/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 18:26:02,173 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 18:26:02,244 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 18:26:02,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 18:26:02,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 18:26:02,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 18:26:02,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 18:26:02,271 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 18:26:02,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 18:26:02,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 18:26:02,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 18:26:02,275 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 18:26:02,275 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 18:26:02,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 18:26:02,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 18:26:02,277 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 18:26:02,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 18:26:02,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 18:26:02,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 18:26:02,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 18:26:02,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 18:26:02,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 18:26:02,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 18:26:02,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 18:26:02,278 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 18:26:02,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 18:26:02,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 18:26:02,279 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 18:26:02,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 18:26:02,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 18:26:02,280 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 18:26:02,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 18:26:02,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 18:26:02,281 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 18:26:02,281 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 18:26:02,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 18:26:02,289 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 18:26:02,289 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 18:26:02,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 18:26:02,289 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-04 18:26:02,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 18:26:02,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 18:26:02,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 18:26:02,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 18:26:02,530 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 18:26:02,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.i [2024-04-04 18:26:03,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 18:26:03,864 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 18:26:03,864 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i [2024-04-04 18:26:03,880 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0adfb275f/d24594a408524d8fb7c27a75c5c873d5/FLAG871dfc7a4 [2024-04-04 18:26:03,894 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0adfb275f/d24594a408524d8fb7c27a75c5c873d5 [2024-04-04 18:26:03,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 18:26:03,898 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 18:26:03,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 18:26:03,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 18:26:03,903 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 18:26:03,904 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 06:26:03" (1/1) ... [2024-04-04 18:26:03,905 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41dcc2a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:03, skipping insertion in model container [2024-04-04 18:26:03,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 06:26:03" (1/1) ... [2024-04-04 18:26:03,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 18:26:04,093 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2024-04-04 18:26:04,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 18:26:04,315 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 18:26:04,323 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.i[947,960] [2024-04-04 18:26:04,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 18:26:04,452 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 18:26:04,452 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 18:26:04,457 INFO L206 MainTranslator]: Completed translation [2024-04-04 18:26:04,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04 WrapperNode [2024-04-04 18:26:04,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 18:26:04,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 18:26:04,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 18:26:04,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 18:26:04,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,524 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2024-04-04 18:26:04,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 18:26:04,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 18:26:04,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 18:26:04,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 18:26:04,533 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,566 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,569 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 18:26:04,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 18:26:04,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 18:26:04,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 18:26:04,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (1/1) ... [2024-04-04 18:26:04,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 18:26:04,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 18:26:04,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-04 18:26:04,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-04-04 18:26:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-04-04 18:26:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-04-04 18:26:04,666 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-04-04 18:26:04,666 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-04-04 18:26:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 18:26:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 18:26:04,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 18:26:04,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 18:26:04,668 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 18:26:04,871 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 18:26:04,873 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 18:26:05,136 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 18:26:05,269 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 18:26:05,269 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-04 18:26:05,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 06:26:05 BoogieIcfgContainer [2024-04-04 18:26:05,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 18:26:05,273 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 18:26:05,273 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 18:26:05,275 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 18:26:05,276 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 06:26:03" (1/3) ... [2024-04-04 18:26:05,276 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@604c9537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 06:26:05, skipping insertion in model container [2024-04-04 18:26:05,276 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 06:26:04" (2/3) ... [2024-04-04 18:26:05,277 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@604c9537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 06:26:05, skipping insertion in model container [2024-04-04 18:26:05,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 06:26:05" (3/3) ... [2024-04-04 18:26:05,278 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_power.i [2024-04-04 18:26:05,285 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 18:26:05,292 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 18:26:05,292 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-04-04 18:26:05,292 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 18:26:05,338 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-04 18:26:05,375 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 18:26:05,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 18:26:05,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 18:26:05,408 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 18:26:05,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-04 18:26:05,438 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 