/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 DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 00:33:36,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 00:33:36,545 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 00:33:36,549 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 00:33:36,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 00:33:36,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 00:33:36,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 00:33:36,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 00:33:36,569 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 00:33:36,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 00:33:36,570 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 00:33:36,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 00:33:36,570 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 00:33:36,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 00:33:36,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 00:33:36,571 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 00:33:36,571 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 00:33:36,571 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 00:33:36,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 00:33:36,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 00:33:36,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 00:33:36,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 00:33:36,573 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 00:33:36,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 00:33:36,573 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 00:33:36,573 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 00:33:36,573 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 00:33:36,574 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 00:33:36,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 00:33:36,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 00:33:36,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 00:33:36,574 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 00:33:36,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 00:33:36,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 00:33:36,575 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 00:33:36,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 00:33:36,575 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 00:33:36,575 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 00:33:36,576 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 00:33:36,576 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-04 00:33:36,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 00:33:36,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 00:33:36,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 00:33:36,804 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 00:33:36,804 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 00:33:36,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-04 00:33:37,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 00:33:37,941 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 00:33:37,941 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-04 00:33:37,947 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d8c2ff937/f5efaa461e824914b8cb47f0ff4b1376/FLAGac29a3183 [2024-04-04 00:33:37,957 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d8c2ff937/f5efaa461e824914b8cb47f0ff4b1376 [2024-04-04 00:33:37,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 00:33:37,960 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 00:33:37,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 00:33:37,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 00:33:37,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 00:33:37,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 12:33:37" (1/1) ... [2024-04-04 00:33:37,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b43e454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:37, skipping insertion in model container [2024-04-04 00:33:37,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 12:33:37" (1/1) ... [2024-04-04 00:33:37,995 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 00:33:38,119 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-04 00:33:38,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 00:33:38,129 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 00:33:38,157 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-04 00:33:38,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 00:33:38,164 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 00:33:38,164 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 00:33:38,169 INFO L206 MainTranslator]: Completed translation [2024-04-04 00:33:38,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38 WrapperNode [2024-04-04 00:33:38,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 00:33:38,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 00:33:38,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 00:33:38,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 00:33:38,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,197 INFO L138 Inliner]: procedures = 24, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-04-04 00:33:38,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 00:33:38,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 00:33:38,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 00:33:38,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 00:33:38,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,213 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,217 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 00:33:38,218 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 00:33:38,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 00:33:38,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 00:33:38,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (1/1) ... [2024-04-04 00:33:38,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 00:33:38,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:33:38,276 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 00:33:38,292 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 00:33:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 00:33:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 00:33:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 00:33:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 00:33:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 00:33:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 00:33:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 00:33:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-04 00:33:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-04 00:33:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 00:33:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 00:33:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 00:33:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 00:33:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 00:33:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 00:33:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 00:33:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 00:33:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 00:33:38,326 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 00:33:38,428 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 00:33:38,430 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 00:33:38,736 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 00:33:38,817 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 00:33:38,818 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-04 00:33:38,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 12:33:38 BoogieIcfgContainer [2024-04-04 00:33:38,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 00:33:38,822 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 00:33:38,822 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 00:33:38,825 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 00:33:38,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 12:33:37" (1/3) ... [2024-04-04 00:33:38,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78525bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 