/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 21:29:43,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 21:29:43,812 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 21:29:43,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 21:29:43,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 21:29:43,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 21:29:43,830 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 21:29:43,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 21:29:43,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 21:29:43,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 21:29:43,831 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 21:29:43,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 21:29:43,834 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 21:29:43,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 21:29:43,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 21:29:43,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 21:29:43,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 21:29:43,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 21:29:43,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 21:29:43,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 21:29:43,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 21:29:43,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 21:29:43,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 21:29:43,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 21:29:43,841 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 21:29:43,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 21:29:43,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 21:29:43,841 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 21:29:43,841 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 21:29:43,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 21:29:43,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 21:29:43,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 21:29:43,843 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 21:29:44,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 21:29:44,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 21:29:44,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 21:29:44,048 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 21:29:44,049 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 21:29:44,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 21:29:45,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 21:29:45,247 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 21:29:45,248 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 21:29:45,257 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b31adafa0/ab95bff898ab44cbaa091fea8626f706/FLAG02150f8e1 [2024-05-07 21:29:45,269 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b31adafa0/ab95bff898ab44cbaa091fea8626f706 [2024-05-07 21:29:45,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 21:29:45,273 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 21:29:45,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 21:29:45,275 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 21:29:45,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 21:29:45,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6032da6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45, skipping insertion in model container [2024-05-07 21:29:45,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 21:29:45,437 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 21:29:45,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 21:29:45,589 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 21:29:45,598 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 21:29:45,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 21:29:45,646 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 21:29:45,646 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 21:29:45,651 INFO L206 MainTranslator]: Completed translation [2024-05-07 21:29:45,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45 WrapperNode [2024-05-07 21:29:45,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 21:29:45,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 21:29:45,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 21:29:45,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 21:29:45,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,691 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-05-07 21:29:45,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 21:29:45,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 21:29:45,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 21:29:45,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 21:29:45,698 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 21:29:45,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 21:29:45,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 21:29:45,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 21:29:45,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (1/1) ... [2024-05-07 21:29:45,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 21:29:45,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 21:29:45,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-07 21:29:45,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-07 21:29:45,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 21:29:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 21:29:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 21:29:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 21:29:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 21:29:45,780 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 21:29:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 21:29:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 21:29:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 21:29:45,781 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 21:29:45,781 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 21:29:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 21:29:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 21:29:45,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 21:29:45,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 21:29:45,783 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 21:29:45,891 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 21:29:45,902 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 21:29:46,024 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 21:29:46,034 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 21:29:46,034 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 21:29:46,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 09:29:46 BoogieIcfgContainer [2024-05-07 21:29:46,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 21:29:46,037 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 21:29:46,037 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 21:29:46,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 21:29:46,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 09:29:45" (1/3) ... [2024-05-07 21:29:46,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59abe25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 09:29:46, skipping insertion in model container [2024-05-07 21:29:46,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 09:29:45" (2/3) ... [2024-05-07 21:29:46,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59abe25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 09:29:46, skipping insertion in model container [2024-05-07 21:29:46,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 09:29:46" (3/3) ... [2024-05-07 21:29:46,041 INFO L112 eAbstractionObserver]: Analyzing ICFG safe015_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 21:29:46,049 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 21:29:46,056 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 21:29:46,056 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 21:29:46,056 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 21:29:46,106 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 21:29:46,135 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 21:29:46,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 21:29:46,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 21:29:46,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 21:29:46,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-07 21:29:46,165 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 21:29:46,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:29:46,175 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 21:29:46,180 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;@1e0b88b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 21:29:46,181 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 21:29:46,226 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 21:29:46,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:29:46,228 INFO L85 PathProgramCache]: Analyzing trace with hash 501848367, now seen corresponding path program 1 times [2024-05-07 21:29:46,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:29:46,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395104387] [2024-05-07 21:29:46,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:46,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:46,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:29:46,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395104387] [2024-05-07 21:29:46,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395104387] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:29:46,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:29:46,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 21:29:46,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186171586] [2024-05-07 21:29:46,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:29:46,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 