18:26:05,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:05,449 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 18:26:05,454 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;@4cfb501a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-04 18:26:05,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-04-04 18:26:05,488 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 18:26:05,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:05,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1776504979, now seen corresponding path program 1 times [2024-04-04 18:26:05,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 18:26:05,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703392882] [2024-04-04 18:26:05,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:05,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:06,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 18:26:06,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703392882] [2024-04-04 18:26:06,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703392882] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 18:26:06,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 18:26:06,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 18:26:06,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888659874] [2024-04-04 18:26:06,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 18:26:06,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 18:26:06,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 18:26:07,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 18:26:07,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-04-04 18:26:07,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:07,036 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 18:26:07,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 18:26:07,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:07,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:07,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 18:26:07,143 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 18:26:07,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:07,144 INFO L85 PathProgramCache]: Analyzing trace with hash 787565550, now seen corresponding path program 1 times [2024-04-04 18:26:07,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 18:26:07,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574043482] [2024-04-04 18:26:07,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:07,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:09,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 18:26:09,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574043482] [2024-04-04 18:26:09,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574043482] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 18:26:09,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 18:26:09,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-04 18:26:09,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300484239] [2024-04-04 18:26:09,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 18:26:09,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-04 18:26:09,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 18:26:09,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-04 18:26:09,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-04-04 18:26:09,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:09,024 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 18:26:09,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.818181818181818) internal successors, (86), 11 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 18:26:09,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:09,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:09,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:09,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:09,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 18:26:09,390 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 18:26:09,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:09,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1066240401, now seen corresponding path program 1 times [2024-04-04 18:26:09,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 18:26:09,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990465646] [2024-04-04 18:26:09,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:09,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:09,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 18:26:09,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990465646] [2024-04-04 18:26:09,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990465646] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 18:26:09,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 18:26:09,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-04 18:26:09,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158421611] [2024-04-04 18:26:09,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 18:26:09,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 18:26:09,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 18:26:09,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 18:26:09,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-04-04 18:26:09,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:09,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 18:26:09,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 18:26:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:09,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:09,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:09,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 18:26:09,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-04 18:26:09,863 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 18:26:09,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:09,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1074337039, now seen corresponding path program 1 times [2024-04-04 18:26:09,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 18:26:09,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448056864] [2024-04-04 18:26:09,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:09,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:10,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:10,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 18:26:10,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448056864] [2024-04-04 18:26:10,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448056864] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 18:26:10,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 18:26:10,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 18:26:10,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502683812] [2024-04-04 18:26:10,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 18:26:10,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 18:26:10,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 18:26:10,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 18:26:10,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-04-04 18:26:10,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:10,185 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 18:26:10,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 18:26:10,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:10,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:10,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 18:26:10,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:12,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:12,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:12,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 18:26:12,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 18:26:12,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-04 18:26:12,398 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 18:26:12,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:12,399 INFO L85 PathProgramCache]: Analyzing trace with hash 829863683, now seen corresponding path program 2 times [2024-04-04 18:26:12,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 18:26:12,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182051144] [2024-04-04 18:26:12,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:12,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:14,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:14,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 18:26:14,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182051144] [2024-04-04 18:26:14,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182051144] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 18:26:14,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 18:26:14,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-04-04 18:26:14,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986503538] [2024-04-04 18:26:14,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 18:26:14,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-04 