/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-06 06:43:27,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-06 06:43:27,410 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-06 06:43:27,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-06 06:43:27,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-06 06:43:27,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-06 06:43:27,429 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-06 06:43:27,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-06 06:43:27,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-06 06:43:27,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-06 06:43:27,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-06 06:43:27,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-06 06:43:27,431 INFO L153 SettingsManager]: * Use SBE=true [2024-04-06 06:43:27,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-06 06:43:27,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-06 06:43:27,431 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-06 06:43:27,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-06 06:43:27,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-06 06:43:27,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-06 06:43:27,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-06 06:43:27,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-06 06:43:27,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-06 06:43:27,433 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-06 06:43:27,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-06 06:43:27,434 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-06 06:43:27,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-06 06:43:27,434 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-06 06:43:27,434 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-06 06:43:27,434 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-06 06:43:27,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 06:43:27,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-06 06:43:27,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-06 06:43:27,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-06 06:43:27,435 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-06 06:43:27,435 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-06 06:43:27,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-06 06:43:27,436 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-06 06:43:27,436 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-06 06:43:27,436 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-06 06:43:27,436 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-06 06:43:27,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-06 06:43:27,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-06 06:43:27,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-06 06:43:27,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-06 06:43:27,648 INFO L274 PluginConnector]: CDTParser initialized [2024-04-06 06:43:27,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-06 06:43:28,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-06 06:43:28,898 INFO L384 CDTParser]: Found 1 translation units. [2024-04-06 06:43:28,898 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c [2024-04-06 06:43:28,904 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2da32fe39/6ffa882b387444219acd12c1b2d0186e/FLAG084d9e431 [2024-04-06 06:43:28,913 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2da32fe39/6ffa882b387444219acd12c1b2d0186e [2024-04-06 06:43:28,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-06 06:43:28,915 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-06 06:43:28,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-06 06:43:28,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-06 06:43:28,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-06 06:43:28,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 06:43:28" (1/1) ... [2024-04-06 06:43:28,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43aa5ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:28, skipping insertion in model container [2024-04-06 06:43:28,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 06:43:28" (1/1) ... [2024-04-06 06:43:28,938 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-06 06:43:29,061 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-06 06:43:29,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 06:43:29,070 INFO L202 MainTranslator]: Completed pre-run [2024-04-06 06:43:29,086 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-hard1.wvr.c[3373,3386] [2024-04-06 06:43:29,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-06 06:43:29,092 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 06:43:29,092 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-06 06:43:29,097 INFO L206 MainTranslator]: Completed translation [2024-04-06 06:43:29,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29 WrapperNode [2024-04-06 06:43:29,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-06 06:43:29,098 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-06 06:43:29,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-06 06:43:29,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-06 06:43:29,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,126 INFO L138 Inliner]: procedures = 24, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-04-06 06:43:29,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-06 06:43:29,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-06 06:43:29,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-06 06:43:29,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-06 06:43:29,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-06 06:43:29,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-06 06:43:29,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-06 06:43:29,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-06 06:43:29,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (1/1) ... [2024-04-06 06:43:29,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-06 06:43:29,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:43:29,185 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) [2024-04-06 06:43:29,190 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 [2024-04-06 06:43:29,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-06 06:43:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-06 06:43:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-06 06:43:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-06 06:43:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-06 06:43:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-06 06:43:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-06 06:43:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-06 06:43:29,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-06 06:43:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-06 06:43:29,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-06 06:43:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-06 06:43:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-06 06:43:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-06 06:43:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-06 06:43:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-06 06:43:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-06 06:43:29,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-06 06:43:29,220 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-06 06:43:29,292 INFO L241 CfgBuilder]: Building ICFG [2024-04-06 06:43:29,294 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-06 06:43:29,481 INFO L282 CfgBuilder]: Performing block encoding [2024-04-06 06:43:29,530 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-06 06:43:29,530 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-06 06:43:29,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 06:43:29 