/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --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/safe012_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 10:01:37,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 10:01:37,673 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 10:01:37,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 10:01:37,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 10:01:37,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 10:01:37,705 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 10:01:37,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 10:01:37,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 10:01:37,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 10:01:37,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 10:01:37,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 10:01:37,707 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 10:01:37,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 10:01:37,708 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 10:01:37,709 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 10:01:37,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 10:01:37,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 10:01:37,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 10:01:37,713 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 10:01:37,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 10:01:37,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 10:01:37,715 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 10:01:37,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 10:01:37,715 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 10:01:37,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 10:01:37,715 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 10:01:37,716 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 10:01:37,716 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 10:01:37,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 10:01:37,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 10:01:37,717 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 10:01:37,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 10:01:37,717 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 10:01:37,717 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 10:01:37,718 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 10:01:37,718 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 10:01:37,718 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 10:01:37,718 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 10:01:37,718 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 10:01:37,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 10:01:37,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 10:01:37,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 10:01:37,979 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 10:01:37,979 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 10:01:37,980 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-05-06 10:01:39,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 10:01:39,216 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 10:01:39,217 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-05-06 10:01:39,227 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1df236e96/6db5019e25374326b5f2e7e206cc410f/FLAG2fa4390c3 [2024-05-06 10:01:39,244 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1df236e96/6db5019e25374326b5f2e7e206cc410f [2024-05-06 10:01:39,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 10:01:39,254 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 10:01:39,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 10:01:39,257 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 10:01:39,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 10:01:39,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36024c2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39, skipping insertion in model container [2024-05-06 10:01:39,262 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,310 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 10:01:39,454 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/safe012_tso.i[945,958] [2024-05-06 10:01:39,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 10:01:39,571 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 10:01:39,584 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/safe012_tso.i[945,958] [2024-05-06 10:01:39,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 10:01:39,644 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 10:01:39,644 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 10:01:39,650 INFO L206 MainTranslator]: Completed translation [2024-05-06 10:01:39,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39 WrapperNode [2024-05-06 10:01:39,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 10:01:39,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 10:01:39,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 10:01:39,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 10:01:39,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,683 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-05-06 10:01:39,683 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 10:01:39,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 10:01:39,684 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 10:01:39,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 10:01:39,698 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,711 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,712 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 10:01:39,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 10:01:39,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 10:01:39,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 10:01:39,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (1/1) ... [2024-05-06 10:01:39,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 10:01:39,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:01:39,760 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) [2024-05-06 10:01:39,774 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 [2024-05-06 10:01:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 10:01:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 10:01:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 10:01:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 10:01:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 10:01:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-06 10:01:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-06 10:01:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-06 10:01:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-06 10:01:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-06 10:01:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-06 10:01:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 10:01:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 10:01:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 10:01:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 10:01:39,804 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 10:01:39,980 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 10:01:39,981 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 10:01:40,083 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 10:01:40,093 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 10:01:40,093 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 10:01:40,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:01:40 BoogieIcfgContainer [2024-05-06 10:01:40,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 10:01:40,097 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 10:01:40,097 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 10:01:40,099 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 10:01:40,099 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 10:01:39" (1/3) ... [2024-05-06 10:01:40,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14aab5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:01:40, skipping insertion in model container [2024-05-06 10:01:40,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:01:39" (2/3) ... [2024-05-06 10:01:40,100 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14aab5aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:01:40, skipping insertion in model container [2024-05-06 10:01:40,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:01:40" (3/3) ... [2024-05-06 10:01:40,101 INFO L112 eAbstractionObserver]: Analyzing ICFG safe012_tso.i [2024-05-06 10:01:40,107 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 10:01:40,114 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 10:01:40,114 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 10:01:40,114 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 10:01:40,150 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-06 10:01:40,188 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:01:40,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:01:40,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:01:40,189 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) [2024-05-06 10:01:40,191 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 [2024-05-06 10:01:40,228 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:01:40,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:01:40,245 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:01:40,252 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;@27b08ab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:01:40,252 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 10:01:40,325 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)] === [2024-05-06 10:01:40,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:01:40,329 INFO L85 PathProgramCache]: Analyzing trace with hash 4603110, now seen corresponding path program 1 times [2024-05-06 10:01:40,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:01:40,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944361108] [2024-05-06 10:01:40,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:40,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:01:40,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:01:40,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:01:40,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944361108] [2024-05-06 10:01:40,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944361108] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:01:40,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:01:40,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:01:40,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555545941] [2024-05-06 10:01:40,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:01:40,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:01:40,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:01:40,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:01:40,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:01:40,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:40,610 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:01:40,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 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) [2024-05-06 10:01:40,610 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:40,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:40,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 10:01:40,649 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)] === [2024-05-06 10:01:40,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:01:40,649 INFO L85 PathProgramCache]: Analyzing trace with hash -263876577, now seen corresponding path program 1 times [2024-05-06 10:01:40,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:01:40,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561291138] [2024-05-06 10:01:40,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:40,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:01:41,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:01:41,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:01:41,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561291138] [2024-05-06 10:01:41,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561291138] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:01:41,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:01:41,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:01:41,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183526809] [2024-05-06 10:01:41,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:01:41,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:01:41,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:01:41,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:01:41,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:01:41,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:41,122 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:01:41,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2024-05-06 10:01:41,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:41,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:41,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1241921920, now seen corresponding path program 1 times [2024-05-06 10:01:41,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:41,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:01:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:01:41,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:41,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:01:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:01:41,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 10:01:41,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-06 10:01:42,015 INFO L85 PathProgramCache]: Analyzing trace with hash 382185289, now seen corresponding path program 1 times [2024-05-06 10:01:42,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:42,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,035 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:01:42,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-06 10:01:42,115 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)] === [2024-05-06 10:01:42,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:01:42,116 INFO L85 PathProgramCache]: Analyzing trace with hash -2006822669, now seen corresponding path program 1 times [2024-05-06 10:01:42,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:01:42,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005212658] [2024-05-06 10:01:42,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:42,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:01:42,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:01:42,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:01:42,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005212658] [2024-05-06 10:01:42,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005212658] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:01:42,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:01:42,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:01:42,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972943722] [2024-05-06 10:01:42,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:01:42,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:01:42,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:01:42,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:01:42,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:01:42,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:42,299 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:01:42,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2024-05-06 10:01:42,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:42,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:01:42,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:42,397 INFO L85 PathProgramCache]: Analyzing trace with hash 382185289, now seen corresponding path program 2 times [2024-05-06 10:01:42,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:42,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,411 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1225802707, now seen corresponding path program 1 times [2024-05-06 10:01:42,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:42,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,658 INFO L85 PathProgramCache]: Analyzing trace with hash -2043490648, now seen corresponding path program 1 times [2024-05-06 10:01:42,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:42,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,675 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1476426136, now seen corresponding path program 1 times [2024-05-06 10:01:42,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:42,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:42,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,093 INFO L85 PathProgramCache]: Analyzing trace with hash 740363317, now seen corresponding path program 1 times [2024-05-06 10:01:43,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,103 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1686450756, now seen corresponding path program 1 times [2024-05-06 10:01:43,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1024233044, now seen corresponding path program 1 times [2024-05-06 10:01:43,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1490980882, now seen corresponding path program 1 times [2024-05-06 10:01:43,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1753019217, now seen corresponding path program 1 times [2024-05-06 10:01:43,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1883113601, now seen corresponding path program 1 times [2024-05-06 10:01:43,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,605 INFO L85 PathProgramCache]: Analyzing trace with hash -892029565, now seen corresponding path program 1 times [2024-05-06 10:01:43,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1938859206, now seen corresponding path program 1 times [2024-05-06 10:01:43,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,943 INFO L85 PathProgramCache]: Analyzing trace with hash -206259385, now seen corresponding path program 1 times [2024-05-06 10:01:43,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:43,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:43,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:44,031 INFO L85 PathProgramCache]: Analyzing trace with hash -283748186, now seen corresponding path program 1 times [2024-05-06 10:01:44,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:44,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:44,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,007 INFO L85 PathProgramCache]: Analyzing trace with hash 533516257, now seen corresponding path program 1 times [2024-05-06 10:01:45,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1922107948, now seen corresponding path program 1 times [2024-05-06 10:01:45,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1462017569, now seen corresponding path program 1 times [2024-05-06 10:01:45,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1294090600, now seen corresponding path program 1 times [2024-05-06 10:01:45,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1288673570, now seen corresponding path program 1 times [2024-05-06 10:01:45,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,333 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,367 INFO L85 PathProgramCache]: Analyzing trace with hash -2036639810, now seen corresponding path program 1 times [2024-05-06 10:01:45,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,408 INFO L85 PathProgramCache]: Analyzing trace with hash -481338107, now seen corresponding path program 1 times [2024-05-06 10:01:45,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,416 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:45,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:45,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:01:45,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:45,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable23,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable25,SelfDestructingSolverStorable15,SelfDestructingSolverStorable26,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-06 10:01:45,472 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)] === [2024-05-06 10:01:45,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:01:45,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1306508761, now seen corresponding path program 2 times [2024-05-06 10:01:45,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:01:45,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099897189] [2024-05-06 10:01:45,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:45,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:01:45,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:01:45,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:01:45,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099897189] [2024-05-06 10:01:45,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099897189] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:01:45,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:01:45,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:01:45,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774592697] [2024-05-06 10:01:45,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:01:45,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:01:45,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:01:45,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:01:45,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:01:45,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:45,614 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:01:45,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2024-05-06 10:01:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:01:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:45,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:46,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1922107948, now seen corresponding path program 2 times [2024-05-06 10:01:46,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:46,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:46,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1462017569, now seen corresponding path program 2 times [2024-05-06 10:01:46,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:46,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1294090600, now seen corresponding path program 2 times [2024-05-06 10:01:46,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:46,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1288673570, now seen corresponding path program 2 times [2024-05-06 10:01:46,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:46,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:01:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:01:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:01:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:46,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:46,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-06 10:01:46,804 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)] === [2024-05-06 10:01:46,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:01:46,805 INFO L85 PathProgramCache]: Analyzing trace with hash 36494207, now seen corresponding path program 3 times [2024-05-06 10:01:46,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:01:46,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656818207] [2024-05-06 10:01:46,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:01:46,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:01:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:01:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:01:46,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:01:46,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656818207] [2024-05-06 10:01:46,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656818207] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:01:46,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:01:46,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:01:46,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632339793] [2024-05-06 10:01:46,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:01:46,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:01:46,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:01:46,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:01:46,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:01:46,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:46,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:01:46,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2024-05-06 10:01:46,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:01:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:46,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:01:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:01:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:47,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:01:47,905 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 10:01:47,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 10:01:47,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 10:01:47,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 10:01:47,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-05-06 10:01:47,909 INFO L448 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:01:47,911 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 10:01:47,911 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 10:01:47,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 10:01:47 BasicIcfg [2024-05-06 10:01:47,913 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 10:01:47,914 INFO L158 Benchmark]: Toolchain (without parser) took 8660.11ms. Allocated memory was 260.0MB in the beginning and 512.8MB in the end (delta: 252.7MB). Free memory was 188.0MB in the beginning and 317.2MB in the end (delta: -129.2MB). Peak memory consumption was 123.8MB. Max. memory is 8.0GB. [2024-05-06 10:01:47,914 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 260.0MB. Free memory is still 228.