/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 NONE -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-03 18:38:32,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-03 18:38:32,308 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-03 18:38:32,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-03 18:38:32,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-03 18:38:32,325 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-03 18:38:32,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-03 18:38:32,326 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-03 18:38:32,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-03 18:38:32,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-03 18:38:32,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-03 18:38:32,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-03 18:38:32,328 INFO L153 SettingsManager]: * Use SBE=true [2024-04-03 18:38:32,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-03 18:38:32,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-03 18:38:32,329 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-03 18:38:32,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-03 18:38:32,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-03 18:38:32,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-03 18:38:32,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-03 18:38:32,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-03 18:38:32,330 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-03 18:38:32,330 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-03 18:38:32,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-03 18:38:32,331 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-03 18:38:32,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-03 18:38:32,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-03 18:38:32,332 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-03 18:38:32,332 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-03 18:38:32,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 18:38:32,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-03 18:38:32,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-03 18:38:32,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-03 18:38:32,333 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-03 18:38:32,333 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-03 18:38:32,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-03 18:38:32,333 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-03 18:38:32,334 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-03 18:38:32,334 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-03 18:38:32,334 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> NONE [2024-04-03 18:38:32,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-03 18:38:32,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-03 18:38:32,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-03 18:38:32,565 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-03 18:38:32,565 INFO L274 PluginConnector]: CDTParser initialized [2024-04-03 18:38:32,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i [2024-04-03 18:38:33,659 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-03 18:38:33,919 INFO L384 CDTParser]: Found 1 translation units. [2024-04-03 18:38:33,920 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_04-priv_multi_true.i [2024-04-03 18:38:33,935 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dbf403f96/ba0d606249504131843c6d6778749e6e/FLAGdd32c22af [2024-04-03 18:38:33,947 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dbf403f96/ba0d606249504131843c6d6778749e6e [2024-04-03 18:38:33,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-03 18:38:33,952 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-03 18:38:33,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-03 18:38:33,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-03 18:38:33,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-03 18:38:33,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 06:38:33" (1/1) ... [2024-04-03 18:38:33,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@385dbe64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:33, skipping insertion in model container [2024-04-03 18:38:33,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 06:38:33" (1/1) ... [2024-04-03 18:38:34,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-03 18:38:34,166 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_04-priv_multi_true.i[1087,1100] [2024-04-03 18:38:34,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 18:38:34,358 INFO L202 MainTranslator]: Completed pre-run [2024-04-03 18:38:34,401 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_04-priv_multi_true.i[1087,1100] [2024-04-03 18:38:34,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 18:38:34,511 WARN L675 CHandler]: The function sleep is called, but not defined or handled by StandardFunctionHandler. [2024-04-03 18:38:34,517 INFO L206 MainTranslator]: Completed translation [2024-04-03 18:38:34,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34 WrapperNode [2024-04-03 18:38:34,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-03 18:38:34,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-03 18:38:34,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-03 18:38:34,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-03 18:38:34,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,540 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,559 INFO L138 Inliner]: procedures = 272, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-04-03 18:38:34,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-03 18:38:34,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-03 18:38:34,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-03 18:38:34,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-03 18:38:34,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-03 18:38:34,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-03 18:38:34,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-03 18:38:34,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-03 18:38:34,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (1/1) ... [2024-04-03 18:38:34,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 18:38:34,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:38:34,658 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) [2024-04-03 18:38:34,679 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 [2024-04-03 18:38:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2024-04-03 18:38:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-03 18:38:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure generate [2024-04-03 18:38:34,714 INFO L138 BoogieDeclarations]: Found implementation of procedure generate [2024-04-03 18:38:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-03 18:38:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-04-03 18:38:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-03 18:38:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-04-03 18:38:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-03 18:38:34,715 INFO L130 BoogieDeclarations]: Found specification of procedure dispose [2024-04-03 18:38:34,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dispose [2024-04-03 18:38:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure process [2024-04-03 18:38:34,716 INFO L138 BoogieDeclarations]: Found implementation of procedure process [2024-04-03 18:38:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-03 18:38:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-03 18:38:34,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-03 18:38:34,717 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-03 18:38:34,984 INFO L241 CfgBuilder]: Building ICFG [2024-04-03 18:38:34,985 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-03 18:38:35,214 INFO L282 CfgBuilder]: Performing block encoding [2024-04-03 18:38:35,235 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-03 18:38:35,235 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-03 18:38:35,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 06:38:35 BoogieIcfgContainer [2024-04-03 18:38:35,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-03 18:38:35,238 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-03 18:38:35,238 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-03 18:38:35,241 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-03 18:38:35,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 06:38:33" (1/3) ... [2024-04-03 18:38:35,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d528d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 06:38:35, skipping insertion in model container [2024-04-03 18:38:35,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 06:38:34" (2/3) ... [2024-04-03 18:38:35,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d528d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 06:38:35, skipping insertion in model container [2024-04-03 18:38:35,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 06:38:35" (3/3) ... [2024-04-03 18:38:35,243 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_04-priv_multi_true.i [2024-04-03 18:38:35,249 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-03 18:38:35,256 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-03 18:38:35,256 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-03 18:38:35,257 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-03 18:38:35,295 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-03 18:38:35,327 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-03 18:38:35,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-03 18:38:35,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:38:35,330 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) [2024-04-03 18:38:35,342 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 [2024-04-03 18:38:35,358 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-03 18:38:35,364 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-03 18:38:35,369 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;@606e1bb4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=NONE, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-03 18:38:35,369 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-04-03 18:38:35,489 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:38:35,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:38:35,493 INFO L85 PathProgramCache]: Analyzing trace with hash 750334300, now seen corresponding path program 1 times [2024-04-03 18:38:35,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:38:35,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296488878] [2024-04-03 18:38:35,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:38:35,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:38:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:38:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:38:36,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:38:36,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296488878] [2024-04-03 18:38:36,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296488878] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:38:36,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:38:36,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-03 18:38:36,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66085782] [2024-04-03 18:38:36,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:38:36,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-03 18:38:36,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:38:36,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-03 18:38:36,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-04-03 18:38:36,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:36,339 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:38:36,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) [2024-04-03 18:38:36,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:36,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-03 18:38:36,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-03 18:38:36,603 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:38:36,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:38:36,603 INFO L85 PathProgramCache]: Analyzing trace with hash -953875340, now seen corresponding path program 1 times [2024-04-03 18:38:36,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:38:36,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950511034] [2024-04-03 18:38:36,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:38:36,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:38:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:38:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-03 18:38:37,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:38:37,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950511034] [2024-04-03 18:38:37,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950511034] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:38:37,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:38:37,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-03 18:38:37,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706531288] [2024-04-03 18:38:37,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:38:37,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-03 18:38:37,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:38:37,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-03 18:38:37,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-04-03 18:38:37,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:37,156 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:38:37,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 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) [2024-04-03 18:38:37,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-03 18:38:37,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:38,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-03 18:38:38,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:38:38,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-03 18:38:38,058 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:38:38,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:38:38,059 INFO L85 PathProgramCache]: Analyzing trace with hash -202299859, now seen corresponding path program 1 times [2024-04-03 18:38:38,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:38:38,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558158170] [2024-04-03 18:38:38,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:38:38,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:38:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:38:38,508 INFO L134 CoverageAnalysis]: Checked inductivity of 971 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2024-04-03 18:38:38,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:38:38,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558158170] [2024-04-03 18:38:38,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558158170] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:38:38,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 18:38:38,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 18:38:38,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151497265] [2024-04-03 18:38:38,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:38:38,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 18:38:38,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:38:38,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 18:38:38,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-03 18:38:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:38,510 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:38:38,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2024-04-03 18:38:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-03 18:38:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-03 18:38:38,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:39,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 18:38:39,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-03 18:38:39,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:38:39,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-03 18:38:39,470 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:38:39,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:38:39,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1967462749, now seen corresponding path program 2 times [2024-04-03 18:38:39,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:38:39,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987874115] [2024-04-03 18:38:39,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:38:39,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:38:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:38:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 612 proven. 70 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2024-04-03 18:38:40,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:38:40,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987874115] [2024-04-03 18:38:40,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987874115] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 18:38:40,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680581943] [2024-04-03 18:38:40,410 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-03 18:38:40,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:38:40,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:38:40,448 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 18:38:40,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-03 18:38:40,747 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-03 18:38:40,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 18:38:40,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 1177 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-03 18:38:40,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 18:38:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 612 proven. 70 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2024-04-03 18:38:40,978 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 18:38:41,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 612 proven. 