/usr/bin/java -Xmx7000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-9d61ce8-m [2023-09-06 19:48:03,142 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-06 19:48:03,175 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-06 19:48:03,178 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-06 19:48:03,178 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-06 19:48:03,178 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-06 19:48:03,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-06 19:48:03,206 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-06 19:48:03,206 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-06 19:48:03,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-06 19:48:03,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-06 19:48:03,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-06 19:48:03,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-06 19:48:03,208 INFO L153 SettingsManager]: * Use SBE=true [2023-09-06 19:48:03,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-06 19:48:03,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-06 19:48:03,208 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-06 19:48:03,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-06 19:48:03,209 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-06 19:48:03,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-06 19:48:03,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-06 19:48:03,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-06 19:48:03,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-06 19:48:03,213 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-06 19:48:03,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-06 19:48:03,214 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-06 19:48:03,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-06 19:48:03,214 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-06 19:48:03,215 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-06 19:48:03,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-06 19:48:03,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-06 19:48:03,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-06 19:48:03,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-06 19:48:03,215 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-06 19:48:03,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-06 19:48:03,216 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-06 19:48:03,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-06 19:48:03,216 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-06 19:48:03,216 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-06 19:48:03,216 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-06 19:48:03,217 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-06 19:48:03,219 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-09-06 19:48:03,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-06 19:48:03,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-06 19:48:03,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-06 19:48:03,416 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-06 19:48:03,416 INFO L274 PluginConnector]: CDTParser initialized [2023-09-06 19:48:03,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2023-09-06 19:48:04,330 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-06 19:48:04,553 INFO L384 CDTParser]: Found 1 translation units. [2023-09-06 19:48:04,553 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i [2023-09-06 19:48:04,572 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b4395a34/bf0aaf49f07f4e2eac93ca0070dd7832/FLAGede993789 [2023-09-06 19:48:04,585 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b4395a34/bf0aaf49f07f4e2eac93ca0070dd7832 [2023-09-06 19:48:04,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-06 19:48:04,588 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-06 19:48:04,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-06 19:48:04,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-06 19:48:04,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-06 19:48:04,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:04,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73065199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04, skipping insertion in model container [2023-09-06 19:48:04,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:04,638 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-09-06 19:48:04,903 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2023-09-06 19:48:04,906 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-06 19:48:04,921 INFO L202 MainTranslator]: Completed pre-run [2023-09-06 19:48:04,934 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [218] [2023-09-06 19:48:04,935 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [219] [2023-09-06 19:48:04,941 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: unsigned short [730] [2023-09-06 19:48:04,944 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: unsigned long [871] [2023-09-06 19:48:04,948 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_ok.i[39757,39770] [2023-09-06 19:48:04,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-06 19:48:04,994 INFO L206 MainTranslator]: Completed translation [2023-09-06 19:48:04,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04 WrapperNode [2023-09-06 19:48:04,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-06 19:48:04,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-06 19:48:04,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-06 19:48:04,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-06 19:48:05,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,027 INFO L138 Inliner]: procedures = 243, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-09-06 19:48:05,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-06 19:48:05,028 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-06 19:48:05,028 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-06 19:48:05,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-06 19:48:05,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-06 19:48:05,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-06 19:48:05,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-06 19:48:05,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-06 19:48:05,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (1/1) ... [2023-09-06 19:48:05,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-06 19:48:05,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-06 19:48:05,084 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-09-06 19:48:05,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-09-06 19:48:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-06 19:48:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-06 19:48:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-09-06 19:48:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-06 19:48:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-09-06 19:48:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-09-06 19:48:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-09-06 19:48:05,109 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-09-06 19:48:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-06 19:48:05,109 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-09-06 19:48:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-06 19:48:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-06 19:48:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-06 19:48:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-06 19:48:05,111 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-06 19:48:05,229 INFO L236 CfgBuilder]: Building ICFG [2023-09-06 19:48:05,230 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-06 19:48:05,365 INFO L277 CfgBuilder]: Performing block encoding [2023-09-06 19:48:05,370 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-06 19:48:05,370 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-09-06 19:48:05,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 07:48:05 BoogieIcfgContainer [2023-09-06 19:48:05,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-06 19:48:05,373 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-06 19:48:05,373 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-06 19:48:05,374 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-06 19:48:05,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.09 07:48:04" (1/3) ... [2023-09-06 19:48:05,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52021abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.09 07:48:05, skipping insertion in model container [2023-09-06 19:48:05,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 07:48:04" (2/3) ... [2023-09-06 19:48:05,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52021abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.09 07:48:05, skipping insertion in model container [2023-09-06 19:48:05,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 07:48:05" (3/3) ... [2023-09-06 19:48:05,376 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_ok.i [2023-09-06 19:48:05,381 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-06 19:48:05,387 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-06 19:48:05,387 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-06 19:48:05,387 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-06 19:48:05,429 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-09-06 19:48:05,486 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-06 19:48:05,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-06 19:48:05,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-06 19:48:05,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-09-06 19:48:05,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-09-06 19:48:05,545 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-06 19:48:05,550 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-06 19:48:05,553 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=LoopsAndPotentialCycles, 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;@62d0df4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-06 19:48:05,553 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-06 19:48:05,739 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-06 19:48:05,742 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 19:48:05,742 INFO L85 PathProgramCache]: Analyzing trace with hash 2010424747, now seen corresponding path program 1 times [2023-09-06 19:48:05,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 19:48:05,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357571681] [2023-09-06 19:48:05,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 19:48:05,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 19:48:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 19:48:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-09-06 19:48:06,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 19:48:06,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357571681] [2023-09-06 19:48:06,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357571681] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-06 19:48:06,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-06 19:48:06,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-09-06 19:48:06,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417094391] [2023-09-06 19:48:06,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-06 19:48:06,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-09-06 19:48:06,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 19:48:06,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-06 19:48:06,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-06 19:48:06,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 19:48:06,178 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 19:48:06,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 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) [2023-09-06 19:48:06,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-06 19:48:06,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-06 19:48:06,311 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-06 19:48:06,313 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 19:48:06,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1781420652, now seen corresponding path program 2 times [2023-09-06 19:48:06,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 19:48:06,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257240487] [2023-09-06 19:48:06,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 19:48:06,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 19:48:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 19:48:06,513 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-09-06 19:48:06,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 19:48:06,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257240487] [2023-09-06 19:48:06,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257240487] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-06 19:48:06,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-06 19:48:06,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-09-06 19:48:06,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326066700] [2023-09-06 19:48:06,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-06 19:48:06,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-09-06 19:48:06,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 19:48:06,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-06 19:48:06,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-06 19:48:06,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 19:48:06,517 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 19:48:06,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) [2023-09-06 19:48:06,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-06 19:48:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-06 19:48:06,611 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-06 19:48:06,612 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 19:48:06,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1149392253, now seen corresponding path program 3 times [2023-09-06 19:48:06,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 19:48:06,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051206625] [2023-09-06 19:48:06,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 19:48:06,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 19:48:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 19:48:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-09-06 19:48:06,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 19:48:06,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051206625] [2023-09-06 19:48:06,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051206625] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-06 19:48:06,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-06 19:48:06,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-09-06 19:48:06,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284505617] [2023-09-06 19:48:06,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-06 19:48:06,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-09-06 19:48:06,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 19:48:06,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-06 19:48:06,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-06 19:48:06,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 19:48:06,891 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 19:48:06,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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) [2023-09-06 19:48:06,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-06 19:48:06,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:06,957 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-06 19:48:06,957 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-06 19:48:06,958 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 19:48:06,958 INFO L85 PathProgramCache]: Analyzing trace with hash 67743663, now seen corresponding path program 4 times [2023-09-06 19:48:06,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 19:48:06,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527111709] [2023-09-06 19:48:06,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 19:48:06,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 19:48:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 19:48:07,155 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-09-06 19:48:07,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 19:48:07,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527111709] [2023-09-06 19:48:07,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527111709] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-06 19:48:07,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908665426] [2023-09-06 19:48:07,161 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-09-06 19:48:07,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-06 19:48:07,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-06 19:48:07,233 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-06 19:48:07,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-09-06 19:48:07,378 