BoogieIcfgContainer [2024-04-06 06:43:29,532 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-06 06:43:29,533 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-06 06:43:29,533 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-06 06:43:29,536 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-06 06:43:29,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 06:43:28" (1/3) ... [2024-04-06 06:43:29,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ccc9319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 06:43:29, skipping insertion in model container [2024-04-06 06:43:29,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 06:43:29" (2/3) ... [2024-04-06 06:43:29,537 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ccc9319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 06:43:29, skipping insertion in model container [2024-04-06 06:43:29,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 06:43:29" (3/3) ... [2024-04-06 06:43:29,537 INFO L112 eAbstractionObserver]: Analyzing ICFG test-hard1.wvr.c [2024-04-06 06:43:29,543 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-06 06:43:29,550 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-06 06:43:29,550 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-06 06:43:29,550 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-06 06:43:29,599 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-06 06:43:29,642 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-06 06:43:29,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-06 06:43:29,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:43:29,645 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) [2024-04-06 06:43:29,664 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 [2024-04-06 06:43:29,675 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-06 06:43:29,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:29,685 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-06 06:43:29,690 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;@3fc1a382, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-06 06:43:29,690 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-06 06:43:30,914 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:43:30,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:30,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1768307362, now seen corresponding path program 1 times [2024-04-06 06:43:30,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:43:30,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680864367] [2024-04-06 06:43:30,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:43:30,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:43:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:43:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-04-06 06:43:31,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:43:31,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680864367] [2024-04-06 06:43:31,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680864367] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:43:31,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 06:43:31,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-06 06:43:31,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228525951] [2024-04-06 06:43:31,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:43:31,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-06 06:43:31,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:43:31,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-06 06:43:31,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-06 06:43:31,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:31,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:43:31,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.5) internal successors, (113), 2 states have internal predecessors, (113), 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) [2024-04-06 06:43:31,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:31,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:31,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-06 06:43:31,515 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:43:31,515 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:31,515 INFO L85 PathProgramCache]: Analyzing trace with hash 851921736, now seen corresponding path program 1 times [2024-04-06 06:43:31,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:43:31,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378525136] [2024-04-06 06:43:31,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:43:31,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:43:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:43:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-04-06 06:43:32,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:43:32,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378525136] [2024-04-06 06:43:32,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378525136] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:43:32,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-06 06:43:32,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-06 06:43:32,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203214664] [2024-04-06 06:43:32,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:43:32,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-06 06:43:32,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:43:32,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-06 06:43:32,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-06 06:43:32,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:32,240 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:43:32,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2024-04-06 06:43:32,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:32,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:32,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:32,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:32,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-06 06:43:32,692 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:43:32,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:32,694 INFO L85 PathProgramCache]: Analyzing trace with hash -2029386885, now seen corresponding path program 2 times [2024-04-06 06:43:32,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:43:32,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388267808] [2024-04-06 06:43:32,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:43:32,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:43:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:43:33,380 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-06 06:43:33,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:43:33,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388267808] [2024-04-06 06:43:33,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388267808] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:43:33,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827544256] [2024-04-06 06:43:33,381 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-06 06:43:33,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:43:33,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:43:33,384 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) [2024-04-06 06:43:33,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-06 06:43:33,550 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-06 06:43:33,550 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:43:33,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-06 06:43:33,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:43:33,666 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-04-06 06:43:33,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-06 06:43:33,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827544256] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:43:33,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-06 06:43:33,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-04-06 06:43:33,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290120899] [2024-04-06 06:43:33,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:43:33,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 06:43:33,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:43:33,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 06:43:33,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-04-06 06:43:33,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:33,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:43:33,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 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) [2024-04-06 06:43:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:34,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:34,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-06 06:43:34,332 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,SelfDestructingSolverStorable2 [2024-04-06 06:43:34,332 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:43:34,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:34,333 INFO L85 PathProgramCache]: Analyzing trace with hash -10387549, now seen corresponding path program 3 times [2024-04-06 06:43:34,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:43:34,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116425353] [2024-04-06 06:43:34,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:43:34,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:43:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:43:34,850 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-06 06:43:34,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:43:34,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116425353] [2024-04-06 06:43:34,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116425353] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:43:34,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235903823] [2024-04-06 06:43:34,854 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-06 06:43:34,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:43:34,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:43:34,878 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) [2024-04-06 06:43:34,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-06 06:43:35,010 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-06 06:43:35,010 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:43:35,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-06 06:43:35,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:43:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-04-06 06:43:35,195 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:43:35,380 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 175 proven. 19 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-04-06 06:43:35,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1235903823] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:43:35,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:43:35,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 18 [2024-04-06 06:43:35,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604372229] [2024-04-06 06:43:35,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:43:35,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-06 06:43:35,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:43:35,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-06 06:43:35,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2024-04-06 06:43:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:35,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:43:35,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 9.055555555555555) internal successors, (163), 18 states have internal predecessors, (163), 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) [2024-04-06 06:43:35,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:35,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:35,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:35,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:38,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:38,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:38,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:38,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:43:38,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-06 06:43:38,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:43:38,210 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:43:38,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:38,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1653603590, now seen corresponding path program 4 times [2024-04-06 06:43:38,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:43:38,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952107102] [2024-04-06 06:43:38,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:43:38,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:43:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:43:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 482 proven. 10 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2024-04-06 06:43:38,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:43:38,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952107102] [2024-04-06 06:43:38,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952107102] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:43:38,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768587409] [2024-04-06 06:43:38,892 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-06 06:43:38,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:43:38,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:43:38,896 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) [2024-04-06 06:43:38,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-06 06:43:39,027 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-06 06:43:39,027 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:43:39,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 6 conjunts are in the unsatisfiable core [2024-04-06 06:43:39,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:43:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2024-04-06 06:43:39,112 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-06 06:43:39,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768587409] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-06 06:43:39,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-06 06:43:39,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2024-04-06 06:43:39,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547128689] [2024-04-06 06:43:39,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-06 06:43:39,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-06 06:43:39,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:43:39,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-06 06:43:39,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-04-06 06:43:39,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:39,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:43:39,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 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) [2024-04-06 06:43:39,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:39,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:39,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:39,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:43:39,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:39,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:39,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:39,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:39,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:43:39,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:39,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-06 06:43:39,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:43:39,940 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:43:39,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:39,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1532162062, now seen corresponding path program 5 times [2024-04-06 06:43:39,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:43:39,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176927907] [2024-04-06 06:43:39,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:43:39,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:43:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:43:41,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2254 backedges. 891 proven. 4 refuted. 0 times theorem prover too weak. 1359 trivial. 0 not checked. [2024-04-06 06:43:41,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:43:41,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176927907] [2024-04-06 06:43:41,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176927907] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:43:41,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237381937] [2024-04-06 06:43:41,093 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-06 06:43:41,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:43:41,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:43:41,095 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) [2024-04-06 06:43:41,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-06 06:43:41,381 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-04-06 06:43:41,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:43:41,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-06 06:43:41,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:43:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2254 backedges. 900 proven. 127 refuted. 0 times theorem prover too weak. 1227 trivial. 0 not checked. [2024-04-06 06:43:41,514 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:43:41,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2254 backedges. 891 proven. 4 refuted. 0 times theorem prover too weak. 1359 trivial. 0 not checked. [2024-04-06 06:43:41,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237381937] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:43:41,601 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:43:41,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 14 [2024-04-06 06:43:41,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965074007] [2024-04-06 06:43:41,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:43:41,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-06 06:43:41,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:43:41,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-06 06:43:41,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-04-06 06:43:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:41,603 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:43:41,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 11.928571428571429) internal successors, (167), 14 states have internal predecessors, (167), 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) [2024-04-06 06:43:41,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:41,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:41,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:41,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:43:41,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:41,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:43:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:43:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:43:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:43:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-06 06:43:43,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-06 06:43:43,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-06 06:43:43,798 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:43:43,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:43:43,799 INFO L85 PathProgramCache]: Analyzing trace with hash 427571246, now seen corresponding path program 6 times [2024-04-06 06:43:43,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:43:43,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533090774] [2024-04-06 06:43:43,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:43:43,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:43:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:43:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 779 proven. 1047 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-04-06 06:43:57,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:43:57,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533090774] [2024-04-06 06:43:57,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533090774] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:43:57,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [864233573] [2024-04-06 06:43:57,331 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-06 06:43:57,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:43:57,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:43:57,332 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) [2024-04-06 06:43:57,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-06 06:43:57,665 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2024-04-06 06:43:57,665 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-06 06:43:57,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 138 conjunts are in the unsatisfiable core [2024-04-06 06:43:57,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:44:20,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 138 proven. 1720 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-04-06 06:44:20,597 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:44:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 250 proven. 1620 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-06 06:44:28,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [864233573] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:44:28,190 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:44:28,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 90, 113] total 260 [2024-04-06 06:44:28,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724592149] [2024-04-06 06:44:28,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:44:28,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 260 states [2024-04-06 06:44:28,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:44:28,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 260 interpolants. [2024-04-06 06:44:28,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16746, Invalid=50592, Unknown=2, NotChecked=0, Total=67340 [2024-04-06 06:44:28,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:44:28,223 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:44:28,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 260 states, 260 states have (on average 2.9846153846153847) internal successors, (776), 260 states have internal predecessors, (776), 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) [2024-04-06 06:44:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:44:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:44:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:44:28,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:44:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:44:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-06 06:44:28,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:46:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:46:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:46:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:46:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:46:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:46:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-06 06:46:15,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 484 states. [2024-04-06 06:46:15,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-06 06:46:15,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:46:15,248 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-06 06:46:15,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-06 06:46:15,249 INFO L85 PathProgramCache]: Analyzing trace with hash -914842834, now seen corresponding path program 7 times [2024-04-06 06:46:15,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-06 06:46:15,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244119100] [2024-04-06 06:46:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-06 06:46:15,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-06 06:46:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:47:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8037 backedges. 2963 proven. 4948 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-04-06 06:47:34,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-06 06:47:34,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244119100] [2024-04-06 06:47:34,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244119100] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-06 06:47:34,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050263263] [2024-04-06 06:47:34,145 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-06 06:47:34,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-06 06:47:34,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-06 06:47:34,146 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) [2024-04-06 06:47:34,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-06 06:47:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-06 06:47:35,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 210 conjunts are in the unsatisfiable core [2024-04-06 06:47:35,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-06 06:51:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8037 backedges. 876 proven. 6948 refuted. 42 times theorem prover too weak. 171 trivial. 0 not checked. [2024-04-06 06:51:38,991 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-06 06:52:03,636 INFO L134 CoverageAnalysis]: Checked inductivity of 8037 backedges. 789 proven. 7221 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-06 06:52:03,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050263263] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-06 06:52:03,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-06 06:52:03,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 122, 180] total 445 [2024-04-06 06:52:03,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883255698] [2024-04-06 06:52:03,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-06 06:52:03,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 445 states [2024-04-06 06:52:03,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-06 06:52:03,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 445 interpolants. [2024-04-06 06:52:03,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35835, Invalid=161710, Unknown=35, NotChecked=0, Total=197580 [2024-04-06 06:52:03,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:52:03,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-06 06:52:03,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 445 states, 445 states have (on average 2.8606741573033707) internal successors, (1273), 445 states have internal predecessors, (1273), 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) [2024-04-06 06:52:03,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:52:03,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-06 06:52:03,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:52:03,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-06 06:52:03,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-06 06:52:03,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-06 06:52:03,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 484 states. [2024-04-06 06:52:03,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-06 06:52:22,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:52:28,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:53:03,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:53:52,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:53:55,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:54:05,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:55:02,992 WARN L293 SmtUtils]: Spent 25.13s on a formula simplification. DAG size of input: 348 DAG size of output: 51 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:55:35,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:55:37,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-06 06:56:00,812 WARN L293 SmtUtils]: Spent 13.73s on a formula simplification. DAG size of input: 330 DAG size of output: 47 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-06 06:56:40,389 WARN L293 SmtUtils]: Spent 10.90s on a formula simplification. DAG size of input: 333 DAG size of output: 58 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2024-04-06 06:57:37,675 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 [2024-04-06 06:57:37,686 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-06 06:57:37,686 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 [2024-04-06 06:57:38,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-06 06:57:38,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-06 06:57:38,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-04-06 06:57:38,875 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,SelfDestructingSolverStorable7 [2024-04-06 06:57:38,875 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-9-4-4-3-4-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ATOM-1 context. [2024-04-06 06:57:38,877 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-06 06:57:38,877 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-06 06:57:38,877 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-06 06:57:38,877 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-06 06:57:38,877 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-06 06:57:38,880 INFO L445 BasicCegarLoop]: Path program histogram: [7, 1] [2024-04-06 06:57:38,882 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-06 06:57:38,882 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-06 06:57:38,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 06:57:38 BasicIcfg [2024-04-06 06:57:38,885 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-06 06:57:38,886 INFO L158 Benchmark]: Toolchain (without parser) took 849970.41ms. Allocated memory was 269.5MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 195.9MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 886.9MB. Max. memory is 8.0GB. [2024-04-06 06:57:38,886 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 269.5MB. Free memory is still 239.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-06 06:57:38,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.88ms. Allocated memory is still 269.5MB. Free memory was 195.6MB in the beginning and 183.8MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-06 06:57:38,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.16ms. Allocated memory is still 269.5MB. Free memory was 183.8MB in the beginning and 182.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-06 06:57:38,886 INFO L158 Benchmark]: Boogie Preprocessor took 25.70ms. Allocated memory is still 269.5MB. Free memory was 182.0MB in the beginning and 180.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-06 06:57:38,887 INFO L158 Benchmark]: RCFGBuilder took 378.87ms. Allocated memory is still 269.5MB. Free memory was 180.2MB in the beginning and 229.0MB in the end (delta: -48.8MB). Peak memory consumption was 23.5MB. Max. memory is 8.0GB. [2024-04-06 06:57:38,887 INFO L158 Benchmark]: TraceAbstraction took 849351.74ms. Allocated memory was 269.5MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 227.9MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 917.9MB. Max. memory is 8.0GB. [2024-04-06 06:57:38,888 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 269.5MB. Free memory is still 239.