/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_safe-5.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 14:36:01,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 14:36:01,995 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 14:36:02,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 14:36:02,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 14:36:02,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 14:36:02,032 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 14:36:02,032 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 14:36:02,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 14:36:02,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 14:36:02,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 14:36:02,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 14:36:02,040 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 14:36:02,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 14:36:02,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 14:36:02,042 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 14:36:02,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 14:36:02,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 14:36:02,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 14:36:02,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 14:36:02,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 14:36:02,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 14:36:02,044 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 14:36:02,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 14:36:02,044 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 14:36:02,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 14:36:02,045 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 14:36:02,045 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 14:36:02,045 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 14:36:02,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 14:36:02,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 14:36:02,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 14:36:02,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 14:36:02,047 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 14:36:02,047 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 14:36:02,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 14:36:02,047 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 14:36:02,048 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 14:36:02,048 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 14:36:02,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-04 14:36:02,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 14:36:02,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 14:36:02,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 14:36:02,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 14:36:02,330 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 14:36:02,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-04 14:36:03,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 14:36:03,785 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 14:36:03,786 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-04 14:36:03,805 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8affdc859/55106a3edd66491988f9d06349a70c19/FLAG3382ca68b [2024-04-04 14:36:03,819 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8affdc859/55106a3edd66491988f9d06349a70c19 [2024-04-04 14:36:03,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 14:36:03,822 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 14:36:03,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 14:36:03,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 14:36:03,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 14:36:03,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:36:03" (1/1) ... [2024-04-04 14:36:03,829 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a37fcfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:03, skipping insertion in model container [2024-04-04 14:36:03,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:36:03" (1/1) ... [2024-04-04 14:36:03,877 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 14:36:04,192 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i[30241,30254] [2024-04-04 14:36:04,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 14:36:04,232 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 14:36:04,271 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i[30241,30254] [2024-04-04 14:36:04,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 14:36:04,307 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 14:36:04,308 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 14:36:04,315 INFO L206 MainTranslator]: Completed translation [2024-04-04 14:36:04,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04 WrapperNode [2024-04-04 14:36:04,315 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 14:36:04,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 14:36:04,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 14:36:04,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 14:36:04,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,353 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,379 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-04-04 14:36:04,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 14:36:04,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 14:36:04,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 14:36:04,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 14:36:04,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 14:36:04,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 14:36:04,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 14:36:04,426 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 14:36:04,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (1/1) ... [2024-04-04 14:36:04,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 14:36:04,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:04,465 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) [2024-04-04 14:36:04,488 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 [2024-04-04 14:36:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-04-04 14:36:04,582 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-04-04 14:36:04,582 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-04-04 14:36:04,583 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-04-04 14:36:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 14:36:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 14:36:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 14:36:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 14:36:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 14:36:04,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 14:36:04,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 14:36:04,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 14:36:04,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 14:36:04,587 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 14:36:04,747 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 14:36:04,749 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 14:36:04,911 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 14:36:04,921 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 14:36:04,922 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-04 14:36:04,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:36:04 BoogieIcfgContainer [2024-04-04 14:36:04,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 14:36:04,926 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 14:36:04,926 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 14:36:04,929 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 14:36:04,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 02:36:03" (1/3) ... [2024-04-04 14:36:04,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116d7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:36:04, skipping insertion in model container [2024-04-04 14:36:04,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:36:04" (2/3) ... [2024-04-04 14:36:04,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116d7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:36:04, skipping insertion in model container [2024-04-04 14:36:04,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:36:04" (3/3) ... [2024-04-04 14:36:04,932 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-5.i [2024-04-04 14:36:04,943 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 14:36:04,956 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 14:36:04,957 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 14:36:04,957 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 14:36:05,004 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-04 14:36:05,050 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 14:36:05,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 14:36:05,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:05,056 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) [2024-04-04 14:36:05,078 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 [2024-04-04 14:36:05,113 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 14:36:05,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:05,130 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 14:36:05,138 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;@4247df59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 14:36:05,138 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-04 14:36:06,084 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:06,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:06,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1184059601, now seen corresponding path program 1 times [2024-04-04 14:36:06,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:06,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729832237] [2024-04-04 14:36:06,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:06,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:06,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:06,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:06,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:06,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729832237] [2024-04-04 