12:33:38, skipping insertion in model container [2024-04-04 00:33:38,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:33:38" (2/3) ... [2024-04-04 00:33:38,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78525bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 12:33:38, skipping insertion in model container [2024-04-04 00:33:38,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 12:33:38" (3/3) ... [2024-04-04 00:33:38,829 INFO L112 eAbstractionObserver]: Analyzing ICFG test-hard1.wvr.c [2024-04-04 00:33:38,836 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 00:33:38,844 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 00:33:38,845 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 00:33:38,845 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 00:33:38,968 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-04 00:33:39,000 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 00:33:39,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 00:33:39,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:33:39,001 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 00:33:39,002 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 00:33:39,027 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 00:33:39,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:33:39,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 00:33:39,042 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;@49ef2276, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 00:33:39,042 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-04 00:33:40,158 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 2 more)] === [2024-04-04 00:33:40,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:33:40,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1768307362, now seen corresponding path program 1 times [2024-04-04 00:33:40,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:33:40,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186101291] [2024-04-04 00:33:40,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-04-04 00:33:40,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:33:40,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186101291] [2024-04-04 00:33:40,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186101291] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 00:33:40,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 00:33:40,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 00:33:40,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904847032] [2024-04-04 00:33:40,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 00:33:40,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 00:33:40,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:33:40,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 00:33:40,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 00:33:40,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:40,907 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:33:40,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.5) internal successors, (113), 2 states have internal predecessors, (113), 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 00:33:40,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:41,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:41,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 00:33:41,057 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 00:33:41,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:33:41,059 INFO L85 PathProgramCache]: Analyzing trace with hash 851921736, now seen corresponding path program 1 times [2024-04-04 00:33:41,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:33:41,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959596082] [2024-04-04 00:33:41,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:41,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-04-04 00:33:41,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:33:41,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959596082] [2024-04-04 00:33:41,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959596082] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 00:33:41,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 00:33:41,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 00:33:41,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55969477] [2024-04-04 00:33:41,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 00:33:41,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 00:33:41,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:33:42,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1640247067, now seen corresponding path program 1 times [2024-04-04 00:33:42,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:42,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:42,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:42,238 INFO L85 PathProgramCache]: Analyzing trace with hash -2102655400, now seen corresponding path program 1 times [2024-04-04 00:33:42,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:42,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:43,089 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 00:33:43,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:43,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:44,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 00:33:44,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1496459147, now seen corresponding path program 2 times [2024-04-04 00:33:44,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:44,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:44,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:44,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 00:33:44,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=902, Unknown=0, NotChecked=0, Total=992 [2024-04-04 00:33:44,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:44,391 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:33:44,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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 00:33:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:44,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:44,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:44,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:33:44,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable5 [2024-04-04 00:33:44,714 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 00:33:44,715 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:33:44,715 INFO L85 PathProgramCache]: Analyzing trace with hash -2029386885, now seen corresponding path program 2 times [2024-04-04 00:33:44,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:33:44,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001217869] [2024-04-04 00:33:44,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:44,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:44,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-04 00:33:45,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:33:45,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001217869] [2024-04-04 00:33:45,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001217869] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 00:33:45,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020588766] [2024-04-04 00:33:45,232 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 00:33:45,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 00:33:45,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:33:45,235 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) [2024-04-04 00:33:45,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 00:33:45,349 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 00:33:45,349 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 00:33:45,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-04 00:33:45,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 00:33:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-04-04 00:33:45,433 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 00:33:45,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020588766] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 00:33:45,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 00:33:45,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-04-04 