/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 03:43:47,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 03:43:47,247 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 03:43:47,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 03:43:47,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 03:43:47,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 03:43:47,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 03:43:47,272 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 03:43:47,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 03:43:47,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 03:43:47,274 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 03:43:47,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 03:43:47,274 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 03:43:47,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 03:43:47,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 03:43:47,275 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 03:43:47,275 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 03:43:47,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 03:43:47,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 03:43:47,276 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 03:43:47,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 03:43:47,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 03:43:47,277 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 03:43:47,277 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 03:43:47,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 03:43:47,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 03:43:47,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 03:43:47,278 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 03:43:47,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 03:43:47,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 03:43:47,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 03:43:47,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 03:43:47,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 03:43:47,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 03:43:47,279 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 03:43:47,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 03:43:47,279 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 03:43:47,279 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 03:43:47,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 03:43:47,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 03:43:47,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 03:43:47,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 03:43:47,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 03:43:47,493 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 03:43:47,493 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 03:43:47,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2024-05-08 03:43:48,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 03:43:48,676 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 03:43:48,676 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2024-05-08 03:43:48,681 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/313cad748/3299a5f15d4d439991e81370495178fa/FLAGf65704e48 [2024-05-08 03:43:48,691 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/313cad748/3299a5f15d4d439991e81370495178fa [2024-05-08 03:43:48,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 03:43:48,694 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 03:43:48,695 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 03:43:48,695 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 03:43:48,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 03:43:48,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5588ed69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48, skipping insertion in model container [2024-05-08 03:43:48,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,716 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 03:43:48,828 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c[3089,3102] [2024-05-08 03:43:48,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 03:43:48,838 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 03:43:48,853 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c[3089,3102] [2024-05-08 03:43:48,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 03:43:48,859 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 03:43:48,859 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 03:43:48,864 INFO L206 MainTranslator]: Completed translation [2024-05-08 03:43:48,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48 WrapperNode [2024-05-08 03:43:48,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 03:43:48,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 03:43:48,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 03:43:48,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 03:43:48,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,893 INFO L138 Inliner]: procedures = 22, calls = 55, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 164 [2024-05-08 03:43:48,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 03:43:48,894 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 03:43:48,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 03:43:48,894 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 03:43:48,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 03:43:48,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 03:43:48,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 03:43:48,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 03:43:48,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (1/1) ... [2024-05-08 03:43:48,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 03:43:48,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:43:48,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-08 03:43:48,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-08 03:43:48,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-08 03:43:48,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-08 03:43:48,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-08 03:43:48,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 03:43:48,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 03:43:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 03:43:48,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 03:43:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-08 03:43:48,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 03:43:48,986 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 03:43:49,056 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 03:43:49,057 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 03:43:49,256 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 03:43:49,303 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 03:43:49,303 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-08 03:43:49,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 03:43:49 BoogieIcfgContainer [2024-05-08 03:43:49,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 03:43:49,307 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 03:43:49,307 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 03:43:49,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 03:43:49,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 03:43:48" (1/3) ... [2024-05-08 03:43:49,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751f1e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 03:43:49, skipping insertion in model container [2024-05-08 03:43:49,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 03:43:48" (2/3) ... [2024-05-08 03:43:49,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751f1e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 03:43:49, skipping insertion in model container [2024-05-08 03:43:49,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 03:43:49" (3/3) ... [2024-05-08 03:43:49,311 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-3.wvr.c [2024-05-08 03:43:49,317 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 03:43:49,324 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 03:43:49,324 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 03:43:49,324 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 03:43:49,376 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-08 03:43:49,413 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 03:43:49,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 03:43:49,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 03:43:49,416 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-08 03:43:49,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-08 03:43:49,448 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 03:43:49,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:49,458 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 03:43:49,499 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;@54b0f133, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 03:43:49,499 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-08 03:43:49,587 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:49,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:49,589 INFO L85 PathProgramCache]: Analyzing trace with hash -2129780817, now seen corresponding path program 1 times [2024-05-08 03:43:49,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:49,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139156349] [2024-05-08 03:43:49,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:49,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:49,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:49,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:49,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139156349] [2024-05-08 03:43:49,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139156349] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:49,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:49,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-08 03:43:49,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122713725] [2024-05-08 03:43:49,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:49,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-08 03:43:49,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:49,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 03:43:49,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-08 03:43:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:49,871 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:49,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 