./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da043454 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3c0f8b6102d137bce918535b487546cdd1e15533640846cae7c7a9762296167f --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 10:57:50,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 10:57:50,852 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-04-29 10:57:50,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 10:57:50,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 10:57:50,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 10:57:50,880 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 10:57:50,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 10:57:50,880 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 10:57:50,881 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 10:57:50,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 10:57:50,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 10:57:50,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 10:57:50,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 10:57:50,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 10:57:50,882 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 10:57:50,882 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:57:50,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:57:50,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 10:57:50,883 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c0f8b6102d137bce918535b487546cdd1e15533640846cae7c7a9762296167f [2025-04-29 10:57:51,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 10:57:51,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 10:57:51,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 10:57:51,097 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 10:57:51,097 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 10:57:51,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c [2025-04-29 10:57:52,429 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8106f0c3/d99c0a93c6fd442983756a8cbd891b35/FLAG2685a0650 [2025-04-29 10:57:52,638 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 10:57:52,638 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c [2025-04-29 10:57:52,640 WARN L117 ultiparseSymbolTable]: System include assert.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:57:52,640 WARN L117 ultiparseSymbolTable]: System include setjmp.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:57:52,648 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8106f0c3/d99c0a93c6fd442983756a8cbd891b35/FLAG2685a0650 [2025-04-29 10:57:53,430 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8106f0c3/d99c0a93c6fd442983756a8cbd891b35 [2025-04-29 10:57:53,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 10:57:53,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 10:57:53,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 10:57:53,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 10:57:53,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 10:57:53,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c636c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53, skipping insertion in model container [2025-04-29 10:57:53,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,447 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 10:57:53,565 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c[398,411] [2025-04-29 10:57:53,572 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 10:57:53,575 INFO L200 MainTranslator]: Completed pre-run [2025-04-29 10:57:53,588 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c[398,411] [2025-04-29 10:57:53,592 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 10:57:53,601 INFO L204 MainTranslator]: Completed translation [2025-04-29 10:57:53,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53 WrapperNode [2025-04-29 10:57:53,602 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 10:57:53,602 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-29 10:57:53,602 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-29 10:57:53,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-29 10:57:53,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,620 INFO L138 Inliner]: procedures = 6, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2025-04-29 10:57:53,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-29 10:57:53,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-29 10:57:53,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-29 10:57:53,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-29 10:57:53,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,627 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,634 INFO L175 MemorySlicer]: No memory access in input program. [2025-04-29 10:57:53,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,636 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-29 10:57:53,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-29 10:57:53,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-29 10:57:53,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-29 10:57:53,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (1/1) ... [2025-04-29 10:57:53,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:57:53,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:57:53,671 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) [2025-04-29 10:57:53,673 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 [2025-04-29 10:57:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-29 10:57:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-29 10:57:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-04-29 10:57:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-04-29 10:57:53,722 INFO L234 CfgBuilder]: Building ICFG [2025-04-29 10:57:53,723 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-29 10:57:53,769 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2025-04-29 10:57:53,769 INFO L283 CfgBuilder]: Performing block encoding [2025-04-29 10:57:53,775 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-29 10:57:53,775 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-04-29 10:57:53,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:57:53 BoogieIcfgContainer [2025-04-29 10:57:53,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-29 10:57:53,777 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-29 10:57:53,777 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-29 10:57:53,780 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-29 10:57:53,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 10:57:53" (1/3) ... [2025-04-29 10:57:53,781 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d1f19e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 10:57:53, skipping insertion in model container [2025-04-29 10:57:53,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:53" (2/3) ... [2025-04-29 10:57:53,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d1f19e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 10:57:53, skipping insertion in model container [2025-04-29 10:57:53,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:57:53" (3/3) ... [2025-04-29 10:57:53,783 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_16-counting-local-one-method_true.c [2025-04-29 10:57:53,793 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-29 10:57:53,795 