/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 02:09:45,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 02:09:45,171 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 02:09:45,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 02:09:45,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 02:09:45,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 02:09:45,214 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 02:09:45,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 02:09:45,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 02:09:45,218 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 02:09:45,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 02:09:45,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 02:09:45,219 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 02:09:45,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 02:09:45,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 02:09:45,221 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 02:09:45,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 02:09:45,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 02:09:45,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 02:09:45,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 02:09:45,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 02:09:45,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 02:09:45,222 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 02:09:45,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 02:09:45,222 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 02:09:45,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 02:09:45,223 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 02:09:45,223 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 02:09:45,223 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 02:09:45,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 02:09:45,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 02:09:45,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 02:09:45,226 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 02:09:45,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 02:09:45,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 02:09:45,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 02:09:45,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 02:09:45,469 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 02:09:45,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_tso.i [2024-05-08 02:09:46,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 02:09:46,702 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 02:09:46,702 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_tso.i [2024-05-08 02:09:46,717 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/51ae49456/e97ee76d52fb485498198c3fecf8f297/FLAG7eba346f6 [2024-05-08 02:09:46,741 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/51ae49456/e97ee76d52fb485498198c3fecf8f297 [2024-05-08 02:09:46,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 02:09:46,745 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 02:09:46,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 02:09:46,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 02:09:46,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 02:09:46,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 02:09:46" (1/1) ... [2024-05-08 02:09:46,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@563bfc91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:46, skipping insertion in model container [2024-05-08 02:09:46,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 02:09:46" (1/1) ... [2024-05-08 02:09:46,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 02:09:46,983 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_tso.i[945,958] [2024-05-08 02:09:47,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 02:09:47,128 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 02:09:47,140 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_tso.i[945,958] [2024-05-08 02:09:47,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 02:09:47,191 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 02:09:47,191 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 02:09:47,197 INFO L206 MainTranslator]: Completed translation [2024-05-08 02:09:47,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47 WrapperNode [2024-05-08 02:09:47,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 02:09:47,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 02:09:47,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 02:09:47,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 02:09:47,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,242 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-08 02:09:47,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 02:09:47,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 02:09:47,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 02:09:47,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 02:09:47,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,256 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,257 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 02:09:47,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 02:09:47,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 02:09:47,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 02:09:47,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (1/1) ... [2024-05-08 02:09:47,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 02:09:47,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 02:09:47,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-08 02:09:47,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-08 02:09:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 02:09:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 02:09:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 02:09:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 02:09:47,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 02:09:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-08 02:09:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-08 02:09:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-08 02:09:47,357 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-08 02:09:47,357 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-08 02:09:47,358 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-08 02:09:47,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 02:09:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 02:09:47,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 02:09:47,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 02:09:47,360 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 02:09:47,484 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 02:09:47,486 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 02:09:47,637 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 02:09:47,644 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 02:09:47,644 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-08 02:09:47,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 02:09:47 BoogieIcfgContainer [2024-05-08 02:09:47,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 02:09:47,647 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 02:09:47,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 02:09:47,650 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 02:09:47,650 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 02:09:46" (1/3) ... [2024-05-08 