00:33:45,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368332447] [2024-04-04 00:33:45,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 00:33:45,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 00:33:45,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:33:45,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1167143915, now seen corresponding path program 3 times [2024-04-04 00:33:45,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:45,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:45,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:45,783 INFO L85 PathProgramCache]: Analyzing trace with hash 731734296, now seen corresponding path program 4 times [2024-04-04 00:33:45,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:45,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:45,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:45,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1846554685, now seen corresponding path program 5 times [2024-04-04 00:33:45,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:45,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:46,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:46,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1065051632, now seen corresponding path program 6 times [2024-04-04 00:33:46,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:46,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:46,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:46,350 INFO L85 PathProgramCache]: Analyzing trace with hash 2086263268, now seen corresponding path program 1 times [2024-04-04 00:33:46,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:46,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:48,411 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 47 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 00:33:48,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:48,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:48,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 14 proven. 43 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 00:33:50,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1450637462, now seen corresponding path program 1 times [2024-04-04 00:33:50,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:50,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:50,832 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 00:33:50,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:50,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:51,098 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 00:33:51,173 INFO L85 PathProgramCache]: Analyzing trace with hash 2020088740, now seen corresponding path program 2 times [2024-04-04 00:33:51,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:51,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:51,437 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 00:33:51,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:51,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-04-04 00:33:51,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 00:33:51,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=2952, Unknown=0, NotChecked=0, Total=3422 [2024-04-04 00:33:51,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:51,755 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:33:51,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 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 00:33:51,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:51,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:33:51,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:52,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:52,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:33:52,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:33:52,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 00:33:52,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-04-04 00:33:52,320 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 00:33:52,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:33:52,321 INFO L85 PathProgramCache]: Analyzing trace with hash -10387549, now seen corresponding path program 3 times [2024-04-04 00:33:52,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:33:52,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790779961] [2024-04-04 00:33:52,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:52,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-04 00:33:52,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:33:52,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790779961] [2024-04-04 00:33:52,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790779961] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 00:33:52,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454247739] [2024-04-04 00:33:52,738 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 00:33:52,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 00:33:52,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:33:52,739 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) [2024-04-04 00:33:52,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 00:33:52,880 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-04 00:33:52,880 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 00:33:52,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-04 00:33:52,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 00:33:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 177 proven. 21 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-04 00:33:53,158 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 00:33:53,347 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 172 proven. 24 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-04-04 00:33:53,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [454247739] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 00:33:53,348 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 00:33:53,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 10] total 20 [2024-04-04 00:33:53,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342454799] [2024-04-04 00:33:53,348 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 00:33:53,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-04 00:33:53,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:33:53,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1167143915, now seen corresponding path program 7 times [2024-04-04 00:33:53,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:53,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:53,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:53,665 INFO L85 PathProgramCache]: Analyzing trace with hash 731734296, now seen corresponding path program 8 times [2024-04-04 00:33:53,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:53,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:53,698 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:53,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1846554685, now seen corresponding path program 9 times [2024-04-04 00:33:53,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:53,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:53,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:54,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1065051632, now seen corresponding path program 10 times [2024-04-04 00:33:54,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:54,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:54,163 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:33:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:33:54,307 INFO L85 PathProgramCache]: Analyzing trace with hash 2086263268, now seen corresponding path program 2 times [2024-04-04 00:33:54,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:54,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:56,399 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 00:33:56,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:33:56,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:33:56,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:33:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 14 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 00:33:58,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-04 00:33:58,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=583, Invalid=4673, Unknown=0, NotChecked=0, Total=5256 [2024-04-04 00:33:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:58,320 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:33:58,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.8) internal successors, (196), 20 states have internal predecessors, (196), 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 00:33:58,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:33:58,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:33:58,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:33:58,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:34:18,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:34:18,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:34:18,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:34:18,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2024-04-04 00:34:18,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-04 00:34:18,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable17 [2024-04-04 00:34:18,353 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 00:34:18,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:34:18,353 INFO L85 PathProgramCache]: Analyzing trace with hash 705926640, now seen corresponding path program 4 times [2024-04-04 00:34:18,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:34:18,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443544553] [2024-04-04 00:34:18,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:18,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:34:19,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3132 backedges. 1073 proven. 4 refuted. 0 times theorem prover too weak. 2055 trivial. 0 not checked. [2024-04-04 00:34:19,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:34:19,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443544553] [2024-04-04 00:34:19,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443544553] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 00:34:19,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710084236] [2024-04-04 00:34:19,403 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 00:34:19,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 00:34:19,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:34:19,405 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) [2024-04-04 00:34:19,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 00:34:19,638 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 00:34:19,638 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 00:34:19,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-04 00:34:19,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 00:34:19,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3132 backedges. 1113 proven. 15 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2024-04-04 00:34:19,734 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 00:34:19,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3132 backedges. 1096 proven. 49 refuted. 0 times theorem prover too weak. 1987 trivial. 0 not checked. [2024-04-04 00:34:19,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710084236] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 00:34:19,867 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 00:34:19,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 11] total 17 [2024-04-04 00:34:19,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996996784] [2024-04-04 00:34:19,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 00:34:19,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-04-04 00:34:19,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:34:20,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1167143915, now seen corresponding path program 11 times [2024-04-04 00:34:20,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:20,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:20,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:20,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1370795462, now seen corresponding path program 12 times [2024-04-04 00:34:20,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:20,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:20,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:20,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1587125571, now seen corresponding path program 13 times [2024-04-04 00:34:20,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:20,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:20,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:20,669 INFO L85 PathProgramCache]: Analyzing trace with hash -72468648, now seen corresponding path program 14 times [2024-04-04 00:34:20,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:20,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:34:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 10 proven. 177 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-04-04 00:34:23,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:23,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:34:26,335 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 172 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 00:34:26,451 INFO L85 PathProgramCache]: Analyzing trace with hash -2125986411, now seen corresponding path program 15 times [2024-04-04 00:34:26,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:26,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:26,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:26,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1520113470, now seen corresponding path program 16 times [2024-04-04 00:34:26,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:26,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:26,755 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:26,972 INFO L85 PathProgramCache]: Analyzing trace with hash 126078382, now seen corresponding path program 17 times [2024-04-04 00:34:26,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:26,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:27,042 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:27,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1308129317, now seen corresponding path program 18 times [2024-04-04 00:34:27,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:27,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:27,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:27,571 INFO L85 PathProgramCache]: Analyzing trace with hash -776782464, now seen corresponding path program 19 times [2024-04-04 00:34:27,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:27,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:27,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:27,846 INFO L85 PathProgramCache]: Analyzing trace with hash -352120238, now seen corresponding path program 20 times [2024-04-04 00:34:27,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:27,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:27,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:28,159 INFO L85 PathProgramCache]: Analyzing trace with hash -807802753, now seen corresponding path program 21 times [2024-04-04 00:34:28,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:28,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:28,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:28,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1674919727, now seen corresponding path program 22 times [2024-04-04 00:34:28,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:28,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:28,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:28,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1935555825, now seen corresponding path program 23 times [2024-04-04 00:34:28,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:28,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:29,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:29,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:29,400 INFO L85 PathProgramCache]: Analyzing trace with hash -2086950156, now seen corresponding path program 24 times [2024-04-04 00:34:29,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:29,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:29,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:29,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1614870793, now