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_16-counting-local-one-method_true.c that has 2 procedures, 16 locations, 21 edges, 1 initial locations, 1 loop locations, and 2 error locations. [2025-04-29 10:57:53,833 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-04-29 10:57:53,841 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=PETRI_NET, 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;@5bfe0d50, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-29 10:57:53,841 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-29 10:57:53,844 INFO L278 IsEmpty]: Start isEmpty. Operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-04-29 10:57:53,847 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-04-29 10:57:53,847 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:57:53,847 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:57:53,848 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:57:53,853 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:57:53,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1805660505, now seen corresponding path program 1 times [2025-04-29 10:57:53,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:57:53,858 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349862432] [2025-04-29 10:57:53,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:57:53,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:57:53,908 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-04-29 10:57:53,929 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-04-29 10:57:53,930 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:57:53,930 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:57:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-29 10:57:54,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 10:57:54,079 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349862432] [2025-04-29 10:57:54,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349862432] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-29 10:57:54,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-29 10:57:54,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-29 10:57:54,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66665111] [2025-04-29 10:57:54,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-29 10:57:54,083 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-29 10:57:54,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 10:57:54,095 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-29 10:57:54,095 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-04-29 10:57:54,096 INFO L87 Difference]: Start difference. First operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-29 10:57:54,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:57:54,143 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2025-04-29 10:57:54,145 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-29 10:57:54,146 INFO L79 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2025-04-29 10:57:54,146 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:57:54,150 INFO L225 Difference]: With dead ends: 22 [2025-04-29 10:57:54,150 INFO L226 Difference]: Without dead ends: 10 [2025-04-29 10:57:54,151 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-04-29 10:57:54,153 INFO L437 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-29 10:57:54,153 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 20 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-29 10:57:54,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2025-04-29 10:57:54,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2025-04-29 10:57:54,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-04-29 10:57:54,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9 transitions. [2025-04-29 10:57:54,172 INFO L79 Accepts]: Start accepts. Automaton has 10 states and 9 transitions. Word has length 7 [2025-04-29 10:57:54,173 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:57:54,173 INFO L485 AbstractCegarLoop]: Abstraction has 10 states and 9 transitions. [2025-04-29 10:57:54,173 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-29 10:57:54,173 INFO L278 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2025-04-29 10:57:54,173 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2025-04-29 10:57:54,173 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:57:54,173 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:57:54,173 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-29 10:57:54,174 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:57:54,174 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:57:54,174 INFO L85 PathProgramCache]: Analyzing trace with hash 73112514, now seen corresponding path program 1 times [2025-04-29 10:57:54,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 10:57:54,174 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581859943] [2025-04-29 10:57:54,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:57:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 10:57:54,178 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-29 10:57:54,181 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-29 10:57:54,181 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:57:54,181 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-29 10:57:54,181 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-29 10:57:54,183 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-29 10:57:54,187 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-29 10:57:54,189 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:57:54,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-29 10:57:54,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-29 10:57:54,198 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-29 10:57:54,199 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2025-04-29 10:57:54,200 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2025-04-29 10:57:54,200 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-29 10:57:54,203 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-04-29 10:57:54,221 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-29 10:57:54,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 10:57:54 BoogieIcfgContainer [2025-04-29 10:57:54,223 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-29 10:57:54,224 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-04-29 10:57:54,224 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-04-29 10:57:54,224 INFO L274 PluginConnector]: Witness Printer initialized [2025-04-29 10:57:54,224 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:57:53" (3/4) ... [2025-04-29 10:57:54,226 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-04-29 10:57:54,226 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-04-29 10:57:54,227 INFO L158 Benchmark]: Toolchain (without parser) took 794.39ms. Allocated memory is still 142.6MB. Free memory was 110.1MB in the beginning and 58.1MB in the end (delta: 52.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2025-04-29 10:57:54,227 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 201.3MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:54,227 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168.17ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 96.6MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-29 10:57:54,228 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.47ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.6MB in the end (delta: 988.4kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:54,228 INFO L158 Benchmark]: Boogie Preprocessor took 23.67ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 93.