14:36:06,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729832237] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:36:06,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 14:36:06,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 14:36:06,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017128439] [2024-04-04 14:36:06,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:36:06,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 14:36:06,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:06,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 14:36:06,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 14:36:06,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:06,692 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:06,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 14:36:06,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:06,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:06,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 14:36:06,804 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:06,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:06,804 INFO L85 PathProgramCache]: Analyzing trace with hash 546730109, now seen corresponding path program 1 times [2024-04-04 14:36:06,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:06,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358937952] [2024-04-04 14:36:06,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:06,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:07,082 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:07,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:07,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358937952] [2024-04-04 14:36:07,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358937952] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:07,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940286051] [2024-04-04 14:36:07,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:07,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:07,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:07,130 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:07,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 14:36:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:07,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 14:36:07,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:36:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:07,349 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:36:07,407 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:07,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [940286051] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:36:07,408 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:36:07,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 14:36:07,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404719570] [2024-04-04 14:36:07,409 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:36:07,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 14:36:07,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:07,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 14:36:07,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 14:36:07,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:07,436 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:07,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 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) [2024-04-04 14:36:07,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:07,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:07,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:07,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:07,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 14:36:07,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-04-04 14:36:07,762 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:07,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:07,762 INFO L85 PathProgramCache]: Analyzing trace with hash -872570179, now seen corresponding path program 2 times [2024-04-04 14:36:07,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:07,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882145204] [2024-04-04 14:36:07,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:07,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:07,989 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:07,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:07,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882145204] [2024-04-04 14:36:07,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882145204] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:07,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94520051] [2024-04-04 14:36:07,990 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 14:36:07,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:07,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:07,992 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:07,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 14:36:08,107 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 14:36:08,107 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:36:08,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 14:36:08,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:36:08,198 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:08,198 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:36:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:08,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [94520051] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:36:08,323 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:36:08,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 14:36:08,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667534257] [2024-04-04 14:36:08,323 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:36:08,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 14:36:08,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:08,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 14:36:08,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 14:36:08,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:08,375 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:08,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.833333333333334) internal successors, (195), 18 states have internal predecessors, (195), 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) [2024-04-04 14:36:08,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:08,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:08,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:08,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:08,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:08,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 14:36:08,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:08,841 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:08,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:08,842 INFO L85 PathProgramCache]: Analyzing trace with hash 328881981, now seen corresponding path program 3 times [2024-04-04 14:36:08,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:08,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053188881] [2024-04-04 14:36:08,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:08,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:09,325 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:09,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:09,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053188881] [2024-04-04 14:36:09,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053188881] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:09,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343657381] [2024-04-04 14:36:09,326 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 14:36:09,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:09,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:09,328 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:09,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 14:36:09,466 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-04 14:36:09,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:36:09,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 14:36:09,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:36:09,722 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-04 14:36:09,722 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 14:36:09,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343657381] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:36:09,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 14:36:09,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-04 14:36:09,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811862678] [2024-04-04 14:36:09,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:36:09,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 14:36:09,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:09,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 14:36:09,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-04 14:36:09,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:09,810 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:09,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.461538461538462) internal successors, (162), 13 states have internal predecessors, (162), 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) [2024-04-04 14:36:09,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:09,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:09,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:09,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:10,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:10,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 14:36:10,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:10,285 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:10,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:10,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1806159523, now seen corresponding path program 1 times [2024-04-04 14:36:10,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:10,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062379997] [2024-04-04 14:36:10,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:10,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 