/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline_IcfgBuilder.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --preprocessor.replace.while.statements.and.if-then-else.statements false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --icfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks false --rcfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks false --traceabstraction.dfs.order.used.in.por BY_SERIAL_NUMBER --traceabstraction.abstraction.used.for.commutativity.in.por VARIABLES_GLOBAL --traceabstraction.commutativity.condition.synthesis NONE -i ../../../trunk/examples/svcomp/pthread-atomic/gcd-2.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.cfg-lbe-improvements-04aa6ae-m [2025-04-16 03:48:24,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-16 03:48:24,708 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-16 03:48:24,713 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-16 03:48:24,714 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-16 03:48:24,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-16 03:48:24,734 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-16 03:48:24,734 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-16 03:48:24,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-16 03:48:24,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-16 03:48:24,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-16 03:48:24,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * Use SBE=true [2025-04-16 03:48:24,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-16 03:48:24,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-16 03:48:24,737 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 03:48:24,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 03:48:24,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 03:48:24,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-16 03:48:24,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Only consider context switches at boundaries of atomic blocks -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Only consider context switches at boundaries of atomic blocks -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> BY_SERIAL_NUMBER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR -> VARIABLES_GLOBAL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE [2025-04-16 03:48:24,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-16 03:48:24,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-16 03:48:24,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-16 03:48:24,981 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-16 03:48:24,981 INFO L274 PluginConnector]: CDTParser initialized [2025-04-16 03:48:24,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/gcd-2.i [2025-04-16 03:48:26,315 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae01e8621/38ae8eb467c045f5afefc62b532c9615/FLAG6db8db5e1 [2025-04-16 03:48:26,520 INFO L389 CDTParser]: Found 1 translation units. [2025-04-16 03:48:26,520 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/gcd-2.i [2025-04-16 03:48:26,528 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae01e8621/38ae8eb467c045f5afefc62b532c9615/FLAG6db8db5e1 [2025-04-16 03:48:27,365 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae01e8621/38ae8eb467c045f5afefc62b532c9615 [2025-04-16 03:48:27,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-16 03:48:27,369 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-16 03:48:27,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-16 03:48:27,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-16 03:48:27,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-16 03:48:27,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27, skipping insertion in model container [2025-04-16 03:48:27,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-16 03:48:27,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 03:48:27,729 INFO L200 MainTranslator]: Completed pre-run [2025-04-16 03:48:27,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 03:48:27,802 INFO L204 MainTranslator]: Completed translation [2025-04-16 03:48:27,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27 WrapperNode [2025-04-16 03:48:27,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-16 03:48:27,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-16 03:48:27,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-16 03:48:27,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-16 03:48:27,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,837 INFO L138 Inliner]: procedures = 173, calls = 29, calls flagged for inlining = 15, calls inlined = 17, statements flattened = 164 [2025-04-16 03:48:27,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-16 03:48:27,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-16 03:48:27,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-16 03:48:27,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-16 03:48:27,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,844 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,845 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,848 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-16 03:48:27,854 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-04-16 03:48:27,855 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-04-16 03:48:27,855 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-04-16 03:48:27,855 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (1/1) ... [2025-04-16 03:48:27,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 03:48:27,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 03:48:27,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-16 03:48:27,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-16 03:48:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-16 03:48:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2025-04-16 03:48:27,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2025-04-16 03:48:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2025-04-16 03:48:27,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2025-04-16 03:48:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-16 03:48:27,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-16 03:48:27,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-16 03:48:27,908 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-16 03:48:28,004 INFO L256 CfgBuilder]: Building ICFG [2025-04-16 03:48:28,006 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-16 03:48:28,226 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-16 03:48:28,227 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-16 03:48:28,227 INFO L318 CfgBuilder]: Performing block encoding [2025-04-16 03:48:28,308 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-16 03:48:28,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 03:48:28 BoogieIcfgContainer [2025-04-16 03:48:28,309 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-04-16 03:48:28,310 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-16 03:48:28,310 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-16 03:48:28,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-16 03:48:28,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 03:48:27" (1/3) ... [2025-04-16 03:48:28,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b13452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 03:48:28, skipping insertion in model container [2025-04-16 03:48:28,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:48:27" (2/3) ... [2025-04-16 03:48:28,314 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b13452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 03:48:28, skipping insertion in model container [2025-04-16 03:48:28,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 03:48:28" (3/3) ... [2025-04-16 03:48:28,315 INFO L128 eAbstractionObserver]: Analyzing ICFG gcd-2.i [2025-04-16 03:48:28,324 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-16 03:48:28,326 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG gcd-2.i that has 3 procedures, 182 locations, 194 edges, 1 initial locations, 2 loop locations, and 17 error locations. [2025-04-16 03:48:28,326 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-16 03:48:28,386 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-04-16 03:48:28,438 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:48:28,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-16 03:48:28,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 03:48:28,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-16 03:48:28,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-16 03:48:28,504 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:48:28,511 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == dec_aThread1of1ForFork0 ======== [2025-04-16 03:48:28,516 INFO L340 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, 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;@25604e27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:48:28,516 INFO L341 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2025-04-16 03:48:28,689 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting dec_aErr4ASSERT_VIOLATIONDATA_RACE === [dec_aErr6ASSERT_VIOLATIONDATA_RACE, dec_aErr5ASSERT_VIOLATIONDATA_RACE, dec_aErr4ASSERT_VIOLATIONDATA_RACE, dec_aErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-04-16 03:48:28,693 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:48:28,693 INFO L85 PathProgramCache]: Analyzing trace with hash -572489879, now seen corresponding path program 1 times [2025-04-16 03:48:28,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:48:28,699 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653305059] [2025-04-16 03:48:28,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:48:28,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:48:28,754 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-04-16 03:48:28,767 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-04-16 03:48:28,767 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:48:28,767 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:48:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:48:28,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:48:28,839 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653305059] [2025-04-16 03:48:28,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653305059] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:48:28,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:48:28,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:48:28,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442106468] [2025-04-16 03:48:28,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:48:28,845 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:48:28,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:48:28,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:48:28,859 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:48:28,860 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:28,863 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:48:28,864 INFO L486 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) [2025-04-16 03:48:28,864 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,178 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,178 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-16 03:48:29,179 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting dec_aErr5ASSERT_VIOLATIONDATA_RACE === [dec_aErr6ASSERT_VIOLATIONDATA_RACE, dec_aErr5ASSERT_VIOLATIONDATA_RACE, dec_aErr4ASSERT_VIOLATIONDATA_RACE, dec_aErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-04-16 03:48:29,179 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:48:29,179 INFO L85 PathProgramCache]: Analyzing trace with hash 47800518, now seen corresponding path program 1 times [2025-04-16 03:48:29,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:48:29,179 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060371814] [2025-04-16 03:48:29,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:48:29,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:48:29,196 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 101 statements into 1 equivalence classes. [2025-04-16 03:48:29,224 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 101 of 101 statements. [2025-04-16 03:48:29,224 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:48:29,224 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:48:29,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:48:29,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:48:29,330 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060371814] [2025-04-16 03:48:29,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060371814] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:48:29,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:48:29,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:48:29,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999188604] [2025-04-16 03:48:29,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:48:29,331 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:48:29,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:48:29,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:48:29,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:48:29,332 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,333 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:48:29,333 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 40.5) internal successors, (81), 3 states have internal predecessors, (81), 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) [2025-04-16 03:48:29,333 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,333 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,485 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,487 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:48:29,488 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-16 03:48:29,488 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting dec_aErr6ASSERT_VIOLATIONDATA_RACE === [dec_aErr6ASSERT_VIOLATIONDATA_RACE, dec_aErr5ASSERT_VIOLATIONDATA_RACE, dec_aErr4ASSERT_VIOLATIONDATA_RACE, dec_aErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-04-16 03:48:29,488 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:48:29,488 INFO L85 PathProgramCache]: Analyzing trace with hash 805239875, now seen corresponding path program 1 times [2025-04-16 03:48:29,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:48:29,488 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928451851] [2025-04-16 03:48:29,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:48:29,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:48:29,497 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-04-16 03:48:29,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-04-16 03:48:29,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:48:29,501 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:48:29,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:48:29,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:48:29,529 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928451851] [2025-04-16 03:48:29,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928451851] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:48:29,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:48:29,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:48:29,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263104536] [2025-04-16 03:48:29,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:48:29,529 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:48:29,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:48:29,530 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:48:29,530 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:48:29,530 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,530 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:48:29,530 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 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) [2025-04-16 03:48:29,530 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:29,531 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:48:29,531 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:30,036 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:48:30,037 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:48:30,037 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:48:30,037 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-16 03:48:30,037 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting dec_aErr5ASSERT_VIOLATIONDATA_RACE === [dec_aErr6ASSERT_VIOLATIONDATA_RACE, dec_aErr5ASSERT_VIOLATIONDATA_RACE, dec_aErr4ASSERT_VIOLATIONDATA_RACE, dec_aErr3ASSERT_VIOLATIONDATA_RACE (and 3 more)] === [2025-04-16 03:48:30,037 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:48:30,037 INFO L85 PathProgramCache]: Analyzing trace with hash 896568463, now seen corresponding path program 2 times [2025-04-16 03:48:30,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:48:30,038 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108939346] [2025-04-16 03:48:30,038 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-04-16 03:48:30,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:48:30,047 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 107 statements into 2 equivalence classes. [2025-04-16 03:48:30,152 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 107 of 107 statements. [2025-04-16 03:48:30,152 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-04-16 03:48:30,152 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:48:30,152 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 03:48:30,159 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-04-16 03:48:30,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-04-16 03:48:30,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:48:30,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:48:30,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 03:48:30,452 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 03:48:30,453 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location dec_aErr5ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2025-04-16 03:48:30,454 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location dec_aErr6ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2025-04-16 03:48:30,454 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location dec_aErr4ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2025-04-16 03:48:30,455 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location dec_aErr3ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2025-04-16 03:48:30,455 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location dec_aErr2ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2025-04-16 03:48:30,455 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location dec_aErr1ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2025-04-16 03:48:30,457 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location dec_aErr0ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2025-04-16 03:48:30,457 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-04-16 03:48:30,464 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2025-04-16 03:48:30,465 INFO L320 ceAbstractionStarter]: Result for error location dec_aThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/3) [2025-04-16 03:48:30,526 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-16 03:48:30,526 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-16 03:48:30,537 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2025-04-16 03:48:30,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.04 03:48:30 BasicIcfg [2025-04-16 03:48:30,538 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-16 03:48:30,540 INFO L158 Benchmark]: Toolchain (without parser) took 3170.44ms. Allocated memory was 125.8MB in the beginning and 289.4MB in the end (delta: 163.6MB). Free memory was 86.1MB in the beginning and 228.1MB in the end (delta: -142.1MB). Peak memory consumption was 72.9MB. Max. memory is 8.0GB. [2025-04-16 03:48:30,540 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 155.2MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 03:48:30,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.81ms. Allocated memory is still 125.8MB. Free memory was 86.1MB in the beginning and 62.7MB in the end (delta: 23.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2025-04-16 03:48:30,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.94ms. Allocated memory is still 125.8MB. Free memory was 62.7MB in the beginning and 60.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-16 03:48:30,541 INFO L158 Benchmark]: Boogie Preprocessor took 15.92ms. Allocated memory is still 125.8MB. Free memory was 60.0MB in the beginning and 58.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 03:48:30,541 INFO L158 Benchmark]: IcfgBuilder took 454.05ms. Allocated memory is still 125.8MB. Free memory was 58.9MB in the beginning and 31.8MB in the end (delta: 27.2MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2025-04-16 03:48:30,541 INFO L158 Benchmark]: TraceAbstraction took 2228.68ms. Allocated memory was 125.8MB in the beginning and 289.4MB in the end (delta: 163.6MB). Free memory was 30.7MB in the beginning and 228.1MB in the end (delta: -197.4MB). Peak memory consumption was 18.4MB. Max. memory is 8.0GB. [2025-04-16 03:48:30,542 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 155.2MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 433.81ms. Allocated memory is still 125.8MB. Free memory was 86.1MB in the beginning and 62.7MB in the end (delta: 23.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.94ms. Allocated memory is still 125.8MB. Free memory was 62.7MB in the beginning and 60.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.92ms. Allocated memory is still 125.8MB. Free memory was 60.0MB in the beginning and 58.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * IcfgBuilder took 454.05ms. Allocated memory is still 125.8MB. Free memory was 58.9MB in the beginning and 31.8MB in the end (delta: 27.2MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2228.68ms. Allocated memory was 125.8MB in the beginning and 289.4MB in the end (delta: 163.6MB). Free memory was 30.7MB in the beginning and 228.1MB in the end (delta: -197.4MB). Peak memory consumption was 18.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 446, independent: 421, independent conditional: 15, independent unconditional: 406, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 386, Positive cache size: 380, Positive conditional cache size: 0, Positive unconditional cache size: 380, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 15, Maximal queried relation: 0, Independence queries for same thread: 19, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 66, Number of trivial persistent sets: 65, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 412, independent: 406, independent conditional: 0, independent unconditional: 406, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 446, independent: 421, independent conditional: 15, independent unconditional: 406, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 386, Positive cache size: 380, Positive conditional cache size: 0, Positive unconditional cache size: 380, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 15, Maximal queried relation: 0, Independence queries for same thread: 19, Statistics for Abstraction: , Independence relation #2 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1403, independent: 1270, independent conditional: 185, independent unconditional: 1085, dependent: 133, dependent conditional: 113, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 1079, Positive cache size: 1052, Positive conditional cache size: 0, Positive unconditional cache size: 1052, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 234, Maximal queried relation: 1, Independence queries for same thread: 115, Statistics for Abstraction: , Persistent sets #2 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 100, Number of trivial persistent sets: 99, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1105, independent: 1085, independent conditional: 0, independent unconditional: 1085, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1403, independent: 1270, independent conditional: 185, independent unconditional: 1085, dependent: 133, dependent conditional: 113, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 1079, Positive cache size: 1052, Positive conditional cache size: 0, Positive unconditional cache size: 1052, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 234, Maximal queried relation: 1, Independence queries for same thread: 115, Statistics for Abstraction: , Independence relation #3 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1085, independent: 1038, independent conditional: 95, independent unconditional: 943, dependent: 47, dependent conditional: 33, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 1355, Positive cache size: 1319, Positive conditional cache size: 0, Positive unconditional cache size: 1319, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 329, Maximal queried relation: 1, Independence queries for same thread: 148, Statistics for Abstraction: , Persistent sets #3 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 98, Number of trivial persistent sets: 92, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 957, independent: 943, independent conditional: 0, independent unconditional: 943, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1085, independent: 1038, independent conditional: 95, independent unconditional: 943, dependent: 47, dependent conditional: 33, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 1355, Positive cache size: 1319, Positive conditional cache size: 0, Positive unconditional cache size: 1319, Negative cache size: 36, Negative conditional cache size: 0, Negative unconditional cache size: 36, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 329, Maximal queried relation: 1, Independence queries for same thread: 148, Statistics for Abstraction: , Independence relation #4 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1664, independent: 1478, independent conditional: 252, independent unconditional: 1226, dependent: 186, dependent conditional: 160, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 1784, Positive cache size: 1725, Positive conditional cache size: 0, Positive unconditional cache size: 1725, Negative cache size: 59, Negative conditional cache size: 0, Negative unconditional cache size: 59, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 642, Maximal queried relation: 2, Independence queries for same thread: 286, Statistics for Abstraction: , Persistent sets #4 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 133, Number of trivial persistent sets: 127, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1252, independent: 1226, independent conditional: 0, independent unconditional: 1226, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1664, independent: 1478, independent conditional: 252, independent unconditional: 1226, dependent: 186, dependent conditional: 160, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4598, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 391, dependent conditional: 325, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4312, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 105, dependent conditional: 39, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 547, independent unconditional: 3660, dependent: 161, dependent conditional: 95, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4368, independent: 4207, independent conditional: 0, independent unconditional: 4207, dependent: 161, dependent conditional: 0, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1784, independent: 1725, independent conditional: 0, independent unconditional: 1725, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1784, independent: 1511, independent conditional: 0, independent unconditional: 1511, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 273, independent: 214, independent conditional: 0, independent unconditional: 214, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 851, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 547, dependent conditional: 0, dependent unconditional: 547, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 4368, independent: 2482, independent conditional: 0, independent unconditional: 2482, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 1784, unknown conditional: 0, unknown unconditional: 1784] , Statistics on independence cache: Total cache size (in pairs): 1784, Positive cache size: 1725, Positive conditional cache size: 0, Positive unconditional cache size: 1725, Negative cache size: 59, Negative conditional cache size: 0, Negative unconditional cache size: 59, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 642, Maximal queried relation: 2, Independence queries for same thread: 286, Statistics for Abstraction: - DataRaceFoundResult [Line: 709]: Data race detected Data race detected The following path leads to a data race: [L695] 0 unsigned a, b; VAL [a=0, b=0] [L747] 0 unsigned a_in=__VERIFIER_nondet_uint(); VAL [a=0, a_in=2147483649, b=0] [L748] 0 unsigned b_in=__VERIFIER_nondet_uint(); VAL [a=0, a_in=2147483649, b=0, b_in=-1431655763] [L749] CALL 0 assume_abort_if_not(a_in>0) [L15] COND FALSE 0 !(!cond) VAL [\at(cond, Pre)=1, a=0, b=0, cond=1] [L749] RET 0 assume_abort_if_not(a_in>0) [L750] CALL 0 assume_abort_if_not(b_in>0) [L15] COND FALSE 0 !(!cond) VAL [\at(cond, Pre)=1, a=0, b=0, cond=1] [L750] RET 0 assume_abort_if_not(b_in>0) [L751] CALL 0 start(a_in, b_in) [L726] 0 a=a_in VAL [\at(a_in, Pre)=2147483649, \at(b_in, Pre)=-1431655763, a=2147483649, a_in=2147483649, b=0, b_in=-1431655763] [L727] 0 b=b_in VAL [\at(a_in, Pre)=2147483649, \at(b_in, Pre)=-1431655763, a=2147483649, a_in=2147483649, b=-1431655763, b_in=-1431655763] [L728] 0 pthread_t t1, t2; VAL [\at(a_in, Pre)=2147483649, \at(b_in, Pre)=-1431655763, a=2147483649, a_in=2147483649, b=-1431655763, b_in=-1431655763] [L729] FCALL, FORK 0 pthread_create(&t1, 0, dec_a, 0) VAL [\at(a_in, Pre)=2147483649, \at(b_in, Pre)=-1431655763, a=2147483649, a_in=2147483649, b=-1431655763, b_in=-1431655763, t1=-1] [L709] COND TRUE 1 a!=b [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L709] COND TRUE 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L711] CALL 1 __VERIFIER_atomic_dec_a() [L698] 1 a>b [L698] COND FALSE 1 !(a>b) [L711] RET 1 __VERIFIER_atomic_dec_a() [L709] COND TRUE 1 a!=b [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L730] FCALL, FORK 0 pthread_create(&t2, 0, dec_b, 0) VAL [\at(a_in, Pre)=2147483649, \at(b_in, Pre)=-1431655763, a=2147483649, a_in=2147483649, b=-1431655763, b_in=-1431655763, t1=-1, t2=0] [L718] COND TRUE 2 a!=b [L718] 2 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L709] COND TRUE 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L711] CALL 1 __VERIFIER_atomic_dec_a() [L698] 1 a>b [L698] COND FALSE 1 !(a>b) [L711] RET 1 __VERIFIER_atomic_dec_a() [L709] COND TRUE 1 a!=b [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L718] 2 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L718] COND TRUE 2 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-1431655763] [L720] CALL 2 __VERIFIER_atomic_dec_b() [L703] 2 b>a [L703] COND TRUE 2 b>a [L704] EXPR 2 b-a [L704] 2 b=b-a [L720] RET 2 __VERIFIER_atomic_dec_b() [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-3579139412] [L709] COND TRUE 1 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-3579139412] [L718] COND TRUE 2 a!=b [L718] 2 a!=b VAL [\at(arg, Pre)={0:0}, a=2147483649, arg={0:0}, b=-3579139412] [L711] CALL 1 __VERIFIER_atomic_dec_a() [L698] 1 a>b [L698] COND TRUE 1 a>b [L699] EXPR 1 a-b [L699] 1 a=a-b [L711] RET 1 __VERIFIER_atomic_dec_a() [L709] COND TRUE 1 a!=b [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=5726623061, arg={0:0}, b=-3579139412] [L709] COND TRUE 1 a!=b VAL [\at(arg, Pre)={0:0}, a=5726623061, arg={0:0}, b=-3579139412] [L718] 2 a!=b VAL [\at(arg, Pre)={0:0}, a=5726623061, arg={0:0}, b=-3579139412] [L718] COND TRUE 2 a!=b VAL [\at(arg, Pre)={0:0}, a=5726623061, arg={0:0}, b=-3579139412] [L711] CALL 1 __VERIFIER_atomic_dec_a() [L698] 1 a>b [L698] COND TRUE 1 a>b [L699] EXPR 1 a-b [L699] 1 a=a-b [L711] RET 1 __VERIFIER_atomic_dec_a() [L709] COND TRUE 1 a!=b [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=9305762473, arg={0:0}, b=-3579139412] [L720] CALL 2 __VERIFIER_atomic_dec_b() [L703] 2 b>a [L703] COND TRUE 2 b>a [L704] EXPR 2 b-a [L704] 2 b=b-a [L720] RET 2 __VERIFIER_atomic_dec_b() [L709] 1 a!=b VAL [\at(arg, Pre)={0:0}, a=9305762473, arg={0:0}, b=-12884901885] Now there is a data race on ~b~0 between C: b=b-a [704] and C: a!=b [709] - UnprovableResult [Line: 709]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 698]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 699]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: dec_aThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 218 locations, 236 edges, 33 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 1.1s, 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: 8, 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, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 340 NumberOfCodeBlocks, 340 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 234 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 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, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2025-04-16 03:48:30,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...