/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.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows ASSERTandASSUME -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.empire2-owicki-f61efc6-m [2025-03-15 02:07:27,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-15 02:07:27,504 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 02:07:27,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-15 02:07:27,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-15 02:07:27,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-15 02:07:27,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-15 02:07:27,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-15 02:07:27,535 INFO L153 SettingsManager]: * Use SBE=true [2025-03-15 02:07:27,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-15 02:07:27,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-15 02:07:27,536 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-15 02:07:27,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-15 02:07:27,537 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-15 02:07:27,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-15 02:07:27,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-15 02:07:27,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-15 02:07:27,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-15 02:07:27,538 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-15 02:07:27,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-15 02:07:27,538 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-15 02:07:27,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-03-15 02:07:27,538 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-15 02:07:27,538 INFO L153 SettingsManager]: * To the following directory=./dump/ [2025-03-15 02:07:27,539 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-15 02:07:27,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 02:07:27,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-15 02:07:27,539 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-15 02:07:27,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-15 02:07:27,539 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-15 02:07:27,539 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-15 02:07:27,539 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-15 02:07:27,539 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 unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> ASSERTandASSUME [2025-03-15 02:07:27,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-15 02:07:27,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-15 02:07:27,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-15 02:07:27,832 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-15 02:07:27,833 INFO L274 PluginConnector]: CDTParser initialized [2025-03-15 02:07:27,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2025-03-15 02:07:29,030 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b934ca99/77430a6a01654928a9af9a09536b951a/FLAGb58748f33 [2025-03-15 02:07:29,391 INFO L384 CDTParser]: Found 1 translation units. [2025-03-15 02:07:29,391 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_29-multiple-protecting2-vesal_true.i [2025-03-15 02:07:29,413 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b934ca99/77430a6a01654928a9af9a09536b951a/FLAGb58748f33 [2025-03-15 02:07:29,641 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b934ca99/77430a6a01654928a9af9a09536b951a [2025-03-15 02:07:29,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-15 02:07:29,644 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-03-15 02:07:29,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-15 02:07:29,645 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-15 02:07:29,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-15 02:07:29,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:29,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@152f6aee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29, skipping insertion in model container [2025-03-15 02:07:29,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:29,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-15 02:07:29,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 02:07:29,893 INFO L200 MainTranslator]: Completed pre-run [2025-03-15 02:07:29,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-15 02:07:29,967 INFO L204 MainTranslator]: Completed translation [2025-03-15 02:07:29,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29 WrapperNode [2025-03-15 02:07:29,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-15 02:07:29,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-15 02:07:29,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-15 02:07:29,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-15 02:07:29,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:29,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:29,999 INFO L138 Inliner]: procedures = 162, calls = 43, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 88 [2025-03-15 02:07:29,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-15 02:07:29,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-15 02:07:30,000 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-15 02:07:30,000 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-15 02:07:30,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,016 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,025 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-15 02:07:30,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-03-15 02:07:30,033 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-03-15 02:07:30,033 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-03-15 02:07:30,034 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (1/1) ... [2025-03-15 02:07:30,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2025-03-15 02:07:30,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-15 02:07:30,068 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 02:07:30,085 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 02:07:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2025-03-15 02:07:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2025-03-15 02:07:30,104 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-15 02:07:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-15 02:07:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-15 02:07:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-15 02:07:30,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-15 02:07:30,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-15 02:07:30,107 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 02:07:30,190 INFO L234 CfgBuilder]: Building ICFG [2025-03-15 02:07:30,191 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-15 02:07:30,369 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-15 02:07:30,369 INFO L283 CfgBuilder]: Performing block encoding [2025-03-15 02:07:30,401 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-15 02:07:30,402 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-15 02:07:30,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:07:30 BoogieIcfgContainer [2025-03-15 02:07:30,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-03-15 02:07:30,404 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-15 02:07:30,404 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-15 02:07:30,407 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-15 02:07:30,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 02:07:29" (1/3) ... [2025-03-15 02:07:30,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7253435b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:07:30, skipping insertion in model container [2025-03-15 02:07:30,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 02:07:29" (2/3) ... [2025-03-15 02:07:30,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7253435b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 02:07:30, skipping insertion in model container [2025-03-15 02:07:30,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 02:07:30" (3/3) ... [2025-03-15 02:07:30,409 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_29-multiple-protecting2-vesal_true.i [2025-03-15 02:07:30,420 INFO L303 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-15 02:07:30,421 INFO L169 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_29-multiple-protecting2-vesal_true.i