/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 15:33:45,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 15:33:45,887 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 15:33:45,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 15:33:45,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 15:33:45,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 15:33:45,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 15:33:45,921 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 15:33:45,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 15:33:45,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 15:33:45,926 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 15:33:45,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 15:33:45,927 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 15:33:45,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 15:33:45,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 15:33:45,929 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 15:33:45,929 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 15:33:45,929 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 15:33:45,930 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 15:33:45,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 15:33:45,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 15:33:45,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 15:33:45,931 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 15:33:45,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 15:33:45,932 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 15:33:45,932 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 15:33:45,932 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 15:33:45,932 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 15:33:45,933 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 15:33:45,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 15:33:45,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 15:33:45,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 15:33:45,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 15:33:45,935 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 15:33:45,935 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 15:33:45,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 15:33:45,935 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 15:33:45,935 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 15:33:45,935 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 15:33:45,935 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-04 15:33:46,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 15:33:46,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 15:33:46,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 15:33:46,239 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 15:33:46,239 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 15:33:46,240 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i [2024-04-04 15:33:47,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 15:33:47,662 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 15:33:47,662 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i [2024-04-04 15:33:47,679 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1562bfe2b/92acafb4596c4a65810f3f7c4ca5231c/FLAG05959dba4 [2024-04-04 15:33:47,690 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1562bfe2b/92acafb4596c4a65810f3f7c4ca5231c [2024-04-04 15:33:47,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 15:33:47,693 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 15:33:47,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 15:33:47,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 15:33:47,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 15:33:47,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 03:33:47" (1/1) ... [2024-04-04 15:33:47,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d6ba1f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:47, skipping insertion in model container [2024-04-04 15:33:47,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 03:33:47" (1/1) ... [2024-04-04 15:33:47,745 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 15:33:47,894 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i[1088,1101] [2024-04-04 15:33:48,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 15:33:48,048 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 15:33:48,064 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i[1088,1101] [2024-04-04 15:33:48,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 15:33:48,141 INFO L206 MainTranslator]: Completed translation [2024-04-04 15:33:48,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48 WrapperNode [2024-04-04 15:33:48,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 15:33:48,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 15:33:48,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 15:33:48,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 15:33:48,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,187 INFO L138 Inliner]: procedures = 164, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-04-04 15:33:48,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 15:33:48,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 15:33:48,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 15:33:48,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 15:33:48,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 15:33:48,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 15:33:48,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 15:33:48,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 15:33:48,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (1/1) ... [2024-04-04 15:33:48,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 15:33:48,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 15:33:48,269 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 15:33:48,291 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 15:33:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 15:33:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 15:33:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-04-04 15:33:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 15:33:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 15:33:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-04-04 15:33:48,319 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-04-04 15:33:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 15:33:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 15:33:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-04-04 15:33:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 15:33:48,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 15:33:48,322 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 15:33:48,463 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 15:33:48,465 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 15:33:48,603 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 15:33:48,623 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 15:33:48,623 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-04 15:33:48,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 03:33:48 BoogieIcfgContainer [2024-04-04 15:33:48,625 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 15:33:48,627 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 15:33:48,627 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 15:33:48,630 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 15:33:48,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 03:33:47" (1/3) ... [2024-04-04 15:33:48,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed7d732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 03:33:48, skipping insertion in model container [2024-04-04 15:33:48,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:33:48" (2/3) ... [2024-04-04 15:33:48,631 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed7d732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 03:33:48, skipping insertion in model container [2024-04-04 15:33:48,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 03:33:48" (3/3) ... [2024-04-04 15:33:48,632 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_true.i [2024-04-04 15:33:48,640 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 15:33:48,649 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 15:33:48,649 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-04 15:33:48,649 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 15:33:48,701 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-04-04 15:33:48,744 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 15:33:48,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 15:33:48,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 15:33:48,748 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 15:33:48,764 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 15:33:48,795 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 15:33:48,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:33:48,811 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 15:33:48,818 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;@6b9dc528, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 15:33:48,819 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-04 15:33:48,852 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 15:33:48,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:33:48,854 INFO L85 PathProgramCache]: Analyzing trace with hash -443032748, now seen corresponding path program 1 times [2024-04-04 15:33:48,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:33:48,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855582104] [2024-04-04 15:33:48,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:33:48,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:33:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:33:49,195 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 15:33:49,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:33:49,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855582104] [2024-04-04 15:33:49,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855582104] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:33:49,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:33:49,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 