/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 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 06:03:18,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 06:03:18,157 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 06:03:18,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 06:03:18,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 06:03:18,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 06:03:18,181 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 06:03:18,181 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 06:03:18,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 06:03:18,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 06:03:18,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 06:03:18,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 06:03:18,185 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 06:03:18,186 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 06:03:18,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 06:03:18,187 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 06:03:18,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 06:03:18,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 06:03:18,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 06:03:18,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 06:03:18,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 06:03:18,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 06:03:18,188 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 06:03:18,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 06:03:18,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 06:03:18,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 06:03:18,189 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 06:03:18,189 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 06:03:18,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 06:03:18,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 06:03:18,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 06:03:18,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 06:03:18,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 06:03:18,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 06:03:18,190 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 06:03:18,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 06:03:18,191 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 06:03:18,191 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 06:03:18,191 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 06:03:18,191 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-05-06 06:03:18,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 06:03:18,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 06:03:18,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 06:03:18,409 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 06:03:18,409 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 06:03:18,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-05-06 06:03:19,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 06:03:19,612 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 06:03:19,613 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-05-06 06:03:19,627 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dba16d3b4/e9b14ec4782947b9b0a349b75c859df8/FLAGe27ffa2b3 [2024-05-06 06:03:19,637 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dba16d3b4/e9b14ec4782947b9b0a349b75c859df8 [2024-05-06 06:03:19,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 06:03:19,647 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 06:03:19,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 06:03:19,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 06:03:19,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 06:03:19,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:19,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f9c082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19, skipping insertion in model container [2024-05-06 06:03:19,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:19,682 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 06:03:19,782 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_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2024-05-06 06:03:19,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 06:03:19,879 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 06:03:19,888 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_34-traces-minepp-L-needs-to-be-um_true.i[1107,1120] [2024-05-06 06:03:19,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 06:03:19,973 INFO L206 MainTranslator]: Completed translation [2024-05-06 06:03:19,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19 WrapperNode [2024-05-06 06:03:19,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 06:03:19,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 06:03:19,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 06:03:19,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 06:03:19,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:19,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,012 INFO L138 Inliner]: procedures = 164, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-05-06 06:03:20,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 06:03:20,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 06:03:20,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 06:03:20,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 06:03:20,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,029 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,030 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 06:03:20,031 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 06:03:20,031 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 06:03:20,031 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 06:03:20,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (1/1) ... [2024-05-06 06:03:20,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 06:03:20,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 06:03:20,060 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 06:03:20,072 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 06:03:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 06:03:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-06 06:03:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 06:03:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 06:03:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-05-06 06:03:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-05-06 06:03:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 06:03:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 06:03:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-06 06:03:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 06:03:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 06:03:20,102 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 06:03:20,255 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 06:03:20,257 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 06:03:20,438 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 06:03:20,464 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 06:03:20,465 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 06:03:20,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 06:03:20 BoogieIcfgContainer [2024-05-06 06:03:20,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 06:03:20,467 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 06:03:20,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 06:03:20,470 