18:26:14,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 18:26:14,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1089316915, now seen corresponding path program 1 times [2024-04-04 18:26:14,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:14,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:14,495 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 18:26:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:14,694 INFO L85 PathProgramCache]: Analyzing trace with hash -345146104, now seen corresponding path program 1 times [2024-04-04 18:26:14,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:14,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:14,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 18:26:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:14,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-04 18:26:14,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2024-04-04 18:26:14,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:14,839 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 18:26:14,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.75) internal successors, (92), 16 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 18:26:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 18:26:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 18:26:14,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:16,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 18:26:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 18:26:16,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-04 18:26:16,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-04-04 18:26:16,852 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 18:26:16,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:16,852 INFO L85 PathProgramCache]: Analyzing trace with hash 156848899, now seen corresponding path program 3 times [2024-04-04 18:26:16,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 18:26:16,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535824247] [2024-04-04 18:26:16,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:16,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:19,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 18:26:19,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535824247] [2024-04-04 18:26:19,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535824247] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 18:26:19,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 18:26:19,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-04-04 18:26:19,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976003392] [2024-04-04 18:26:19,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 18:26:19,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-04-04 18:26:19,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 18:26:25,202 INFO L85 PathProgramCache]: Analyzing trace with hash -851690270, now seen corresponding path program 1 times [2024-04-04 18:26:25,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:25,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:25,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:25,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:25,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:25,426 INFO L85 PathProgramCache]: Analyzing trace with hash 705229773, now seen corresponding path program 2 times [2024-04-04 18:26:25,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:25,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:25,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 18:26:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:25,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-04-04 18:26:25,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2024-04-04 18:26:25,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:25,485 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 18:26:25,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.5) internal successors, (150), 21 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 18:26:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 18:26:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 18:26:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-04 18:26:25,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:27,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:27,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:27,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 18:26:27,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 18:26:27,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-04 18:26:27,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 18:26:27,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-04-04 18:26:27,830 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 18:26:27,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 18:26:27,831 INFO L85 PathProgramCache]: Analyzing trace with hash 531243693, now seen corresponding path program 4 times [2024-04-04 18:26:27,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 18:26:27,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704368158] [2024-04-04 18:26:27,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:27,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:28,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 18:26:28,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704368158] [2024-04-04 18:26:28,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704368158] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 18:26:28,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 18:26:28,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-04-04 18:26:28,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066265375] [2024-04-04 18:26:28,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 18:26:28,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 18:26:28,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 18:26:31,493 INFO L85 PathProgramCache]: Analyzing trace with hash 658232315, now seen corresponding path program 1 times [2024-04-04 18:26:31,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:31,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:31,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:31,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:31,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:32,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:34,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1201076732, now seen corresponding path program 1 times [2024-04-04 18:26:34,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:34,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:34,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 18:26:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:37,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1421326516, now seen corresponding path program 1 times [2024-04-04 18:26:37,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:37,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:38,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:38,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:38,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:49,011 INFO L85 PathProgramCache]: Analyzing trace with hash -95167120, now seen corresponding path program 1 times [2024-04-04 18:26:49,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:49,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:49,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:49,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 18:26:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 18:26:50,796 INFO L85 PathProgramCache]: Analyzing trace with hash -995528034, now seen corresponding path program 2 times [2024-04-04 18:26:50,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 18:26:50,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 18:26:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:50,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 18:26:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 18:26:50,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-04-04 18:26:50,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=1021, Unknown=0, NotChecked=0, Total=1190 [2024-04-04 18:26:50,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:50,877 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 18:26:50,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 26 states have (on average 9.26923076923077) internal successors, (241), 28 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 18:26:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 18:26:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 18:26:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-04 18:26:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 18:26:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 18:26:52,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 18:26:52,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 18:26:52,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 18:26:52,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 18:26:52,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-04 18:26:52,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 18:26:52,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-04 18:26:52,720 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2024-04-04 18:26:52,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2024-04-04 18:26:52,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2024-04-04 18:26:52,721 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-04-04 18:26:52,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-04-04 18:26:52,724 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-04-04 18:26:52,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-04 18:26:52,729 INFO L445 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-04 18:26:52,732 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 18:26:52,732 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 18:26:52,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 06:26:52 BasicIcfg [2024-04-04 18:26:52,735 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 18:26:52,735 INFO L158 Benchmark]: Toolchain (without parser) took 48837.56ms. Allocated memory was 274.7MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 202.7MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 1.0GB. Max. memory is 8.0GB. [2024-04-04 18:26:52,736 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 274.7MB. Free memory was 240.6MB in the beginning and 240.4MB in the end (delta: 216.7kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 18:26:52,736 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.41ms. Allocated memory is still 274.7MB. Free memory was 202.7MB in the beginning and 237.2MB in the end (delta: -34.5MB). Peak memory consumption was 32.6MB. Max. memory is 8.0GB. [2024-04-04 18:26:52,736 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.01ms. Allocated memory is still 274.7MB. Free memory was 237.2MB in the beginning and 233.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-04 18:26:52,736 INFO L158 Benchmark]: Boogie Preprocessor took 44.03ms. Allocated memory is still 274.7MB. Free memory was 233.6MB in the beginning and 230.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-04 18:26:52,736 INFO L158 Benchmark]: RCFGBuilder took 701.51ms. Allocated memory is still 274.7MB. Free memory was 230.9MB in the beginning and 170.1MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. [2024-04-04 18:26:52,737 INFO L158 Benchmark]: TraceAbstraction took 47462.31ms. Allocated memory was 274.7MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 169.1MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 971.8MB. Max. memory is 8.0GB. [2024-04-04 18:26:52,738 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 274.7MB. Free memory was 240.6MB in the beginning and 240.4MB in the end (delta: 216.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 558.41ms. Allocated memory is still 274.7MB. Free memory was 202.7MB in the beginning and 237.2MB in the end (delta: -34.5MB). Peak memory consumption was 32.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.01ms. Allocated memory is still 274.7MB. Free memory was 237.2MB in the beginning and 233.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.03ms. Allocated memory is still 274.7MB. Free memory was 233.6MB in the beginning and 230.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 701.51ms. Allocated memory is still 274.7MB. Free memory was 230.9MB in the beginning and 170.1MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 8.0GB. * TraceAbstraction took 47462.31ms. Allocated memory was 274.7MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 169.1MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 971.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 252369, independent: 247271, independent conditional: 247258, independent unconditional: 13, dependent: 5098, dependent conditional: 5098, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 251712, independent: 247271, independent conditional: 247258, independent unconditional: 13, dependent: 4441, dependent conditional: 4441, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 251712, independent: 247271, independent conditional: 247258, independent unconditional: 13, dependent: 4441, dependent conditional: 4441, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 251712, independent: 247271, independent conditional: 247258, independent unconditional: 13, dependent: 4441, dependent conditional: 4441, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 298793, independent: 247271, independent conditional: 17337, independent unconditional: 229934, dependent: 51522, dependent conditional: 25984, dependent unconditional: 25538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 298793, independent: 247271, independent conditional: 16887, independent unconditional: 230384, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 298793, independent: 247271, independent conditional: 16887, independent unconditional: 230384, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1465, independent: 1261, independent conditional: 396, independent unconditional: 865, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1465, independent: 877, independent conditional: 0, independent unconditional: 877, dependent: 588, dependent conditional: 0, dependent unconditional: 588, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3308, independent: 1933, independent conditional: 1929, independent unconditional: 3, dependent: 1376, dependent conditional: 850, dependent unconditional: 526, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 298793, independent: 246010, independent conditional: 16491, independent unconditional: 229519, dependent: 51318, dependent conditional: 8327, dependent unconditional: 42991, unknown: 1465, unknown conditional: 539, unknown unconditional: 926] , Statistics on independence cache: Total cache size (in pairs): 1465, Positive cache size: 1261, Positive conditional cache size: 396, Positive unconditional cache size: 865, Negative cache size: 204, Negative conditional cache size: 143, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17964, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 298793, independent: 247271, independent conditional: 17337, independent unconditional: 229934, dependent: 51522, dependent conditional: 25984, dependent unconditional: 25538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 298793, independent: 247271, independent conditional: 16887, independent unconditional: 230384, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 298793, independent: 247271, independent conditional: 16887, independent unconditional: 230384, dependent: 51522, dependent conditional: 8470, dependent unconditional: 43052, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1465, independent: 1261, independent conditional: 396, independent unconditional: 865, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1465, independent: 877, independent conditional: 0, independent unconditional: 877, dependent: 588, dependent conditional: 0, dependent unconditional: 588, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 588, independent: 384, independent conditional: 380, independent unconditional: 4, dependent: 204, dependent conditional: 143, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3308, independent: 1933, independent conditional: 1929, independent unconditional: 3, dependent: 1376, dependent conditional: 850, dependent unconditional: 526, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 298793, independent: 246010, independent conditional: 16491, independent unconditional: 229519, dependent: 51318, dependent conditional: 8327, dependent unconditional: 42991, unknown: 1465, unknown conditional: 539, unknown unconditional: 926] , Statistics on independence cache: Total cache size (in pairs): 1465, Positive cache size: 1261, Positive conditional cache size: 396, Positive unconditional cache size: 865, Negative cache size: 204, Negative conditional cache size: 143, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17964 ], Independence queries for same thread: 657 - PositiveResult [Line: 18]: 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: 18]: 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, 145 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 47.3s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 9.0s, 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: 110, 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, 0.5s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 606 NumberOfCodeBlocks, 606 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 4491 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-04 18:26:52,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-04 18:26:52,960 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...