/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-sre-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 03:20:08,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 03:20:08,906 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 03:20:08,916 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 03:20:08,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 03:20:08,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 03:20:08,953 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 03:20:08,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 03:20:08,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 03:20:08,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 03:20:08,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 03:20:08,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 03:20:08,959 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 03:20:08,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 03:20:08,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 03:20:08,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 03:20:08,961 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 03:20:08,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 03:20:08,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 03:20:08,962 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 03:20:08,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 03:20:08,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 03:20:08,963 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 03:20:08,963 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 03:20:08,964 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 03:20:08,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 03:20:08,964 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 03:20:08,964 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 03:20:08,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 03:20:08,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 03:20:08,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 03:20:08,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 03:20:08,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 03:20:08,966 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 03:20:08,966 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 03:20:08,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 03:20:08,967 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 03:20:08,967 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 03:20:08,967 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 03:20:08,967 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-06 03:20:09,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 03:20:09,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 03:20:09,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 03:20:09,251 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 03:20:09,254 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 03:20:09,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-sre-symm.wvr.c [2024-05-06 03:20:10,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 03:20:10,604 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 03:20:10,604 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-symm.wvr.c [2024-05-06 03:20:10,612 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c6f63c8f4/72f5671043684492b3934e5e45604276/FLAG31a83fab9 [2024-05-06 03:20:10,631 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c6f63c8f4/72f5671043684492b3934e5e45604276 [2024-05-06 03:20:10,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 03:20:10,637 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 03:20:10,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 03:20:10,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 03:20:10,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 03:20:10,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec9400d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10, skipping insertion in model container [2024-05-06 03:20:10,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,671 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 03:20:10,824 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-sre-symm.wvr.c[2133,2146] [2024-05-06 03:20:10,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 03:20:10,840 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 03:20:10,855 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-sre-symm.wvr.c[2133,2146] [2024-05-06 03:20:10,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 03:20:10,868 INFO L206 MainTranslator]: Completed translation [2024-05-06 03:20:10,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10 WrapperNode [2024-05-06 03:20:10,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 03:20:10,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 03:20:10,870 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 03:20:10,870 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 03:20:10,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,898 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2024-05-06 03:20:10,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 03:20:10,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 03:20:10,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 03:20:10,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 03:20:10,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,907 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,907 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,913 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 03:20:10,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 03:20:10,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 03:20:10,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 03:20:10,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (1/1) ... [2024-05-06 03:20:10,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 03:20:10,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:20:10,953 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 03:20:10,994 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 03:20:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 03:20:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 03:20:11,027 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 03:20:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 03:20:11,027 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 03:20:11,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 03:20:11,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 03:20:11,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 03:20:11,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 03:20:11,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 03:20:11,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 03:20:11,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 03:20:11,030 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 03:20:11,127 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 03:20:11,138 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 03:20:11,344 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 03:20:11,383 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 03:20:11,383 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 03:20:11,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:20:11 BoogieIcfgContainer [2024-05-06 03:20:11,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 03:20:11,387 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 03:20:11,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 03:20:11,390 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 03:20:11,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 03:20:10" (1/3) ... [2024-05-06 03:20:11,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74019b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:20:11, skipping insertion in model container [2024-05-06 03:20:11,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 03:20:10" (2/3) ... [2024-05-06 03:20:11,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74019b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 03:20:11, skipping insertion in model container [2024-05-06 03:20:11,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 03:20:11" (3/3) ... [2024-05-06 03:20:11,394 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-symm.wvr.c [2024-05-06 03:20:11,402 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 03:20:11,411 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 03:20:11,412 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 03:20:11,412 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 03:20:11,488 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-06 03:20:11,538 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 03:20:11,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 03:20:11,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 03:20:11,541 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 03:20:11,560 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 03:20:11,583 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 03:20:11,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:20:11,599 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 03:20:11,607 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;@7bb6906b, 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 03:20:11,608 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-06 03:20:11,664 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:20:11,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:20:11,667 INFO L85 PathProgramCache]: Analyzing trace with hash 279945348, now seen corresponding path program 1 times [2024-05-06 03:20:11,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:20:11,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437141588] [2024-05-06 03:20:11,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:20:11,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:20:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:20:11,947 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 03:20:11,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:20:11,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437141588] [2024-05-06 03:20:11,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437141588] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 03:20:11,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 03:20:11,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 03:20:11,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537380274] [2024-05-06 03:20:11,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 03:20:11,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 03:20:11,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:20:11,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 03:20:11,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 03:20:11,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:11,973 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:20:11,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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 03:20:11,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:12,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:12,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 03:20:12,023 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 03:20:12,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 03:20:12,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1105913411, now seen corresponding path program 1 times [2024-05-06 03:20:12,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 03:20:12,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019822518] [2024-05-06 03:20:12,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 03:20:12,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 03:20:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 03:20:13,505 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 03:20:13,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 03:20:13,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019822518] [2024-05-06 03:20:13,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019822518] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 03:20:13,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 03:20:13,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-05-06 03:20:13,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758311939] [2024-05-06 03:20:13,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 03:20:13,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-05-06 03:20:13,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 03:20:13,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 03:20:13,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-05-06 03:20:13,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:13,513 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 03:20:13,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.25) internal successors, (63), 12 states have internal predecessors, (63), 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 03:20:13,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:13,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 03:20:14,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 03:20:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-06 03:20:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-06 03:20:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-06 03:20:14,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 03:20:14,318 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1] [2024-05-06 03:20:14,320 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 03:20:14,320 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 03:20:14,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 03:20:14 BasicIcfg [2024-05-06 03:20:14,323 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 03:20:14,324 INFO L158 Benchmark]: Toolchain (without parser) took 3687.11ms. Allocated memory was 261.1MB in the beginning and 314.6MB in the end (delta: 53.5MB). Free memory was 192.9MB in the beginning and 235.6MB in the end (delta: -42.7MB). Peak memory consumption was 12.3MB. Max. memory is 8.0GB. [2024-05-06 03:20:14,324 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 157.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 03:20:14,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.87ms. Allocated memory is still 261.1MB. Free memory was 192.7MB in the beginning and 181.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-05-06 03:20:14,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.84ms. Allocated memory is still 261.1MB. Free memory was 181.7MB in the beginning and 180.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 03:20:14,325 INFO L158 Benchmark]: Boogie Preprocessor took 19.77ms. Allocated memory is still 261.1MB. Free memory was 180.1MB in the beginning and 178.9MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 03:20:14,326 INFO L158 Benchmark]: RCFGBuilder took 465.73ms. Allocated memory is still 261.1MB. Free memory was 178.8MB in the beginning and 230.8MB in the end (delta: -52.0MB). Peak memory consumption was 18.6MB. Max. memory is 8.0GB. [2024-05-06 03:20:14,326 INFO L158 Benchmark]: TraceAbstraction took 2936.39ms. Allocated memory was 261.1MB in the beginning and 314.6MB in the end (delta: 53.5MB). Free memory was 229.7MB in the beginning and 235.6MB in the end (delta: -5.8MB). Peak memory consumption was 48.2MB. Max. memory is 8.0GB. [2024-05-06 03:20:14,328 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 157.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 228.87ms. Allocated memory is still 261.1MB. Free memory was 192.7MB in the beginning and 181.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.84ms. Allocated memory is still 261.1MB. Free memory was 181.7MB in the beginning and 180.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.77ms. Allocated memory is still 261.1MB. Free memory was 180.1MB in the beginning and 178.9MB in the end (delta: 1.2MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 465.73ms. Allocated memory is still 261.1MB. Free memory was 178.8MB in the beginning and 230.8MB in the end (delta: -52.0MB). Peak memory consumption was 18.6MB. Max. memory is 8.0GB. * TraceAbstraction took 2936.39ms. Allocated memory was 261.1MB in the beginning and 314.6MB in the end (delta: 53.5MB). Free memory was 229.7MB in the beginning and 235.6MB in the end (delta: -5.8MB). Peak memory consumption was 48.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 248, independent: 240, independent conditional: 198, independent unconditional: 42, dependent: 8, dependent conditional: 8, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 240, independent: 240, independent conditional: 198, independent unconditional: 42, 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: 240, independent: 240, independent conditional: 198, independent unconditional: 42, 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: 240, independent: 240, independent conditional: 198, independent unconditional: 42, 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: 240, independent: 240, independent conditional: 78, independent unconditional: 162, 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: 240, independent: 240, independent conditional: 14, independent unconditional: 226, 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: 240, independent: 240, independent conditional: 14, independent unconditional: 226, 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: 80, independent: 80, independent conditional: 7, independent unconditional: 73, 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: 80, independent: 80, independent conditional: 0, independent unconditional: 80, 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: 240, independent: 160, independent conditional: 7, independent unconditional: 153, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 80, unknown conditional: 7, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 7, Positive unconditional cache size: 73, 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: 64, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240, independent: 240, independent conditional: 78, independent unconditional: 162, 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: 240, independent: 240, independent conditional: 14, independent unconditional: 226, 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: 240, independent: 240, independent conditional: 14, independent unconditional: 226, 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: 80, independent: 80, independent conditional: 7, independent unconditional: 73, 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: 80, independent: 80, independent conditional: 0, independent unconditional: 80, 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: 240, independent: 160, independent conditional: 7, independent unconditional: 153, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 80, unknown conditional: 7, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 80, Positive cache size: 80, Positive conditional cache size: 7, Positive unconditional cache size: 73, 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: 64 ], Independence queries for same thread: 8 - PositiveResult [Line: 69]: 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 5 procedures, 88 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, 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: 16, 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, 1.5s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 127 ConstructedInterpolants, 0 QuantifiedInterpolants, 1218 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 03:20:14,350 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 [2024-05-06 03:20:14,545 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...