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:54,228 INFO L158 Benchmark]: RCFGBuilder took 130.38ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 84.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:57:54,228 INFO L158 Benchmark]: TraceAbstraction took 446.41ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 58.1MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-04-29 10:57:54,229 INFO L158 Benchmark]: Witness Printer took 2.82ms. Allocated memory is still 142.6MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:54,230 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 201.3MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 168.17ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 96.6MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.47ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.6MB in the end (delta: 988.4kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.67ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 93.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 130.38ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 84.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 446.41ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 58.1MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 2.82ms. Allocated memory is still 142.6MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 23]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 23. Possible FailurePath: [L14] jmp_buf my_jump_buffer; VAL [my_jump_buffer={0:0}] [L18] volatile int count = 0; VAL [count=0, my_jump_buffer={0:0}] [L20] COND TRUE count < 5 [L21] count++ VAL [count=1, my_jump_buffer={0:0}] [L22] CALL __VERIFIER_assert(count >= 0 && count <= 5) VAL [\at(cond, Pre)=1, my_jump_buffer={0:0}] [L10] COND FALSE !(!(cond)) VAL [\at(cond, Pre)=1, my_jump_buffer={0:0}] [L22] RET __VERIFIER_assert(count >= 0 && count <= 5) VAL [count=1, my_jump_buffer={0:0}] [L23] longjmp(my_jump_buffer, 1) VAL [count=1, my_jump_buffer={0:0}] - UnprovableResult [Line: 10]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 16 locations, 21 edges, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 5 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 could not prove your program: unable to determine feasibility of some traces [2025-04-29 10:57:54,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3c0f8b6102d137bce918535b487546cdd1e15533640846cae7c7a9762296167f --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 10:57:55,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 10:57:56,078 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-04-29 10:57:56,083 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 10:57:56,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 10:57:56,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 10:57:56,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 10:57:56,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 10:57:56,103 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 10:57:56,103 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 10:57:56,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 10:57:56,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 10:57:56,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 10:57:56,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 10:57:56,105 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 10:57:56,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 10:57:56,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-29 10:57:56,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 10:57:56,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-29 10:57:56,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 10:57:56,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-29 10:57:56,106 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-29 10:57:56,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-04-29 10:57:56,106 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-04-29 10:57:56,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 10:57:56,107 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:57:56,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:57:56,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 10:57:56,107 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-29 10:57:56,108 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-29 10:57:56,108 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-04-29 10:57:56,108 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-04-29 10:57:56,108 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 10:57:56,108 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 10:57:56,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 10:57:56,108 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c0f8b6102d137bce918535b487546cdd1e15533640846cae7c7a9762296167f [2025-04-29 10:57:56,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 10:57:56,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 10:57:56,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 10:57:56,359 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 10:57:56,359 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 10:57:56,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c [2025-04-29 10:57:57,663 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a45421cea/ce0d4e4371a94d17affc863a5fd769b7/FLAGf1f74b9f9 [2025-04-29 10:57:57,800 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 10:57:57,800 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c [2025-04-29 10:57:57,802 WARN L117 ultiparseSymbolTable]: System include assert.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:57:57,802 WARN L117 ultiparseSymbolTable]: System include setjmp.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 10:57:57,806 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a45421cea/ce0d4e4371a94d17affc863a5fd769b7/FLAGf1f74b9f9 [2025-04-29 10:57:58,713 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a45421cea/ce0d4e4371a94d17affc863a5fd769b7 [2025-04-29 10:57:58,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 10:57:58,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 10:57:58,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 10:57:58,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 10:57:58,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 10:57:58,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a3ad19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58, skipping insertion in model container [2025-04-29 10:57:58,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,728 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 10:57:58,832 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c[398,411] [2025-04-29 10:57:58,842 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 10:57:58,846 INFO L200 MainTranslator]: Completed pre-run [2025-04-29 10:57:58,858 WARN L117 LibraryModelHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_16-counting-local-one-method_true.c[398,411] [2025-04-29 10:57:58,860 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 10:57:58,871 