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 181.88ms. Allocated memory is still 269.5MB. Free memory was 195.6MB in the beginning and 183.8MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.16ms. Allocated memory is still 269.5MB. Free memory was 183.8MB in the beginning and 182.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.70ms. Allocated memory is still 269.5MB. Free memory was 182.0MB in the beginning and 180.4MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 378.87ms. Allocated memory is still 269.5MB. Free memory was 180.2MB in the beginning and 229.0MB in the end (delta: -48.8MB). Peak memory consumption was 23.5MB. Max. memory is 8.0GB. * TraceAbstraction took 849351.74ms. Allocated memory was 269.5MB in the beginning and 2.3GB in the end (delta: 2.0GB). Free memory was 227.9MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 917.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 860919, independent: 774750, independent conditional: 767018, independent unconditional: 7732, dependent: 85753, dependent conditional: 80262, dependent unconditional: 5491, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 789697, independent: 774750, independent conditional: 767018, independent unconditional: 7732, dependent: 14531, dependent conditional: 14301, dependent unconditional: 230, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 789697, independent: 774750, independent conditional: 767018, independent unconditional: 7732, dependent: 14531, dependent conditional: 14301, dependent unconditional: 230, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 789697, independent: 774750, independent conditional: 767018, independent unconditional: 7732, dependent: 14531, dependent conditional: 14301, dependent unconditional: 230, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 844202, independent: 774750, independent conditional: 40405, independent unconditional: 734345, dependent: 69036, dependent conditional: 42164, dependent unconditional: 26872, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 844202, independent: 774750, independent conditional: 38194, independent unconditional: 736556, dependent: 69036, dependent conditional: 20384, dependent unconditional: 48652, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 844202, independent: 774750, independent conditional: 38194, independent unconditional: 736556, dependent: 69036, dependent conditional: 20384, dependent unconditional: 48652, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1202, independent: 1018, independent conditional: 0, independent unconditional: 1018, dependent: 178, dependent conditional: 166, dependent unconditional: 12, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1202, independent: 1018, independent conditional: 0, independent unconditional: 1018, dependent: 184, dependent conditional: 0, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 184, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 178, dependent conditional: 166, dependent unconditional: 12, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 184, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 178, dependent conditional: 166, dependent unconditional: 12, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10071, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4134, dependent conditional: 3398, dependent unconditional: 736, unknown: 5937, unknown conditional: 5937, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 844202, independent: 773732, independent conditional: 38194, independent unconditional: 735538, dependent: 68858, dependent conditional: 20218, dependent unconditional: 48640, unknown: 1612, unknown conditional: 582, unknown unconditional: 1030] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1018, Positive conditional cache size: 0, Positive unconditional cache size: 1018, Negative cache size: 178, Negative conditional cache size: 166, Negative unconditional cache size: 12, Unknown cache size: 6, Unknown conditional cache size: 6, Unknown unconditional cache size: 0, Eliminated conditions: 23991, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 844202, independent: 774750, independent conditional: 40405, independent unconditional: 734345, dependent: 69036, dependent conditional: 42164, dependent unconditional: 26872, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 844202, independent: 774750, independent conditional: 38194, independent unconditional: 736556, dependent: 69036, dependent conditional: 20384, dependent unconditional: 48652, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 844202, independent: 774750, independent conditional: 38194, independent unconditional: 736556, dependent: 69036, dependent conditional: 20384, dependent unconditional: 48652, unknown: 416, unknown conditional: 416, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1202, independent: 1018, independent conditional: 0, independent unconditional: 1018, dependent: 178, dependent conditional: 166, dependent unconditional: 12, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1202, independent: 1018, independent conditional: 0, independent unconditional: 1018, dependent: 184, dependent conditional: 0, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 184, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 178, dependent conditional: 166, dependent unconditional: 12, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 184, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 178, dependent conditional: 166, dependent unconditional: 12, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10071, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4134, dependent conditional: 3398, dependent unconditional: 736, unknown: 5937, unknown conditional: 5937, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 844202, independent: 773732, independent conditional: 38194, independent unconditional: 735538, dependent: 68858, dependent conditional: 20218, dependent unconditional: 48640, unknown: 1612, unknown conditional: 582, unknown unconditional: 1030] , Statistics on independence cache: Total cache size (in pairs): 1196, Positive cache size: 1018, Positive conditional cache size: 0, Positive unconditional cache size: 1018, Negative cache size: 178, Negative conditional cache size: 166, Negative unconditional cache size: 12, Unknown cache size: 6, Unknown conditional cache size: 6, Unknown unconditional cache size: 0, Eliminated conditions: 23991 ], Independence queries for same thread: 71222 - TimeoutResultAtElement [Line: 139]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-9-4-4-3-4-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 129]: 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 ∧-9-4-4-3-4-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 130]: 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 ∧-9-4-4-3-4-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 132]: 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 ∧-9-4-4-3-4-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 131]: 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 ∧-9-4-4-3-4-2-3-1 term,while SimplifyDDA2 was simplifying 3 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 159 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 849.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 449.4s, 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: 675, 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: 0.2s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 393.6s InterpolantComputationTime, 3836 NumberOfCodeBlocks, 3679 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 5165 ConstructedInterpolants, 0 QuantifiedInterpolants, 82622 SizeOfPredicates, 97 NumberOfNonLiveVariables, 2799 ConjunctsInSsa, 383 ConjunctsInUnsatCore, 18 InterpolantComputations, 4 PerfectInterpolantSequences, 16138/39860 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