that has 2 procedures, 122 locations, 1 initial locations, 0 loop locations, and 4 error locations. [2025-03-15 02:07:30,422 INFO L581 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-15 02:07:30,463 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-03-15 02:07:30,501 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-15 02:07:30,514 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;@73060240, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-15 02:07:30,514 INFO L334 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2025-03-15 02:07:30,542 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-15 02:07:30,543 INFO L124 PetriNetUnfolderBase]: 0/48 cut-off events. [2025-03-15 02:07:30,544 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-15 02:07:30,544 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:07:30,545 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 02:07:30,545 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [t2_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, t2_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, t2_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] === [2025-03-15 02:07:30,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:07:30,549 INFO L85 PathProgramCache]: Analyzing trace with hash -663760647, now seen corresponding path program 1 times [2025-03-15 02:07:30,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:07:30,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972525300] [2025-03-15 02:07:30,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:07:30,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:07:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:07:30,896 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 02:07:30,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:07:30,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972525300] [2025-03-15 02:07:30,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972525300] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:07:30,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:07:30,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-15 02:07:30,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113182159] [2025-03-15 02:07:30,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:07:30,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-15 02:07:30,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:07:30,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-15 02:07:30,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-15 02:07:30,923 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 127 [2025-03-15 02:07:30,927 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 127 transitions, 261 flow. Second operand has 4 states, 4 states have (on average 90.5) internal successors, (362), 4 states have internal predecessors, (362), 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 02:07:30,927 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:07:30,927 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 127 [2025-03-15 02:07:30,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:07:31,173 INFO L124 PetriNetUnfolderBase]: 143/541 cut-off events. [2025-03-15 02:07:31,173 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-03-15 02:07:31,179 INFO L83 FinitePrefix]: Finished finitePrefix Result has 860 conditions, 541 events. 143/541 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2858 event pairs, 22 based on Foata normal form. 72/579 useless extension candidates. Maximal degree in co-relation 811. Up to 163 conditions per place. [2025-03-15 02:07:31,184 INFO L140 encePairwiseOnDemand]: 115/127 looper letters, 52 selfloop transitions, 4 changer transitions 13/145 dead transitions. [2025-03-15 02:07:31,184 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 145 transitions, 416 flow [2025-03-15 02:07:31,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-15 02:07:31,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2025-03-15 02:07:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 531 transitions. [2025-03-15 02:07:31,197 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.8362204724409449 [2025-03-15 02:07:31,199 INFO L298 CegarLoopForPetriNet]: 125 programPoint places, -5 predicate places. [2025-03-15 02:07:31,200 INFO L471 AbstractCegarLoop]: Abstraction has has 120 places, 145 transitions, 416 flow [2025-03-15 02:07:31,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 90.5) internal successors, (362), 4 states have internal predecessors, (362), 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 02:07:31,200 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:07:31,200 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:07:31,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-15 02:07:31,200 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [t2_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, t2_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, t2_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] === [2025-03-15 02:07:31,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:07:31,201 INFO L85 PathProgramCache]: Analyzing trace with hash -214604508, now seen corresponding path program 1 times [2025-03-15 02:07:31,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:07:31,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968953161] [2025-03-15 02:07:31,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:07:31,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:07:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:07:31,400 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 02:07:31,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:07:31,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968953161] [2025-03-15 02:07:31,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968953161] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:07:31,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:07:31,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-15 02:07:31,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423845951] [2025-03-15 02:07:31,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:07:31,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-15 02:07:31,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:07:31,402 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-15 02:07:31,403 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-15 02:07:31,404 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 127 [2025-03-15 02:07:31,404 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 145 transitions, 416 flow. Second operand has 6 states, 6 states have (on average 86.16666666666667) internal successors, (517), 6 states have internal predecessors, (517), 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 02:07:31,404 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:07:31,404 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 127 [2025-03-15 02:07:31,405 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:07:31,692 INFO L124 PetriNetUnfolderBase]: 187/573 cut-off events. [2025-03-15 02:07:31,693 INFO L125 PetriNetUnfolderBase]: For 133/153 co-relation queries the response was YES. [2025-03-15 02:07:31,694 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1342 conditions, 573 events. 187/573 cut-off events. For 133/153 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 3103 event pairs, 22 based on Foata normal form. 0/551 useless extension candidates. Maximal degree in co-relation 1289. Up to 207 conditions per place. [2025-03-15 02:07:31,697 INFO L140 encePairwiseOnDemand]: 119/127 looper letters, 64 selfloop transitions, 5 changer transitions 36/177 dead transitions. [2025-03-15 02:07:31,697 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 177 transitions, 740 flow [2025-03-15 02:07:31,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-15 02:07:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2025-03-15 02:07:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 770 transitions. [2025-03-15 02:07:31,701 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7578740157480315 [2025-03-15 02:07:31,701 INFO L298 CegarLoopForPetriNet]: 125 programPoint places, 1 predicate places. [2025-03-15 02:07:31,703 INFO L471 AbstractCegarLoop]: Abstraction has has 126 places, 177 transitions, 740 flow [2025-03-15 02:07:31,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.16666666666667) internal successors, (517), 6 states have internal predecessors, (517), 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 02:07:31,703 INFO L213 CegarLoopForPetriNet]: Found error trace [2025-03-15 02:07:31,703 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-15 02:07:31,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-15 02:07:31,704 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [t2_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, t2_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, t2_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] === [2025-03-15 02:07:31,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-15 02:07:31,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1937195231, now seen corresponding path program 1 times [2025-03-15 02:07:31,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-15 02:07:31,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640729388] [2025-03-15 02:07:31,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-15 02:07:31,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-15 02:07:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-15 02:07:31,852 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 02:07:31,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-15 02:07:31,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640729388] [2025-03-15 02:07:31,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640729388] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-15 02:07:31,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-15 02:07:31,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-15 02:07:31,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357580426] [2025-03-15 02:07:31,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-15 02:07:31,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-15 02:07:31,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-15 02:07:31,854 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-15 02:07:31,854 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-15 02:07:31,855 INFO L486 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 127 [2025-03-15 02:07:31,855 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 177 transitions, 740 flow. Second operand has 6 states, 6 states have (on average 86.33333333333333) internal successors, (518), 6 states have internal predecessors, (518), 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 02:07:31,856 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-15 02:07:31,856 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 127 [2025-03-15 02:07:31,856 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-15 02:07:32,044 INFO L124 PetriNetUnfolderBase]: 176/550 cut-off events. [2025-03-15 02:07:32,044 INFO L125 PetriNetUnfolderBase]: For 289/329 co-relation queries the response was YES. [2025-03-15 02:07:32,046 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1668 conditions, 550 events. 176/550 cut-off events. For 289/329 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2927 event pairs, 22 based on Foata normal form. 0/540 useless extension candidates. Maximal degree in co-relation 1611. Up to 196 conditions per place. [2025-03-15 02:07:32,046 INFO L140 encePairwiseOnDemand]: 120/127 looper letters, 0 selfloop transitions, 0 changer transitions 176/176 dead transitions. [2025-03-15 02:07:32,046 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 176 transitions, 928 flow [2025-03-15 02:07:32,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-15 02:07:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2025-03-15 02:07:32,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 663 transitions. [2025-03-15 02:07:32,049 INFO L531 CegarLoopForPetriNet]: DFA transition density 0.7457817772778402 [2025-03-15 02:07:32,049 INFO L298 CegarLoopForPetriNet]: 125 programPoint places, 6 predicate places. [2025-03-15 02:07:32,050 INFO L471 AbstractCegarLoop]: Abstraction has has 131 places, 176 transitions, 928 flow [2025-03-15 02:07:32,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.33333333333333) internal successors, (518), 6 states have internal predecessors, (518), 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 02:07:32,059 INFO L161 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_29-multiple-protecting2-vesal_true.i_petrified1_AllErrorsAtOnce [2025-03-15 02:07:32,080 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 9 remaining) [2025-03-15 02:07:32,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 9 remaining) [2025-03-15 02:07:32,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-15 02:07:32,082 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-15 02:07:32,087 INFO L328 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-03-15 02:07:32,087 INFO L188 ceAbstractionStarter]: Computing trace abstraction results [2025-03-15 02:07:32,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 02:07:32 BasicIcfg [2025-03-15 02:07:32,093 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-15 02:07:32,094 INFO L158 Benchmark]: Toolchain (without parser) took 2450.13ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 31.1MB in the end (delta: 12.9MB). Peak memory consumption was 28.6MB. Max. memory is 8.0GB. [2025-03-15 02:07:32,094 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 02:07:32,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.78ms. Allocated memory is still 71.3MB. Free memory was 43.8MB in the beginning and 24.2MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2025-03-15 02:07:32,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.73ms. Allocated memory is still 71.3MB. Free memory was 24.2MB in the beginning and 22.4MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-03-15 02:07:32,096 INFO L158 Benchmark]: Boogie Preprocessor took 32.84ms. Allocated memory is still 71.3MB. Free memory was 22.4MB in the beginning and 21.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2025-03-15 02:07:32,096 INFO L158 Benchmark]: RCFGBuilder took 369.06ms. Allocated memory is still 71.3MB. Free memory was 21.2MB in the beginning and 30.2MB in the end (delta: -9.0MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. [2025-03-15 02:07:32,097 INFO L158 Benchmark]: TraceAbstraction took 1689.60ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 29.1MB in the beginning and 31.1MB in the end (delta: -2.0MB). Peak memory consumption was 17.4MB. Max. memory is 8.0GB. [2025-03-15 02:07:32,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 322.78ms. Allocated memory is still 71.3MB. Free memory was 43.8MB in the beginning and 24.2MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.73ms. Allocated memory is still 71.3MB. Free memory was 24.2MB in the beginning and 22.4MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.84ms. Allocated memory is still 71.3MB. Free memory was 22.4MB in the beginning and 21.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 369.06ms. Allocated memory is still 71.3MB. Free memory was 21.2MB in the beginning and 30.2MB in the end (delta: -9.0MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. * TraceAbstraction took 1689.60ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 29.1MB in the beginning and 31.1MB in the end (delta: -2.0MB). Peak memory consumption was 17.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 688]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 688]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 691]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 691]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 153 locations, 9 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: 1.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 207 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 207 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 455 IncrementalHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 455 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=928occurred in iteration=3, InterpolantAutomatonStates: 20, 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, 0.5s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 390 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 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-15 02:07:32,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...