/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 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/safe036.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 21:45:46,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 21:45:46,170 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 21:45:46,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 21:45:46,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 21:45:46,196 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 21:45:46,197 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 21:45:46,198 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 21:45:46,198 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 21:45:46,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 21:45:46,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 21:45:46,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 21:45:46,202 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 21:45:46,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 21:45:46,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 21:45:46,204 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 21:45:46,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 21:45:46,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 21:45:46,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 21:45:46,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 21:45:46,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 21:45:46,205 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 21:45:46,205 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 21:45:46,205 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 21:45:46,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 21:45:46,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 21:45:46,206 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 21:45:46,206 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 21:45:46,206 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 21:45:46,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 21:45:46,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 21:45:46,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 21:45:46,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 21:45:46,208 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 21:45:46,208 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 21:45:46,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 21:45:46,208 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 21:45:46,208 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 21:45:46,208 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 21:45:46,208 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 21:45:46,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 21:45:46,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 21:45:46,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 21:45:46,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 21:45:46,426 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 21:45:46,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036.i [2024-05-07 21:45:47,413 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 21:45:47,612 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 21:45:47,613 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i [2024-05-07 21:45:47,624 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/520c56362/a59319f268ee42859cb06b345f47668a/FLAG4cdcdb601 [2024-05-07 21:45:47,644 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/520c56362/a59319f268ee42859cb06b345f47668a [2024-05-07 21:45:47,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 21:45:47,647 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 21:45:47,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 21:45:47,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 21:45:47,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 21:45:47,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 09:45:47" (1/1) ... [2024-05-07 21:45:47,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f07606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:47, skipping insertion in model container [2024-05-07 21:45:47,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 09:45:47" (1/1) ... [2024-05-07 21:45:47,701 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 21:45:47,806 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/safe036.i[941,954] [2024-05-07 21:45:47,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 21:45:47,975 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 21:45:47,986 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/safe036.i[941,954] [2024-05-07 21:45:48,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 21:45:48,051 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 21:45:48,051 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 21:45:48,057 INFO L206 MainTranslator]: Completed translation [2024-05-07 21:45:48,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48 WrapperNode [2024-05-07 21:45:48,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 21:45:48,058 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 21:45:48,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 21:45:48,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 21:45:48,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,106 INFO L138 Inliner]: procedures = 175, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-05-07 21:45:48,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 21:45:48,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 21:45:48,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 21:45:48,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 21:45:48,113 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,115 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,115 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,118 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 21:45:48,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 21:45:48,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 21:45:48,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 21:45:48,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (1/1) ... [2024-05-07 21:45:48,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 21:45:48,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 21:45:48,153 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) [2024-05-07 21:45:48,170 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 [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 21:45:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 21:45:48,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 21:45:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 21:45:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 21:45:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 21:45:48,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 21:45:48,190 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 21:45:48,270 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 21:45:48,272 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 21:45:48,362 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 21:45:48,369 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 21:45:48,369 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 21:45:48,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 09:45:48 BoogieIcfgContainer [2024-05-07 21:45:48,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 21:45:48,372 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 21:45:48,372 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 21:45:48,374 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 21:45:48,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 09:45:47" (1/3) ... [2024-05-07 21:45:48,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b86f137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 09:45:48, skipping insertion in model container [2024-05-07 21:45:48,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:45:48" (2/3) ... [2024-05-07 21:45:48,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b86f137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 09:45:48, skipping insertion in model container [2024-05-07 21:45:48,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 09:45:48" (3/3) ... [2024-05-07 21:45:48,376 INFO L112 eAbstractionObserver]: Analyzing ICFG safe036.i [2024-05-07 21:45:48,381 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 21:45:48,388 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 21:45:48,388 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 21:45:48,388 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 21:45:48,416 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 21:45:48,444 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 21:45:48,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 21:45:48,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 21:45:48,446 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) [2024-05-07 21:45:48,457 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 [2024-05-07 21:45:48,486 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 21:45:48,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:45:48,496 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 21:45:48,501 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;@2a3bf17b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 21:45:48,501 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-07 21:45:48,553 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 21:45:48,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:45:48,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1335423869, now seen corresponding path program 1 times [2024-05-07 21:45:48,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:45:48,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289561156] [2024-05-07 21:45:48,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:48,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:45:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:45:48,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:45:48,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289561156] [2024-05-07 21:45:48,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289561156] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:45:48,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:45:48,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 21:45:48,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770425866] [2024-05-07 21:45:48,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:45:48,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 21:45:48,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:45:48,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 21:45:48,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 21:45:48,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:48,844 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:45:48,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2024-05-07 21:45:48,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:48,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:48,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 21:45:48,865 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 21:45:48,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:45:48,866 INFO L85 PathProgramCache]: Analyzing trace with hash 8112446, now seen corresponding path program 1 times [2024-05-07 21:45:48,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:45:48,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139862287] [2024-05-07 21:45:48,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:48,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:45:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:45:49,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:45:49,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139862287] [2024-05-07 21:45:49,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139862287] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:45:49,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:45:49,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 21:45:49,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553507582] [2024-05-07 21:45:49,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:45:49,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 21:45:49,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:45:49,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 21:45:49,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-07 21:45:49,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:49,219 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:45:49,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 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) [2024-05-07 21:45:49,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:49,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:49,466 INFO L85 PathProgramCache]: Analyzing trace with hash 257654855, now seen corresponding path program 1 times [2024-05-07 21:45:49,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:49,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:49,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:49,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 21:45:49,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-07 21:45:49,555 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 21:45:49,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:45:49,555 INFO L85 PathProgramCache]: Analyzing trace with hash 783775681, now seen corresponding path program 1 times [2024-05-07 21:45:49,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:45:49,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692471595] [2024-05-07 21:45:49,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:49,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:45:49,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:45:49,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:45:49,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692471595] [2024-05-07 21:45:49,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692471595] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:45:49,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:45:49,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 21:45:49,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090774489] [2024-05-07 21:45:49,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:45:49,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 21:45:49,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:45:49,909 INFO L85 PathProgramCache]: Analyzing trace with hash 257654855, now seen corresponding path program 2 times [2024-05-07 21:45:49,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:49,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:49,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:49,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 21:45:49,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 21:45:49,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:49,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:45:49,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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) [2024-05-07 21:45:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 21:45:49,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:50,087 INFO L85 PathProgramCache]: Analyzing trace with hash 257654855, now seen corresponding path program 3 times [2024-05-07 21:45:50,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:50,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1857126542, now seen corresponding path program 1 times [2024-05-07 21:45:50,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:50,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,261 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1314936280, now seen corresponding path program 1 times [2024-05-07 21:45:50,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:50,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,692 INFO L85 PathProgramCache]: Analyzing trace with hash -191793658, now seen corresponding path program 1 times [2024-05-07 21:45:50,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:50,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,794 INFO L85 PathProgramCache]: Analyzing trace with hash -698923546, now seen corresponding path program 1 times [2024-05-07 21:45:50,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:50,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,877 INFO L85 PathProgramCache]: Analyzing trace with hash -22545855, now seen corresponding path program 1 times [2024-05-07 21:45:50,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:50,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1938935395, now seen corresponding path program 1 times [2024-05-07 21:45:50,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:50,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:50,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,006 INFO L85 PathProgramCache]: Analyzing trace with hash -907285010, now seen corresponding path program 1 times [2024-05-07 21:45:51,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1633300786, now seen corresponding path program 1 times [2024-05-07 21:45:51,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1161065801, now seen corresponding path program 1 times [2024-05-07 21:45:51,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,253 INFO L85 PathProgramCache]: Analyzing trace with hash 730190416, now seen corresponding path program 1 times [2024-05-07 21:45:51,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,261 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,411 INFO L85 PathProgramCache]: Analyzing trace with hash 2138542214, now seen corresponding path program 1 times [2024-05-07 21:45:51,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,487 INFO L85 PathProgramCache]: Analyzing trace with hash 623186120, now seen corresponding path program 1 times [2024-05-07 21:45:51,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1267097025, now seen corresponding path program 1 times [2024-05-07 21:45:51,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,591 INFO L85 PathProgramCache]: Analyzing trace with hash 733645381, now seen corresponding path program 1 times [2024-05-07 21:45:51,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1915980306, now seen corresponding path program 1 times [2024-05-07 21:45:51,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,650 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1600823700, now seen corresponding path program 1 times [2024-05-07 21:45:51,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,774 INFO L85 PathProgramCache]: Analyzing trace with hash 203575047, now seen corresponding path program 4 times [2024-05-07 21:45:51,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:51,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 21:45:51,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-07 21:45:51,793 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 [2024-05-07 21:45:51,793 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 21:45:51,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:45:51,793 INFO L85 PathProgramCache]: Analyzing trace with hash -618573567, now seen corresponding path program 2 times [2024-05-07 21:45:51,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:45:51,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960618930] [2024-05-07 21:45:51,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:45:51,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:45:51,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:45:51,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960618930] [2024-05-07 21:45:51,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960618930] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:45:51,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:45:51,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 21:45:51,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123860715] [2024-05-07 21:45:51,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:45:51,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 21:45:51,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:45:51,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1600823700, now seen corresponding path program 2 times [2024-05-07 21:45:51,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:51,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:51,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1961334865, now seen corresponding path program 1 times [2024-05-07 21:45:52,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:52,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:45:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:45:52,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:52,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:45:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:45:52,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-07 21:45:52,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-05-07 21:45:52,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:52,088 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:45:52,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.125) internal successors, (89), 9 states have internal predecessors, (89), 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) [2024-05-07 21:45:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 21:45:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-07 21:45:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:52,256 INFO L85 PathProgramCache]: Analyzing trace with hash -191793658, now seen corresponding path program 2 times [2024-05-07 21:45:52,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:52,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,348 INFO L85 PathProgramCache]: Analyzing trace with hash -698923546, now seen corresponding path program 2 times [2024-05-07 21:45:52,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:52,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,486 INFO L85 PathProgramCache]: Analyzing trace with hash 2138542214, now seen corresponding path program 2 times [2024-05-07 21:45:52,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:52,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,570 INFO L85 PathProgramCache]: Analyzing trace with hash 623186120, now seen corresponding path program 2 times [2024-05-07 21:45:52,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:52,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1267097025, now seen corresponding path program 2 times [2024-05-07 21:45:52,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:45:52,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:45:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:45:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:45:52,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:45:52,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 21:45:52,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-07 21:45:52,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 21:45:52,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-07 21:45:52,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-07 21:45:52,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-07 21:45:52,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-07 21:45:52,832 INFO L448 BasicCegarLoop]: Path program histogram: [4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 21:45:52,834 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 21:45:52,834 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 21:45:52,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 09:45:52 BasicIcfg [2024-05-07 21:45:52,837 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 21:45:52,840 INFO L158 Benchmark]: Toolchain (without parser) took 5189.71ms. Allocated memory was 224.4MB in the beginning and 270.5MB in the end (delta: 46.1MB). Free memory was 153.7MB in the beginning and 194.2MB in the end (delta: -40.5MB). Peak memory consumption was 7.2MB. Max. memory is 8.0GB. [2024-05-07 21:45:52,840 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 154.1MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 21:45:52,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.27ms. Allocated memory is still 224.4MB. Free memory was 153.4MB in the beginning and 191.3MB in the end (delta: -37.9MB). Peak memory consumption was 24.2MB. Max. memory is 8.0GB. [2024-05-07 21:45:52,841 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.49ms. Allocated memory is still 224.4MB. Free memory was 190.8MB in the beginning and 189.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 21:45:52,841 INFO L158 Benchmark]: Boogie Preprocessor took 15.37ms. Allocated memory is still 224.4MB. Free memory was 189.2MB in the beginning and 187.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 21:45:52,841 INFO L158 Benchmark]: RCFGBuilder took 247.68ms. Allocated memory is still 224.4MB. Free memory was 187.6MB in the beginning and 174.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-05-07 21:45:52,841 INFO L158 Benchmark]: TraceAbstraction took 4464.72ms. Allocated memory was 224.4MB in the beginning and 270.5MB in the end (delta: 46.1MB). Free memory was 173.5MB in the beginning and 194.2MB in the end (delta: -20.7MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. [2024-05-07 21:45:52,842 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 154.1MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 409.27ms. Allocated memory is still 224.4MB. Free memory was 153.4MB in the beginning and 191.3MB in the end (delta: -37.9MB). Peak memory consumption was 24.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.49ms. Allocated memory is still 224.4MB. Free memory was 190.8MB in the beginning and 189.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.37ms. Allocated memory is still 224.4MB. Free memory was 189.2MB in the beginning and 187.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 247.68ms. Allocated memory is still 224.4MB. Free memory was 187.6MB in the beginning and 174.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 4464.72ms. Allocated memory was 224.4MB in the beginning and 270.5MB in the end (delta: 46.1MB). Free memory was 173.5MB in the beginning and 194.2MB in the end (delta: -20.7MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8109, independent: 7990, independent conditional: 7805, independent unconditional: 185, dependent: 119, dependent conditional: 119, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8096, independent: 7990, independent conditional: 7805, independent unconditional: 185, dependent: 106, dependent conditional: 106, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8096, independent: 7990, independent conditional: 7805, independent unconditional: 185, dependent: 106, dependent conditional: 106, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8096, independent: 7990, independent conditional: 7805, independent unconditional: 185, dependent: 106, dependent conditional: 106, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8318, independent: 7990, independent conditional: 3663, independent unconditional: 4327, dependent: 328, dependent conditional: 226, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8318, independent: 7990, independent conditional: 1766, independent unconditional: 6224, dependent: 328, dependent conditional: 73, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8318, independent: 7990, independent conditional: 1766, independent unconditional: 6224, dependent: 328, dependent conditional: 73, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 497, independent: 488, independent conditional: 105, independent unconditional: 383, dependent: 9, dependent conditional: 3, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 497, independent: 479, independent conditional: 0, independent unconditional: 479, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 9, independent conditional: 8, independent unconditional: 1, dependent: 9, dependent conditional: 3, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 9, independent conditional: 8, independent unconditional: 1, dependent: 9, dependent conditional: 3, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, independent: 17, independent conditional: 15, independent unconditional: 2, dependent: 42, dependent conditional: 30, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8318, independent: 7502, independent conditional: 1661, independent unconditional: 5841, dependent: 319, dependent conditional: 70, dependent unconditional: 249, unknown: 497, unknown conditional: 108, unknown unconditional: 389] , Statistics on independence cache: Total cache size (in pairs): 497, Positive cache size: 488, Positive conditional cache size: 105, Positive unconditional cache size: 383, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2050, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8318, independent: 7990, independent conditional: 3663, independent unconditional: 4327, dependent: 328, dependent conditional: 226, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8318, independent: 7990, independent conditional: 1766, independent unconditional: 6224, dependent: 328, dependent conditional: 73, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8318, independent: 7990, independent conditional: 1766, independent unconditional: 6224, dependent: 328, dependent conditional: 73, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 497, independent: 488, independent conditional: 105, independent unconditional: 383, dependent: 9, dependent conditional: 3, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 497, independent: 479, independent conditional: 0, independent unconditional: 479, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 9, independent conditional: 8, independent unconditional: 1, dependent: 9, dependent conditional: 3, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 9, independent conditional: 8, independent unconditional: 1, dependent: 9, dependent conditional: 3, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, independent: 17, independent conditional: 15, independent unconditional: 2, dependent: 42, dependent conditional: 30, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8318, independent: 7502, independent conditional: 1661, independent unconditional: 5841, dependent: 319, dependent conditional: 70, dependent unconditional: 249, unknown: 497, unknown conditional: 108, unknown unconditional: 389] , Statistics on independence cache: Total cache size (in pairs): 497, Positive cache size: 488, Positive conditional cache size: 105, Positive unconditional cache size: 383, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2050 ], Independence queries for same thread: 13 - 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 5 procedures, 95 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 3.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 0.7s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 523 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 2.7s, ConditionalCommutativityIAIntegrations: 1, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 37, ConditionalCommutativityTraceChecks: 27, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 21:45:52,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-07 21:45:53,065 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...