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 06:03:20,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 06:03:19" (1/3) ... [2024-05-06 06:03:20,470 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f83674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 06:03:20, skipping insertion in model container [2024-05-06 06:03:20,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:03:19" (2/3) ... [2024-05-06 06:03:20,471 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f83674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 06:03:20, skipping insertion in model container [2024-05-06 06:03:20,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 06:03:20" (3/3) ... [2024-05-06 06:03:20,472 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-05-06 06:03:20,477 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 06:03:20,484 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 06:03:20,485 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 06:03:20,485 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 06:03:20,545 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 06:03:20,577 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 06:03:20,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 06:03:20,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 06:03:20,580 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 06:03:20,603 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 06:03:20,613 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 06:03:20,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 06:03:20,624 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 06:03:20,630 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;@1fb73bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 06:03:20,630 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-05-06 06:03:20,666 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-06 06:03:20,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 06:03:20,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1636644158, now seen corresponding path program 1 times [2024-05-06 06:03:20,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 06:03:20,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794844789] [2024-05-06 06:03:20,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:20,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:21,099 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 06:03:21,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 06:03:21,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794844789] [2024-05-06 06:03:21,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794844789] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 06:03:21,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 06:03:21,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 06:03:21,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152302816] [2024-05-06 06:03:21,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 06:03:21,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 06:03:21,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 06:03:21,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 06:03:21,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 06:03:21,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 06:03:21,125 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 06:03:21,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 06:03:21,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 06:03:21,526 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 06:03:21,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 06:03:21,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1199369171, now seen corresponding path program 1 times [2024-05-06 06:03:21,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:21,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:22,052 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 06:03:22,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:22,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:22,265 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 06:03:22,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 06:03:22,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-05-06 06:03:22,657 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-05-06 06:03:22,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 498 [2024-05-06 06:03:22,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1628998984, now seen corresponding path program 1 times [2024-05-06 06:03:22,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:22,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:22,923 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 06:03:22,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:22,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:23,040 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 06:03:23,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 06:03:23,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2024-05-06 06:03:23,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-05-06 06:03:23,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1612105193, now seen corresponding path program 1 times [2024-05-06 06:03:23,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:23,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:23,426 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 06:03:23,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:23,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:23,517 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 06:03:23,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 06:03:23,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2024-05-06 06:03:23,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-05-06 06:03:23,743 INFO L85 PathProgramCache]: Analyzing trace with hash -64127905, now seen corresponding path program 1 times [2024-05-06 06:03:23,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:23,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:23,880 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 06:03:23,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 06:03:23,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 06:03:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 06:03:24,015 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 06:03:24,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 06:03:24,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=514, Unknown=0, NotChecked=0, Total=600 [2024-05-06 06:03:24,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 06:03:24,136 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-05-06 06:03:24,136 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-05-06 06:03:24,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable0 [2024-05-06 06:03:24,144 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-05-06 06:03:24,146 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 06:03:24,146 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 06:03:24,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 06:03:24 BasicIcfg [2024-05-06 06:03:24,151 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 06:03:24,152 INFO L158 Benchmark]: Toolchain (without parser) took 4504.28ms. Allocated memory was 264.2MB in the beginning and 317.7MB in the end (delta: 53.5MB). Free memory was 196.3MB in the beginning and 219.2MB in the end (delta: -22.9MB). Peak memory consumption was 33.0MB. Max. memory is 8.0GB. [2024-05-06 06:03:24,152 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 170.9MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 06:03:24,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.29ms. Allocated memory is still 264.2MB. Free memory was 196.2MB in the beginning and 176.