02:09:47,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65bf0c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 02:09:47, skipping insertion in model container [2024-05-08 02:09:47,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 02:09:47" (2/3) ... [2024-05-08 02:09:47,651 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65bf0c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 02:09:47, skipping insertion in model container [2024-05-08 02:09:47,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 02:09:47" (3/3) ... [2024-05-08 02:09:47,652 INFO L112 eAbstractionObserver]: Analyzing ICFG safe026_tso.i [2024-05-08 02:09:47,658 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 02:09:47,665 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 02:09:47,665 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 02:09:47,665 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 02:09:47,699 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-08 02:09:47,729 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 02:09:47,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 02:09:47,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 02:09:47,737 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-08 02:09:47,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-08 02:09:47,803 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 02:09:47,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:09:47,814 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 02:09:47,822 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;@ba8f7db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 02:09:47,822 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-08 02:09:47,895 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 1 more)] === [2024-05-08 02:09:47,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:09:47,897 INFO L85 PathProgramCache]: Analyzing trace with hash 503028225, now seen corresponding path program 1 times [2024-05-08 02:09:47,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:09:47,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577080118] [2024-05-08 02:09:47,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:47,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:48,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:48,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:09:48,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577080118] [2024-05-08 02:09:48,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577080118] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:09:48,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:09:48,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-08 02:09:48,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974010539] [2024-05-08 02:09:48,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:09:48,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-08 02:09:48,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:09:48,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 02:09:48,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-08 02:09:48,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:48,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:09:48,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 02:09:48,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:48,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:48,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-08 02:09:48,322 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 1 more)] === [2024-05-08 02:09:48,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:09:48,323 INFO L85 PathProgramCache]: Analyzing trace with hash 7970047, now seen corresponding path program 1 times [2024-05-08 02:09:48,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:09:48,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089703952] [2024-05-08 02:09:48,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:48,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:48,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:48,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:09:48,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089703952] [2024-05-08 02:09:48,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089703952] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:09:48,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:09:48,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 02:09:48,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257055263] [2024-05-08 02:09:48,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:09:48,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 02:09:48,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:09:48,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 02:09:48,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-08 02:09:48,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:48,719 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:09:48,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 02:09:48,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:48,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:49,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1832159947, now seen corresponding path program 1 times [2024-05-08 02:09:49,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:49,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:49,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 02:09:49,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-08 02:09:49,168 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 1 more)] === [2024-05-08 02:09:49,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:09:49,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1210154505, now seen corresponding path program 1 times [2024-05-08 02:09:49,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:09:49,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766848104] [2024-05-08 02:09:49,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:49,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:49,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:09:49,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766848104] [2024-05-08 02:09:49,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766848104] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:09:49,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:09:49,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-08 02:09:49,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750830112] [2024-05-08 02:09:49,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:09:49,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-08 02:09:49,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:09:49,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1832159947, now seen corresponding path program 2 times [2024-05-08 02:09:49,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:49,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:49,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:49,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 02:09:49,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-08 02:09:49,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:49,606 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:09:49,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 02:09:49,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:49,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 02:09:49,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:49,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1832159947, now