21:29:46,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:29:46,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 21:29:46,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 21:29:46,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:46,547 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:29:46,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 21:29:46,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:46,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:46,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 21:29:46,574 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 21:29:46,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:29:46,575 INFO L85 PathProgramCache]: Analyzing trace with hash -836653201, now seen corresponding path program 1 times [2024-05-07 21:29:46,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:29:46,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885927547] [2024-05-07 21:29:46,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:46,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:46,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:46,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:29:46,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885927547] [2024-05-07 21:29:46,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885927547] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:29:46,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:29:46,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 21:29:46,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725653022] [2024-05-07 21:29:46,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:29:46,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 21:29:46,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:29:46,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 21:29:46,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 21:29:46,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:46,949 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:29:46,949 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 21:29:46,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:46,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:47,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1598531866, now seen corresponding path program 1 times [2024-05-07 21:29:47,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:47,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:47,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:47,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:47,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 21:29:47,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-07 21:29:48,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1638460613, now seen corresponding path program 1 times [2024-05-07 21:29:48,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:48,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:48,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:48,255 INFO L85 PathProgramCache]: Analyzing trace with hash -784621710, now seen corresponding path program 1 times [2024-05-07 21:29:48,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:48,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:48,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:48,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1393595492, now seen corresponding path program 1 times [2024-05-07 21:29:48,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:48,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:48,431 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:49,220 INFO L85 PathProgramCache]: Analyzing trace with hash -462681637, now seen corresponding path program 1 times [2024-05-07 21:29:49,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:49,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:49,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:49,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1331516626, now seen corresponding path program 1 times [2024-05-07 21:29:49,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:49,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:49,379 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1203800048, now seen corresponding path program 1 times [2024-05-07 21:29:50,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:50,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1217019393, now seen corresponding path program 1 times [2024-05-07 21:29:50,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:50,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,722 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,782 INFO L85 PathProgramCache]: Analyzing trace with hash -930562038, now seen corresponding path program 1 times [2024-05-07 21:29:50,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:50,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1692500561, now seen corresponding path program 1 times [2024-05-07 21:29:50,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:50,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,897 INFO L85 PathProgramCache]: Analyzing trace with hash -608769758, now seen corresponding path program 1 times [2024-05-07 21:29:50,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:50,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,906 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1820695366, now seen corresponding path program 1 times [2024-05-07 21:29:50,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:50,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:50,996 INFO L85 PathProgramCache]: Analyzing trace with hash 772573052, now seen corresponding path program 1 times [2024-05-07 21:29:50,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:50,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:51,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:51,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:51,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:29:51,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-05-07 21:29:51,060 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 21:29:51,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:29:51,061 INFO L85 PathProgramCache]: Analyzing trace with hash 492900528, now seen corresponding path program 1 times [2024-05-07 21:29:51,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:29:51,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861571085] [2024-05-07 21:29:51,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:51,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:51,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:29:51,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861571085] [2024-05-07 21:29:51,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861571085] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:29:51,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:29:51,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 21:29:51,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379880473] [2024-05-07 21:29:51,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:29:51,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 21:29:51,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:29:51,223 INFO L85 PathProgramCache]: Analyzing trace with hash 772573052, now seen corresponding path program 2 times [2024-05-07 21:29:51,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:51,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:51,233 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:51,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1005755258, now seen corresponding path program 1 times [2024-05-07 21:29:51,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:51,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:51,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:51,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:51,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:51,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-07 21:29:51,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-05-07 21:29:51,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:51,450 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:29:51,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.5) internal successors, (115), 11 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 21:29:51,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:51,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:29:51,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:52,711 INFO L85 PathProgramCache]: Analyzing trace with hash 423469903, now seen corresponding path program 1 times [2024-05-07 21:29:52,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:52,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:52,718 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 21:29:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 21:29:52,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:52,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:29:52,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-07 21:29:52,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-07 21:29:52,746 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 21:29:52,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 21:29:52,747 INFO L85 PathProgramCache]: Analyzing trace with hash -478739654, now seen corresponding path program 2 times [2024-05-07 21:29:52,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 21:29:52,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435760807] [2024-05-07 21:29:52,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 21:29:52,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 21:29:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 21:29:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 21:29:52,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 21:29:52,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435760807] [2024-05-07 