seen corresponding path program 25 times [2024-04-04 00:34:29,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:29,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:30,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:30,334 INFO L85 PathProgramCache]: Analyzing trace with hash 687494884, now seen corresponding path program 26 times [2024-04-04 00:34:30,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:30,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:30,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:30,750 INFO L85 PathProgramCache]: Analyzing trace with hash 826314444, now seen corresponding path program 27 times [2024-04-04 00:34:30,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:30,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:31,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:31,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:31,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1849517049, now seen corresponding path program 28 times [2024-04-04 00:34:31,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:31,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:31,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:32,021 INFO L85 PathProgramCache]: Analyzing trace with hash 248702990, now seen corresponding path program 29 times [2024-04-04 00:34:32,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:32,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:32,280 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:32,671 INFO L85 PathProgramCache]: Analyzing trace with hash 292572855, now seen corresponding path program 30 times [2024-04-04 00:34:32,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:32,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:32,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:33,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1549671262, now seen corresponding path program 31 times [2024-04-04 00:34:33,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:33,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:33,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:34:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:34:33,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-04-04 00:34:33,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=4474, Unknown=0, NotChecked=0, Total=4830 [2024-04-04 00:34:33,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:34:33,765 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:34:33,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 11.0) internal successors, (187), 17 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) [2024-04-04 00:34:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:34:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:34:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:34:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2024-04-04 00:34:33,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:34:35,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:34:35,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:34:35,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:34:35,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2024-04-04 00:34:35,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 00:34:35,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 00:34:35,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable41,SelfDestructingSolverStorable31,SelfDestructingSolverStorable42,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable29,SelfDestructingSolverStorable32,SelfDestructingSolverStorable43,SelfDestructingSolverStorable33,SelfDestructingSolverStorable44,SelfDestructingSolverStorable34,SelfDestructingSolverStorable45,SelfDestructingSolverStorable24,SelfDestructingSolverStorable35,SelfDestructingSolverStorable46,SelfDestructingSolverStorable25,SelfDestructingSolverStorable36,SelfDestructingSolverStorable26,SelfDestructingSolverStorable37,SelfDestructingSolverStorable27,SelfDestructingSolverStorable38,SelfDestructingSolverStorable28,SelfDestructingSolverStorable39 [2024-04-04 00:34:35,601 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 00:34:35,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:34:35,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1398185419, now seen corresponding path program 5 times [2024-04-04 00:34:35,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:34:35,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845233582] [2024-04-04 00:34:35,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:34:35,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:34:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:34:56,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2731 backedges. 796 proven. 1878 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-04-04 00:34:56,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:34:56,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845233582] [2024-04-04 00:34:56,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845233582] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 00:34:56,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951752335] [2024-04-04 00:34:56,230 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 00:34:56,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 00:34:56,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:34:56,232 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) [2024-04-04 00:34:56,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 00:34:56,714 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2024-04-04 00:34:56,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 00:34:56,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 183 conjunts are in the unsatisfiable core [2024-04-04 00:34:56,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 00:35:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2731 backedges. 442 proven. 2247 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-04-04 00:35:18,453 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 00:35:31,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2731 backedges. 256 proven. 2469 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 00:35:31,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951752335] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 00:35:31,526 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 00:35:31,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [88, 108, 142] total 334 [2024-04-04 00:35:31,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666356361] [2024-04-04 00:35:31,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 00:35:31,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 334 states [2024-04-04 00:35:31,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:35:32,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 334 interpolants. [2024-04-04 00:35:32,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24262, Invalid=86960, Unknown=0, NotChecked=0, Total=111222 [2024-04-04 00:35:32,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:35:32,627 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:35:32,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 334 states, 334 states have (on average 2.586826347305389) internal successors, (864), 334 states have internal predecessors, (864), 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 00:35:32,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:35:32,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:35:32,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:35:32,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2024-04-04 00:35:32,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 00:35:32,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:35:37,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:36:48,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:36:48,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:36:48,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:36:48,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 182 states. [2024-04-04 00:36:48,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 00:36:48,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 622 states. [2024-04-04 00:36:48,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 00:36:48,326 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,SelfDestructingSolverStorable47 [2024-04-04 00:36:48,326 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 2 more)] === [2024-04-04 00:36:48,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:36:48,327 INFO L85 PathProgramCache]: Analyzing trace with hash -778464306, now seen corresponding path program 6 times [2024-04-04 00:36:48,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:36:48,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926799284] [2024-04-04 00:36:48,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:36:48,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:36:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:37:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1929 backedges. 