70 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2024-04-03 18:38:41,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680581943] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 18:38:41,116 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 18:38:41,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 14 [2024-04-03 18:38:41,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163695690] [2024-04-03 18:38:41,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 18:38:41,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-03 18:38:41,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:38:41,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-03 18:38:41,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2024-04-03 18:38:41,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:41,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:38:41,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.5) internal successors, (217), 14 states have internal predecessors, (217), 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) [2024-04-03 18:38:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 18:38:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-03 18:38:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:38:41,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:42,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 18:38:42,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-03 18:38:42,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:38:42,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-03 18:38:42,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-03 18:38:42,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:38:42,646 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:38:42,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:38:42,646 INFO L85 PathProgramCache]: Analyzing trace with hash 709872788, now seen corresponding path program 3 times [2024-04-03 18:38:42,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:38:42,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119364163] [2024-04-03 18:38:42,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:38:42,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:38:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:38:43,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 737 proven. 12 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2024-04-03 18:38:43,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:38:43,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119364163] [2024-04-03 18:38:43,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119364163] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 18:38:43,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593996742] [2024-04-03 18:38:43,437 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-03 18:38:43,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:38:43,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:38:43,454 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 18:38:43,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-03 18:38:43,653 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-04-03 18:38:43,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 18:38:43,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 9 conjunts are in the unsatisfiable core [2024-04-03 18:38:43,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 18:38:44,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-03 18:38:44,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 18:38:44,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-03 18:38:44,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 1534 trivial. 0 not checked. [2024-04-03 18:38:44,950 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 18:38:45,007 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-03 18:38:45,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-04-03 18:38:45,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-04-03 18:38:45,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 104 proven. 48 refuted. 0 times theorem prover too weak. 1534 trivial. 0 not checked. [2024-04-03 18:38:45,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593996742] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 18:38:45,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 18:38:45,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-04-03 18:38:45,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830472342] [2024-04-03 18:38:45,563 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 18:38:45,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-03 18:38:45,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:38:45,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-03 18:38:45,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-04-03 18:38:45,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:45,565 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:38:45,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 29.25) internal successors, (351), 12 states have internal predecessors, (351), 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) [2024-04-03 18:38:45,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 18:38:45,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-03 18:38:45,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:38:45,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-03 18:38:45,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:47,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-03 18:38:47,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-03 18:38:47,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:38:47,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-03 18:38:47,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:38:47,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-03 18:38:47,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:38:47,488 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting disposeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:38:47,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:38:47,488 INFO L85 PathProgramCache]: Analyzing trace with hash -499042134, now seen corresponding path program 4 times [2024-04-03 18:38:47,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:38:47,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153393008] [2024-04-03 18:38:47,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:38:47,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:38:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:38:48,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 559 proven. 28 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2024-04-03 18:38:48,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:38:48,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153393008] [2024-04-03 18:38:48,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153393008] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 18:38:48,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1154308165] [2024-04-03 18:38:48,244 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-03 18:38:48,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:38:48,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:38:48,245 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 18:38:48,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-03 18:38:48,492 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-03 18:38:48,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 18:38:48,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-03 18:38:48,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 18:38:49,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-03 18:38:49,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 18:38:49,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-03 18:38:49,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-03 18:38:49,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-03 18:38:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 302 proven. 48 refuted. 0 times theorem prover too weak. 655 trivial. 0 not checked. [2024-04-03 18:38:49,578 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 18:38:49,636 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-03 18:38:49,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-04-03 18:38:49,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-04-03 18:38:50,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 302 proven. 48 refuted. 0 times theorem prover too weak. 655 trivial. 0 not checked. [2024-04-03 18:38:50,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1154308165] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 18:38:50,002 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 18:38:50,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-04-03 18:38:50,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531342980] [2024-04-03 18:38:50,002 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 18:38:50,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-03 18:38:50,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:38:50,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-03 18:38:50,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2024-04-03 18:38:50,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:38:50,004 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:38:50,005 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 30.666666666666668) internal successors, (368), 12 states have internal predecessors, (368), 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) [2024-04-03 18:38:50,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-03 18:38:50,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-03 18:38:50,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:38:50,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-03 18:38:50,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:38:50,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:39:05,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 18:39:05,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-04-03 18:39:05,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:39:05,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-03 18:39:05,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:05,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:05,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-03 18:39:05,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:39:05,216 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:39:05,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:39:05,217 INFO L85 PathProgramCache]: Analyzing trace with hash -364598648, now seen corresponding path program 1 times [2024-04-03 18:39:05,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:39:05,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996041644] [2024-04-03 18:39:05,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:39:05,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:39:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:39:05,765 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 179 proven. 7 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-04-03 18:39:05,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:39:05,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996041644] [2024-04-03 18:39:05,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996041644] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 18:39:05,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114513640] [2024-04-03 18:39:05,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:39:05,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:39:05,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:39:05,782 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 18:39:05,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-03 18:39:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:39:06,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-03 18:39:06,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 18:39:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-04-03 18:39:06,148 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-03 18:39:06,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114513640] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 18:39:06,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-03 18:39:06,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 14 [2024-04-03 18:39:06,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429676910] [2024-04-03 18:39:06,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 18:39:06,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-03 18:39:06,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:39:06,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-03 18:39:06,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-04-03 18:39:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:39:06,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:39:06,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 17.0) internal successors, (187), 11 states have internal predecessors, (187), 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) [2024-04-03 18:39:06,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-03 18:39:06,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-04-03 18:39:06,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:39:06,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-03 18:39:06,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:06,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:06,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:39:24,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 18:39:24,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-04-03 18:39:24,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:39:24,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-03 18:39:24,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:24,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:24,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-03 18:39:24,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-03 18:39:24,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-04-03 18:39:24,541 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-03 18:39:24,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 18:39:24,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1462128473, now seen corresponding path program 2 times [2024-04-03 18:39:24,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 18:39:24,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282483959] [2024-04-03 18:39:24,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 18:39:24,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 18:39:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 18:39:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 576 proven. 28 refuted. 0 times theorem prover too weak. 1073 trivial. 0 not checked. [2024-04-03 18:39:25,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 18:39:25,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282483959] [2024-04-03 18:39:25,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282483959] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-03 18:39:25,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267816968] [2024-04-03 18:39:25,367 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-03 18:39:25,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:39:25,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 18:39:25,369 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-03 18:39:25,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-03 18:39:25,744 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-03 18:39:25,744 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-03 18:39:25,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 1362 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-03 18:39:25,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-03 18:39:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 592 proven. 12 refuted. 0 times theorem prover too weak. 1073 trivial. 0 not checked. [2024-04-03 18:39:25,889 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-03 18:39:25,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 576 proven. 28 refuted. 0 times theorem prover too weak. 1073 trivial. 0 not checked. [2024-04-03 18:39:25,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267816968] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-03 18:39:25,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-03 18:39:25,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 15 [2024-04-03 18:39:25,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382687531] [2024-04-03 18:39:25,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-03 18:39:25,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-04-03 18:39:25,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 18:39:25,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-04-03 18:39:25,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2024-04-03 18:39:25,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:39:25,995 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 18:39:25,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.133333333333333) internal successors, (227), 15 states have internal predecessors, (227), 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) [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-03 18:39:25,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 18:42:40,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 18:42:40,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-04-03 18:42:40,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 18:42:40,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-03 18:42:40,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:42:40,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 18:42:40,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-03 18:42:40,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-03 18:42:40,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2024-04-03 18:42:40,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 6 remaining) [2024-04-03 18:42:40,376 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2024-04-03 18:42:40,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-04-03 18:42:40,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location disposeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2024-04-03 18:42:40,377 INFO L805 garLoopResultBuilder]: Registering result SAFE for location disposeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-04-03 18:42:40,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-03 18:42:40,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-03 18:42:40,584 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1] [2024-04-03 18:42:40,587 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-03 18:42:40,587 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-03 18:42:40,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 06:42:40 BasicIcfg [2024-04-03 18:42:40,603 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-03 18:42:40,604 INFO L158 Benchmark]: Toolchain (without parser) took 246651.49ms. Allocated memory was 189.