times [2024-05-06 03:20:52,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:20:52,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960558525] [2024-05-06 03:20:52,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:20:52,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:20:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:20:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 03:20:53,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:20:53,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960558525] [2024-05-06 03:20:53,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960558525] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 03:20:53,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 03:20:53,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 03:20:53,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685943051] [2024-05-06 03:20:53,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 03:20:53,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 03:20:53,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:20:53,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 03:20:53,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 03:20:53,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:53,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:20:53,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 7 states have internal predecessors, (99), 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) [2024-05-06 03:20:53,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:53,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:53,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:53,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 03:20:53,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 03:20:53,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 03:20:53,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 03:20:53,737 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 03:20:53,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 03:20:53,742 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1] [2024-05-06 03:20:53,744 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 03:20:53,744 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 03:20:53,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 03:20:53 BasicIcfg [2024-05-06 03:20:53,747 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 03:20:53,748 INFO L158 Benchmark]: Toolchain (without parser) took 3570.52ms. Allocated memory is still 283.1MB. Free memory was 215.3MB in the beginning and 147.8MB in the end (delta: 67.4MB). Peak memory consumption was 67.4MB. Max. memory is 8.0GB. [2024-05-06 03:20:53,748 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 283.1MB. Free memory is still 255.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 03:20:53,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.95ms. Allocated memory is still 283.1MB. Free memory was 214.7MB in the beginning and 203.2MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-06 03:20:53,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.55ms. Allocated memory is still 283.1MB. Free memory was 203.2MB in the beginning and 200.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-06 03:20:53,749 INFO L158 Benchmark]: Boogie Preprocessor took 34.65ms. Allocated memory is still 283.1MB. Free memory was 200.6MB in the beginning and 199.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 03:20:53,750 INFO L158 Benchmark]: RCFGBuilder took 863.60ms. Allocated memory is still 283.1MB. Free memory was 199.0MB in the beginning and 207.6MB in the end (delta: -8.6MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. [2024-05-06 03:20:53,750 INFO L158 Benchmark]: TraceAbstraction took 2396.87ms. Allocated memory is still 283.1MB. Free memory was 206.5MB in the beginning and 147.8MB in the end (delta: 58.7MB). Peak memory consumption was 58.2MB. Max. memory is 8.0GB. [2024-05-06 03:20:53,752 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 283.1MB. Free memory is still 255.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 211.95ms. Allocated memory is still 283.1MB. Free memory was 214.7MB in the beginning and 203.2MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.55ms. Allocated memory is still 283.1MB. Free memory was 203.2MB in the beginning and 200.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.65ms. Allocated memory is still 283.1MB. Free memory was 200.6MB in the beginning and 199.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 863.60ms. Allocated memory is still 283.1MB. Free memory was 199.0MB in the beginning and 207.6MB in the end (delta: -8.6MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. * TraceAbstraction took 2396.87ms. Allocated memory is still 283.1MB. Free memory was 206.5MB in the beginning and 147.8MB in the end (delta: 58.7MB). Peak memory consumption was 58.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1550, independent: 1548, independent conditional: 1338, independent unconditional: 210, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1548, independent: 1548, independent conditional: 1338, independent unconditional: 210, 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: 1548, independent: 1548, independent conditional: 1338, independent unconditional: 210, 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: 1548, independent: 1548, independent conditional: 1338, independent unconditional: 210, 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: 1548, independent: 1548, independent conditional: 564, independent unconditional: 984, 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: 1548, independent: 1548, independent conditional: 142, independent unconditional: 1406, 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: 1548, independent: 1548, independent conditional: 142, independent unconditional: 1406, 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: 270, independent: 270, independent conditional: 28, independent unconditional: 242, 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: 270, independent: 270, independent conditional: 0, independent unconditional: 270, 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: 1548, independent: 1278, independent conditional: 114, independent unconditional: 1164, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 270, unknown conditional: 28, unknown unconditional: 242] , Statistics on independence cache: Total cache size (in pairs): 270, Positive cache size: 270, Positive conditional cache size: 28, Positive unconditional cache size: 242, 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: 422, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1548, independent: 1548, independent conditional: 564, independent unconditional: 984, 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: 1548, independent: 1548, independent conditional: 142, independent unconditional: 1406, 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: 1548, independent: 1548, independent conditional: 142, independent unconditional: 1406, 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: 270, independent: 270, independent conditional: 28, independent unconditional: 242, 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: 270, independent: 270, independent conditional: 0, independent unconditional: 270, 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: 1548, independent: 1278, independent conditional: 114, independent unconditional: 1164, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 270, unknown conditional: 28, unknown unconditional: 242] , Statistics on independence cache: Total cache size (in pairs): 270, Positive cache size: 270, Positive conditional cache size: 28, Positive unconditional cache size: 242, 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: 422 ], Independence queries for same thread: 2 - PositiveResult [Line: 93]: 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, 130 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, 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: 10, 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, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 197 ConstructedInterpolants, 0 QuantifiedInterpolants, 1067 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, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 03:20:53,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-06 03:20:53,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...