15:33:49,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406443267] [2024-04-04 15:33:49,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:33:49,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 15:33:49,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:33:49,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 15:33:49,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-04 15:33:49,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:33:49,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:33:49,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 15:33:49,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:33:49,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:33:49,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 15:33:49,485 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 15:33:49,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:33:49,485 INFO L85 PathProgramCache]: Analyzing trace with hash -275349475, now seen corresponding path program 1 times [2024-04-04 15:33:49,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:33:49,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181231007] [2024-04-04 15:33:49,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:33:49,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:33:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:33:49,822 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 15:33:49,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:33:49,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181231007] [2024-04-04 15:33:49,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181231007] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:33:49,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:33:49,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 15:33:49,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395529157] [2024-04-04 15:33:49,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:33:49,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 15:33:49,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:33:49,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 15:33:49,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-04-04 15:33:49,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:33:49,838 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:33:49,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 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 15:33:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:33:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:33:50,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:33:50,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 15:33:50,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-04 15:33:50,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-04-04 15:33:50,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-04 15:33:50,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 15:33:50,009 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-04-04 15:33:50,011 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 15:33:50,011 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 15:33:50,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 03:33:50 BasicIcfg [2024-04-04 15:33:50,015 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 15:33:50,018 INFO L158 Benchmark]: Toolchain (without parser) took 2322.35ms. Allocated memory was 233.8MB in the beginning and 291.5MB in the end (delta: 57.7MB). Free memory was 160.4MB in the beginning and 209.0MB in the end (delta: -48.6MB). Peak memory consumption was 8.5MB. Max. memory is 8.0GB. [2024-04-04 15:33:50,019 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 233.8MB. Free memory was 198.1MB in the beginning and 198.1MB in the end (delta: 17.5kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 15:33:50,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.54ms. Allocated memory is still 233.8MB. Free memory was 160.4MB in the beginning and 141.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-04-04 15:33:50,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.92ms. Allocated memory is still 233.8MB. Free memory was 141.0MB in the beginning and 138.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 15:33:50,021 INFO L158 Benchmark]: Boogie Preprocessor took 26.36ms. Allocated memory is still 233.8MB. Free memory was 138.9MB in the beginning and 137.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-04 15:33:50,023 INFO L158 Benchmark]: RCFGBuilder took 409.28ms. Allocated memory is still 233.8MB. Free memory was 137.8MB in the beginning and 197.7MB in the end (delta: -59.8MB). Peak memory consumption was 20.9MB. Max. memory is 8.0GB. [2024-04-04 15:33:50,028 INFO L158 Benchmark]: TraceAbstraction took 1387.95ms. Allocated memory was 233.8MB in the beginning and 291.5MB in the end (delta: 57.7MB). Free memory was 196.6MB in the beginning and 209.0MB in the end (delta: -12.4MB). Peak memory consumption was 44.2MB. Max. memory is 8.0GB. [2024-04-04 15:33:50,030 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 233.8MB. Free memory was 198.1MB in the beginning and 198.1MB in the end (delta: 17.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 447.54ms. Allocated memory is still 233.8MB. Free memory was 160.4MB in the beginning and 141.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.92ms. Allocated memory is still 233.8MB. Free memory was 141.0MB in the beginning and 138.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.36ms. Allocated memory is still 233.8MB. Free memory was 138.9MB in the beginning and 137.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 409.28ms. Allocated memory is still 233.8MB. Free memory was 137.8MB in the beginning and 197.7MB in the end (delta: -59.8MB). Peak memory consumption was 20.9MB. Max. memory is 8.0GB. * TraceAbstraction took 1387.95ms. Allocated memory was 233.8MB in the beginning and 291.5MB in the end (delta: 57.7MB). Free memory was 196.6MB in the beginning and 209.0MB in the end (delta: -12.4MB). Peak memory consumption was 44.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 349, independent: 326, independent conditional: 317, independent unconditional: 9, dependent: 23, dependent conditional: 21, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 330, independent: 326, independent conditional: 317, independent unconditional: 9, dependent: 4, dependent conditional: 4, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 330, independent: 326, independent conditional: 317, independent unconditional: 9, dependent: 4, dependent conditional: 4, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 330, independent: 326, independent conditional: 317, independent unconditional: 9, dependent: 4, dependent conditional: 4, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 338, independent: 326, independent conditional: 55, independent unconditional: 271, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 338, independent: 326, independent conditional: 6, independent unconditional: 320, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 338, independent: 326, independent conditional: 6, independent unconditional: 320, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 88, independent: 86, independent conditional: 1, independent unconditional: 85, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 88, independent: 84, independent conditional: 0, independent unconditional: 84, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 1, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 1, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, independent: 7, independent conditional: 4, independent unconditional: 2, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 338, independent: 240, independent conditional: 5, independent unconditional: 235, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 88, unknown conditional: 1, unknown unconditional: 87] , Statistics on independence cache: Total cache size (in pairs): 88, Positive cache size: 86, Positive conditional cache size: 1, Positive unconditional cache size: 85, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 53, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 338, independent: 326, independent conditional: 55, independent unconditional: 271, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 338, independent: 326, independent conditional: 6, independent unconditional: 320, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 338, independent: 326, independent conditional: 6, independent unconditional: 320, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 88, independent: 86, independent conditional: 1, independent unconditional: 85, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 88, independent: 84, independent conditional: 0, independent unconditional: 84, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 1, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 1, independent unconditional: 1, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, independent: 7, independent conditional: 4, independent unconditional: 2, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 338, independent: 240, independent conditional: 5, independent unconditional: 235, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 88, unknown conditional: 1, unknown unconditional: 87] , Statistics on independence cache: Total cache size (in pairs): 88, Positive cache size: 86, Positive conditional cache size: 1, Positive unconditional cache size: 85, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 53 ], Independence queries for same thread: 19 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: 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 3 procedures, 88 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, 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: 15, 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, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 71 ConstructedInterpolants, 0 QuantifiedInterpolants, 172 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-04 15:33:50,051 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 [2024-04-04 15:33:50,252 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...