53.0) internal successors, (106), 2 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:49,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:49,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:49,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-08 03:43:49,911 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:49,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:49,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1476311126, now seen corresponding path program 1 times [2024-05-08 03:43:49,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:49,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978329676] [2024-05-08 03:43:49,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:49,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:50,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:50,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:50,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978329676] [2024-05-08 03:43:50,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978329676] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:50,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:50,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-05-08 03:43:50,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62318447] [2024-05-08 03:43:50,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:50,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-08 03:43:50,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:50,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-08 03:43:50,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-05-08 03:43:50,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:50,699 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:50,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:50,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:50,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:51,063 INFO L85 PathProgramCache]: Analyzing trace with hash -426759160, now seen corresponding path program 1 times [2024-05-08 03:43:51,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:51,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,104 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1657464604, now seen corresponding path program 1 times [2024-05-08 03:43:51,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:51,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,493 INFO L85 PathProgramCache]: Analyzing trace with hash 521426791, now seen corresponding path program 1 times [2024-05-08 03:43:51,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:51,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,513 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1530696446, now seen corresponding path program 1 times [2024-05-08 03:43:51,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:51,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,666 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:51,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1751884970, now seen corresponding path program 1 times [2024-05-08 03:43:51,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:51,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:51,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:51,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:51,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:51,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 03:43:51,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-08 03:43:52,023 INFO L85 PathProgramCache]: Analyzing trace with hash -426759160, now seen corresponding path program 2 times [2024-05-08 03:43:52,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:52,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:52,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1657464604, now seen corresponding path program 2 times [2024-05-08 03:43:52,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:52,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,224 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,332 INFO L85 PathProgramCache]: Analyzing trace with hash 521426791, now seen corresponding path program 2 times [2024-05-08 03:43:52,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:52,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,343 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1530696446, now seen corresponding path program 2 times [2024-05-08 03:43:52,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:52,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:52,688 INFO L85 PathProgramCache]: Analyzing trace with hash -2103963749, now seen corresponding path program 1 times [2024-05-08 03:43:52,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:52,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:52,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:52,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 03:43:52,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2024-05-08 03:43:53,027 INFO L85 PathProgramCache]: Analyzing trace with hash -426759160, now seen corresponding path program 3 times [2024-05-08 03:43:53,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:53,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:53,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:53,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1657464604, now seen corresponding path program 3 times [2024-05-08 03:43:53,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:53,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:53,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:53,353 INFO L85 PathProgramCache]: Analyzing trace with hash 521426791, now seen corresponding path program 3 times [2024-05-08 03:43:53,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:53,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:53,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 03:43:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 03:43:53,641 INFO L85 PathProgramCache]: Analyzing trace with hash -389144577, now seen corresponding path program 1 times [2024-05-08 03:43:53,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:53,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:53,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:53,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:53,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 03:43:53,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=409, Unknown=0, NotChecked=0, Total=506 [2024-05-08 03:43:54,175 INFO L85 PathProgramCache]: Analyzing trace with hash -690434571, now seen corresponding path program 2 times [2024-05-08 03:43:54,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:54,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:54,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:54,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:54,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-08 03:43:54,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=593, Unknown=0, NotChecked=0, Total=702 [2024-05-08 03:43:54,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:54,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:54,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-08 03:43:54,626 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:54,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:54,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1749264878, now seen corresponding path program 2 times [2024-05-08 03:43:54,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:54,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213409821] [2024-05-08 03:43:54,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:54,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:54,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:54,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213409821] [2024-05-08 03:43:54,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213409821] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:54,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:54,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 03:43:54,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452883124] [2024-05-08 03:43:54,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:54,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 03:43:54,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:54,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 03:43:54,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-08 03:43:54,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:54,748 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:54,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:54,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:54,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:54,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:54,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:54,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:54,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:54,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-05-08 03:43:54,959 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:54,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:54,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1008042824, now seen corresponding path program 3 times [2024-05-08 03:43:54,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:54,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604946564] [2024-05-08 03:43:54,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:54,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:55,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:55,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604946564] [2024-05-08 03:43:55,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604946564] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:55,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:55,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 03:43:55,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430429412] [2024-05-08 03:43:55,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:55,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 03:43:55,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:55,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 03:43:55,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-05-08 03:43:55,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,072 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:55,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 8 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:55,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:55,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:55,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:55,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-05-08 03:43:55,269 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:55,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:55,269 INFO L85 PathProgramCache]: Analyzing trace with hash 405987602, now seen corresponding path program 4 times [2024-05-08 03:43:55,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:55,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491461651] [2024-05-08 03:43:55,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:55,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:55,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:55,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491461651] [2024-05-08 03:43:55,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491461651] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:55,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:55,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 03:43:55,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815384495] [2024-05-08 03:43:55,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:55,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 03:43:55,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:55,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 03:43:55,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-08 03:43:55,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,367 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:55,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:55,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:55,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:55,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:55,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:55,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:55,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:55,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:55,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-05-08 03:43:55,706 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:55,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:55,706 INFO L85 PathProgramCache]: Analyzing trace with hash -458699744, now seen corresponding path program 5 times [2024-05-08 03:43:55,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:55,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395651436] [2024-05-08 03:43:55,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:55,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:55,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:55,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395651436] [2024-05-08 03:43:55,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395651436] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:55,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:55,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 03:43:55,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829618289] [2024-05-08 03:43:55,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:55,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 03:43:55,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:55,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 03:43:55,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-05-08 03:43:55,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:55,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 7 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:55,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:55,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:55,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:55,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:55,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:55,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-05-08 03:43:56,062 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:56,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:56,062 INFO L85 PathProgramCache]: Analyzing trace with hash -2096490234, now seen corresponding path program 6 times [2024-05-08 03:43:56,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:56,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087735888] [2024-05-08 03:43:56,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:56,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:56,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:56,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087735888] [2024-05-08 03:43:56,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087735888] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:56,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:56,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-05-08 03:43:56,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374925682] [2024-05-08 03:43:56,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:56,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-08 03:43:56,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:56,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-08 03:43:56,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-05-08 03:43:56,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:56,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.4) internal successors, (104), 10 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:56,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:56,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-05-08 03:43:56,763 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:56,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:56,763 INFO L85 PathProgramCache]: Analyzing trace with hash 631733698, now seen corresponding path program 7 times [2024-05-08 03:43:56,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:56,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580602285] [2024-05-08 03:43:56,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:56,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:56,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:56,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:56,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580602285] [2024-05-08 03:43:56,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580602285] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:56,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:56,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 03:43:56,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637155264] [2024-05-08 03:43:56,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:56,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 03:43:56,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:56,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 03:43:56,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-05-08 03:43:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,936 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:56,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 8 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:56,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:56,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:56,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:56,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:56,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:56,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:57,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:57,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:57,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:57,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:57,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:57,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:57,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:57,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:57,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-05-08 03:43:57,773 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:57,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:57,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1869713338, now seen corresponding path program 8 times [2024-05-08 03:43:57,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:57,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668113277] [2024-05-08 03:43:57,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:57,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:57,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:57,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:57,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668113277] [2024-05-08 03:43:57,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668113277] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:57,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:57,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-08 03:43:57,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028741679] [2024-05-08 03:43:57,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:57,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-08 03:43:57,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:58,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-08 03:43:58,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-05-08 03:43:58,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:58,022 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:58,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.555555555555555) internal successors, (104), 9 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:58,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:58,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:58,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:58,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:58,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:58,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:58,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 03:43:58,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-05-08 03:43:58,602 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 03:43:58,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 03:43:58,603 INFO L85 PathProgramCache]: Analyzing trace with hash -295977832, now seen corresponding path program 9 times [2024-05-08 03:43:58,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 03:43:58,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362959568] [2024-05-08 03:43:58,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 03:43:58,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 03:43:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 