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-05-06 06:03:24,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.04ms. Allocated memory is still 264.2MB. Free memory was 176.2MB in the beginning and 174.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 06:03:24,153 INFO L158 Benchmark]: Boogie Preprocessor took 17.21ms. Allocated memory is still 264.2MB. Free memory was 174.1MB in the beginning and 172.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 06:03:24,154 INFO L158 Benchmark]: RCFGBuilder took 435.18ms. Allocated memory is still 264.2MB. Free memory was 172.7MB in the beginning and 222.5MB in the end (delta: -49.7MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. [2024-05-06 06:03:24,157 INFO L158 Benchmark]: TraceAbstraction took 3683.21ms. Allocated memory was 264.2MB in the beginning and 317.7MB in the end (delta: 53.5MB). Free memory was 221.4MB in the beginning and 219.2MB in the end (delta: 2.2MB). Peak memory consumption was 57.2MB. Max. memory is 8.0GB. [2024-05-06 06:03:24,158 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 170.9MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 325.29ms. Allocated memory is still 264.2MB. Free memory was 196.2MB in the beginning and 176.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.04ms. Allocated memory is still 264.2MB. Free memory was 176.2MB in the beginning and 174.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.21ms. Allocated memory is still 264.2MB. Free memory was 174.1MB in the beginning and 172.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 435.18ms. Allocated memory is still 264.2MB. Free memory was 172.7MB in the beginning and 222.5MB in the end (delta: -49.7MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. * TraceAbstraction took 3683.21ms. Allocated memory was 264.2MB in the beginning and 317.7MB in the end (delta: 53.5MB). Free memory was 221.4MB in the beginning and 219.2MB in the end (delta: 2.2MB). Peak memory consumption was 57.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2271, independent: 2183, independent conditional: 2157, independent unconditional: 26, dependent: 88, dependent conditional: 88, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2196, independent: 2183, independent conditional: 2157, independent unconditional: 26, dependent: 13, dependent conditional: 13, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2196, independent: 2183, independent conditional: 2157, independent unconditional: 26, dependent: 13, dependent conditional: 13, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2196, independent: 2183, independent conditional: 2157, independent unconditional: 26, dependent: 13, dependent conditional: 13, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2248, independent: 2183, independent conditional: 1061, independent unconditional: 1122, dependent: 65, dependent conditional: 42, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2248, independent: 2183, independent conditional: 482, independent unconditional: 1701, dependent: 65, dependent conditional: 25, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2248, independent: 2183, independent conditional: 482, independent unconditional: 1701, dependent: 65, dependent conditional: 25, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 509, independent: 487, independent conditional: 126, independent unconditional: 361, dependent: 22, dependent conditional: 13, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 509, independent: 467, independent conditional: 0, independent unconditional: 467, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 42, independent: 20, independent conditional: 13, independent unconditional: 7, dependent: 22, dependent conditional: 13, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, independent: 20, independent conditional: 13, independent unconditional: 7, dependent: 22, dependent conditional: 13, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, independent: 36, independent conditional: 26, independent unconditional: 10, dependent: 94, dependent conditional: 32, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2248, independent: 1696, independent conditional: 356, independent unconditional: 1340, dependent: 43, dependent conditional: 12, dependent unconditional: 31, unknown: 509, unknown conditional: 139, unknown unconditional: 370] , Statistics on independence cache: Total cache size (in pairs): 509, Positive cache size: 487, Positive conditional cache size: 126, Positive unconditional cache size: 361, Negative cache size: 22, Negative conditional cache size: 13, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 596, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2248, independent: 2183, independent conditional: 1061, independent unconditional: 1122, dependent: 65, dependent conditional: 42, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2248, independent: 2183, independent conditional: 482, independent unconditional: 1701, dependent: 65, dependent conditional: 25, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2248, independent: 2183, independent conditional: 482, independent unconditional: 1701, dependent: 65, dependent conditional: 25, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 509, independent: 487, independent conditional: 126, independent unconditional: 361, dependent: 22, dependent conditional: 13, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 509, independent: 467, independent conditional: 0, independent unconditional: 467, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 42, independent: 20, independent conditional: 13, independent unconditional: 7, dependent: 22, dependent conditional: 13, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, independent: 20, independent conditional: 13, independent unconditional: 7, dependent: 22, dependent conditional: 13, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, independent: 36, independent conditional: 26, independent unconditional: 10, dependent: 94, dependent conditional: 32, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2248, independent: 1696, independent conditional: 356, independent unconditional: 1340, dependent: 43, dependent conditional: 12, dependent unconditional: 31, unknown: 509, unknown conditional: 139, unknown unconditional: 370] , Statistics on independence cache: Total cache size (in pairs): 509, Positive cache size: 487, Positive conditional cache size: 126, Positive unconditional cache size: 361, Negative cache size: 22, Negative conditional cache size: 13, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 596 ], Independence queries for same thread: 75 - 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, 115 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.0s, 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: 5, 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 74 NumberOfCodeBlocks, 74 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 73 ConstructedInterpolants, 0 QuantifiedInterpolants, 126 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 2.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 4, ConditionalCommutativityConditionCalculations: 6, ConditionalCommutativityTraceChecks: 4, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 06:03:24,174 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 06:03:24,379 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...