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 10:01:47,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.74ms. Allocated memory is still 260.0MB. Free memory was 187.8MB in the beginning and 167.0MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-06 10:01:47,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.62ms. Allocated memory is still 260.0MB. Free memory was 167.0MB in the beginning and 165.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 10:01:47,914 INFO L158 Benchmark]: Boogie Preprocessor took 30.83ms. Allocated memory is still 260.0MB. Free memory was 165.0MB in the beginning and 163.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 10:01:47,914 INFO L158 Benchmark]: RCFGBuilder took 379.79ms. Allocated memory is still 260.0MB. Free memory was 163.4MB in the beginning and 218.1MB in the end (delta: -54.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-06 10:01:47,915 INFO L158 Benchmark]: TraceAbstraction took 7816.88ms. Allocated memory was 260.0MB in the beginning and 512.8MB in the end (delta: 252.7MB). Free memory was 216.5MB in the beginning and 317.2MB in the end (delta: -100.7MB). Peak memory consumption was 152.5MB. Max. memory is 8.0GB. [2024-05-06 10:01:47,915 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 260.0MB. Free memory is still 228.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 394.74ms. Allocated memory is still 260.0MB. Free memory was 187.8MB in the beginning and 167.0MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.62ms. Allocated memory is still 260.0MB. Free memory was 167.0MB in the beginning and 165.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.83ms. Allocated memory is still 260.0MB. Free memory was 165.0MB in the beginning and 163.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 379.79ms. Allocated memory is still 260.0MB. Free memory was 163.4MB in the beginning and 218.1MB in the end (delta: -54.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 7816.88ms. Allocated memory was 260.0MB in the beginning and 512.8MB in the end (delta: 252.7MB). Free memory was 216.5MB in the beginning and 317.2MB in the end (delta: -100.7MB). Peak memory consumption was 152.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 151287, independent: 149580, independent conditional: 149419, independent unconditional: 161, dependent: 1707, dependent conditional: 1707, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 151182, independent: 149580, independent conditional: 149419, independent unconditional: 161, dependent: 1602, dependent conditional: 1602, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 151182, independent: 149580, independent conditional: 149419, independent unconditional: 161, dependent: 1602, dependent conditional: 1602, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 151182, independent: 149580, independent conditional: 149419, independent unconditional: 161, dependent: 1602, dependent conditional: 1602, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155911, independent: 149580, independent conditional: 71563, independent unconditional: 78017, dependent: 6331, dependent conditional: 4730, dependent unconditional: 1601, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 155911, independent: 149580, independent conditional: 34671, independent unconditional: 114909, dependent: 6331, dependent conditional: 1590, dependent unconditional: 4741, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155911, independent: 149580, independent conditional: 34671, independent unconditional: 114909, dependent: 6331, dependent conditional: 1590, dependent unconditional: 4741, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 995, independent: 975, independent conditional: 205, independent unconditional: 770, dependent: 20, dependent conditional: 10, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 995, independent: 958, independent conditional: 0, independent unconditional: 958, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 37, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 20, dependent conditional: 10, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 20, dependent conditional: 10, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, independent: 24, independent conditional: 21, independent unconditional: 3, dependent: 53, dependent conditional: 41, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 155911, independent: 148605, independent conditional: 34466, independent unconditional: 114139, dependent: 6311, dependent conditional: 1580, dependent unconditional: 4731, unknown: 995, unknown conditional: 215, unknown unconditional: 780] , Statistics on independence cache: Total cache size (in pairs): 995, Positive cache size: 975, Positive conditional cache size: 205, Positive unconditional cache size: 770, Negative cache size: 20, Negative conditional cache size: 10, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40032, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155911, independent: 149580, independent conditional: 71563, independent unconditional: 78017, dependent: 6331, dependent conditional: 4730, dependent unconditional: 1601, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 155911, independent: 149580, independent conditional: 34671, independent unconditional: 114909, dependent: 6331, dependent conditional: 1590, dependent unconditional: 4741, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155911, independent: 149580, independent conditional: 34671, independent unconditional: 114909, dependent: 6331, dependent conditional: 1590, dependent unconditional: 4741, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 995, independent: 975, independent conditional: 205, independent unconditional: 770, dependent: 20, dependent conditional: 10, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 995, independent: 958, independent conditional: 0, independent unconditional: 958, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 37, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 20, dependent conditional: 10, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, independent: 17, independent conditional: 13, independent unconditional: 4, dependent: 20, dependent conditional: 10, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, independent: 24, independent conditional: 21, independent unconditional: 3, dependent: 53, dependent conditional: 41, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 155911, independent: 148605, independent conditional: 34466, independent unconditional: 114139, dependent: 6311, dependent conditional: 1580, dependent unconditional: 4731, unknown: 995, unknown conditional: 215, unknown unconditional: 780] , Statistics on independence cache: Total cache size (in pairs): 995, Positive cache size: 975, Positive conditional cache size: 205, Positive unconditional cache size: 770, Negative cache size: 20, Negative conditional cache size: 10, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40032 ], Independence queries for same thread: 105 - 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, 119 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 6.5s, 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: 32, 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, 0.9s InterpolantComputationTime, 346 NumberOfCodeBlocks, 346 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 341 ConstructedInterpolants, 0 QuantifiedInterpolants, 1011 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 4.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 61, ConditionalCommutativityTraceChecks: 27, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 10:01:47,929 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 [2024-05-06 10:01:48,131 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...