349 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:10,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:10,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062379997] [2024-04-04 14:36:10,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062379997] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:10,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1458289871] [2024-04-04 14:36:10,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:10,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:10,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:10,708 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:10,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 14:36:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:10,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 14:36:10,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:36:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-04-04 14:36:11,103 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 14:36:11,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1458289871] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:36:11,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 14:36:11,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-04 14:36:11,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659138502] [2024-04-04 14:36:11,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:36:11,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 14:36:11,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:11,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 14:36:11,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-04 14:36:11,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:11,146 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:11,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.923076923076923) internal successors, (155), 13 states have internal predecessors, (155), 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) [2024-04-04 14:36:11,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:11,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:11,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:11,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:11,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:11,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:11,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:11,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:11,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:11,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:11,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 14:36:11,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:11,613 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:11,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:11,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1433795, now seen corresponding path program 1 times [2024-04-04 14:36:11,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:11,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605542967] [2024-04-04 14:36:11,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:11,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:11,988 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:11,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:11,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605542967] [2024-04-04 14:36:11,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605542967] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:11,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026475065] [2024-04-04 14:36:11,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:11,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:11,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:11,990 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:11,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 14:36:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:12,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-04 14:36:12,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:36:12,239 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:12,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:36:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:12,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2026475065] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:36:12,551 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:36:12,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 27 [2024-04-04 14:36:12,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355197257] [2024-04-04 14:36:12,551 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:36:12,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 14:36:12,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:12,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 14:36:12,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2024-04-04 14:36:12,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:12,586 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:12,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 9.333333333333334) internal successors, (252), 27 states have internal predecessors, (252), 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) [2024-04-04 14:36:12,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:12,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:12,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:12,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:12,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:12,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:12,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:12,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:12,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:12,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:12,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:12,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:36:12,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 14:36:13,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:13,170 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:13,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:13,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1854083322, now seen corresponding path program 2 times [2024-04-04 14:36:13,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:13,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474596910] [2024-04-04 14:36:13,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:13,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:15,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:15,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474596910] [2024-04-04 14:36:15,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474596910] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:15,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631437377] [2024-04-04 14:36:15,970 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 14:36:15,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:15,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:15,973 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:15,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 14:36:16,107 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 14:36:16,107 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:36:16,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 14:36:16,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:36:20,722 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:20,722 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:36:26,346 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:26,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631437377] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:36:26,347 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:36:26,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 14:36:26,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692520870] [2024-04-04 14:36:26,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:36:26,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 14:36:26,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:26,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 14:36:26,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1166, Invalid=23640, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 14:36:26,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:26,399 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:26,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 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) [2024-04-04 14:36:26,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:26,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:26,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:26,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:26,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:26,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:36:26,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:35,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:35,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:35,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:35,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:35,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:35,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:36:35,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 14:36:35,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 14:36:35,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-04-04 14:36:35,902 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:35,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:35,902 INFO L85 PathProgramCache]: Analyzing trace with hash 340008463, now seen corresponding path program 1 times [2024-04-04 14:36:35,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:35,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533646396] [2024-04-04 14:36:35,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:35,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 560 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:36,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:36,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533646396] [2024-04-04 14:36:36,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533646396] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:36,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536417565] [2024-04-04 14:36:36,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:36,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:36,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:36,489 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:36,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 14:36:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:36,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 14:36:36,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:36:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:36,775 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 14:36:36,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536417565] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 14:36:36,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 14:36:36,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [27] total 29 [2024-04-04 14:36:36,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318968514] [2024-04-04 14:36:36,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 14:36:36,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 14:36:36,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:36:36,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 14:36:36,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=611, Unknown=0, NotChecked=0, Total=812 [2024-04-04 14:36:36,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:36,800 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:36:36,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.333333333333333) internal successors, (198), 27 states have internal predecessors, (198), 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) [2024-04-04 14:36:36,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:36,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:36,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:36,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:36,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:36,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:36:36,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 14:36:36,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:36:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:36:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:36:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:36:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:36:53,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:36:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2024-04-04 14:36:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:36:53,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 14:36:53,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:53,985 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:36:53,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:36:53,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1510103876, now seen corresponding path program 3 times [2024-04-04 14:36:53,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:36:53,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749925] [2024-04-04 14:36:53,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:36:53,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:36:54,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:36:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:36:56,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:36:56,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749925] [2024-04-04 14:36:56,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749925] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:36:56,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392983607] [2024-04-04 14:36:56,532 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 14:36:56,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:36:56,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:36:56,537 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:36:56,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 14:36:56,662 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-04 14:36:56,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:36:56,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 14:36:56,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:37:00,880 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:37:00,880 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:37:05,697 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:37:05,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [392983607] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:37:05,698 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:37:05,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 14:37:05,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097220241] [2024-04-04 14:37:05,698 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:37:05,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 14:37:05,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:37:05,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 14:37:05,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1132, Invalid=23360, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 14:37:05,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:37:05,740 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:37:05,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 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) [2024-04-04 14:37:05,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:37:05,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:37:05,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:37:05,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:37:05,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:37:05,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:37:05,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 194 states. [2024-04-04 14:37:05,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:37:05,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:37:36,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-04 14:37:36,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-04 14:37:37,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:37:37,002 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:37:37,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:37:37,003 INFO L85 PathProgramCache]: Analyzing trace with hash 217378036, now seen corresponding path program 2 times [2024-04-04 14:37:37,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:37:37,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484601787] [2024-04-04 14:37:37,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:37:37,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:37:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:37:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:37:39,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:37:39,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484601787] [2024-04-04 14:37:39,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484601787] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:37:39,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736172030] [2024-04-04 14:37:39,175 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 14:37:39,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:37:39,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:37:39,176 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:37:39,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-04 14:37:39,287 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 14:37:39,288 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:37:39,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 53 conjunts are in the unsatisfiable core [2024-04-04 14:37:39,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:37:43,019 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 117 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:37:43,019 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:37:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:37:47,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736172030] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:37:47,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:37:47,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53, 53] total 151 [2024-04-04 14:37:47,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195440466] [2024-04-04 14:37:47,254 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:37:47,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2024-04-04 14:37:47,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:37:47,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2024-04-04 14:37:47,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1254, Invalid=21396, Unknown=0, NotChecked=0, Total=22650 [2024-04-04 14:37:47,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:37:47,337 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:37:47,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 3.5165562913907285) internal successors, (531), 151 states have internal predecessors, (531), 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) [2024-04-04 14:37:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:37:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:37:47,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:37:47,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:37:47,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:37:47,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:37:47,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2024-04-04 14:37:47,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:37:47,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-04 14:37:47,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:38:34,989 INFO L85 PathProgramCache]: Analyzing trace with hash 99531083, now seen corresponding path program 1 times [2024-04-04 14:38:34,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:38:34,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:38:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:38:35,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:38:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2024-04-04 14:39:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-04-04 