21:29:52,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435760807] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 21:29:52,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 21:29:52,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 21:29:52,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087822665] [2024-05-07 21:29:52,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 21:29:52,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 21:29:52,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 21:29:52,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 21:29:52,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 21:29:52,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:52,898 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 21:29:52,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 21:29:52,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:52,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:29:52,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-07 21:29:52,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 21:29:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 21:29:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-07 21:29:54,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 21:29:54,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 21:29:54,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 21:29:54,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 21:29:54,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 21:29:54,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-05-07 21:29:54,603 INFO L448 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 21:29:54,607 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 21:29:54,607 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 21:29:54,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 09:29:54 BasicIcfg [2024-05-07 21:29:54,610 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 21:29:54,613 INFO L158 Benchmark]: Toolchain (without parser) took 9337.71ms. Allocated memory was 230.7MB in the beginning and 420.5MB in the end (delta: 189.8MB). Free memory was 158.1MB in the beginning and 355.0MB in the end (delta: -196.9MB). There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 21:29:54,617 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 151.0MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 21:29:54,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.49ms. Allocated memory is still 230.7MB. Free memory was 157.9MB in the beginning and 187.3MB in the end (delta: -29.4MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. [2024-05-07 21:29:54,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.80ms. Allocated memory is still 230.7MB. Free memory was 187.3MB in the beginning and 185.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 21:29:54,618 INFO L158 Benchmark]: Boogie Preprocessor took 16.37ms. Allocated memory is still 230.7MB. Free memory was 185.2MB in the beginning and 183.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 21:29:54,619 INFO L158 Benchmark]: RCFGBuilder took 326.68ms. Allocated memory is still 230.7MB. Free memory was 183.6MB in the beginning and 170.0MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-07 21:29:54,621 INFO L158 Benchmark]: TraceAbstraction took 8573.19ms. Allocated memory was 230.7MB in the beginning and 420.5MB in the end (delta: 189.8MB). Free memory was 168.4MB in the beginning and 355.0MB in the end (delta: -186.6MB). Peak memory consumption was 3.7MB. Max. memory is 8.0GB. [2024-05-07 21:29:54,622 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 151.0MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 377.49ms. Allocated memory is still 230.7MB. Free memory was 157.9MB in the beginning and 187.3MB in the end (delta: -29.4MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.80ms. Allocated memory is still 230.7MB. Free memory was 187.3MB in the beginning and 185.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.37ms. Allocated memory is still 230.7MB. Free memory was 185.2MB in the beginning and 183.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 326.68ms. Allocated memory is still 230.7MB. Free memory was 183.6MB in the beginning and 170.0MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 8573.19ms. Allocated memory was 230.7MB in the beginning and 420.5MB in the end (delta: 189.8MB). Free memory was 168.4MB in the beginning and 355.0MB in the end (delta: -186.6MB). Peak memory consumption was 3.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 162277, independent: 160075, independent conditional: 159750, independent unconditional: 325, dependent: 2202, dependent conditional: 2202, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 162191, independent: 160075, independent conditional: 159750, independent unconditional: 325, dependent: 2116, dependent conditional: 2116, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 162191, independent: 160075, independent conditional: 159750, independent unconditional: 325, dependent: 2116, dependent conditional: 2116, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 162191, independent: 160075, independent conditional: 159750, independent unconditional: 325, dependent: 2116, dependent conditional: 2116, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167203, independent: 160075, independent conditional: 76606, independent unconditional: 83469, dependent: 7128, dependent conditional: 5021, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 167203, independent: 160075, independent conditional: 33495, independent unconditional: 126580, dependent: 7128, dependent conditional: 2814, dependent unconditional: 4314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167203, independent: 160075, independent conditional: 33495, independent unconditional: 126580, dependent: 7128, dependent conditional: 2814, dependent unconditional: 4314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1143, independent: 1102, independent conditional: 228, independent unconditional: 874, dependent: 41, dependent conditional: 29, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1143, independent: 1055, independent conditional: 0, independent unconditional: 1055, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 47, independent conditional: 43, independent unconditional: 4, dependent: 41, dependent conditional: 29, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 47, independent conditional: 43, independent unconditional: 4, dependent: 41, dependent conditional: 29, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 64, independent conditional: 62, independent unconditional: 3, dependent: 75, dependent conditional: 64, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 167203, independent: 158973, independent conditional: 33267, independent unconditional: 125706, dependent: 7087, dependent conditional: 2785, dependent unconditional: 4302, unknown: 1143, unknown conditional: 257, unknown unconditional: 886] , Statistics on independence cache: Total cache size (in pairs): 1143, Positive cache size: 1102, Positive conditional cache size: 228, Positive unconditional cache size: 874, Negative cache size: 41, Negative conditional cache size: 29, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45318, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167203, independent: 160075, independent conditional: 76606, independent unconditional: 83469, dependent: 7128, dependent conditional: 5021, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 167203, independent: 160075, independent conditional: 33495, independent unconditional: 126580, dependent: 7128, dependent conditional: 2814, dependent unconditional: 4314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167203, independent: 160075, independent conditional: 33495, independent unconditional: 126580, dependent: 7128, dependent conditional: 2814, dependent unconditional: 4314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1143, independent: 1102, independent conditional: 228, independent unconditional: 874, dependent: 41, dependent conditional: 29, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1143, independent: 1055, independent conditional: 0, independent unconditional: 1055, dependent: 88, dependent conditional: 0, dependent unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 88, independent: 47, independent conditional: 43, independent unconditional: 4, dependent: 41, dependent conditional: 29, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, independent: 47, independent conditional: 43, independent unconditional: 4, dependent: 41, dependent conditional: 29, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, independent: 64, independent conditional: 62, independent unconditional: 3, dependent: 75, dependent conditional: 64, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 167203, independent: 158973, independent conditional: 33267, independent unconditional: 125706, dependent: 7087, dependent conditional: 2785, dependent unconditional: 4302, unknown: 1143, unknown conditional: 257, unknown unconditional: 886] , Statistics on independence cache: Total cache size (in pairs): 1143, Positive cache size: 1102, Positive conditional cache size: 228, Positive unconditional cache size: 874, Negative cache size: 41, Negative conditional cache size: 29, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45318 ], Independence queries for same thread: 86 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 119 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 7.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 1199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 4.7s, ConditionalCommutativityIAIntegrations: 1, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 81, ConditionalCommutativityTraceChecks: 16, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 21:29:54,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-07 21:29:54,836 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 Received shutdown request...