seen corresponding path program 3 times [2024-05-08 02:09:49,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:49,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:49,736 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:49,886 INFO L85 PathProgramCache]: Analyzing trace with hash 814084020, now seen corresponding path program 1 times [2024-05-08 02:09:49,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:49,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:49,906 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1406885302, now seen corresponding path program 1 times [2024-05-08 02:09:50,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,300 INFO L85 PathProgramCache]: Analyzing trace with hash 767256150, now seen corresponding path program 1 times [2024-05-08 02:09:50,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,426 INFO L85 PathProgramCache]: Analyzing trace with hash -390891793, now seen corresponding path program 1 times [2024-05-08 02:09:50,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1788505986, now seen corresponding path program 1 times [2024-05-08 02:09:50,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,547 INFO L85 PathProgramCache]: Analyzing trace with hash 611883080, now seen corresponding path program 1 times [2024-05-08 02:09:50,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,596 INFO L85 PathProgramCache]: Analyzing trace with hash 158285533, now seen corresponding path program 1 times [2024-05-08 02:09:50,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,642 INFO L85 PathProgramCache]: Analyzing trace with hash -2073103926, now seen corresponding path program 1 times [2024-05-08 02:09:50,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,779 INFO L85 PathProgramCache]: Analyzing trace with hash -2006536941, now seen corresponding path program 1 times [2024-05-08 02:09:50,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1034558287, now seen corresponding path program 1 times [2024-05-08 02:09:50,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,832 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,895 INFO L85 PathProgramCache]: Analyzing trace with hash 596096911, now seen corresponding path program 1 times [2024-05-08 02:09:50,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1543249922, now seen corresponding path program 1 times [2024-05-08 02:09:50,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:50,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:50,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,075 INFO L85 PathProgramCache]: Analyzing trace with hash -504404381, now seen corresponding path program 1 times [2024-05-08 02:09:51,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,136 INFO L85 PathProgramCache]: Analyzing trace with hash -986101943, now seen corresponding path program 1 times [2024-05-08 02:09:51,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,189 INFO L85 PathProgramCache]: Analyzing trace with hash 106738920, now seen corresponding path program 1 times [2024-05-08 02:09:51,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,238 INFO L85 PathProgramCache]: Analyzing trace with hash -2074764409, now seen corresponding path program 1 times [2024-05-08 02:09:51,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,342 INFO L85 PathProgramCache]: Analyzing trace with hash -27762075, now seen corresponding path program 4 times [2024-05-08 02:09:51,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:51,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-08 02:09:51,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-08 02:09:51,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-08 02:09:51,365 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 1 more)] === [2024-05-08 02:09:51,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:09:51,366 INFO L85 PathProgramCache]: Analyzing trace with hash 531906351, now seen corresponding path program 2 times [2024-05-08 02:09:51,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:09:51,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979025318] [2024-05-08 02:09:51,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:51,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:09:51,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979025318] [2024-05-08 02:09:51,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979025318] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:09:51,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:09:51,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 02:09:51,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685527275] [2024-05-08 02:09:51,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:09:51,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 02:09:51,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:09:51,496 INFO L85 PathProgramCache]: Analyzing trace with hash -2074764409, now seen corresponding path program 2 times [2024-05-08 02:09:51,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,504 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,587 INFO L85 PathProgramCache]: Analyzing trace with hash -506004044, now seen corresponding path program 1 times [2024-05-08 02:09:51,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:51,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:51,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:51,808 INFO L85 PathProgramCache]: Analyzing trace with hash -27762075, now seen corresponding path program 5 times [2024-05-08 02:09:51,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:51,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:51,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-08 02:09:51,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-05-08 02:09:51,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:51,823 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:09:51,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 12.333333333333334) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 02:09:51,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:51,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-08 02:09:51,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-08 02:09:51,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:52,018 INFO L85 PathProgramCache]: Analyzing trace with hash 767256150, now seen corresponding path program 2 times [2024-05-08 02:09:52,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:52,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,042 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,116 INFO L85 PathProgramCache]: Analyzing trace with hash -390891793, now seen corresponding path program 2 times [2024-05-08 02:09:52,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:52,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,225 INFO L85 PathProgramCache]: Analyzing trace with hash 596096911, now seen corresponding path program 2 times [2024-05-08 02:09:52,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:52,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1543249922, now seen corresponding path program 2 times [2024-05-08 02:09:52,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:52,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,351 INFO L85 PathProgramCache]: Analyzing trace with hash -504404381, now seen corresponding path program 2 times [2024-05-08 02:09:52,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:52,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:52,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:53,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1699623521, now seen corresponding path program 1 times [2024-05-08 02:09:53,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:53,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:53,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:53,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:53,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 02:09:53,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-08 02:09:53,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 02:09:53,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-08 02:09:53,543 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 1 more)] === [2024-05-08 02:09:53,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:09:53,544 INFO L85 PathProgramCache]: Analyzing trace with hash -408969335, now seen corresponding path program 3 times [2024-05-08 02:09:53,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:09:53,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558311955] [2024-05-08 02:09:53,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:53,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:53,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:09:53,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558311955] [2024-05-08 02:09:53,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558311955] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:09:53,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:09:53,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 02:09:53,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610922184] [2024-05-08 02:09:53,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:09:53,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 02:09:53,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:09:53,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1488411181, now seen corresponding path program 1 times [2024-05-08 02:09:53,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:53,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:53,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:53,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:53,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:53,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-08 02:09:53,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-08 02:09:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:53,808 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:09:53,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 12.333333333333334) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 02:09:53,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:53,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 02:09:53,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-08 02:09:53,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-08 02:09:53,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 02:09:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-08 02:09:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 02:09:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 02:09:54,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2024-05-08 02:09:54,689 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 1 more)] === [2024-05-08 02:09:54,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 02:09:54,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1284740279, now seen corresponding path program 4 times [2024-05-08 02:09:54,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 02:09:54,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029728023] [2024-05-08 02:09:54,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:54,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 02:09:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 02:09:54,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 02:09:54,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029728023] [2024-05-08 02:09:54,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029728023] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 02:09:54,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 02:09:54,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 02:09:54,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029615745] [2024-05-08 02:09:54,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 02:09:54,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 02:09:54,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 02:09:54,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1699623521, now seen corresponding path program 2 times [2024-05-08 02:09:54,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 02:09:54,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 02:09:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:54,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 02:09:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 02:09:54,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 02:09:54,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-08 02:09:54,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:54,849 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 02:09:54,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 02:09:54,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:54,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-08 02:09:54,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-08 02:09:54,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-08 02:09:54,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 02:09:54,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:55,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 02:09:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-08 02:09:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-08 02:09:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 02:09:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 02:09:55,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 02:09:55,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-08 02:09:55,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-08 02:09:55,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-08 02:09:55,770 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-08 02:09:55,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,SelfDestructingSolverStorable38 [2024-05-08 02:09:55,778 INFO L448 BasicCegarLoop]: Path program histogram: [5, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-08 02:09:55,780 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 02:09:55,780 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 02:09:55,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 02:09:55 BasicIcfg [2024-05-08 02:09:55,783 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 02:09:55,784 INFO L158 Benchmark]: Toolchain (without parser) took 9039.26ms. Allocated memory was 189.8MB in the beginning and 494.9MB in the end (delta: 305.1MB). Free memory was 118.8MB in the beginning and 227.3MB in the end (delta: -108.5MB). Peak memory consumption was 197.3MB. Max. memory is 8.0GB. [2024-05-08 02:09:55,784 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 189.8MB. Free memory was 155.4MB in the beginning and 155.3MB in the end (delta: 83.7kB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 02:09:55,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.15ms. Allocated memory was 189.8MB in the beginning and 268.4MB in the end (delta: 78.6MB). Free memory was 118.6MB in the beginning and 220.2MB in the end (delta: -101.5MB). Peak memory consumption was 4.6MB. Max. memory is 8.0GB. [2024-05-08 02:09:55,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.53ms. Allocated memory is still 268.4MB. Free memory was 220.2MB in the beginning and 218.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-08 02:09:55,786 INFO L158 Benchmark]: Boogie Preprocessor took 15.41ms. Allocated memory is still 268.4MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-08 02:09:55,786 INFO L158 Benchmark]: RCFGBuilder took 386.29ms. Allocated memory is still 268.4MB. Free memory was 216.5MB in the beginning and 201.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-08 02:09:55,786 INFO L158 Benchmark]: TraceAbstraction took 8135.92ms. Allocated memory was 268.4MB in the beginning and 494.9MB in the end (delta: 226.5MB). Free memory was 200.8MB in the beginning and 227.3MB in the end (delta: -26.5MB). Peak memory consumption was 200.0MB. Max. memory is 8.0GB. [2024-05-08 02:09:55,788 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 189.8MB. Free memory was 155.4MB in the beginning and 155.3MB in the end (delta: 83.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 452.15ms. Allocated memory was 189.8MB in the beginning and 268.4MB in the end (delta: 78.6MB). Free memory was 118.6MB in the beginning and 220.2MB in the end (delta: -101.5MB). Peak memory consumption was 4.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.53ms. Allocated memory is still 268.4MB. Free memory was 220.2MB in the beginning and 218.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.41ms. Allocated memory is still 268.4MB. Free memory was 218.1MB in the beginning and 216.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 386.29ms. Allocated memory is still 268.4MB. Free memory was 216.5MB in the beginning and 201.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 8135.92ms. Allocated memory was 268.4MB in the beginning and 494.9MB in the end (delta: 226.5MB). Free memory was 200.8MB in the beginning and 227.3MB in the end (delta: -26.5MB). Peak memory consumption was 200.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 164841, independent: 162719, independent conditional: 162300, independent unconditional: 419, dependent: 2122, dependent conditional: 2120, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 164706, independent: 162719, independent conditional: 162300, independent unconditional: 419, dependent: 1987, dependent conditional: 1985, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 164706, independent: 162719, independent conditional: 162300, independent unconditional: 419, dependent: 1987, dependent conditional: 1985, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 164706, independent: 162719, independent conditional: 162300, independent unconditional: 419, dependent: 1987, dependent conditional: 1985, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169794, independent: 162719, independent conditional: 77773, independent unconditional: 84946, dependent: 7075, dependent conditional: 5099, dependent unconditional: 1976, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169794, independent: 162719, independent conditional: 34083, independent unconditional: 128636, dependent: 7075, dependent conditional: 1593, dependent unconditional: 5482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169794, independent: 162719, independent conditional: 34083, independent unconditional: 128636, dependent: 7075, dependent conditional: 1593, dependent unconditional: 5482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1029, independent: 1002, independent conditional: 189, independent unconditional: 813, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1029, independent: 960, independent conditional: 0, independent unconditional: 960, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 69, independent: 42, independent conditional: 38, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, independent: 42, independent conditional: 38, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, independent: 47, independent conditional: 44, independent unconditional: 3, dependent: 59, dependent conditional: 42, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169794, independent: 161717, independent conditional: 33894, independent unconditional: 127823, dependent: 7048, dependent conditional: 1580, dependent unconditional: 5468, unknown: 1029, unknown conditional: 202, unknown unconditional: 827] , Statistics on independence cache: Total cache size (in pairs): 1029, Positive cache size: 1002, Positive conditional cache size: 189, Positive unconditional cache size: 813, Negative cache size: 27, Negative conditional cache size: 13, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 47196, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169794, independent: 162719, independent conditional: 77773, independent unconditional: 84946, dependent: 7075, dependent conditional: 5099, dependent unconditional: 1976, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169794, independent: 162719, independent conditional: 34083, independent unconditional: 128636, dependent: 7075, dependent conditional: 1593, dependent unconditional: 5482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169794, independent: 162719, independent conditional: 34083, independent unconditional: 128636, dependent: 7075, dependent conditional: 1593, dependent unconditional: 5482, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1029, independent: 1002, independent conditional: 189, independent unconditional: 813, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1029, independent: 960, independent conditional: 0, independent unconditional: 960, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 69, independent: 42, independent conditional: 38, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, independent: 42, independent conditional: 38, independent unconditional: 4, dependent: 27, dependent conditional: 13, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, independent: 47, independent conditional: 44, independent unconditional: 3, dependent: 59, dependent conditional: 42, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169794, independent: 161717, independent conditional: 33894, independent unconditional: 127823, dependent: 7048, dependent conditional: 1580, dependent unconditional: 5468, unknown: 1029, unknown conditional: 202, unknown unconditional: 827] , Statistics on independence cache: Total cache size (in pairs): 1029, Positive cache size: 1002, Positive conditional cache size: 189, Positive unconditional cache size: 813, Negative cache size: 27, Negative conditional cache size: 13, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 47196 ], Independence queries for same thread: 135 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 115 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 8.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 5.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 399 NumberOfCodeBlocks, 399 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 393 ConstructedInterpolants, 0 QuantifiedInterpolants, 1079 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 4.0s, ConditionalCommutativityIAIntegrations: 2, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 65, ConditionalCommutativityTraceChecks: 31, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-08 02:09:55,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-08 02:09:56,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...