14:39:10,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-04 14:39:10,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-04-04 14:39:10,517 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:39:10,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:39:10,517 INFO L85 PathProgramCache]: Analyzing trace with hash 97712378, now seen corresponding path program 4 times [2024-04-04 14:39:10,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:39:10,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286505565] [2024-04-04 14:39:10,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:39:10,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:39:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:39:12,724 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:39:12,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:39:12,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286505565] [2024-04-04 14:39:12,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286505565] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:39:12,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1238924944] [2024-04-04 14:39:12,724 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 14:39:12,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:39:12,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:39:12,727 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:39:12,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-04 14:39:12,851 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 14:39:12,852 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:39:12,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 14:39:12,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:39:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:39:16,841 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:39:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:39:21,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1238924944] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:39:21,683 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:39:21,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 14:39:21,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720921929] [2024-04-04 14:39:21,683 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:39:21,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 14:39:21,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:39:21,869 INFO L85 PathProgramCache]: Analyzing trace with hash 859575665, now seen corresponding path program 1 times [2024-04-04 14:39:21,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:39:21,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:39:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:39:21,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:39:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:39:22,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1833962113, now seen corresponding path program 2 times [2024-04-04 14:39:22,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:39:22,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:39:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:39:22,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:39:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:39:22,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 14:39:22,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1149, Invalid=23973, Unknown=0, NotChecked=0, Total=25122 [2024-04-04 14:39:22,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:39:22,152 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:39:22,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 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) [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-04-04 14:39:22,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:40:03,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:40:03,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:40:03,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:40:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:40:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:40:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:40:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-04 14:40:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:40:03,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2024-04-04 14:40:03,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2024-04-04 14:40:03,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-04 14:40:03,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-04-04 14:40:03,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:40:03,413 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:40:03,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:40:03,414 INFO L85 PathProgramCache]: Analyzing trace with hash 474586170, now seen corresponding path program 5 times [2024-04-04 14:40:03,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:40:03,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330488316] [2024-04-04 14:40:03,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:40:03,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:40:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:40:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:40:05,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:40:05,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330488316] [2024-04-04 14:40:05,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330488316] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:40:05,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567678972] [2024-04-04 14:40:05,699 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 14:40:05,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:40:05,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:40:05,700 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:40:05,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-04 14:40:05,812 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-04 14:40:05,812 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:40:05,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 14:40:05,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:40:09,700 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:40:09,701 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:40:14,591 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:40:14,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1567678972] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:40:14,591 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:40:14,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 14:40:14,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159910046] [2024-04-04 14:40:14,592 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:40:14,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 14:40:14,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:40:14,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 14:40:14,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1168, Invalid=23638, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 14:40:14,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:40:14,627 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:40:14,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 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) [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-04 14:40:14,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:42:57,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 14:42:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 296 states. [2024-04-04 14:42:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 343 states. [2024-04-04 14:42:57,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 230 states. [2024-04-04 14:42:57,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-04 14:42:57,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-04 14:42:57,651 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:42:57,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:42:57,652 INFO L85 PathProgramCache]: Analyzing trace with hash -235148028, now seen corresponding path program 6 times [2024-04-04 14:42:57,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:42:57,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592574720] [2024-04-04 14:42:57,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:42:57,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:42:57,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:42:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:42:59,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:42:59,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592574720] [2024-04-04 14:42:59,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592574720] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:42:59,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114318689] [2024-04-04 14:42:59,755 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 14:42:59,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:42:59,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:42:59,756 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:42:59,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-04 14:42:59,870 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-04-04 14:42:59,870 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:42:59,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 14:42:59,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:43:03,937 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:43:03,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:43:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:43:08,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1114318689] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:43:08,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:43:08,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 14:43:08,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450926399] [2024-04-04 14:43:08,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:43:08,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 14:43:08,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:43:08,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 14:43:08,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1129, Invalid=23363, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 