/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-lit/fkp2013_variant-2.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.cfg-lbe-improvements-04aa6ae-m [2025-04-16 05:06:05,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-16 05:06:05,845 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 05:06:05,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-16 05:06:05,847 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-16 05:06:05,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-16 05:06:05,869 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-16 05:06:05,869 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-16 05:06:05,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-16 05:06:05,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-16 05:06:05,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-16 05:06:05,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-16 05:06:05,869 INFO L153 SettingsManager]: * Use SBE=true [2025-04-16 05:06:05,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-16 05:06:05,870 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 05:06:05,870 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 05:06:05,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 05:06:05,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-16 05:06:05,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-16 05:06:05,872 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-16 05:06:05,872 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-16 05:06:05,872 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-16 05:06:05,873 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 05:06:06,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-16 05:06:06,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-16 05:06:06,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-16 05:06:06,105 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-16 05:06:06,106 INFO L274 PluginConnector]: CDTParser initialized [2025-04-16 05:06:06,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/fkp2013_variant-2.i [2025-04-16 05:06:07,388 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad07ebe1/0546a1cbb238446a9d9bbe405fcab55e/FLAG3fbf5f5af [2025-04-16 05:06:07,649 INFO L389 CDTParser]: Found 1 translation units. [2025-04-16 05:06:07,649 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/fkp2013_variant-2.i [2025-04-16 05:06:07,659 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad07ebe1/0546a1cbb238446a9d9bbe405fcab55e/FLAG3fbf5f5af [2025-04-16 05:06:08,389 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad07ebe1/0546a1cbb238446a9d9bbe405fcab55e [2025-04-16 05:06:08,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-16 05:06:08,392 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-16 05:06:08,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-16 05:06:08,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-16 05:06:08,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-16 05:06:08,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@169e3d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08, skipping insertion in model container [2025-04-16 05:06:08,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-16 05:06:08,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 05:06:08,708 INFO L200 MainTranslator]: Completed pre-run [2025-04-16 05:06:08,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 05:06:08,777 INFO L204 MainTranslator]: Completed translation [2025-04-16 05:06:08,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08 WrapperNode [2025-04-16 05:06:08,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-16 05:06:08,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-16 05:06:08,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-16 05:06:08,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-16 05:06:08,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,807 INFO L138 Inliner]: procedures = 171, calls = 11, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2025-04-16 05:06:08,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-16 05:06:08,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-16 05:06:08,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-16 05:06:08,807 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-16 05:06:08,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,816 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,817 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,820 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-16 05:06:08,820 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-04-16 05:06:08,821 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-04-16 05:06:08,821 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-04-16 05:06:08,821 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (1/1) ... [2025-04-16 05:06:08,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 05:06:08,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 05:06:08,854 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 05:06:08,859 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 05:06:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2025-04-16 05:06:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2025-04-16 05:06:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2025-04-16 05:06:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2025-04-16 05:06:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-16 05:06:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-16 05:06:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-16 05:06:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-16 05:06:08,873 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 05:06:08,968 INFO L256 CfgBuilder]: Building ICFG [2025-04-16 05:06:08,970 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-16 05:06:09,111 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-16 05:06:09,112 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-16 05:06:09,112 INFO L318 CfgBuilder]: Performing block encoding [2025-04-16 05:06:09,124 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-16 05:06:09,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 05:06:09 BoogieIcfgContainer [2025-04-16 05:06:09,124 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-04-16 05:06:09,126 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-16 05:06:09,126 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-16 05:06:09,129 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-16 05:06:09,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 05:06:08" (1/3) ... [2025-04-16 05:06:09,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ec89cca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 05:06:09, skipping insertion in model container [2025-04-16 05:06:09,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 05:06:08" (2/3) ... [2025-04-16 05:06:09,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ec89cca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 05:06:09, skipping insertion in model container [2025-04-16 05:06:09,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 05:06:09" (3/3) ... [2025-04-16 05:06:09,130 INFO L128 eAbstractionObserver]: Analyzing ICFG fkp2013_variant-2.i [2025-04-16 05:06:09,140 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-16 05:06:09,141 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG fkp2013_variant-2.i that has 3 procedures, 102 locations, 104 edges, 1 initial locations, 1 loop locations, and 8 error locations. [2025-04-16 05:06:09,142 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-16 05:06:09,180 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-04-16 05:06:09,215 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 05:06:09,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-16 05:06:09,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 05:06:09,218 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 05:06:09,220 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 05:06:09,280 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 05:06:09,288 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2025-04-16 05:06:09,295 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;@672bd1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 05:06:09,295 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-16 05:06:09,407 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 05:06:09,413 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 05:06:09,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1758182755, now seen corresponding path program 1 times [2025-04-16 05:06:09,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 05:06:09,419 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743473692] [2025-04-16 05:06:09,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 05:06:09,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 05:06:09,483 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-04-16 05:06:09,492 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-04-16 05:06:09,492 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 05:06:09,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 05:06:09,565 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 05:06:09,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 05:06:09,566 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743473692] [2025-04-16 05:06:09,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743473692] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 05:06:09,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 05:06:09,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 05:06:09,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83373847] [2025-04-16 05:06:09,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 05:06:09,571 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 05:06:09,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 05:06:09,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 05:06:09,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 05:06:09,588 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,591 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 05:06:09,592 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 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 05:06:09,592 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,626 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,626 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-16 05:06:09,627 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 05:06:09,629 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 05:06:09,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1349796449, now seen corresponding path program 1 times [2025-04-16 05:06:09,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 05:06:09,629 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987240831] [2025-04-16 05:06:09,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 05:06:09,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 05:06:09,646 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 45 statements into 1 equivalence classes. [2025-04-16 05:06:09,658 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 45 of 45 statements. [2025-04-16 05:06:09,659 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 05:06:09,659 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 05:06:09,734 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 05:06:09,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 05:06:09,734 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987240831] [2025-04-16 05:06:09,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987240831] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 05:06:09,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 05:06:09,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 05:06:09,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849481287] [2025-04-16 05:06:09,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 05:06:09,735 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 05:06:09,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 05:06:09,735 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 05:06:09,736 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 05:06:09,736 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,736 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 05:06:09,738 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 05:06:09,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,738 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,851 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,855 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 05:06:09,855 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-16 05:06:09,855 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 05:06:09,856 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 05:06:09,856 INFO L85 PathProgramCache]: Analyzing trace with hash -919264800, now seen corresponding path program 1 times [2025-04-16 05:06:09,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 05:06:09,857 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878651937] [2025-04-16 05:06:09,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 05:06:09,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 05:06:09,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-04-16 05:06:09,874 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-04-16 05:06:09,874 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 05:06:09,874 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 05:06:09,917 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 05:06:09,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 05:06:09,917 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878651937] [2025-04-16 05:06:09,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878651937] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 05:06:09,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 05:06:09,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 05:06:09,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319370438] [2025-04-16 05:06:09,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 05:06:09,918 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 05:06:09,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 05:06:09,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 05:06:09,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 05:06:09,918 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,919 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 05:06:09,919 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 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 05:06:09,919 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:09,919 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 05:06:09,919 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:10,061 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 05:06:10,061 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 05:06:10,061 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 05:06:10,062 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-16 05:06:10,062 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 05:06:10,062 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 05:06:10,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1067427618, now seen corresponding path program 1 times [2025-04-16 05:06:10,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 05:06:10,062 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722458786] [2025-04-16 05:06:10,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 05:06:10,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 05:06:10,073 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-04-16 05:06:10,091 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-04-16 05:06:10,092 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 05:06:10,092 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 05:06:10,092 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 05:06:10,099 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-04-16 05:06:10,111 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-04-16 05:06:10,112 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 05:06:10,112 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 05:06:10,133 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 05:06:10,133 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 05:06:10,133 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2025-04-16 05:06:10,134 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2025-04-16 05:06:10,135 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-04-16 05:06:10,142 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-04-16 05:06:10,143 INFO L320 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was UNSAFE,UNKNOWN (1/3) [2025-04-16 05:06:10,202 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-16 05:06:10,205 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-16 05:06:10,213 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 05:06:10,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.04 05:06:10 BasicIcfg [2025-04-16 05:06:10,214 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-16 05:06:10,214 INFO L158 Benchmark]: Toolchain (without parser) took 1821.85ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 49.0MB in the end (delta: 50.7MB). Peak memory consumption was 49.7MB. Max. memory is 8.0GB. [2025-04-16 05:06:10,214 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 155.2MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 05:06:10,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.26ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 77.4MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2025-04-16 05:06:10,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.10ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 75.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-16 05:06:10,215 INFO L158 Benchmark]: Boogie Preprocessor took 12.70ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 74.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2025-04-16 05:06:10,215 INFO L158 Benchmark]: IcfgBuilder took 303.71ms. Allocated memory is still 142.6MB. Free memory was 74.4MB in the beginning and 60.4MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2025-04-16 05:06:10,215 INFO L158 Benchmark]: TraceAbstraction took 1088.13ms. Allocated memory is still 142.6MB. Free memory was 59.8MB in the beginning and 49.0MB in the end (delta: 10.8MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. [2025-04-16 05:06:10,216 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33ms. Allocated memory is still 155.2MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 384.26ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 77.4MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.10ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 75.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 12.70ms. Allocated memory is still 142.6MB. Free memory was 75.5MB in the beginning and 74.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * IcfgBuilder took 303.71ms. Allocated memory is still 142.6MB. Free memory was 74.4MB in the beginning and 60.4MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1088.13ms. Allocated memory is still 142.6MB. Free memory was 59.8MB in the beginning and 49.0MB in the end (delta: 10.8MB). Peak memory consumption was 12.0MB. 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: 275, independent: 268, independent conditional: 6, independent unconditional: 262, dependent: 7, dependent conditional: 3, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 266, Positive cache size: 262, Positive conditional cache size: 0, Positive unconditional cache size: 262, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 0, Independence queries for same thread: 3, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 46, Number of trivial persistent sets: 45, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 266, independent: 262, independent conditional: 0, independent unconditional: 262, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 275, independent: 268, independent conditional: 6, independent unconditional: 262, dependent: 7, dependent conditional: 3, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 266, Positive cache size: 262, Positive conditional cache size: 0, Positive unconditional cache size: 262, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 0, Independence queries for same thread: 3, Statistics for Abstraction: , Independence relation #2 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 274, independent: 268, independent conditional: 6, independent unconditional: 262, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 266, Positive cache size: 262, Positive conditional cache size: 0, Positive unconditional cache size: 262, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12, Maximal queried relation: 0, Independence queries for same thread: 5, Statistics for Abstraction: , Persistent sets #2 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 46, Number of trivial persistent sets: 45, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 266, independent: 262, independent conditional: 0, independent unconditional: 262, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 274, independent: 268, independent conditional: 6, independent unconditional: 262, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 266, Positive cache size: 262, Positive conditional cache size: 0, Positive unconditional cache size: 262, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12, Maximal queried relation: 0, Independence queries for same thread: 5, Statistics for Abstraction: , Independence relation #3 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1561, independent: 1541, independent conditional: 208, independent unconditional: 1333, dependent: 20, dependent conditional: 12, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 1409, Positive cache size: 1399, Positive conditional cache size: 0, Positive unconditional cache size: 1399, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 224, Maximal queried relation: 1, Independence queries for same thread: 15, Statistics for Abstraction: , Persistent sets #3 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 116, Number of trivial persistent sets: 85, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1341, independent: 1333, independent conditional: 0, independent unconditional: 1333, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1561, independent: 1541, independent conditional: 208, independent unconditional: 1333, dependent: 20, dependent conditional: 12, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 1409, Positive cache size: 1399, Positive conditional cache size: 0, Positive unconditional cache size: 1399, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 224, Maximal queried relation: 1, Independence queries for same thread: 15, Statistics for Abstraction: , Independence relation #4 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1763, independent: 1731, independent conditional: 313, independent unconditional: 1418, dependent: 32, dependent conditional: 19, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 1910, Positive cache size: 1890, Positive conditional cache size: 0, Positive unconditional cache size: 1890, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 552, Maximal queried relation: 2, Independence queries for same thread: 29, Statistics for Abstraction: , Persistent sets #4 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 148, Number of trivial persistent sets: 112, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1431, independent: 1418, independent conditional: 0, independent unconditional: 1418, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1763, independent: 1731, independent conditional: 313, independent unconditional: 1418, dependent: 32, dependent conditional: 19, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3873, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 65, dependent conditional: 36, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3844, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 36, dependent conditional: 7, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 533, independent unconditional: 3275, dependent: 48, dependent conditional: 19, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3856, independent: 3808, independent conditional: 0, independent unconditional: 3808, dependent: 48, dependent conditional: 0, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1910, independent: 1890, independent conditional: 0, independent unconditional: 1890, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1910, independent: 1881, independent conditional: 0, independent unconditional: 1881, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 29, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3856, independent: 1918, independent conditional: 0, independent unconditional: 1918, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 1910, unknown conditional: 0, unknown unconditional: 1910] , Statistics on independence cache: Total cache size (in pairs): 1910, Positive cache size: 1890, Positive conditional cache size: 0, Positive unconditional cache size: 1890, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 552, Maximal queried relation: 2, Independence queries for same thread: 29, Statistics for Abstraction: - DataRaceFoundResult [Line: 700]: Data race detected Data race detected The following path leads to a data race: [L697] 0 volatile int x; VAL [x=0] [L698] 0 volatile int n; VAL [n=0, x=0] [L710] 0 pthread_t t1, t2; VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, n=0, x=0] [L711] 0 int i; VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, n=0, x=0] [L712] 0 x = 0 VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, n=0, x=0] [L713] 0 n = __VERIFIER_nondet_int() VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, n=2, x=0] [L714] EXPR 0 n > 0 VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, n=2, x=0] [L714] CALL 0 assume_abort_if_not(n > 0) [L686] COND FALSE 0 !(!cond) VAL [\at(cond, Pre)=1, cond=1, n=2, x=0] [L714] RET 0 assume_abort_if_not(n > 0) [L715] FCALL, FORK 0 pthread_create(&t1, 0, thr1, 0) VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, n=2, t1=-2, x=0] [L700] 1 x < n VAL [\at(arg, Pre)={0:0}, arg={0:0}, n=2, x=0] [L716] 0 i = 0 VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, i=0, n=2, t1=-2, x=0] [L716] COND TRUE 0 i < n [L716] 0 i < n VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, i=0, n=2, t1=-2, x=0] [L716] COND TRUE 0 i < n VAL [\at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, i=0, n=2, t1=-2, x=0] [L717] FCALL, FORK 0 pthread_create(&t2, 0, thr2, 0) VAL [\at(arg, Pre)={0:50}, \at(argc, Pre)=51, argc=51, i=0, n=2, t1=-2, t2=-1, x=0] [L716] 0 i++ VAL [\at(arg, Pre)={0:0}, \at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, i=1, n=2, t1=-2, t2=-1, x=0] [L716] COND TRUE 0 i < n [L716] 0 i < n VAL [\at(arg, Pre)={0:0}, \at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, i=1, n=2, t1=-2, t2=-1, x=0] [L716] COND TRUE 0 i < n VAL [\at(arg, Pre)={0:0}, \at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, i=1, n=2, t1=-2, t2=-1, x=0] [L717] FCALL, FORK 0 pthread_create(&t2, 0, thr2, 0) VAL [\at(arg, Pre)={0:0}, \at(argc, Pre)=51, \at(argv, Pre)={53:50}, argc=51, i=1, n=2, t1=-2, t2=0, x=0] [L704] 2 int t; VAL [\at(arg, Pre)={0:0}, arg={0:0}, n=2, x=0] [L705] 2 t = x VAL [\at(arg, Pre)={0:0}, arg={0:0}, n=2, t=0, x=0] [L706] 2 x = t + 1 VAL [\at(arg, Pre)={0:0}, arg={0:0}, n=2, t=0, x=1] [L700] 1 x < n VAL [\at(arg, Pre)={0:0}, \at(arg, Pre)={0:0}, arg={0:0}, arg={0:0}, n=2, t=0, x=1] Now there is a data race on ~x~0 between C: x = t + 1 [706] and C: x < n [700] - UnprovableResult [Line: 700]: 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: thr1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 140 locations, 144 edges, 14 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 207 NumberOfCodeBlocks, 207 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 131 ConstructedInterpolants, 0 QuantifiedInterpolants, 135 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 05:06:10,229 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...