INFO L204 MainTranslator]: Completed translation [2025-04-29 10:57:58,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58 WrapperNode [2025-04-29 10:57:58,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 10:57:58,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-29 10:57:58,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-29 10:57:58,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-29 10:57:58,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,890 INFO L138 Inliner]: procedures = 6, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2025-04-29 10:57:58,891 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-29 10:57:58,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-29 10:57:58,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-29 10:57:58,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-29 10:57:58,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,897 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,901 INFO L175 MemorySlicer]: No memory access in input program. [2025-04-29 10:57:58,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,904 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-29 10:57:58,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-29 10:57:58,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-29 10:57:58,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-29 10:57:58,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (1/1) ... [2025-04-29 10:57:58,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 10:57:58,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:57:58,933 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) [2025-04-29 10:57:58,935 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 [2025-04-29 10:57:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-29 10:57:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-29 10:57:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-04-29 10:57:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-04-29 10:57:58,993 INFO L234 CfgBuilder]: Building ICFG [2025-04-29 10:57:58,994 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-29 10:57:59,063 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2025-04-29 10:57:59,063 INFO L283 CfgBuilder]: Performing block encoding [2025-04-29 10:57:59,070 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-29 10:57:59,071 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-04-29 10:57:59,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:57:59 BoogieIcfgContainer [2025-04-29 10:57:59,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-29 10:57:59,073 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-29 10:57:59,073 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-29 10:57:59,076 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-29 10:57:59,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 10:57:58" (1/3) ... [2025-04-29 10:57:59,076 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f06454f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 10:57:59, skipping insertion in model container [2025-04-29 10:57:59,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 10:57:58" (2/3) ... [2025-04-29 10:57:59,076 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f06454f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 10:57:59, skipping insertion in model container [2025-04-29 10:57:59,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:57:59" (3/3) ... [2025-04-29 10:57:59,077 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_16-counting-local-one-method_true.c [2025-04-29 10:57:59,086 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-29 10:57:59,088 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_16-counting-local-one-method_true.c that has 2 procedures, 16 locations, 21 edges, 1 initial locations, 1 loop locations, and 2 error locations. [2025-04-29 10:57:59,126 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-04-29 10:57:59,135 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=PETRI_NET, 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;@5db0e03d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-29 10:57:59,135 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-29 10:57:59,138 INFO L278 IsEmpty]: Start isEmpty. Operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-04-29 10:57:59,141 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-04-29 10:57:59,142 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:57:59,142 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:57:59,142 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:57:59,146 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:57:59,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1805660505, now seen corresponding path program 1 times [2025-04-29 10:57:59,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-04-29 10:57:59,154 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [508671167] [2025-04-29 10:57:59,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:57:59,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:57:59,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:57:59,157 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:57:59,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-04-29 10:57:59,200 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-04-29 10:57:59,206 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-04-29 10:57:59,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:57:59,206 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 10:57:59,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-04-29 10:57:59,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-04-29 10:57:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-29 10:57:59,313 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-04-29 10:57:59,313 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-04-29 10:57:59,313 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508671167] [2025-04-29 10:57:59,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [508671167] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-29 10:57:59,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-29 10:57:59,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-04-29 10:57:59,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515258285] [2025-04-29 10:57:59,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-29 10:57:59,318 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-29 10:57:59,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-04-29 10:57:59,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-29 10:57:59,343 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-04-29 10:57:59,344 INFO L87 Difference]: Start difference. First operand has 16 states, 10 states have (on average 1.5) internal successors, (15), 13 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-29 10:57:59,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-04-29 10:57:59,399 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2025-04-29 10:57:59,400 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-29 10:57:59,401 INFO L79 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2025-04-29 10:57:59,402 INFO L85 Accepts]: Finished accepts. some prefix is accepted. [2025-04-29 10:57:59,405 INFO L225 Difference]: With dead ends: 22 [2025-04-29 10:57:59,405 INFO L226 Difference]: Without dead ends: 10 [2025-04-29 10:57:59,407 INFO L436 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-04-29 10:57:59,411 INFO L437 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-04-29 10:57:59,412 INFO L438 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 20 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-04-29 10:57:59,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2025-04-29 10:57:59,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2025-04-29 10:57:59,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-04-29 10:57:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9 transitions. [2025-04-29 10:57:59,432 INFO L79 Accepts]: Start accepts. Automaton has 10 states and 9 transitions. Word has length 7 [2025-04-29 10:57:59,432 INFO L85 Accepts]: Finished accepts. word is rejected. [2025-04-29 10:57:59,432 INFO L485 AbstractCegarLoop]: Abstraction has 10 states and 9 transitions. [2025-04-29 10:57:59,432 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-29 10:57:59,432 INFO L278 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2025-04-29 10:57:59,433 INFO L284 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2025-04-29 10:57:59,433 INFO L210 NwaCegarLoop]: Found error trace [2025-04-29 10:57:59,433 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 10:57:59,439 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-04-29 10:57:59,633 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:57:59,634 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-04-29 10:57:59,634 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 10:57:59,634 INFO L85 PathProgramCache]: Analyzing trace with hash 73112514, now seen corresponding path program 1 times [2025-04-29 10:57:59,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-04-29 10:57:59,635 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [41570984] [2025-04-29 10:57:59,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 10:57:59,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:57:59,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 10:57:59,637 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-04-29 10:57:59,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-04-29 10:57:59,655 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-29 10:57:59,658 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-29 10:57:59,658 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:57:59,658 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-29 10:57:59,658 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-29 10:57:59,661 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-04-29 10:57:59,666 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-04-29 10:57:59,668 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 10:57:59,668 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-29 10:57:59,675 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-04-29 10:57:59,675 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-29 10:57:59,676 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2025-04-29 10:57:59,677 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2025-04-29 10:57:59,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-04-29 10:57:59,877 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-04-29 10:57:59,880 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-04-29 10:57:59,898 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-29 10:57:59,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 10:57:59 BoogieIcfgContainer [2025-04-29 10:57:59,900 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-29 10:57:59,900 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-04-29 10:57:59,901 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-04-29 10:57:59,901 INFO L274 PluginConnector]: Witness Printer initialized [2025-04-29 10:57:59,901 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 10:57:59" (3/4) ... [2025-04-29 10:57:59,903 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-04-29 10:57:59,903 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-04-29 10:57:59,904 INFO L158 Benchmark]: Toolchain (without parser) took 1188.30ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 48.3MB in the end (delta: 11.2MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2025-04-29 10:57:59,904 INFO L158 Benchmark]: CDTParser took 2.00ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:59,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 155.85ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 46.2MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:57:59,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.06ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:59,905 INFO L158 Benchmark]: Boogie Preprocessor took 18.48ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 43.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:59,905 INFO L158 Benchmark]: RCFGBuilder took 161.26ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 34.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 10:57:59,905 INFO L158 Benchmark]: TraceAbstraction took 827.45ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 48.9MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:59,905 INFO L158 Benchmark]: Witness Printer took 2.85ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 48.3MB in the end (delta: 542.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 10:57:59,906 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 62.3MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 155.85ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 46.2MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.06ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.48ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 43.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 161.26ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 34.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 827.45ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 48.9MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.85ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 48.3MB in the end (delta: 542.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 23]: Unable to prove that there are no unsupported features in the program Unable to prove that there are no unsupported features in the program Reason: overapproximation of longjmp at line 23. Possible FailurePath: [L14] jmp_buf my_jump_buffer; VAL [my_jump_buffer={0:0}] [L18] volatile int count = 0; VAL [count=0, my_jump_buffer={0:0}] [L20] COND TRUE count < 5 [L21] count++ VAL [count=1, my_jump_buffer={0:0}] [L22] CALL __VERIFIER_assert(count >= 0 && count <= 5) VAL [\at(cond, Pre)=1, my_jump_buffer={0:0}] [L10] COND FALSE !(!(cond)) VAL [\at(cond, Pre)=1, my_jump_buffer={0:0}] [L22] RET __VERIFIER_assert(count >= 0 && count <= 5) VAL [count=1, my_jump_buffer={0:0}] [L23] longjmp(my_jump_buffer, 1) VAL [count=1, my_jump_buffer={0:0}] - UnprovableResult [Line: 10]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 16 locations, 21 edges, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 5 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 1 NumberOfNonLiveVariables, 13 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 could not prove your program: unable to determine feasibility of some traces [2025-04-29 10:57:59,918 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample