/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_25-struct_nr_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-25 23:19:22,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-25 23:19:22,437 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-01-25 23:19:22,440 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-25 23:19:22,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-25 23:19:22,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-01-25 23:19:22,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-25 23:19:22,465 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-25 23:19:22,465 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-25 23:19:22,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-25 23:19:22,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-25 23:19:22,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-25 23:19:22,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-25 23:19:22,466 INFO L153 SettingsManager]: * Use SBE=true [2024-01-25 23:19:22,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-25 23:19:22,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-25 23:19:22,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-25 23:19:22,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-25 23:19:22,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-25 23:19:22,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-25 23:19:22,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-25 23:19:22,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-25 23:19:22,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-25 23:19:22,474 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-25 23:19:22,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-25 23:19:22,475 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-25 23:19:22,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-25 23:19:22,475 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-25 23:19:22,475 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-25 23:19:22,476 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-25 23:19:22,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-25 23:19:22,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-25 23:19:22,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-25 23:19:22,477 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-01-25 23:19:22,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-01-25 23:19:22,477 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-25 23:19:22,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-25 23:19:22,477 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-25 23:19:22,478 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-25 23:19:22,478 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-25 23:19:22,478 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-01-25 23:19:22,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-01-25 23:19:22,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-25 23:19:22,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-25 23:19:22,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-25 23:19:22,665 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-25 23:19:22,666 INFO L274 PluginConnector]: CDTParser initialized [2024-01-25 23:19:22,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_25-struct_nr_true.i [2024-01-25 23:19:23,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-25 23:19:23,733 INFO L384 CDTParser]: Found 1 translation units. [2024-01-25 23:19:23,733 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_25-struct_nr_true.i [2024-01-25 23:19:23,742 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b18e4c91c/4abd07db09af4cc79f6094f5e5bf38f1/FLAG99b640087 [2024-01-25 23:19:23,750 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b18e4c91c/4abd07db09af4cc79f6094f5e5bf38f1 [2024-01-25 23:19:23,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-25 23:19:23,752 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-25 23:19:23,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-25 23:19:23,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-25 23:19:23,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-25 23:19:23,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 11:19:23" (1/1) ... [2024-01-25 23:19:23,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc0e3a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:23, skipping insertion in model container [2024-01-25 23:19:23,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 11:19:23" (1/1) ... [2024-01-25 23:19:23,798 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-25 23:19:23,907 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_25-struct_nr_true.i[1086,1099] [2024-01-25 23:19:24,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-25 23:19:24,028 INFO L202 MainTranslator]: Completed pre-run [2024-01-25 23:19:24,038 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_25-struct_nr_true.i[1086,1099] [2024-01-25 23:19:24,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-25 23:19:24,102 INFO L206 MainTranslator]: Completed translation [2024-01-25 23:19:24,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24 WrapperNode [2024-01-25 23:19:24,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-25 23:19:24,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-25 23:19:24,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-25 23:19:24,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-25 23:19:24,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,130 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,151 INFO L138 Inliner]: procedures = 163, calls = 26, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 81 [2024-01-25 23:19:24,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-25 23:19:24,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-25 23:19:24,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-25 23:19:24,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-25 23:19:24,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,164 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-25 23:19:24,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-25 23:19:24,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-25 23:19:24,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-25 23:19:24,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (1/1) ... [2024-01-25 23:19:24,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-25 23:19:24,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:19:24,218 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) [2024-01-25 23:19:24,239 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 [2024-01-25 23:19:24,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-01-25 23:19:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-25 23:19:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-25 23:19:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-25 23:19:24,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-25 23:19:24,245 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-25 23:19:24,353 INFO L241 CfgBuilder]: Building ICFG [2024-01-25 23:19:24,354 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-25 23:19:24,463 INFO L282 CfgBuilder]: Performing block encoding [2024-01-25 23:19:24,476 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-25 23:19:24,476 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-25 23:19:24,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 11:19:24 BoogieIcfgContainer [2024-01-25 23:19:24,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-25 23:19:24,478 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-25 23:19:24,478 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-25 23:19:24,480 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-25 23:19:24,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.01 11:19:23" (1/3) ... [2024-01-25 23:19:24,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321b9f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.01 11:19:24, skipping insertion in model container [2024-01-25 23:19:24,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 11:19:24" (2/3) ... [2024-01-25 23:19:24,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321b9f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.01 11:19:24, skipping insertion in model container [2024-01-25 23:19:24,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 11:19:24" (3/3) ... [2024-01-25 23:19:24,482 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_25-struct_nr_true.i [2024-01-25 23:19:24,488 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-25 23:19:24,494 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-25 23:19:24,494 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-01-25 23:19:24,494 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-25 23:19:24,531 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-01-25 23:19:24,557 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:24,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-25 23:19:24,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:19:24,559 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) [2024-01-25 23:19:24,560 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 [2024-01-25 23:19:24,591 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-25 23:19:24,597 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-25 23:19:24,601 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=LoopsAndPotentialCycles, 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;@101035c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:24,601 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-25 23:19:24,623 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 23:19:24,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 23:19:24,627 INFO L85 PathProgramCache]: Analyzing trace with hash -999802293, now seen corresponding path program 1 times [2024-01-25 23:19:24,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 23:19:24,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944201825] [2024-01-25 23:19:24,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 23:19:24,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 23:19:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 23:19:24,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 23:19:24,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 23:19:24,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944201825] [2024-01-25 23:19:24,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944201825] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 23:19:24,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 23:19:24,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-01-25 23:19:24,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106200816] [2024-01-25 23:19:24,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 23:19:24,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-01-25 23:19:24,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 23:19:24,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-01-25 23:19:24,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-01-25 23:19:24,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:24,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 23:19:24,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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) [2024-01-25 23:19:24,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-01-25 23:19:25,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-25 23:19:25,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-25 23:19:25,022 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-01-25 23:19:25,023 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/7) [2024-01-25 23:19:25,028 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:25,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-25 23:19:25,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:19:25,034 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-25 23:19:25,037 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-25 23:19:25,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-25 23:19:25,038 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=LoopsAndPotentialCycles, 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;@101035c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:25,038 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-25 23:19:25,045 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 23:19:25,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 23:19:25,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1658925690, now seen corresponding path program 1 times [2024-01-25 23:19:25,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 23:19:25,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575955418] [2024-01-25 23:19:25,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 23:19:25,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 23:19:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 23:19:25,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-01-25 23:19:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 23:19:25,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 23:19:25,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575955418] [2024-01-25 23:19:25,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575955418] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 23:19:25,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 23:19:25,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-01-25 23:19:25,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252710904] [2024-01-25 23:19:25,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 23:19:25,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-01-25 23:19:25,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 23:19:25,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-01-25 23:19:25,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-01-25 23:19:25,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,087 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 23:19:25,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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) [2024-01-25 23:19:25,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-01-25 23:19:25,120 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 23:19:25,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 23:19:25,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1436548631, now seen corresponding path program 1 times [2024-01-25 23:19:25,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 23:19:25,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533432672] [2024-01-25 23:19:25,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 23:19:25,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 23:19:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 23:19:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 23:19:25,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 23:19:25,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533432672] [2024-01-25 23:19:25,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533432672] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 23:19:25,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 23:19:25,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-01-25 23:19:25,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469427170] [2024-01-25 23:19:25,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 23:19:25,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-01-25 23:19:25,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 23:19:25,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-01-25 23:19:25,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-01-25 23:19:25,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,327 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 23:19:25,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2024-01-25 23:19:25,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-25 23:19:25,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-01-25 23:19:25,541 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 23:19:25,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 23:19:25,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1470366913, now seen corresponding path program 1 times [2024-01-25 23:19:25,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 23:19:25,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511462936] [2024-01-25 23:19:25,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 23:19:25,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 23:19:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 23:19:25,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 23:19:25,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 23:19:25,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511462936] [2024-01-25 23:19:25,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511462936] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 23:19:25,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 23:19:25,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-25 23:19:25,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323780872] [2024-01-25 23:19:25,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 23:19:25,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-25 23:19:25,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 23:19:25,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-25 23:19:25,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-25 23:19:25,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,614 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 23:19:25,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2024-01-25 23:19:25,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-01-25 23:19:25,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-25 23:19:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-25 23:19:25,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-01-25 23:19:25,745 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-01-25 23:19:25,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-25 23:19:25,746 INFO L85 PathProgramCache]: Analyzing trace with hash 392781367, now seen corresponding path program 1 times [2024-01-25 23:19:25,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-25 23:19:25,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118378340] [2024-01-25 23:19:25,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-25 23:19:25,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-25 23:19:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-25 23:19:25,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-25 23:19:25,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-25 23:19:25,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118378340] [2024-01-25 23:19:25,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118378340] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-25 23:19:25,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-25 23:19:25,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-01-25 23:19:25,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887667596] [2024-01-25 23:19:25,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-25 23:19:25,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-01-25 23:19:25,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-25 23:19:25,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-01-25 23:19:25,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-01-25 23:19:25,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,938 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-01-25 23:19:25,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 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) [2024-01-25 23:19:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-01-25 23:19:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-01-25 23:19:25,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:26,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-01-25 23:19:26,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-01-25 23:19:26,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-25 23:19:26,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-01-25 23:19:26,216 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-25 23:19:26,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-01-25 23:19:26,217 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-01-25 23:19:26,218 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/7) [2024-01-25 23:19:26,220 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:26,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-25 23:19:26,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:19:26,225 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-25 23:19:26,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-01-25 23:19:26,227 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-25 23:19:26,227 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-25 23:19:26,227 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=LoopsAndPotentialCycles, 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;@101035c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:26,227 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. Found a loop, use abstraction hammer [2024-01-25 23:19:26,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-25 23:19:26,241 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-25 23:19:26,241 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/7) [2024-01-25 23:19:26,242 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:26,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-25 23:19:26,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-25 23:19:26,245 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-25 23:19:26,252 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-01-25 23:19:26,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-01-25 23:19:26,252 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-01-25 23:19:26,253 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=LoopsAndPotentialCycles, 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;@101035c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-25 23:19:26,253 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-25 23:19:26,253 WARN L208 cStratifiedReduction]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-01-25 23:19:26,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-01-25 23:19:26,254 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: no value for Protected Variables provided at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:63) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.reportStatistics(PartialOrderReductionFacade.java:490) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.finish(PartialOrderCegarLoop.java:335) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:349) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:416) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-01-25 23:19:26,261 INFO L158 Benchmark]: Toolchain (without parser) took 2508.55ms. Allocated memory was 185.6MB in the beginning and 266.3MB in the end (delta: 80.7MB). Free memory was 136.7MB in the beginning and 185.9MB in the end (delta: -49.2MB). Peak memory consumption was 32.1MB. Max. memory is 8.0GB. [2024-01-25 23:19:26,261 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 185.6MB. Free memory was 137.5MB in the beginning and 137.4MB in the end (delta: 171.5kB). There was no memory consumed. Max. memory is 8.0GB. [2024-01-25 23:19:26,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.33ms. Allocated memory is still 185.6MB. Free memory was 136.7MB in the beginning and 116.7MB in the end (delta: 20.0MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-01-25 23:19:26,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.68ms. Allocated memory is still 185.6MB. Free memory was 116.7MB in the beginning and 114.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-01-25 23:19:26,261 INFO L158 Benchmark]: Boogie Preprocessor took 32.68ms. Allocated memory is still 185.6MB. Free memory was 114.7MB in the beginning and 113.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-01-25 23:19:26,262 INFO L158 Benchmark]: RCFGBuilder took 291.55ms. Allocated memory is still 185.6MB. Free memory was 113.1MB in the beginning and 98.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-01-25 23:19:26,262 INFO L158 Benchmark]: TraceAbstraction took 1781.91ms. Allocated memory was 185.6MB in the beginning and 266.3MB in the end (delta: 80.7MB). Free memory was 97.9MB in the beginning and 185.9MB in the end (delta: -88.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-01-25 23:19:26,263 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 185.6MB. Free memory was 137.5MB in the beginning and 137.4MB in the end (delta: 171.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 350.33ms. Allocated memory is still 185.6MB. Free memory was 136.7MB in the beginning and 116.7MB in the end (delta: 20.0MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.68ms. Allocated memory is still 185.6MB. Free memory was 116.7MB in the beginning and 114.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.68ms. Allocated memory is still 185.6MB. Free memory was 114.7MB in the beginning and 113.1MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 291.55ms. Allocated memory is still 185.6MB. Free memory was 113.1MB in the beginning and 98.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 1781.91ms. Allocated memory was 185.6MB in the beginning and 266.3MB in the end (delta: 80.7MB). Free memory was 97.9MB in the beginning and 185.9MB in the end (delta: -88.0MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 1, Times there's more than one choice: 0, Avg number of choices: 1.0 - StatisticsResult: Reduction benchmarks 0.1s Time before loop, 0.0s Time in loop, 0.1s Time in total, Has Loop: false, Protected Variables: [ULTIMATE.start___VERIFIER_assert_~cond#1, ~glob1~0, ULTIMATE.start___VERIFIER_assert_#in~cond#1], Protected Variables before encountering a loop: [ULTIMATE.start___VERIFIER_assert_~cond#1, ~glob1~0, ULTIMATE.start___VERIFIER_assert_#in~cond#1] - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 275, independent: 253, independent conditional: 253, independent unconditional: 0, dependent: 22, dependent conditional: 22, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 256, independent: 253, independent conditional: 253, independent unconditional: 0, dependent: 3, dependent conditional: 3, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 256, independent: 253, independent conditional: 253, independent unconditional: 0, dependent: 3, dependent conditional: 3, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 265, independent: 253, independent conditional: 0, independent unconditional: 253, dependent: 12, dependent conditional: 9, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 265, independent: 253, independent conditional: 0, independent unconditional: 253, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 265, independent: 253, independent conditional: 0, independent unconditional: 253, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 256, independent: 253, independent conditional: 0, independent unconditional: 253, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 256, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 18, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 265, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 256, unknown conditional: 0, unknown unconditional: 256] , Statistics on independence cache: Total cache size (in pairs): 256, Positive cache size: 253, Positive conditional cache size: 0, Positive unconditional cache size: 253, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9, Maximal queried relation: 4, Independence queries for same thread: 19 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 4, RedundantProofs: 2, ProvenStates: 39, Times there's more than one choice: 17, Avg number of choices: 1.794871794871795 - StatisticsResult: Reduction benchmarks 0.3s Time before loop, 0.0s Time in loop, 0.3s Time in total, Has Loop: false, Protected Variables: [~#lock1~0.base, t_funThread1of1ForFork0_~t~0#1, ULTIMATE.start___VERIFIER_assert_~cond#1, ~#lock1~0.offset, ~glob1~0, ULTIMATE.start_main_#t~post6#1, #pthreadsMutex, ULTIMATE.start___VERIFIER_assert_#in~cond#1], Protected Variables before encountering a loop: [~#lock1~0.base, t_funThread1of1ForFork0_~t~0#1, ULTIMATE.start___VERIFIER_assert_~cond#1, ~#lock1~0.offset, ~glob1~0, ULTIMATE.start_main_#t~post6#1, #pthreadsMutex, ULTIMATE.start___VERIFIER_assert_#in~cond#1] - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 1, dependent conditional: 1, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 1 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Reduction benchmarks 0.0s Time before loop, 0.0s Time in loop, 0.0s Time in total, Has Loop: true, Protected Variables: [write~init~int_#value, ~#lock1~0.base, old(~#lock1~0.base), ULTIMATE.start_main_#t~mem9#1, ~tzname~0.offset, old(~tzname~0.offset), t_funThread1of1ForFork0_~t~0#1, write~int_#ptr.base, ~timezone~0, old(~timezone~0), t_funThread1of1ForFork0_#in~arg#1.base, ~__daylight~0, old(~__daylight~0), ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet4#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, t_funThread1of1ForFork0_#res#1.offset, t_funThread1of1ForFork0___VERIFIER_assert_~cond#1, t_fun_#in~arg#1.offset, ULTIMATE.start___VERIFIER_assert_~cond#1, t_fun_#t~nondet1#1, t_fun_#t~nondet2#1, read~int_#ptr.base, ULTIMATE.start_#t~ret10#1, #PthreadsMutexLock_#inputPtr.offset, ~#lock1~0.offset, old(~#lock1~0.offset), t_fun_~arg#1.offset, #Ultimate.allocOnStack_~size, read~int_#sizeOfReadType, t_funThread1of1ForFork0_~arg#1.base, write~init~int_#sizeOfWrittenType, t_fun___VERIFIER_assert_#in~cond#1, ~daylight~0, old(~daylight~0), ~tzname~0.base, old(~tzname~0.base), ~glob1~0, old(~glob1~0), t_fun_#res#1.base, #PthreadsMutexUnlock_#inputPtr.base, #Ultimate.allocOnStack_#res.offset, ULTIMATE.dealloc_~addr.offset, ~__tzname~0.offset, old(~__tzname~0.offset), write~int_#value, write~init~int_#ptr.offset, ULTIMATE.dealloc_~addr.base, t_fun_~t~0#1, #pthreadsForks, old(#pthreadsForks), ULTIMATE.start_main_~#id~0#1.offset, t_fun_#in~arg#1.base, t_funThread1of1ForFork0_thidvar0, old(t_funThread1of1ForFork0_thidvar0), t_funThread1of1ForFork0_thidvar1, old(t_funThread1of1ForFork0_thidvar1), ULTIMATE.start_main_#t~post6#1, ULTIMATE.start_main_#t~post7#1, t_fun_#res#1.offset, #valid, old(#valid), #pthreadsMutex, old(#pthreadsMutex), t_fun___VERIFIER_assert_~cond#1, read~int_#value, #Ultimate.allocInit_~size, #PthreadsMutexLock_#inputPtr.base, write~init~int_#ptr.base, #PthreadsMutexUnlock_#res, t_funThread1of1ForFork0_#in~arg#1.offset, t_funThread1of1ForFork0_#t~nondet1#1, t_funThread1of1ForFork0_#t~nondet2#1, #Ultimate.allocInit_ptrBase, #length, old(#length), write~int_#sizeOfWrittenType, t_fun_~arg#1.base, #StackHeapBarrier, old(#StackHeapBarrier), t_funThread1of1ForFork0_~arg#1.offset, ~__timezone~0, old(~__timezone~0), #PthreadsMutexLock_#res, write~int_#ptr.offset, t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1, ULTIMATE.start_main_#t~pre3#1, ~__tzname~0.base, old(~__tzname~0.base), ULTIMATE.start___VERIFIER_assert_#in~cond#1, #memory_int, old(#memory_int), #Ultimate.allocOnStack_#res.base, t_funThread1of1ForFork0_#res#1.base, ULTIMATE.start_main_~#id~0#1.base, read~int_#ptr.offset, #PthreadsMutexUnlock_#inputPtr.offset], Protected Variables before encountering a loop: [] - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - ExceptionOrErrorResult: AssertionError: no value for Protected Variables provided de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: no value for Protected Variables provided: de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:63) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-01-25 23:19:26,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2024-01-25 23:19:26,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-01-25 23:19:26,687 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-01-25 23:19:26,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-01-25 23:19:27,088 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...