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-09-06 19:48:07,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-06 19:48:07,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 6 conjunts are in the unsatisfiable core [2023-09-06 19:48:07,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-06 19:48:07,542 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-09-06 19:48:07,542 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-06 19:48:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-09-06 19:48:07,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908665426] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-06 19:48:07,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-06 19:48:07,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2023-09-06 19:48:07,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693400146] [2023-09-06 19:48:07,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-06 19:48:07,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-06 19:48:07,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 19:48:07,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-06 19:48:07,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-09-06 19:48:07,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 19:48:07,610 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 19:48:07,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.166666666666668) internal successors, (145), 6 states have internal predecessors, (145), 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) [2023-09-06 19:48:07,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:07,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:07,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:07,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-06 19:48:07,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:07,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:07,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:07,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-09-06 19:48:07,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-09-06 19:48:07,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-09-06 19:48:07,917 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-06 19:48:07,918 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 19:48:07,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1788440699, now seen corresponding path program 5 times [2023-09-06 19:48:07,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 19:48:07,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902110514] [2023-09-06 19:48:07,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 19:48:07,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 19:48:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 19:48:08,133 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 22 proven. 53 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-09-06 19:48:08,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 19:48:08,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902110514] [2023-09-06 19:48:08,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902110514] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-06 19:48:08,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1498177420] [2023-09-06 19:48:08,134 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-09-06 19:48:08,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-06 19:48:08,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-06 19:48:08,134 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-06 19:48:08,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-09-06 19:48:08,263 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2023-09-06 19:48:08,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-06 19:48:08,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 8 conjunts are in the unsatisfiable core [2023-09-06 19:48:08,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-06 19:48:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 22 proven. 53 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-09-06 19:48:08,348 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-06 19:48:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 22 proven. 53 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-09-06 19:48:08,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1498177420] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-06 19:48:08,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-06 19:48:08,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 11 [2023-09-06 19:48:08,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855206629] [2023-09-06 19:48:08,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-06 19:48:08,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-09-06 19:48:08,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 19:48:08,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-09-06 19:48:08,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-09-06 19:48:08,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 19:48:08,453 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 19:48:08,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 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) [2023-09-06 19:48:08,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:08,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:08,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:08,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-09-06 19:48:08,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-06 19:48:08,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:08,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:08,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:08,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-09-06 19:48:08,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-06 19:48:08,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-09-06 19:48:08,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-06 19:48:08,743 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-06 19:48:08,744 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 19:48:08,744 INFO L85 PathProgramCache]: Analyzing trace with hash -130349862, now seen corresponding path program 1 times [2023-09-06 19:48:08,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 19:48:08,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826730807] [2023-09-06 19:48:08,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 19:48:08,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 19:48:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 19:48:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 23 proven. 154 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-09-06 19:48:09,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 19:48:09,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826730807] [2023-09-06 19:48:09,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826730807] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-06 19:48:09,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012655458] [2023-09-06 19:48:09,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 19:48:09,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-06 19:48:09,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-06 19:48:09,538 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-06 19:48:09,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-09-06 19:48:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 19:48:09,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 31 conjunts are in the unsatisfiable core [2023-09-06 19:48:09,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-06 19:48:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 23 proven. 154 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-09-06 19:48:10,132 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-06 19:48:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-09-06 19:48:10,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1012655458] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-06 19:48:10,701 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-06 19:48:10,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 17] total 43 [2023-09-06 19:48:10,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782397583] [2023-09-06 19:48:10,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-06 19:48:10,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2023-09-06 19:48:10,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 19:48:10,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2023-09-06 19:48:10,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1677, Unknown=0, NotChecked=0, Total=1806 [2023-09-06 19:48:10,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 19:48:10,704 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 19:48:10,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 9.372093023255815) internal successors, (403), 43 states have internal predecessors, (403), 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) [2023-09-06 19:48:10,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:10,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:10,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 19:48:10,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-09-06 19:48:10,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-06 19:48:10,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Received shutdown request... [2023-09-06 19:52:50,696 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2023-09-06 19:52:50,696 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-06 19:52:50,696 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-06 19:52:50,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-09-06 19:52:51,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-06 19:52:51,099 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DynamicStratifiedReduction. [2023-09-06 19:52:51,101 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-09-06 19:52:51,101 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-09-06 19:52:51,101 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-09-06 19:52:51,112 INFO L445 BasicCegarLoop]: Path program histogram: [5, 1] [2023-09-06 19:52:51,114 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-06 19:52:51,114 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-06 19:52:51,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.09 07:52:51 BasicIcfg [2023-09-06 19:52:51,121 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-06 19:52:51,121 INFO L158 Benchmark]: Toolchain (without parser) took 286533.90ms. Allocated memory was 299.9MB in the beginning and 556.8MB in the end (delta: 256.9MB). Free memory was 260.2MB in the beginning and 455.4MB in the end (delta: -195.3MB). Peak memory consumption was 342.9MB. Max. memory is 7.0GB. [2023-09-06 19:52:51,122 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 162.5MB. Free memory is still 114.8MB. There was no memory consumed. Max. memory is 7.0GB. [2023-09-06 19:52:51,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.62ms. Allocated memory is still 299.9MB. Free memory was 260.2MB in the beginning and 233.3MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 7.0GB. [2023-09-06 19:52:51,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.03ms. Allocated memory is still 299.9MB. Free memory was 233.3MB in the beginning and 231.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-06 19:52:51,122 INFO L158 Benchmark]: Boogie Preprocessor took 21.20ms. Allocated memory is still 299.9MB. Free memory was 231.2MB in the beginning and 229.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 7.0GB. [2023-09-06 19:52:51,122 INFO L158 Benchmark]: RCFGBuilder took 321.72ms. Allocated memory is still 299.9MB. Free memory was 229.5MB in the beginning and 212.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 7.0GB. [2023-09-06 19:52:51,122 INFO L158 Benchmark]: TraceAbstraction took 285748.58ms. Allocated memory was 299.9MB in the beginning and 556.8MB in the end (delta: 256.9MB). Free memory was 211.9MB in the beginning and 455.4MB in the end (delta: -243.5MB). Peak memory consumption was 294.7MB. Max. memory is 7.0GB. [2023-09-06 19:52:51,123 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 162.5MB. Free memory is still 114.8MB. There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 406.62ms. Allocated memory is still 299.9MB. Free memory was 260.2MB in the beginning and 233.3MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 32.03ms. Allocated memory is still 299.9MB. Free memory was 233.3MB in the beginning and 231.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 21.20ms. Allocated memory is still 299.9MB. Free memory was 231.2MB in the beginning and 229.5MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 7.0GB. * RCFGBuilder took 321.72ms. Allocated memory is still 299.9MB. Free memory was 229.5MB in the beginning and 212.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 7.0GB. * TraceAbstraction took 285748.58ms. Allocated memory was 299.9MB in the beginning and 556.8MB in the end (delta: 256.9MB). Free memory was 211.9MB in the beginning and 455.4MB in the end (delta: -243.5MB). Peak memory consumption was 294.7MB. Max. memory is 7.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 218]: Unsoundness Warning unspecified type, defaulting to int C: short [218] - GenericResultAtLocation [Line: 219]: Unsoundness Warning unspecified type, defaulting to int C: short [219] - GenericResultAtLocation [Line: 730]: Unsoundness Warning unspecified type, defaulting to int C: unsigned short [730] - GenericResultAtLocation [Line: 871]: Unsoundness Warning unspecified type, defaulting to int C: unsigned long [871] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11798, independent: 10744, independent conditional: 10744, independent unconditional: 0, dependent: 1054, dependent conditional: 1054, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10814, independent: 10744, independent conditional: 10744, independent unconditional: 0, dependent: 70, dependent conditional: 70, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10814, independent: 10744, independent conditional: 10744, independent unconditional: 0, dependent: 70, dependent conditional: 70, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11117, independent: 10744, independent conditional: 0, independent unconditional: 10744, dependent: 373, dependent conditional: 303, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11117, independent: 10744, independent conditional: 0, independent unconditional: 10744, dependent: 373, dependent conditional: 0, dependent unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11117, independent: 10744, independent conditional: 0, independent unconditional: 10744, dependent: 373, dependent conditional: 0, dependent unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10814, independent: 10744, independent conditional: 0, independent unconditional: 10744, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10814, independent: 10683, independent conditional: 0, independent unconditional: 10683, dependent: 131, dependent conditional: 0, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 131, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 131, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 131, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 70, dependent conditional: 0, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 175, independent: 78, independent conditional: 0, independent unconditional: 78, dependent: 97, dependent conditional: 0, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11117, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 303, dependent conditional: 0, dependent unconditional: 303, unknown: 10814, unknown conditional: 0, unknown unconditional: 10814] , Statistics on independence cache: Total cache size (in pairs): 10814, Positive cache size: 10744, Positive conditional cache size: 0, Positive unconditional cache size: 10744, Negative cache size: 70, Negative conditional cache size: 0, Negative unconditional cache size: 70, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 303, Maximal queried relation: 6, Independence queries for same thread: 984 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 1, RedundantProofs: 0, ProvenStates: 2581 - TimeoutResultAtElement [Line: 919]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing DynamicStratifiedReduction. - TimeoutResultAtElement [Line: 914]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DynamicStratifiedReduction. - TimeoutResultAtElement [Line: 913]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DynamicStratifiedReduction. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 167 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 285.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 280.9s, 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: 49, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1525 NumberOfCodeBlocks, 1503 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2020 ConstructedInterpolants, 0 QuantifiedInterpolants, 5759 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1298 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 12 InterpolantComputations, 3 PerfectInterpolantSequences, 740/1393 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