/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 RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 --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/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 08:14:21,720 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 08:14:21,777 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 08:14:21,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 08:14:21,781 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 08:14:21,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 08:14:21,804 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 08:14:21,804 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 08:14:21,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 08:14:21,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 08:14:21,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 08:14:21,806 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 08:14:21,806 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 08:14:21,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 08:14:21,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 08:14:21,807 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 08:14:21,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 08:14:21,807 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 08:14:21,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 08:14:21,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 08:14:21,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 08:14:21,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 08:14:21,810 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 08:14:21,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 08:14:21,811 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 08:14:21,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 08:14:21,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 08:14:21,811 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 08:14:21,811 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 08:14:21,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 08:14:21,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 08:14:21,812 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 08:14:21,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 08:14:21,812 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 08:14:21,812 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 08:14:21,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 08:14:21,813 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 08:14:21,813 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 08:14:21,813 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 08:14:21,813 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 08:14:22,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 08:14:22,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 08:14:22,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 08:14:22,033 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 08:14:22,034 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 08:14:22,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 08:14:23,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 08:14:23,277 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 08:14:23,279 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 08:14:23,290 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5ff02aeab/3d8f867a5bf84e8c9295a7e3e150a64a/FLAGb6c15e693 [2024-05-07 08:14:23,301 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5ff02aeab/3d8f867a5bf84e8c9295a7e3e150a64a [2024-05-07 08:14:23,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 08:14:23,306 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 08:14:23,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 08:14:23,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 08:14:23,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 08:14:23,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddb6f31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23, skipping insertion in model container [2024-05-07 08:14:23,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,353 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 08:14:23,480 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/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 08:14:23,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 08:14:23,595 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 08:14:23,603 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/safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-07 08:14:23,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 08:14:23,653 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 08:14:23,654 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 08:14:23,659 INFO L206 MainTranslator]: Completed translation [2024-05-07 08:14:23,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23 WrapperNode [2024-05-07 08:14:23,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 08:14:23,661 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 08:14:23,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 08:14:23,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 08:14:23,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,708 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-07 08:14:23,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 08:14:23,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 08:14:23,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 08:14:23,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 08:14:23,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 08:14:23,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 08:14:23,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 08:14:23,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 08:14:23,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (1/1) ... [2024-05-07 08:14:23,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 08:14:23,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 08:14:23,791 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 08:14:23,819 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 08:14:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 08:14:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 08:14:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 08:14:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 08:14:23,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 08:14:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-07 08:14:23,841 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-07 08:14:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-07 08:14:23,841 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-07 08:14:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-07 08:14:23,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-07 08:14:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 08:14:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 08:14:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 08:14:23,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 08:14:23,843 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 08:14:23,955 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 08:14:23,956 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 08:14:24,064 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 08:14:24,072 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 08:14:24,072 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 08:14:24,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 08:14:24 BoogieIcfgContainer [2024-05-07 08:14:24,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 08:14:24,075 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 08:14:24,075 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 08:14:24,084 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 08:14:24,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 08:14:23" (1/3) ... [2024-05-07 08:14:24,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@667f392a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 08:14:24, skipping insertion in model container [2024-05-07 08:14:24,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 08:14:23" (2/3) ... [2024-05-07 08:14:24,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@667f392a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 08:14:24, skipping insertion in model container [2024-05-07 08:14:24,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 08:14:24" (3/3) ... [2024-05-07 08:14:24,086 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-07 08:14:24,092 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 08:14:24,100 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 08:14:24,100 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 08:14:24,100 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 08:14:24,145 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 08:14:24,180 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 08:14:24,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 08:14:24,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 08:14:24,192 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 08:14:24,213 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 08:14:24,242 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 08:14:24,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:14:24,263 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 08:14:24,270 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;@2bcec9b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-05-07 08:14:24,270 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-07 08:14:24,325 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 08:14:24,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:14:24,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1765759485, now seen corresponding path program 1 times [2024-05-07 08:14:24,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:14:24,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439315806] [2024-05-07 08:14:24,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:24,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:24,621 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 08:14:24,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:14:24,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439315806] [2024-05-07 08:14:24,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439315806] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:14:24,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:14:24,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 08:14:24,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240064606] [2024-05-07 08:14:24,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:14:24,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 08:14:24,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:14:24,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 08:14:24,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 08:14:24,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:24,654 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:14:24,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 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 08:14:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:24,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:24,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 08:14:24,687 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 08:14:24,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:14:24,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1974142207, now seen corresponding path program 1 times [2024-05-07 08:14:24,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:14:24,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866973414] [2024-05-07 08:14:24,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:24,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:25,189 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 08:14:25,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:14:25,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866973414] [2024-05-07 08:14:25,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866973414] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:14:25,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:14:25,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 08:14:25,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044834632] [2024-05-07 08:14:25,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:14:25,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 08:14:25,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:14:25,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 08:14:25,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-07 08:14:25,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:25,193 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:14:25,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 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 08:14:25,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:25,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:25,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:25,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 08:14:25,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-07 08:14:25,380 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 08:14:25,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:14:25,381 INFO L85 PathProgramCache]: Analyzing trace with hash -380069440, now seen corresponding path program 1 times [2024-05-07 08:14:25,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:14:25,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378619276] [2024-05-07 08:14:25,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:25,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:25,581 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 08:14:25,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:14:25,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378619276] [2024-05-07 08:14:25,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378619276] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:14:25,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:14:25,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 08:14:25,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555780413] [2024-05-07 08:14:25,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:14:25,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 08:14:25,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:14:25,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 08:14:25,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-07 08:14:25,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:25,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:14:25,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 08:14:25,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:25,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 08:14:25,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:25,998 INFO L85 PathProgramCache]: Analyzing trace with hash -289913449, now seen corresponding path program 1 times [2024-05-07 08:14:25,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:25,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:26,077 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 08:14:26,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:26,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:26,175 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 08:14:26,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 08:14:26,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-05-07 08:14:26,520 INFO L85 PathProgramCache]: Analyzing trace with hash 836843186, now seen corresponding path program 1 times [2024-05-07 08:14:26,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:26,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:26,615 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 08:14:26,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:26,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:26,699 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 08:14:26,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 08:14:26,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-07 08:14:27,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1841924918, now seen corresponding path program 1 times [2024-05-07 08:14:27,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:27,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1436138861, now seen corresponding path program 1 times [2024-05-07 08:14:27,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:27,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,326 INFO L85 PathProgramCache]: Analyzing trace with hash -923504249, now seen corresponding path program 1 times [2024-05-07 08:14:27,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:27,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,600 INFO L85 PathProgramCache]: Analyzing trace with hash 456503254, now seen corresponding path program 1 times [2024-05-07 08:14:27,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:27,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1874735784, now seen corresponding path program 1 times [2024-05-07 08:14:27,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:27,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:27,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1823702925, now seen corresponding path program 1 times [2024-05-07 08:14:28,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:28,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,347 INFO L85 PathProgramCache]: Analyzing trace with hash 2067436177, now seen corresponding path program 1 times [2024-05-07 08:14:28,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:28,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,656 INFO L85 PathProgramCache]: Analyzing trace with hash 395776878, now seen corresponding path program 1 times [2024-05-07 08:14:28,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:28,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,757 INFO L85 PathProgramCache]: Analyzing trace with hash 739666792, now seen corresponding path program 1 times [2024-05-07 08:14:28,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:28,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,868 INFO L85 PathProgramCache]: Analyzing trace with hash 634964887, now seen corresponding path program 1 times [2024-05-07 08:14:28,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:28,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,984 INFO L85 PathProgramCache]: Analyzing trace with hash 2098692374, now seen corresponding path program 1 times [2024-05-07 08:14:28,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:28,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:28,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,060 INFO L85 PathProgramCache]: Analyzing trace with hash -763584554, now seen corresponding path program 1 times [2024-05-07 08:14:29,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1006355184, now seen corresponding path program 1 times [2024-05-07 08:14:29,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,146 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,236 INFO L85 PathProgramCache]: Analyzing trace with hash -392007416, now seen corresponding path program 1 times [2024-05-07 08:14:29,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,327 INFO L85 PathProgramCache]: Analyzing trace with hash 680091271, now seen corresponding path program 1 times [2024-05-07 08:14:29,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1483870925, now seen corresponding path program 1 times [2024-05-07 08:14:29,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,637 INFO L85 PathProgramCache]: Analyzing trace with hash 346041660, now seen corresponding path program 1 times [2024-05-07 08:14:29,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,644 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,723 INFO L85 PathProgramCache]: Analyzing trace with hash 2137295585, now seen corresponding path program 1 times [2024-05-07 08:14:29,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,838 INFO L85 PathProgramCache]: Analyzing trace with hash 527133917, now seen corresponding path program 1 times [2024-05-07 08:14:29,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:29,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:29,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,063 INFO L85 PathProgramCache]: Analyzing trace with hash 2079581769, now seen corresponding path program 1 times [2024-05-07 08:14:30,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:30,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,142 INFO L85 PathProgramCache]: Analyzing trace with hash 2089312514, now seen corresponding path program 1 times [2024-05-07 08:14:30,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:30,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,373 INFO L85 PathProgramCache]: Analyzing trace with hash 375888265, now seen corresponding path program 1 times [2024-05-07 08:14:30,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:30,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1396585537, now seen corresponding path program 1 times [2024-05-07 08:14:30,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:30,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:30,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:30,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:14:30,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 08:14:30,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-07 08:14:30,987 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 08:14:30,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:14:30,988 INFO L85 PathProgramCache]: Analyzing trace with hash -767146703, now seen corresponding path program 1 times [2024-05-07 08:14:30,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:14:30,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764756965] [2024-05-07 08:14:30,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:30,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:31,128 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 08:14:31,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:14:31,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764756965] [2024-05-07 08:14:31,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764756965] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:14:31,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:14:31,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 08:14:31,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465379900] [2024-05-07 08:14:31,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:14:31,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 08:14:31,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:14:31,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 08:14:31,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 08:14:31,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:31,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:14:31,130 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 08:14:31,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:31,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:14:31,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-07 08:14:31,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:31,239 INFO L85 PathProgramCache]: Analyzing trace with hash 302949334, now seen corresponding path program 1 times [2024-05-07 08:14:31,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:31,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:31,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 08:14:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 08:14:33,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:33,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:14:33,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 08:14:33,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 08:14:33,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31 [2024-05-07 08:14:33,263 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-07 08:14:33,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 08:14:33,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1555204803, now seen corresponding path program 2 times [2024-05-07 08:14:33,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 08:14:33,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083208804] [2024-05-07 08:14:33,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 08:14:33,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 08:14:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 08:14:33,376 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 08:14:33,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 08:14:33,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083208804] [2024-05-07 08:14:33,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083208804] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 08:14:33,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 08:14:33,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 08:14:33,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245669376] [2024-05-07 08:14:33,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 08:14:33,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 08:14:33,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 08:14:33,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 08:14:33,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 08:14:33,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:33,378 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 08:14:33,378 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 08:14:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:14:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-07 08:14:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 08:14:33,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:34,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 08:14:34,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 08:14:34,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-07 08:14:34,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 08:14:34,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-07 08:14:34,890 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-07 08:14:34,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-07 08:14:34,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-07 08:14:34,891 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-07 08:14:34,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-05-07 08:14:34,894 INFO L448 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 08:14:34,896 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 08:14:34,896 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 08:14:34,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 08:14:34 BasicIcfg [2024-05-07 08:14:34,899 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 08:14:34,899 INFO L158 Benchmark]: Toolchain (without parser) took 11593.37ms. Allocated memory was 187.7MB in the beginning and 824.2MB in the end (delta: 636.5MB). Free memory was 119.4MB in the beginning and 664.3MB in the end (delta: -544.8MB). Peak memory consumption was 93.1MB. Max. memory is 8.0GB. [2024-05-07 08:14:34,899 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 08:14:34,900 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.58ms. Allocated memory is still 187.7MB. Free memory was 119.1MB in the beginning and 98.6MB in the end (delta: 20.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-05-07 08:14:34,900 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.56ms. Allocated memory is still 187.7MB. Free memory was 98.6MB in the beginning and 96.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 08:14:34,900 INFO L158 Benchmark]: Boogie Preprocessor took 29.51ms. Allocated memory is still 187.7MB. Free memory was 96.3MB in the beginning and 95.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 08:14:34,900 INFO L158 Benchmark]: RCFGBuilder took 334.73ms. Allocated memory is still 187.7MB. Free memory was 94.8MB in the beginning and 80.6MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-07 08:14:34,901 INFO L158 Benchmark]: TraceAbstraction took 10824.01ms. Allocated memory was 187.7MB in the beginning and 824.2MB in the end (delta: 636.5MB). Free memory was 79.6MB in the beginning and 664.3MB in the end (delta: -584.7MB). Peak memory consumption was 53.3MB. Max. memory is 8.0GB. [2024-05-07 08:14:34,902 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 187.7MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 351.58ms. Allocated memory is still 187.7MB. Free memory was 119.1MB in the beginning and 98.6MB in the end (delta: 20.6MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.56ms. Allocated memory is still 187.7MB. Free memory was 98.6MB in the beginning and 96.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.51ms. Allocated memory is still 187.7MB. Free memory was 96.3MB in the beginning and 95.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 334.73ms. Allocated memory is still 187.7MB. Free memory was 94.8MB in the beginning and 80.6MB in the end (delta: 14.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 10824.01ms. Allocated memory was 187.7MB in the beginning and 824.2MB in the end (delta: 636.5MB). Free memory was 79.6MB in the beginning and 664.3MB in the end (delta: -584.7MB). Peak memory consumption was 53.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249282, independent: 246286, independent conditional: 246105, independent unconditional: 181, dependent: 2996, dependent conditional: 2996, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 249052, independent: 246286, independent conditional: 246105, independent unconditional: 181, dependent: 2766, dependent conditional: 2766, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 249052, independent: 246286, independent conditional: 246105, independent unconditional: 181, dependent: 2766, dependent conditional: 2766, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 249052, independent: 246286, independent conditional: 246105, independent unconditional: 181, dependent: 2766, dependent conditional: 2766, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 257651, independent: 246286, independent conditional: 117953, independent unconditional: 128333, dependent: 11365, dependent conditional: 8600, dependent unconditional: 2765, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 257651, independent: 246286, independent conditional: 42201, independent unconditional: 204085, dependent: 11365, dependent conditional: 3068, dependent unconditional: 8297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 257651, independent: 246286, independent conditional: 42201, independent unconditional: 204085, dependent: 11365, dependent conditional: 3068, dependent unconditional: 8297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1069, independent: 1033, independent conditional: 152, independent unconditional: 881, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1069, independent: 1010, independent conditional: 0, independent unconditional: 1010, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 18, independent unconditional: 5, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 18, independent unconditional: 5, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 28, independent conditional: 22, independent unconditional: 6, dependent: 69, dependent conditional: 53, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 257651, independent: 245253, independent conditional: 42049, independent unconditional: 203204, dependent: 11329, dependent conditional: 3048, dependent unconditional: 8281, unknown: 1069, unknown conditional: 172, unknown unconditional: 897] , Statistics on independence cache: Total cache size (in pairs): 1069, Positive cache size: 1033, Positive conditional cache size: 152, Positive unconditional cache size: 881, Negative cache size: 36, Negative conditional cache size: 20, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 81284, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 257651, independent: 246286, independent conditional: 117953, independent unconditional: 128333, dependent: 11365, dependent conditional: 8600, dependent unconditional: 2765, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 257651, independent: 246286, independent conditional: 42201, independent unconditional: 204085, dependent: 11365, dependent conditional: 3068, dependent unconditional: 8297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 257651, independent: 246286, independent conditional: 42201, independent unconditional: 204085, dependent: 11365, dependent conditional: 3068, dependent unconditional: 8297, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1069, independent: 1033, independent conditional: 152, independent unconditional: 881, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1069, independent: 1010, independent conditional: 0, independent unconditional: 1010, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 18, independent unconditional: 5, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, independent: 23, independent conditional: 18, independent unconditional: 5, dependent: 36, dependent conditional: 20, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 28, independent conditional: 22, independent unconditional: 6, dependent: 69, dependent conditional: 53, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 257651, independent: 245253, independent conditional: 42049, independent unconditional: 203204, dependent: 11329, dependent conditional: 3048, dependent unconditional: 8281, unknown: 1069, unknown conditional: 172, unknown unconditional: 897] , Statistics on independence cache: Total cache size (in pairs): 1069, Positive cache size: 1033, Positive conditional cache size: 152, Positive unconditional cache size: 881, Negative cache size: 36, Negative conditional cache size: 20, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 81284 ], Independence queries for same thread: 230 - 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, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 10.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 9.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 47, 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, 0.9s InterpolantComputationTime, 338 NumberOfCodeBlocks, 338 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 333 ConstructedInterpolants, 0 QuantifiedInterpolants, 1497 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 6.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 86, ConditionalCommutativityTraceChecks: 26, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 08:14:34,931 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 08:14:35,120 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...