366 proven. 1500 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-04-04 00:37:01,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:37:01,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926799284] [2024-04-04 00:37:01,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926799284] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 00:37:01,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167440257] [2024-04-04 00:37:01,999 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 00:37:01,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 00:37:01,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:37:02,000 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) [2024-04-04 00:37:02,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 00:37:02,471 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2024-04-04 00:37:02,471 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 00:37:02,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 156 conjunts are in the unsatisfiable core [2024-04-04 00:37:02,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 00:43:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1929 backedges. 92 proven. 1770 refuted. 33 times theorem prover too weak. 34 trivial. 0 not checked. [2024-04-04 00:43:17,183 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 00:43:30,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1929 backedges. 0 proven. 1929 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 00:43:30,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167440257] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 00:43:30,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 00:43:30,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 102, 125] total 300 [2024-04-04 00:43:30,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869503849] [2024-04-04 00:43:30,121 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 00:43:30,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 300 states [2024-04-04 00:43:30,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:43:31,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 300 interpolants. [2024-04-04 00:43:31,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17643, Invalid=71966, Unknown=91, NotChecked=0, Total=89700 [2024-04-04 00:43:31,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:43:31,778 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:43:31,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 300 states, 300 states have (on average 2.566666666666667) internal successors, (770), 300 states have internal predecessors, (770), 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 00:43:31,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:43:31,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 00:43:31,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-04 00:43:31,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 182 states. [2024-04-04 00:43:31,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 00:43:31,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 622 states. [2024-04-04 00:43:31,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:43:40,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:43:41,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:43:46,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:43:55,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:43:59,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:44:13,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:44:35,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:44:43,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:45:01,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:45:07,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:45:09,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:45:36,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:45:46,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:45:53,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:46:05,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:46:07,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:46:16,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:46:24,245 WARN L293 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 376 DAG size of output: 37 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 00:46:27,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:46:30,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:46:46,173 WARN L293 SmtUtils]: Spent 5.69s on a formula simplification. DAG size of input: 190 DAG size of output: 56 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 00:46:48,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:46:59,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:47:01,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:47:19,964 WARN L293 SmtUtils]: Spent 5.64s on a formula simplification. DAG size of input: 187 DAG size of output: 52 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 00:47:22,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 00:47:24,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2024-04-04 00:47:29,695 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 00:47:29,702 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 00:47:29,702 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 00:47:30,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 00:47:30,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2024-04-04 00:47:30,339 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-25-4-3-3-3-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ∧-2-1 context. [2024-04-04 00:47:30,341 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-04 00:47:30,341 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-04 00:47:30,341 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-04 00:47:30,341 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-04 00:47:30,342 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-04 00:47:30,345 INFO L445 BasicCegarLoop]: Path program histogram: [31, 6, 2, 2, 1, 1] [2024-04-04 00:47:30,347 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 00:47:30,347 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 00:47:30,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 12:47:30 BasicIcfg [2024-04-04 00:47:30,348 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 00:47:30,349 INFO L158 Benchmark]: Toolchain (without parser) took 832388.53ms. Allocated memory was 267.4MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 203.0MB in the beginning and 1.1GB in the end (delta: -856.4MB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-04-04 00:47:30,349 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 163.6MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 00:47:30,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.04ms. Allocated memory is still 267.4MB. Free memory was 203.0MB in the beginning and 190.9MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 00:47:30,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.63ms. Allocated memory is still 267.4MB. Free memory was 190.9MB in the beginning and 189.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 00:47:30,350 INFO L158 Benchmark]: Boogie Preprocessor took 19.84ms. Allocated memory is still 267.4MB. Free memory was 189.4MB in the beginning and 187.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-04 00:47:30,350 INFO L158 Benchmark]: RCFGBuilder took 601.70ms. Allocated memory is still 267.4MB. Free memory was 187.8MB in the beginning and 165.2MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2024-04-04 00:47:30,350 INFO L158 Benchmark]: TraceAbstraction took 831526.48ms. Allocated memory was 267.4MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 164.2MB in the beginning and 1.1GB in the end (delta: -895.2MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. [2024-04-04 00:47:30,351 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 163.6MB. Free memory is still 94.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 198.04ms. Allocated memory is still 267.4MB. Free memory was 203.0MB in the beginning and 190.9MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.63ms. Allocated memory is still 267.4MB. Free memory was 190.9MB in the beginning and 189.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 19.84ms. Allocated memory is still 267.4MB. Free memory was 189.4MB in the beginning and 187.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 601.70ms. Allocated memory is still 267.4MB. Free memory was 187.8MB in the beginning and 165.2MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 831526.48ms. Allocated memory was 267.4MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 164.2MB in the beginning and 1.1GB in the end (delta: -895.2MB). Peak memory consumption was 1.1GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 274444, independent: 250338, independent conditional: 244844, independent unconditional: 5494, dependent: 23974, dependent conditional: 23022, dependent unconditional: 952, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 254510, independent: 250338, independent conditional: 244844, independent unconditional: 5494, dependent: 4040, dependent conditional: 4007, dependent unconditional: 33, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 254510, independent: 250338, independent conditional: 244844, independent unconditional: 5494, dependent: 4040, dependent conditional: 4007, dependent unconditional: 33, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 254510, independent: 250338, independent conditional: 244844, independent unconditional: 5494, dependent: 4040, dependent conditional: 4007, dependent unconditional: 33, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 267716, independent: 250338, independent conditional: 11320, independent unconditional: 239018, dependent: 17246, dependent conditional: 8908, dependent unconditional: 8338, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 267716, independent: 250338, independent conditional: 9697, independent unconditional: 240641, dependent: 17246, dependent conditional: 4694, dependent unconditional: 12552, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 267716, independent: 250338, independent conditional: 9697, independent unconditional: 240641, dependent: 17246, dependent conditional: 4694, dependent unconditional: 12552, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1291, independent: 1076, independent conditional: 76, independent unconditional: 1000, dependent: 206, dependent conditional: 194, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1291, independent: 1071, independent conditional: 0, independent unconditional: 1071, dependent: 220, dependent conditional: 0, dependent unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 220, independent: 5, independent conditional: 5, independent unconditional: 0, dependent: 206, dependent conditional: 194, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, independent: 5, independent conditional: 5, independent unconditional: 0, dependent: 206, dependent conditional: 194, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 12847, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 3858, dependent conditional: 3079, dependent unconditional: 779, unknown: 8987, unknown conditional: 8987, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 267716, independent: 249262, independent conditional: 9621, independent unconditional: 239641, dependent: 17040, dependent conditional: 4500, dependent unconditional: 12540, unknown: 1414, unknown conditional: 402, unknown unconditional: 1012] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1076, Positive conditional cache size: 76, Positive unconditional cache size: 1000, Negative cache size: 206, Negative conditional cache size: 194, Negative unconditional cache size: 12, Unknown cache size: 9, Unknown conditional cache size: 9, Unknown unconditional cache size: 0, Eliminated conditions: 5837, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 267716, independent: 250338, independent conditional: 11320, independent unconditional: 239018, dependent: 17246, dependent conditional: 8908, dependent unconditional: 8338, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 267716, independent: 250338, independent conditional: 9697, independent unconditional: 240641, dependent: 17246, dependent conditional: 4694, dependent unconditional: 12552, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 267716, independent: 250338, independent conditional: 9697, independent unconditional: 240641, dependent: 17246, dependent conditional: 4694, dependent unconditional: 12552, unknown: 132, unknown conditional: 132, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1291, independent: 1076, independent conditional: 76, independent unconditional: 1000, dependent: 206, dependent conditional: 194, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1291, independent: 1071, independent conditional: 0, independent unconditional: 1071, dependent: 220, dependent conditional: 0, dependent unconditional: 220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 220, independent: 5, independent conditional: 5, independent unconditional: 0, dependent: 206, dependent conditional: 194, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, independent: 5, independent conditional: 5, independent unconditional: 0, dependent: 206, dependent conditional: 194, dependent unconditional: 12, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 12847, independent: 2, independent conditional: 2, independent unconditional: 0, dependent: 3858, dependent conditional: 3079, dependent unconditional: 779, unknown: 8987, unknown conditional: 8987, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 267716, independent: 249262, independent conditional: 9621, independent unconditional: 239641, dependent: 17040, dependent conditional: 4500, dependent unconditional: 12540, unknown: 1414, unknown conditional: 402, unknown unconditional: 1012] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1076, Positive conditional cache size: 76, Positive unconditional cache size: 1000, Negative cache size: 206, Negative conditional cache size: 194, Negative unconditional cache size: 12, Unknown cache size: 9, Unknown conditional cache size: 9, Unknown unconditional cache size: 0, Eliminated conditions: 5837 ], Independence queries for same thread: 19934 - TimeoutResultAtElement [Line: 139]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-25-4-3-3-3-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-25-4-3-3-3-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 130]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-25-4-3-3-3-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 132]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-25-4-3-3-3-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ∧-2-1 context. - TimeoutResultAtElement [Line: 131]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-25-4-3-3-3-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ∧-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 159 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 831.3s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 31, EmptinessCheckTime: 337.2s, 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: 913, 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: 0.2s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 458.9s InterpolantComputationTime, 3092 NumberOfCodeBlocks, 3054 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 4294 ConstructedInterpolants, 0 QuantifiedInterpolants, 51360 SizeOfPredicates, 105 NumberOfNonLiveVariables, 2456 ConjunctsInSsa, 378 ConjunctsInUnsatCore, 16 InterpolantComputations, 3 PerfectInterpolantSequences, 13048/24995 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown