/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-ext/30_Function_Pointer3_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.cfg-lbe-improvements-04aa6ae-m [2025-04-16 04:04:51,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-16 04:04:51,511 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 04:04:51,514 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-16 04:04:51,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-16 04:04:51,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-16 04:04:51,528 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-16 04:04:51,528 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-16 04:04:51,528 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-16 04:04:51,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-16 04:04:51,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-16 04:04:51,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-16 04:04:51,528 INFO L153 SettingsManager]: * Use SBE=true [2025-04-16 04:04:51,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-16 04:04:51,529 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 04:04:51,529 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:04:51,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:04:51,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-16 04:04:51,530 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-16 04:04:51,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-16 04:04:51,532 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-16 04:04:51,532 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-16 04:04:51,532 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-16 04:04:51,532 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 04:04:51,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-16 04:04:51,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-16 04:04:51,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-16 04:04:51,738 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-16 04:04:51,739 INFO L274 PluginConnector]: CDTParser initialized [2025-04-16 04:04:51,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/30_Function_Pointer3_vs.i [2025-04-16 04:04:53,029 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0acd80296/aeadc02503bb4b8796581a8c774b5703/FLAG1423a674b [2025-04-16 04:04:53,262 INFO L389 CDTParser]: Found 1 translation units. [2025-04-16 04:04:53,263 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/30_Function_Pointer3_vs.i [2025-04-16 04:04:53,275 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0acd80296/aeadc02503bb4b8796581a8c774b5703/FLAG1423a674b [2025-04-16 04:04:54,029 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0acd80296/aeadc02503bb4b8796581a8c774b5703 [2025-04-16 04:04:54,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-16 04:04:54,032 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-16 04:04:54,033 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-16 04:04:54,033 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-16 04:04:54,036 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-16 04:04:54,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@654669e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54, skipping insertion in model container [2025-04-16 04:04:54,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-16 04:04:54,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 04:04:54,297 INFO L200 MainTranslator]: Completed pre-run [2025-04-16 04:04:54,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 04:04:54,373 INFO L204 MainTranslator]: Completed translation [2025-04-16 04:04:54,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54 WrapperNode [2025-04-16 04:04:54,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-16 04:04:54,375 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-16 04:04:54,375 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-16 04:04:54,375 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-16 04:04:54,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,403 INFO L138 Inliner]: procedures = 173, calls = 16, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 103 [2025-04-16 04:04:54,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-16 04:04:54,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-16 04:04:54,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-16 04:04:54,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-16 04:04:54,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,412 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,412 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-16 04:04:54,430 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-04-16 04:04:54,430 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-04-16 04:04:54,430 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-04-16 04:04:54,431 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (1/1) ... [2025-04-16 04:04:54,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:04:54,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 04:04:54,466 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 04:04:54,471 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 04:04:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2025-04-16 04:04:54,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2025-04-16 04:04:54,484 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2025-04-16 04:04:54,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2025-04-16 04:04:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-16 04:04:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-16 04:04:54,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-16 04:04:54,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-16 04:04:54,485 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 04:04:54,577 INFO L256 CfgBuilder]: Building ICFG [2025-04-16 04:04:54,578 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-16 04:04:54,750 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-16 04:04:54,750 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-16 04:04:54,750 INFO L318 CfgBuilder]: Performing block encoding [2025-04-16 04:04:54,800 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-16 04:04:54,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 04:04:54 BoogieIcfgContainer [2025-04-16 04:04:54,801 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-04-16 04:04:54,802 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-16 04:04:54,802 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-16 04:04:54,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-16 04:04:54,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 04:04:54" (1/3) ... [2025-04-16 04:04:54,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c89d23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 04:04:54, skipping insertion in model container [2025-04-16 04:04:54,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:04:54" (2/3) ... [2025-04-16 04:04:54,806 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c89d23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 04:04:54, skipping insertion in model container [2025-04-16 04:04:54,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 04:04:54" (3/3) ... [2025-04-16 04:04:54,807 INFO L128 eAbstractionObserver]: Analyzing ICFG 30_Function_Pointer3_vs.i [2025-04-16 04:04:54,818 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-16 04:04:54,820 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 30_Function_Pointer3_vs.i that has 3 procedures, 101 locations, 104 edges, 1 initial locations, 2 loop locations, and 6 error locations. [2025-04-16 04:04:54,821 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-16 04:04:54,873 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-04-16 04:04:54,900 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:04:54,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-16 04:04:54,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 04:04:54,902 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 04:04:54,904 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 04:04:54,965 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 04:04:54,972 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork1 ======== [2025-04-16 04:04:54,977 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;@81e109e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:04:54,978 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-04-16 04:04:55,130 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 04:04:55,133 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:04:55,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1649209098, now seen corresponding path program 1 times [2025-04-16 04:04:55,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:04:55,138 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505054818] [2025-04-16 04:04:55,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:04:55,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:04:55,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 71 statements into 1 equivalence classes. [2025-04-16 04:04:55,220 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 71 of 71 statements. [2025-04-16 04:04:55,220 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:04:55,220 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:04:55,276 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 04:04:55,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:04:55,277 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505054818] [2025-04-16 04:04:55,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505054818] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:04:55,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:04:55,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:04:55,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084197609] [2025-04-16 04:04:55,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:04:55,284 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 04:04:55,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:04:55,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 04:04:55,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 04:04:55,298 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,301 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:04:55,302 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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 04:04:55,302 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,342 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-16 04:04:55,342 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 04:04:55,342 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:04:55,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1117649560, now seen corresponding path program 1 times [2025-04-16 04:04:55,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:04:55,343 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201842316] [2025-04-16 04:04:55,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:04:55,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:04:55,358 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-04-16 04:04:55,373 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-04-16 04:04:55,374 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:04:55,374 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:04:55,443 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 04:04:55,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:04:55,443 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201842316] [2025-04-16 04:04:55,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201842316] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:04:55,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:04:55,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:04:55,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051212768] [2025-04-16 04:04:55,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:04:55,444 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:04:55,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:04:55,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:04:55,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:04:55,445 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,446 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:04:55,446 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-16 04:04:55,446 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,446 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,774 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,774 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:04:55,774 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-16 04:04:55,775 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 04:04:55,775 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:04:55,775 INFO L85 PathProgramCache]: Analyzing trace with hash -319406905, now seen corresponding path program 1 times [2025-04-16 04:04:55,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:04:55,775 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977175208] [2025-04-16 04:04:55,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:04:55,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:04:55,789 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-04-16 04:04:55,805 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-04-16 04:04:55,805 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:04:55,805 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:04:55,959 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 04:04:55,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:04:55,959 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977175208] [2025-04-16 04:04:55,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1977175208] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:04:55,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:04:55,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-04-16 04:04:55,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702374318] [2025-04-16 04:04:55,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:04:55,960 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-04-16 04:04:55,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:04:55,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-04-16 04:04:55,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-04-16 04:04:55,961 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,961 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:04:55,961 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 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 04:04:55,961 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:55,961 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:04:55,961 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:56,162 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:04:56,163 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:04:56,163 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-04-16 04:04:56,163 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-16 04:04:56,163 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 04:04:56,164 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:04:56,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1380382087, now seen corresponding path program 1 times [2025-04-16 04:04:56,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:04:56,164 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556250425] [2025-04-16 04:04:56,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:04:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:04:56,176 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-04-16 04:04:56,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-04-16 04:04:56,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:04:56,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 04:04:56,183 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 04:04:56,189 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-04-16 04:04:56,197 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-04-16 04:04:56,199 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:04:56,199 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 04:04:56,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 04:04:56,221 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 04:04:56,222 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2025-04-16 04:04:56,223 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-04-16 04:04:56,230 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-04-16 04:04:56,233 INFO L320 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork1 was UNSAFE (1/3) [2025-04-16 04:04:56,290 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-16 04:04:56,290 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-16 04:04:56,298 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 04:04:56,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.04 04:04:56 BasicIcfg [2025-04-16 04:04:56,299 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-16 04:04:56,299 INFO L158 Benchmark]: Toolchain (without parser) took 2267.25ms. Allocated memory is still 155.2MB. Free memory was 108.3MB in the beginning and 55.8MB in the end (delta: 52.5MB). Peak memory consumption was 54.7MB. Max. memory is 8.0GB. [2025-04-16 04:04:56,299 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 159.4MB. Free memory was 85.2MB in the beginning and 85.0MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 04:04:56,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.52ms. Allocated memory is still 155.2MB. Free memory was 108.3MB in the beginning and 85.7MB in the end (delta: 22.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2025-04-16 04:04:56,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.77ms. Allocated memory is still 155.2MB. Free memory was 85.7MB in the beginning and 84.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-16 04:04:56,300 INFO L158 Benchmark]: Boogie Preprocessor took 24.55ms. Allocated memory is still 155.2MB. Free memory was 84.0MB in the beginning and 82.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 04:04:56,300 INFO L158 Benchmark]: IcfgBuilder took 370.67ms. Allocated memory is still 155.2MB. Free memory was 82.3MB in the beginning and 62.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2025-04-16 04:04:56,300 INFO L158 Benchmark]: TraceAbstraction took 1496.25ms. Allocated memory is still 155.2MB. Free memory was 62.2MB in the beginning and 55.8MB in the end (delta: 6.4MB). Peak memory consumption was 8.5MB. Max. memory is 8.0GB. [2025-04-16 04:04:56,301 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 159.4MB. Free memory was 85.2MB in the beginning and 85.0MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 341.52ms. Allocated memory is still 155.2MB. Free memory was 108.3MB in the beginning and 85.7MB in the end (delta: 22.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.77ms. Allocated memory is still 155.2MB. Free memory was 85.7MB in the beginning and 84.0MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.55ms. Allocated memory is still 155.2MB. Free memory was 84.0MB in the beginning and 82.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. * IcfgBuilder took 370.67ms. Allocated memory is still 155.2MB. Free memory was 82.3MB in the beginning and 62.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 1496.25ms. Allocated memory is still 155.2MB. Free memory was 62.2MB in the beginning and 55.8MB in the end (delta: 6.4MB). Peak memory consumption was 8.5MB. 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: 2318, independent: 2298, independent conditional: 142, independent unconditional: 2156, dependent: 20, dependent conditional: 15, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 2111, Positive cache size: 2105, Positive conditional cache size: 0, Positive unconditional cache size: 2105, 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: 144, Maximal queried relation: 0, Independence queries for same thread: 13, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 78, Number of trivial persistent sets: 67, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2161, independent: 2156, independent conditional: 0, independent unconditional: 2156, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2318, independent: 2298, independent conditional: 142, independent unconditional: 2156, dependent: 20, dependent conditional: 15, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 2111, Positive cache size: 2105, Positive conditional cache size: 0, Positive unconditional cache size: 2105, 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: 144, Maximal queried relation: 0, Independence queries for same thread: 13, Statistics for Abstraction: , Independence relation #2 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2151, independent: 2134, independent conditional: 130, independent unconditional: 2004, dependent: 17, dependent conditional: 12, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 2111, Positive cache size: 2105, Positive conditional cache size: 0, Positive unconditional cache size: 2105, 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: 278, Maximal queried relation: 1, Independence queries for same thread: 23, Statistics for Abstraction: , Persistent sets #2 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 73, Number of trivial persistent sets: 65, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2009, independent: 2004, independent conditional: 0, independent unconditional: 2004, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2151, independent: 2134, independent conditional: 130, independent unconditional: 2004, dependent: 17, dependent conditional: 12, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 2111, Positive cache size: 2105, Positive conditional cache size: 0, Positive unconditional cache size: 2105, 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: 278, Maximal queried relation: 1, Independence queries for same thread: 23, Statistics for Abstraction: , Independence relation #3 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 5800, independent: 5575, independent conditional: 1770, independent unconditional: 3805, dependent: 225, dependent conditional: 201, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 3578, Positive cache size: 3549, Positive conditional cache size: 0, Positive unconditional cache size: 3549, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2126, Maximal queried relation: 1, Independence queries for same thread: 185, Statistics for Abstraction: , Persistent sets #3 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 547, Number of trivial persistent sets: 426, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3829, independent: 3805, independent conditional: 0, independent unconditional: 3805, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 5800, independent: 5575, independent conditional: 1770, independent unconditional: 3805, dependent: 225, dependent conditional: 201, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 3578, Positive cache size: 3549, Positive conditional cache size: 0, Positive unconditional cache size: 3549, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2126, Maximal queried relation: 1, Independence queries for same thread: 185, Statistics for Abstraction: , Independence relation #4 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 7105, independent: 6697, independent conditional: 2917, independent unconditional: 3780, dependent: 408, dependent conditional: 381, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 4034, Positive cache size: 3986, Positive conditional cache size: 0, Positive unconditional cache size: 3986, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5216, Maximal queried relation: 2, Independence queries for same thread: 492, Statistics for Abstraction: , Persistent sets #4 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 547, Number of trivial persistent sets: 426, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3807, independent: 3780, independent conditional: 0, independent unconditional: 3780, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 7105, independent: 6697, independent conditional: 2917, independent unconditional: 3780, dependent: 408, dependent conditional: 381, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17374, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 670, dependent conditional: 609, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 16882, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 178, dependent conditional: 117, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 4959, independent unconditional: 11745, dependent: 318, dependent conditional: 257, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17022, independent: 16704, independent conditional: 0, independent unconditional: 16704, dependent: 318, dependent conditional: 0, dependent unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4034, independent: 3986, independent conditional: 0, independent unconditional: 3986, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4034, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 51, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 245, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 241, dependent conditional: 0, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17022, independent: 12718, independent conditional: 0, independent unconditional: 12718, dependent: 270, dependent conditional: 0, dependent unconditional: 270, unknown: 4034, unknown conditional: 0, unknown unconditional: 4034] , Statistics on independence cache: Total cache size (in pairs): 4034, Positive cache size: 3986, Positive conditional cache size: 0, Positive unconditional cache size: 3986, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5216, Maximal queried relation: 2, Independence queries for same thread: 492, Statistics for Abstraction: - DataRaceFoundResult [Line: 726]: Data race detected Data race detected The following path leads to a data race: [L689] 0 int mutex; VAL [mutex=0] [L690] 0 int res; VAL [mutex=0, res=0] [L732] 0 pthread_t t; VAL [mutex=0, res=0] [L733] FCALL, FORK 0 pthread_create(&t, 0, thr1, 0) VAL [mutex=0, res=0, t=-2] [L724] COND TRUE 1 1 [L726] EXPR 1 res < 10 VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=0, res=0] [L734] COND TRUE 0 1 [L736] FCALL, FORK 0 pthread_create(&t, 0, thr2, 0) VAL [mutex=0, res=0, t=-1] [L734] COND TRUE 0 1 [L736] FCALL, FORK 0 pthread_create(&t, 0, thr2, 0) VAL [mutex=0, res=0, t=0] [L712] 2 FuncType pf; VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=0, res=0] [L713] COND TRUE 2 __VERIFIER_nondet_int() VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=0, res=0] [L714] 2 pf = f1 VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=0, pf={-1:0}, res=0] [L717] CALL 2 __VERIFIER_atomic_acquire() [L693] EXPR 2 mutex==0 [L693] CALL 2 assume_abort_if_not(mutex==0) [L3] COND FALSE 2 !(!cond) [L693] RET 2 assume_abort_if_not(mutex==0) [L694] 2 mutex = 1 [L717] RET 2 __VERIFIER_atomic_acquire() [L718] CALL, EXPR 2 pf(4,3) [L704] 2 return a+b+1; VAL [\at(a, Pre)=4, \at(b, Pre)=3, \result=8, a=4, b=3, mutex=1, res=0] [L718] RET, EXPR 2 pf(4,3) [L718] 2 res = pf(4,3) VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=1, pf={-1:0}, res=8] [L726] COND FALSE 1 !(!(res < 10)) VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=1, res=8] [L724] COND TRUE 1 1 [L726] 1 res < 10 VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=1, res=8] [L726] 1 res < 10 VAL [\at(arg, Pre)={0:0}, arg={0:0}, mutex=1, res=8] Now there is a data race on ~res~0 between C: res = pf(4,3) [718] and C: res < 10 [726] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 177 locations, 185 edges, 14 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, 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: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2025-04-16 04:04:56,316 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...