03:43:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 03:43:58,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 03:43:58,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362959568] [2024-05-08 03:43:58,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362959568] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 03:43:58,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 03:43:58,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-08 03:43:58,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825810125] [2024-05-08 03:43:58,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 03:43:58,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-08 03:43:58,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 03:43:58,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-08 03:43:58,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-05-08 03:43:58,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:58,824 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 03:43:58,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.555555555555555) internal successors, (104), 9 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-08 03:43:58,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:59,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 03:43:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-08 03:43:59,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-08 03:43:59,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-08 03:43:59,232 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-08 03:43:59,233 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-08 03:43:59,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-05-08 03:43:59,239 INFO L448 BasicCegarLoop]: Path program histogram: [9, 3, 3, 3, 2, 2, 1, 1, 1] [2024-05-08 03:43:59,241 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 03:43:59,241 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 03:43:59,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 03:43:59 BasicIcfg [2024-05-08 03:43:59,246 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 03:43:59,247 INFO L158 Benchmark]: Toolchain (without parser) took 10552.28ms. Allocated memory was 316.7MB in the beginning and 597.7MB in the end (delta: 281.0MB). Free memory was 248.8MB in the beginning and 334.9MB in the end (delta: -86.1MB). Peak memory consumption was 195.2MB. Max. memory is 8.0GB. [2024-05-08 03:43:59,247 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 316.7MB. Free memory is still 286.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 03:43:59,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.21ms. Allocated memory is still 316.7MB. Free memory was 248.8MB in the beginning and 237.3MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-08 03:43:59,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.29ms. Allocated memory is still 316.7MB. Free memory was 237.3MB in the beginning and 235.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-08 03:43:59,247 INFO L158 Benchmark]: Boogie Preprocessor took 17.05ms. Allocated memory is still 316.7MB. Free memory was 235.2MB in the beginning and 233.8MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-08 03:43:59,247 INFO L158 Benchmark]: RCFGBuilder took 392.91ms. Allocated memory is still 316.7MB. Free memory was 233.8MB in the beginning and 212.5MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-08 03:43:59,248 INFO L158 Benchmark]: TraceAbstraction took 9939.43ms. Allocated memory was 316.7MB in the beginning and 597.7MB in the end (delta: 281.0MB). Free memory was 211.0MB in the beginning and 334.9MB in the end (delta: -123.9MB). Peak memory consumption was 157.5MB. Max. memory is 8.0GB. [2024-05-08 03:43:59,248 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 316.7MB. Free memory is still 286.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 170.21ms. Allocated memory is still 316.7MB. Free memory was 248.8MB in the beginning and 237.3MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.29ms. Allocated memory is still 316.7MB. Free memory was 237.3MB in the beginning and 235.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.05ms. Allocated memory is still 316.7MB. Free memory was 235.2MB in the beginning and 233.8MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 392.91ms. Allocated memory is still 316.7MB. Free memory was 233.8MB in the beginning and 212.5MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 9939.43ms. Allocated memory was 316.7MB in the beginning and 597.7MB in the end (delta: 281.0MB). Free memory was 211.0MB in the beginning and 334.9MB in the end (delta: -123.9MB). Peak memory consumption was 157.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 99619, independent: 99162, independent conditional: 99124, independent unconditional: 38, dependent: 457, dependent conditional: 457, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 99594, independent: 99162, independent conditional: 99124, independent unconditional: 38, dependent: 432, dependent conditional: 432, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 99594, independent: 99162, independent conditional: 99124, independent unconditional: 38, dependent: 432, dependent conditional: 432, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 99594, independent: 99162, independent conditional: 99124, independent unconditional: 38, dependent: 432, dependent conditional: 432, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 101480, independent: 99162, independent conditional: 48811, independent unconditional: 50351, dependent: 2318, dependent conditional: 1891, dependent unconditional: 427, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 101480, independent: 99162, independent conditional: 21956, independent unconditional: 77206, dependent: 2318, dependent conditional: 1533, dependent unconditional: 785, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 101480, independent: 99162, independent conditional: 21956, independent unconditional: 77206, dependent: 2318, dependent conditional: 1533, dependent unconditional: 785, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 744, independent: 598, independent conditional: 104, independent unconditional: 494, dependent: 146, dependent conditional: 134, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 744, independent: 580, independent conditional: 0, independent unconditional: 580, dependent: 164, dependent conditional: 0, dependent unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 164, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 146, dependent conditional: 134, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 164, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 146, dependent conditional: 134, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, independent: 29, independent conditional: 14, independent unconditional: 15, dependent: 198, dependent conditional: 163, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 101480, independent: 98564, independent conditional: 21852, independent unconditional: 76712, dependent: 2172, dependent conditional: 1399, dependent unconditional: 773, unknown: 744, unknown conditional: 238, unknown unconditional: 506] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 598, Positive conditional cache size: 104, Positive unconditional cache size: 494, Negative cache size: 146, Negative conditional cache size: 134, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27213, Maximal queried relation: 13, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 101480, independent: 99162, independent conditional: 48811, independent unconditional: 50351, dependent: 2318, dependent conditional: 1891, dependent unconditional: 427, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 101480, independent: 99162, independent conditional: 21956, independent unconditional: 77206, dependent: 2318, dependent conditional: 1533, dependent unconditional: 785, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 101480, independent: 99162, independent conditional: 21956, independent unconditional: 77206, dependent: 2318, dependent conditional: 1533, dependent unconditional: 785, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 744, independent: 598, independent conditional: 104, independent unconditional: 494, dependent: 146, dependent conditional: 134, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 744, independent: 580, independent conditional: 0, independent unconditional: 580, dependent: 164, dependent conditional: 0, dependent unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 164, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 146, dependent conditional: 134, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 164, independent: 18, independent conditional: 8, independent unconditional: 10, dependent: 146, dependent conditional: 134, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, independent: 29, independent conditional: 14, independent unconditional: 15, dependent: 198, dependent conditional: 163, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 101480, independent: 98564, independent conditional: 21852, independent unconditional: 76712, dependent: 2172, dependent conditional: 1399, dependent unconditional: 773, unknown: 744, unknown conditional: 238, unknown unconditional: 506] , Statistics on independence cache: Total cache size (in pairs): 744, Positive cache size: 598, Positive conditional cache size: 104, Positive unconditional cache size: 494, Negative cache size: 146, Negative conditional cache size: 134, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27213 ], Independence queries for same thread: 25 - PositiveResult [Line: 124]: 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, 146 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 9.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 7.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 90, 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, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1042 NumberOfCodeBlocks, 1042 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1032 ConstructedInterpolants, 0 QuantifiedInterpolants, 3332 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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: 3.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 4, ConditionalCommutativityConditionCalculations: 60, ConditionalCommutativityTraceChecks: 15, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-08 03:43:59,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-08 03:43:59,466 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...