14:43:08,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:43:08,665 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:43:08,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 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) [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 296 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 343 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 230 states. [2024-04-04 14:43:08,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:44:04,175 INFO L85 PathProgramCache]: Analyzing trace with hash -694310359, now seen corresponding path program 2 times [2024-04-04 14:44:04,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:44:04,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:44:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:44:04,193 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:44:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:44:29,437 INFO L85 PathProgramCache]: Analyzing trace with hash -682825295, now seen corresponding path program 3 times [2024-04-04 14:44:29,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:44:29,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:44:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:44:29,453 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:44:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 271 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 365 states. [2024-04-04 14:44:47,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 255 states. [2024-04-04 14:44:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2024-04-04 14:44:47,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-04 14:44:47,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-04 14:44:47,254 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:44:47,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:44:47,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1231011120, now seen corresponding path program 7 times [2024-04-04 14:44:47,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:44:47,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464752714] [2024-04-04 14:44:47,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:44:47,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:44:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:44:49,643 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:44:49,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:44:49,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464752714] [2024-04-04 14:44:49,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464752714] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:44:49,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146466275] [2024-04-04 14:44:49,644 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 14:44:49,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:44:49,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:44:49,645 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:44:49,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-04 14:44:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:44:49,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-04 14:44:49,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:44:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 50 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:44:53,815 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:44:58,685 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:44:58,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146466275] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:44:58,686 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:44:58,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-04 14:44:58,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503167650] [2024-04-04 14:44:58,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:44:58,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-04 14:44:58,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:44:58,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-04 14:44:58,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1257, Invalid=23549, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 14:44:58,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:44:58,715 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:44:58,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 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) [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-04-04 14:44:58,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:44:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 271 states. [2024-04-04 14:44:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. [2024-04-04 14:44:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 365 states. [2024-04-04 14:44:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 255 states. [2024-04-04 14:44:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 263 states. [2024-04-04 14:44:58,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:46:56,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1672537196, now seen corresponding path program 4 times [2024-04-04 14:46:56,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:46:56,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:46:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:46:56,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:46:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 387 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 328 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 388 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 406 states. [2024-04-04 14:48:02,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 276 states. [2024-04-04 14:48:02,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 386 states. [2024-04-04 14:48:02,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 298 states. [2024-04-04 14:48:02,370 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-04-04 14:48:02,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:48:02,568 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-04 14:48:02,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 14:48:02,568 INFO L85 PathProgramCache]: Analyzing trace with hash 178986722, now seen corresponding path program 3 times [2024-04-04 14:48:02,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 14:48:02,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326153350] [2024-04-04 14:48:02,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:48:02,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:48:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 14:48:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:48:05,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 14:48:05,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326153350] [2024-04-04 14:48:05,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326153350] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 14:48:05,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749519890] [2024-04-04 14:48:05,190 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 14:48:05,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:48:05,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 14:48:05,197 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 14:48:05,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-04 14:48:05,317 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-04 14:48:05,317 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 14:48:05,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 57 conjunts are in the unsatisfiable core [2024-04-04 14:48:05,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 14:48:09,188 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 117 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:48:09,188 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 14:48:13,993 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 14:48:13,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1749519890] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 14:48:13,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 14:48:13,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54, 54] total 157 [2024-04-04 14:48:13,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717821599] [2024-04-04 14:48:13,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 14:48:13,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 14:48:13,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 14:48:14,156 INFO L85 PathProgramCache]: Analyzing trace with hash -382679041, now seen corresponding path program 3 times [2024-04-04 14:48:14,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:48:14,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:48:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:48:14,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:48:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:48:14,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 14:48:14,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1232, Invalid=23574, Unknown=0, NotChecked=0, Total=24806 [2024-04-04 14:48:14,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:48:14,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 14:48:14,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.5031847133757963) internal successors, (550), 157 states have internal predecessors, (550), 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) [2024-04-04 14:48:14,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 14:48:14,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 14:48:14,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 14:48:14,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:48:14,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 14:48:14,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 14:48:14,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 387 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 328 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 388 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 406 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 276 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 386 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 298 states. [2024-04-04 14:48:14,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 14:48:39,643 INFO L85 PathProgramCache]: Analyzing trace with hash -694310359, now seen corresponding path program 5 times [2024-04-04 14:48:39,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 14:48:39,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 14:48:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 14:48:39,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 14:48:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Received shutdown request... [2024-04-04 14:48:46,613 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 14:48:46,613 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 14:48:46,613 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 14:48:46,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-04-04 14:48:47,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 14:48:47,170 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-71-1 term,while SimplifyDDA2 was simplifying 71 xjuncts wrt. a ATOM-1 context. [2024-04-04 14:48:47,172 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-04 14:48:47,173 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-04 14:48:47,173 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-04 14:48:47,179 INFO L445 BasicCegarLoop]: Path program histogram: [7, 5, 3, 3, 3, 1, 1] [2024-04-04 14:48:47,183 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 14:48:47,183 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 14:48:47,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 02:48:47 BasicIcfg [2024-04-04 14:48:47,186 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 14:48:47,187 INFO L158 Benchmark]: Toolchain (without parser) took 763365.18ms. Allocated memory was 266.3MB in the beginning and 4.8GB in the end (delta: 4.5GB). Free memory was 194.6MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 948.7MB. Max. memory is 8.0GB. [2024-04-04 14:48:47,187 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 266.3MB. Free memory is still 233.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 14:48:47,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.98ms. Allocated memory is still 266.3MB. Free memory was 194.5MB in the beginning and 174.7MB in the end (delta: 19.8MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-04-04 14:48:47,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.94ms. Allocated memory is still 266.3MB. Free memory was 174.7MB in the beginning and 172.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 14:48:47,188 INFO L158 Benchmark]: Boogie Preprocessor took 45.15ms. Allocated memory is still 266.3MB. Free memory was 172.6MB in the beginning and 171.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 14:48:47,188 INFO L158 Benchmark]: RCFGBuilder took 497.88ms. Allocated memory is still 266.3MB. Free memory was 171.1MB in the beginning and 221.7MB in the end (delta: -50.6MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-04-04 14:48:47,188 INFO L158 Benchmark]: TraceAbstraction took 762260.41ms. Allocated memory was 266.3MB in the beginning and 4.8GB in the end (delta: 4.5GB). Free memory was 220.7MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 975.1MB. Max. memory is 8.0GB. [2024-04-04 14:48:47,190 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 266.3MB. Free memory is still 233.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 494.98ms. Allocated memory is still 266.3MB. Free memory was 194.5MB in the beginning and 174.7MB in the end (delta: 19.8MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.94ms. Allocated memory is still 266.3MB. Free memory was 174.7MB in the beginning and 172.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.15ms. Allocated memory is still 266.3MB. Free memory was 172.6MB in the beginning and 171.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 497.88ms. Allocated memory is still 266.3MB. Free memory was 171.1MB in the beginning and 221.7MB in the end (delta: -50.6MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 762260.41ms. Allocated memory was 266.3MB in the beginning and 4.8GB in the end (delta: 4.5GB). Free memory was 220.7MB in the beginning and 3.7GB in the end (delta: -3.5GB). Peak memory consumption was 975.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2758906, independent: 2675245, independent conditional: 2673029, independent unconditional: 2216, dependent: 83661, dependent conditional: 82379, dependent unconditional: 1282, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2677132, independent: 2675245, independent conditional: 2673029, independent unconditional: 2216, dependent: 1887, dependent conditional: 1887, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2677132, independent: 2675245, independent conditional: 2673029, independent unconditional: 2216, dependent: 1887, dependent conditional: 1887, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2677132, independent: 2675245, independent conditional: 2673029, independent unconditional: 2216, dependent: 1887, dependent conditional: 1887, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2694529, independent: 2675245, independent conditional: 50411, independent unconditional: 2624834, dependent: 19284, dependent conditional: 14546, dependent unconditional: 4738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2694529, independent: 2675245, independent conditional: 44266, independent unconditional: 2630979, dependent: 19284, dependent conditional: 6266, dependent unconditional: 13018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2694529, independent: 2675245, independent conditional: 44266, independent unconditional: 2630979, dependent: 19284, dependent conditional: 6266, dependent unconditional: 13018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1348, independent: 918, independent conditional: 31, independent unconditional: 887, dependent: 430, dependent conditional: 426, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1348, independent: 902, independent conditional: 0, independent unconditional: 902, dependent: 446, dependent conditional: 0, dependent unconditional: 446, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 446, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 430, dependent conditional: 426, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 446, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 430, dependent conditional: 426, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 930, independent: 25, independent conditional: 25, independent unconditional: 0, dependent: 906, dependent conditional: 870, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2694529, independent: 2674327, independent conditional: 44235, independent unconditional: 2630092, dependent: 18854, dependent conditional: 5840, dependent unconditional: 13014, unknown: 1348, unknown conditional: 457, unknown unconditional: 891] , Statistics on independence cache: Total cache size (in pairs): 1348, Positive cache size: 918, Positive conditional cache size: 31, Positive unconditional cache size: 887, Negative cache size: 430, Negative conditional cache size: 426, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14425, Maximal queried relation: 14, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2694529, independent: 2675245, independent conditional: 50411, independent unconditional: 2624834, dependent: 19284, dependent conditional: 14546, dependent unconditional: 4738, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2694529, independent: 2675245, independent conditional: 44266, independent unconditional: 2630979, dependent: 19284, dependent conditional: 6266, dependent unconditional: 13018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2694529, independent: 2675245, independent conditional: 44266, independent unconditional: 2630979, dependent: 19284, dependent conditional: 6266, dependent unconditional: 13018, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1348, independent: 918, independent conditional: 31, independent unconditional: 887, dependent: 430, dependent conditional: 426, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1348, independent: 902, independent conditional: 0, independent unconditional: 902, dependent: 446, dependent conditional: 0, dependent unconditional: 446, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 446, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 430, dependent conditional: 426, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 446, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 430, dependent conditional: 426, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 930, independent: 25, independent conditional: 25, independent unconditional: 0, dependent: 906, dependent conditional: 870, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2694529, independent: 2674327, independent conditional: 44235, independent unconditional: 2630092, dependent: 18854, dependent conditional: 5840, dependent unconditional: 13014, unknown: 1348, unknown conditional: 457, unknown unconditional: 891] , Statistics on independence cache: Total cache size (in pairs): 1348, Positive cache size: 918, Positive conditional cache size: 31, Positive unconditional cache size: 887, Negative cache size: 430, Negative conditional cache size: 426, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14425 ], Independence queries for same thread: 81774 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-71-1 term,while SimplifyDDA2 was simplifying 71 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-71-1 term,while SimplifyDDA2 was simplifying 71 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-71-1 term,while SimplifyDDA2 was simplifying 71 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 762.1s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 661.3s, 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: 2794, 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: 0.5s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 93.6s InterpolantComputationTime, 4960 NumberOfCodeBlocks, 4960 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 6816 ConstructedInterpolants, 0 QuantifiedInterpolants, 86166 SizeOfPredicates, 402 NumberOfNonLiveVariables, 4880 ConjunctsInSsa, 518 ConjunctsInUnsatCore, 40 InterpolantComputations, 4 PerfectInterpolantSequences, 2765/17897 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown