/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 ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.positions.where.we.compute.the.hoare.annotation All --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.reach_error.function false -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 00:41:07,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 00:41:07,812 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2025-03-15 00:41:07,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 00:41:07,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 00:41:07,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 00:41:07,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 00:41:07,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 00:41:07,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 00:41:07,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 00:41:07,847 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:41:07,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 00:41:07,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All 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.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2025-03-15 00:41:08,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 00:41:08,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 00:41:08,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 00:41:08,117 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 00:41:08,117 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 00:41:08,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_1_neg.i [2025-03-15 00:41:09,217 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b3b8809/2a626e12294543b3bfb7a4c378041ed2/FLAG47cbb8f5c [2025-03-15 00:41:09,437 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 00:41:09,438 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_unknown_1_neg.i [2025-03-15 00:41:09,446 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b3b8809/2a626e12294543b3bfb7a4c378041ed2/FLAG47cbb8f5c [2025-03-15 00:41:09,795 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b3b8809/2a626e12294543b3bfb7a4c378041ed2 [2025-03-15 00:41:09,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 00:41:09,797 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 00:41:09,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 00:41:09,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 00:41:09,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 00:41:09,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:41:09" (1/1) ... [2025-03-15 00:41:09,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42622e39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:09, skipping insertion in model container [2025-03-15 00:41:09,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 12:41:09" (1/1) ... [2025-03-15 00:41:09,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 00:41:10,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:41:10,019 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 00:41:10,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 00:41:10,073 INFO L204 MainTranslator]: Completed translation [2025-03-15 00:41:10,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10 WrapperNode [2025-03-15 00:41:10,075 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 00:41:10,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 00:41:10,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 00:41:10,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 00:41:10,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,110 INFO L138 Inliner]: procedures = 163, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2025-03-15 00:41:10,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 00:41:10,111 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 00:41:10,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 00:41:10,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 00:41:10,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,119 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,124 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,130 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 00:41:10,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 00:41:10,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 00:41:10,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 00:41:10,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (1/1) ... [2025-03-15 00:41:10,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 00:41:10,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 00:41:10,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2025-03-15 00:41:10,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2025-03-15 00:41:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-15 00:41:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 00:41:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2025-03-15 00:41:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2025-03-15 00:41:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 00:41:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-15 00:41:10,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 00:41:10,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 00:41:10,198 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-15 00:41:10,303 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 00:41:10,304 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 00:41:10,445 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 00:41:10,445 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 00:41:10,463 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 00:41:10,463 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 00:41:10,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:41:10 BoogieIcfgContainer [2025-03-15 00:41:10,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 00:41:10,465 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 00:41:10,465 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 00:41:10,469 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 00:41:10,469 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 12:41:09" (1/3) ... [2025-03-15 00:41:10,470 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26c8ee65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:41:10, skipping insertion in model container [2025-03-15 00:41:10,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 12:41:10" (2/3) ... [2025-03-15 00:41:10,471 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26c8ee65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 12:41:10, skipping insertion in model container [2025-03-15 00:41:10,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 12:41:10" (3/3) ... [2025-03-15 00:41:10,472 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_1_neg.i [2025-03-15 00:41:10,482 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 00:41:10,483 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_18-first-reads_unknown_1_neg.i that has 2 procedures, 73 locations, 1 initial locations, 0 loop locations, and 3 error locations. [2025-03-15 00:41:10,483 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 00:41:10,532 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-03-15 00:41:10,564 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 00:41:10,575 INFO L333 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@3e375e69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 00:41:10,575 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2025-03-15 00:41:10,605 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 00:41:10,606 INFO L124 PetriNetUnfolderBase]: 0/38 cut-off events. [2025-03-15 00:41:10,607 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 00:41:10,607 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:10,610 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 00:41:10,611 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2025-03-15 00:41:10,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:10,616 INFO L85 PathProgramCache]: Analyzing trace with hash -609181813, now seen corresponding path program 1 times [2025-03-15 00:41:10,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:10,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093182678] [2025-03-15 00:41:10,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:10,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:10,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 00:41:10,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:10,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093182678] [2025-03-15 00:41:10,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093182678] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:10,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:10,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:10,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458229950] [2025-03-15 00:41:10,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:10,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:10,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:10,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:10,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:10,838 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 57 out of 75 [2025-03-15 00:41:10,841 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 75 transitions, 157 flow. Second operand has 3 states, 3 states have (on average 58.333333333333336) internal successors, (175), 3 states have internal predecessors, (175), 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) [2025-03-15 00:41:10,841 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:10,841 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 57 of 75 [2025-03-15 00:41:10,842 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:10,908 INFO L124 PetriNetUnfolderBase]: 23/151 cut-off events. [2025-03-15 00:41:10,908 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-15 00:41:10,913 INFO L83 FinitePrefix]: Finished finitePrefix Result has 213 conditions, 151 events. 23/151 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 420 event pairs, 16 based on Foata normal form. 6/145 useless extension candidates. Maximal degree in co-relation 179. Up to 45 conditions per place. [2025-03-15 00:41:10,914 INFO L140 encePairwiseOnDemand]: 70/75 looper letters, 11 selfloop transitions, 2 changer transitions 11/71 dead transitions. [2025-03-15 00:41:10,915 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 71 transitions, 180 flow [2025-03-15 00:41:10,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:10,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:10,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 190 transitions. [2025-03-15 00:41:10,925 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8444444444444444 [2025-03-15 00:41:10,928 INFO L298 CegarLoopForPetriNet]: 76 programPoint places, -2 predicate places. [2025-03-15 00:41:10,928 INFO L471 AbstractCegarLoop]: Abstraction has has 74 places, 71 transitions, 180 flow [2025-03-15 00:41:10,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.333333333333336) internal successors, (175), 3 states have internal predecessors, (175), 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) [2025-03-15 00:41:10,929 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:10,929 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 00:41:10,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 00:41:10,929 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2025-03-15 00:41:10,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:10,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1309118132, now seen corresponding path program 1 times [2025-03-15 00:41:10,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:10,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338512585] [2025-03-15 00:41:10,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:10,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 00:41:10,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:10,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338512585] [2025-03-15 00:41:10,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338512585] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:10,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:10,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:10,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898101091] [2025-03-15 00:41:10,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:10,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:10,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:10,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:10,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:10,990 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 75 [2025-03-15 00:41:10,990 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 71 transitions, 180 flow. Second operand has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 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) [2025-03-15 00:41:10,990 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:10,990 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 75 [2025-03-15 00:41:10,990 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:11,038 INFO L124 PetriNetUnfolderBase]: 24/151 cut-off events. [2025-03-15 00:41:11,038 INFO L125 PetriNetUnfolderBase]: For 25/27 co-relation queries the response was YES. [2025-03-15 00:41:11,039 INFO L83 FinitePrefix]: Finished finitePrefix Result has 272 conditions, 151 events. 24/151 cut-off events. For 25/27 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 417 event pairs, 13 based on Foata normal form. 0/142 useless extension candidates. Maximal degree in co-relation 235. Up to 51 conditions per place. [2025-03-15 00:41:11,039 INFO L140 encePairwiseOnDemand]: 72/75 looper letters, 14 selfloop transitions, 2 changer transitions 11/72 dead transitions. [2025-03-15 00:41:11,039 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 72 transitions, 222 flow [2025-03-15 00:41:11,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:11,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 183 transitions. [2025-03-15 00:41:11,041 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8133333333333334 [2025-03-15 00:41:11,041 INFO L298 CegarLoopForPetriNet]: 76 programPoint places, -1 predicate places. [2025-03-15 00:41:11,041 INFO L471 AbstractCegarLoop]: Abstraction has has 75 places, 72 transitions, 222 flow [2025-03-15 00:41:11,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 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) [2025-03-15 00:41:11,041 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 00:41:11,041 INFO L221 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 00:41:11,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 00:41:11,042 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE (and 4 more)] === [2025-03-15 00:41:11,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 00:41:11,042 INFO L85 PathProgramCache]: Analyzing trace with hash -508798528, now seen corresponding path program 1 times [2025-03-15 00:41:11,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 00:41:11,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913270498] [2025-03-15 00:41:11,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 00:41:11,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 00:41:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 00:41:11,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-15 00:41:11,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 00:41:11,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913270498] [2025-03-15 00:41:11,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913270498] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 00:41:11,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 00:41:11,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-15 00:41:11,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653135384] [2025-03-15 00:41:11,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 00:41:11,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-15 00:41:11,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 00:41:11,096 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-15 00:41:11,096 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-15 00:41:11,097 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 75 [2025-03-15 00:41:11,097 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 72 transitions, 222 flow. Second operand has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 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) [2025-03-15 00:41:11,097 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 00:41:11,097 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 75 [2025-03-15 00:41:11,097 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 00:41:11,143 INFO L124 PetriNetUnfolderBase]: 26/150 cut-off events. [2025-03-15 00:41:11,143 INFO L125 PetriNetUnfolderBase]: For 62/66 co-relation queries the response was YES. [2025-03-15 00:41:11,144 INFO L83 FinitePrefix]: Finished finitePrefix Result has 329 conditions, 150 events. 26/150 cut-off events. For 62/66 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 406 event pairs, 9 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 289. Up to 50 conditions per place. [2025-03-15 00:41:11,144 INFO L140 encePairwiseOnDemand]: 72/75 looper letters, 0 selfloop transitions, 0 changer transitions 73/73 dead transitions. [2025-03-15 00:41:11,144 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 73 transitions, 268 flow [2025-03-15 00:41:11,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-15 00:41:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-15 00:41:11,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 182 transitions. [2025-03-15 00:41:11,145 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8088888888888889 [2025-03-15 00:41:11,146 INFO L298 CegarLoopForPetriNet]: 76 programPoint places, 0 predicate places. [2025-03-15 00:41:11,146 INFO L471 AbstractCegarLoop]: Abstraction has has 76 places, 73 transitions, 268 flow [2025-03-15 00:41:11,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 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) [2025-03-15 00:41:11,150 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_18-first-reads_unknown_1_neg.i_petrified1_AllErrorsAtOnce [2025-03-15 00:41:11,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2025-03-15 00:41:11,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2025-03-15 00:41:11,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2025-03-15 00:41:11,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2025-03-15 00:41:11,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2025-03-15 00:41:11,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2025-03-15 00:41:11,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2025-03-15 00:41:11,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 00:41:11,165 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-15 00:41:11,171 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 00:41:11,171 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 00:41:11,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 12:41:11 BasicIcfg [2025-03-15 00:41:11,175 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 00:41:11,178 INFO L158 Benchmark]: Toolchain (without parser) took 1378.29ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 43.7MB in the beginning and 46.2MB in the end (delta: -2.5MB). Peak memory consumption was 14.4MB. Max. memory is 8.0GB. [2025-03-15 00:41:11,178 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory was 34.0MB in the beginning and 34.0MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:41:11,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.16ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 24.4MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2025-03-15 00:41:11,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.61ms. Allocated memory is still 71.3MB. Free memory was 24.4MB in the beginning and 22.7MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 00:41:11,179 INFO L158 Benchmark]: Boogie Preprocessor took 24.98ms. Allocated memory is still 71.3MB. Free memory was 22.7MB in the beginning and 21.9MB in the end (delta: 866.9kB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 00:41:11,179 INFO L158 Benchmark]: RCFGBuilder took 327.12ms. Allocated memory is still 71.3MB. Free memory was 21.7MB in the beginning and 34.8MB in the end (delta: -13.1MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. [2025-03-15 00:41:11,179 INFO L158 Benchmark]: TraceAbstraction took 709.79ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 46.2MB in the end (delta: -12.4MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. [2025-03-15 00:41:11,180 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 71.3MB. Free memory was 34.0MB in the beginning and 34.0MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 277.16ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 24.4MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.61ms. Allocated memory is still 71.3MB. Free memory was 24.4MB in the beginning and 22.7MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.98ms. Allocated memory is still 71.3MB. Free memory was 22.7MB in the beginning and 21.9MB in the end (delta: 866.9kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 327.12ms. Allocated memory is still 71.3MB. Free memory was 21.7MB in the beginning and 34.8MB in the end (delta: -13.1MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. * TraceAbstraction took 709.79ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 33.9MB in the beginning and 46.2MB in the end (delta: -12.4MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 692]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 114 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 64 IncrementalHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 22 mSDtfsCounter, 64 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=268occurred in iteration=3, 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 109 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 00:41:11,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...