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 121.2MB in the beginning and 5.9GB in the end (delta: -5.8GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2024-04-03 18:42:40,604 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 122.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-03 18:42:40,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.73ms. Allocated memory was 189.8MB in the beginning and 340.8MB in the end (delta: 151.0MB). Free memory was 121.1MB in the beginning and 295.9MB in the end (delta: -174.8MB). Peak memory consumption was 21.6MB. Max. memory is 8.0GB. [2024-04-03 18:42:40,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.97ms. Allocated memory is still 340.8MB. Free memory was 295.4MB in the beginning and 292.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-03 18:42:40,604 INFO L158 Benchmark]: Boogie Preprocessor took 52.84ms. Allocated memory is still 340.8MB. Free memory was 292.8MB in the beginning and 290.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-03 18:42:40,604 INFO L158 Benchmark]: RCFGBuilder took 623.66ms. Allocated memory is still 340.8MB. Free memory was 290.1MB in the beginning and 262.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2024-04-03 18:42:40,605 INFO L158 Benchmark]: TraceAbstraction took 245364.95ms. Allocated memory was 340.8MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 261.8MB in the beginning and 5.9GB in the end (delta: -5.6GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2024-04-03 18:42:40,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 189.8MB. Free memory is still 122.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 563.73ms. Allocated memory was 189.8MB in the beginning and 340.8MB in the end (delta: 151.0MB). Free memory was 121.1MB in the beginning and 295.9MB in the end (delta: -174.8MB). Peak memory consumption was 21.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.97ms. Allocated memory is still 340.8MB. Free memory was 295.4MB in the beginning and 292.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 52.84ms. Allocated memory is still 340.8MB. Free memory was 292.8MB in the beginning and 290.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 623.66ms. Allocated memory is still 340.8MB. Free memory was 290.1MB in the beginning and 262.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 245364.95ms. Allocated memory was 340.8MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 261.8MB in the beginning and 5.9GB in the end (delta: -5.6GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17118475, independent: 16630902, independent conditional: 16630902, independent unconditional: 0, dependent: 487573, dependent conditional: 487573, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16649708, independent: 16630902, independent conditional: 16630902, independent unconditional: 0, dependent: 18806, dependent conditional: 18806, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16649708, independent: 16630902, independent conditional: 16630902, independent unconditional: 0, dependent: 18806, dependent conditional: 18806, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16649708, independent: 16630902, independent conditional: 16630902, independent unconditional: 0, dependent: 18806, dependent conditional: 18806, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16846966, independent: 16630902, independent conditional: 26581, independent unconditional: 16604321, dependent: 216064, dependent conditional: 151871, dependent unconditional: 64193, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 16846966, independent: 16630902, independent conditional: 26581, independent unconditional: 16604321, dependent: 216064, dependent conditional: 45983, dependent unconditional: 170081, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16846966, independent: 16630902, independent conditional: 26581, independent unconditional: 16604321, dependent: 216064, dependent conditional: 45983, dependent unconditional: 170081, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6425, independent: 6233, independent conditional: 42, independent unconditional: 6191, dependent: 192, dependent conditional: 131, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6425, independent: 6156, independent conditional: 0, independent unconditional: 6156, dependent: 269, dependent conditional: 0, dependent unconditional: 269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 269, independent: 77, independent conditional: 42, independent unconditional: 35, dependent: 192, dependent conditional: 131, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 269, independent: 77, independent conditional: 42, independent unconditional: 35, dependent: 192, dependent conditional: 131, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 398, independent: 117, independent conditional: 63, independent unconditional: 53, dependent: 281, dependent conditional: 164, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 16846966, independent: 16624669, independent conditional: 26539, independent unconditional: 16598130, dependent: 215872, dependent conditional: 45852, dependent unconditional: 170020, unknown: 6425, unknown conditional: 173, unknown unconditional: 6252] , Statistics on independence cache: Total cache size (in pairs): 6425, Positive cache size: 6233, Positive conditional cache size: 42, Positive unconditional cache size: 6191, Negative cache size: 192, Negative conditional cache size: 131, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 105888, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16846966, independent: 16630902, independent conditional: 26581, independent unconditional: 16604321, dependent: 216064, dependent conditional: 151871, dependent unconditional: 64193, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 16846966, independent: 16630902, independent conditional: 26581, independent unconditional: 16604321, dependent: 216064, dependent conditional: 45983, dependent unconditional: 170081, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 16846966, independent: 16630902, independent conditional: 26581, independent unconditional: 16604321, dependent: 216064, dependent conditional: 45983, dependent unconditional: 170081, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6425, independent: 6233, independent conditional: 42, independent unconditional: 6191, dependent: 192, dependent conditional: 131, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6425, independent: 6156, independent conditional: 0, independent unconditional: 6156, dependent: 269, dependent conditional: 0, dependent unconditional: 269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 269, independent: 77, independent conditional: 42, independent unconditional: 35, dependent: 192, dependent conditional: 131, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 269, independent: 77, independent conditional: 42, independent unconditional: 35, dependent: 192, dependent conditional: 131, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 398, independent: 117, independent conditional: 63, independent unconditional: 53, dependent: 281, dependent conditional: 164, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 16846966, independent: 16624669, independent conditional: 26539, independent unconditional: 16598130, dependent: 215872, dependent conditional: 45852, dependent unconditional: 170020, unknown: 6425, unknown conditional: 173, unknown unconditional: 6252] , Statistics on independence cache: Total cache size (in pairs): 6425, Positive cache size: 6233, Positive conditional cache size: 42, Positive unconditional cache size: 6191, Negative cache size: 192, Negative conditional cache size: 131, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 105888 ], Independence queries for same thread: 468767 - 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 7 procedures, 226 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 245.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 232.8s, 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: 191, 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: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 5340 NumberOfCodeBlocks, 4863 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 7352 ConstructedInterpolants, 16 QuantifiedInterpolants, 19502 SizeOfPredicates, 38 NumberOfNonLiveVariables, 4599 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 17 InterpolantComputations, 4 PerfectInterpolantSequences, 18328/18845 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! [2024-04-03 18:42:40,637 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 [2024-04-03 18:42:40,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...