./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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 ../sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i -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 418d92b2030fda4fdb1f6d4375f06732ddc0ff7a311f3c5fff06600398111aff --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 09:47:29,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 09:47:29,680 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-03 09:47:29,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 09:47:29,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 09:47:29,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 09:47:29,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 09:47:29,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 09:47:29,706 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 09:47:29,706 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 09:47:29,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 09:47:29,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 09:47:29,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 09:47:29,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 09:47:29,707 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 09:47:29,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 09:47:29,708 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 09:47:29,709 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 09:47:29,709 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 09:47:29,709 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 09:47:29,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 09:47:29,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 09:47:29,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 09:47:29,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 09:47:29,710 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 09:47:29,710 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 -> 418d92b2030fda4fdb1f6d4375f06732ddc0ff7a311f3c5fff06600398111aff [2025-03-03 09:47:29,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 09:47:29,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 09:47:29,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 09:47:29,933 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 09:47:29,934 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 09:47:29,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i [2025-03-03 09:47:31,047 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b3b3ba9/974d20162e6c4dbcb411f212ac9f17a5/FLAG3cf053f1c [2025-03-03 09:47:31,315 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 09:47:31,316 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i [2025-03-03 09:47:31,328 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b3b3ba9/974d20162e6c4dbcb411f212ac9f17a5/FLAG3cf053f1c [2025-03-03 09:47:31,624 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1b3b3ba9/974d20162e6c4dbcb411f212ac9f17a5 [2025-03-03 09:47:31,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 09:47:31,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 09:47:31,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 09:47:31,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 09:47:31,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 09:47:31,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa5e6e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31, skipping insertion in model container [2025-03-03 09:47:31,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,648 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 09:47:31,744 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i[1086,1099] [2025-03-03 09:47:31,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 09:47:31,830 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 09:47:31,836 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i[1086,1099] [2025-03-03 09:47:31,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 09:47:31,889 INFO L204 MainTranslator]: Completed translation [2025-03-03 09:47:31,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31 WrapperNode [2025-03-03 09:47:31,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 09:47:31,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 09:47:31,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 09:47:31,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 09:47:31,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,921 INFO L138 Inliner]: procedures = 193, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2025-03-03 09:47:31,923 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 09:47:31,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 09:47:31,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 09:47:31,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 09:47:31,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,932 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,941 INFO L175 MemorySlicer]: Split 5 memory accesses to 2 slices as follows [2, 3]. 60 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1]. The 1 writes are split as follows [0, 1]. [2025-03-03 09:47:31,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,947 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,949 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 09:47:31,951 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 09:47:31,951 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 09:47:31,951 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 09:47:31,952 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (1/1) ... [2025-03-03 09:47:31,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 09:47:31,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 09:47:31,976 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) [2025-03-03 09:47:31,981 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 [2025-03-03 09:47:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-03 09:47:31,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-03 09:47:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 09:47:31,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 09:47:32,060 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 09:47:32,062 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 09:47:32,149 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L746: call ULTIMATE.dealloc(main_~#val~0#1.base, main_~#val~0#1.offset);havoc main_~#val~0#1.base, main_~#val~0#1.offset; [2025-03-03 09:47:32,161 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-03 09:47:32,161 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 09:47:32,166 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 09:47:32,167 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 09:47:32,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:47:32 BoogieIcfgContainer [2025-03-03 09:47:32,167 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 09:47:32,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 09:47:32,170 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 09:47:32,175 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 09:47:32,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:47:31" (1/3) ... [2025-03-03 09:47:32,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@319dd913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:47:32, skipping insertion in model container [2025-03-03 09:47:32,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:31" (2/3) ... [2025-03-03 09:47:32,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@319dd913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:47:32, skipping insertion in model container [2025-03-03 09:47:32,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:47:32" (3/3) ... [2025-03-03 09:47:32,178 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_22-multifun-arg_true.i [2025-03-03 09:47:32,190 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 09:47:32,192 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_22-multifun-arg_true.i that has 2 procedures, 24 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2025-03-03 09:47:32,233 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 09:47:32,241 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=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;@3cd0619, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 09:47:32,241 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-03-03 09:47:32,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 16 states have (on average 1.3125) internal successors, (21), 19 states have internal predecessors, (21), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-03-03 09:47:32,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-03 09:47:32,248 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 09:47:32,249 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-03-03 09:47:32,250 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 09:47:32,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 09:47:32,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1449088791, now seen corresponding path program 1 times [2025-03-03 09:47:32,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 09:47:32,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054462286] [2025-03-03 09:47:32,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 09:47:32,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 09:47:32,339 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-03 09:47:32,365 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-03 09:47:32,365 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 09:47:32,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 09:47:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 09:47:32,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 09:47:32,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054462286] [2025-03-03 09:47:32,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054462286] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 09:47:32,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 09:47:32,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 09:47:32,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809215712] [2025-03-03 09:47:32,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 09:47:32,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 09:47:32,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 09:47:32,569 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 09:47:32,570 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 09:47:32,571 INFO L87 Difference]: Start difference. First operand has 24 states, 16 states have (on average 1.3125) internal successors, (21), 19 states have internal predecessors, (21), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 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) [2025-03-03 09:47:32,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 09:47:32,634 INFO L93 Difference]: Finished difference Result 47 states and 60 transitions. [2025-03-03 09:47:32,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 09:47:32,636 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 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 6 [2025-03-03 09:47:32,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 09:47:32,640 INFO L225 Difference]: With dead ends: 47 [2025-03-03 09:47:32,640 INFO L226 Difference]: Without dead ends: 22 [2025-03-03 09:47:32,642 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-03 09:47:32,644 INFO L435 NwaCegarLoop]: 20 mSDtfsCounter, 25 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 09:47:32,647 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 55 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 09:47:32,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2025-03-03 09:47:32,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2025-03-03 09:47:32,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 16 states have internal predecessors, (16), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-03-03 09:47:32,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2025-03-03 09:47:32,677 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 6 [2025-03-03 09:47:32,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 09:47:32,678 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2025-03-03 09:47:32,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 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) [2025-03-03 09:47:32,678 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2025-03-03 09:47:32,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-03-03 09:47:32,678 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 09:47:32,678 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 09:47:32,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 09:47:32,678 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 09:47:32,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 09:47:32,679 INFO L85 PathProgramCache]: Analyzing trace with hash -602088442, now seen corresponding path program 1 times [2025-03-03 09:47:32,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 09:47:32,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14327737] [2025-03-03 09:47:32,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 09:47:32,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 09:47:32,715 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-03 09:47:32,723 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-03 09:47:32,723 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 09:47:32,723 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 09:47:32,723 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 09:47:32,725 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-03 09:47:32,733 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-03 09:47:32,733 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 09:47:32,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 09:47:32,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 09:47:32,752 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 09:47:32,753 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2025-03-03 09:47:32,754 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2025-03-03 09:47:32,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 09:47:32,756 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 09:47:32,768 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 09:47:32,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 09:47:32 BoogieIcfgContainer [2025-03-03 09:47:32,773 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 09:47:32,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 09:47:32,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 09:47:32,774 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 09:47:32,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:47:32" (3/4) ... [2025-03-03 09:47:32,776 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 09:47:32,777 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 09:47:32,778 INFO L158 Benchmark]: Toolchain (without parser) took 1150.62ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 100.2MB in the end (delta: 9.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2025-03-03 09:47:32,778 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:32,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.62ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 87.1MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 09:47:32,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.83ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 85.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:32,778 INFO L158 Benchmark]: Boogie Preprocessor took 26.74ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 84.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:32,779 INFO L158 Benchmark]: IcfgBuilder took 216.13ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 71.7MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 09:47:32,779 INFO L158 Benchmark]: TraceAbstraction took 603.66ms. Allocated memory is still 142.6MB. Free memory was 71.7MB in the beginning and 100.3MB in the end (delta: -28.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:32,779 INFO L158 Benchmark]: Witness Printer took 3.32ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 100.2MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:32,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.62ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 87.1MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.83ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 85.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.74ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 84.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 216.13ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 71.7MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 603.66ms. Allocated memory is still 142.6MB. Free memory was 71.7MB in the beginning and 100.3MB in the end (delta: -28.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.32ms. Allocated memory is still 142.6MB. Free memory was 100.3MB in the beginning and 100.2MB in the end (delta: 41.6kB). 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: 738]: 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 738. Possible FailurePath: [L734] jmp_buf env_buffer; [L735] int global = 0; VAL [global=0] [L746] volatile int val = 0; [L746] volatile int val = 0; VAL [global=0] [L747] CALL __VERIFIER_assert(global == 0) VAL [\old(cond)=1, global=0] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, global=0] [L747] RET __VERIFIER_assert(global == 0) VAL [global=0, val={16:0}] [L748] int x = _setjmp (env_buffer); VAL [global=0, val={16:0}, x=0] [L749] COND TRUE 0 == x [L750] CALL fun(&val) [L741] global = 42 [L742] *ptr = 1 [L743] CALL foo() [L737] int local = 7; VAL [global=42] [L738] longjmp(env_buffer, 2) VAL [global=42] - UnprovableResult [Line: 19]: 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, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 35 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0.2s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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 [2025-03-03 09:47:32,796 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 ../sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i -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 418d92b2030fda4fdb1f6d4375f06732ddc0ff7a311f3c5fff06600398111aff --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 09:47:34,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 09:47:34,594 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2025-03-03 09:47:34,598 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 09:47:34,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 09:47:34,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 09:47:34,623 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 09:47:34,623 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 09:47:34,623 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 09:47:34,624 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 09:47:34,624 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 09:47:34,624 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 09:47:34,625 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 09:47:34,625 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 09:47:34,625 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 09:47:34,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 09:47:34,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 09:47:34,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 09:47:34,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 09:47:34,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 09:47:34,626 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 09:47:34,626 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 09:47:34,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 09:47:34,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 09:47:34,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 09:47:34,627 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 09:47:34,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 09:47:34,627 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 09:47:34,627 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 09:47:34,628 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 09:47:34,628 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 09:47:34,628 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 09:47:34,628 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 09:47:34,628 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 -> 418d92b2030fda4fdb1f6d4375f06732ddc0ff7a311f3c5fff06600398111aff [2025-03-03 09:47:34,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 09:47:34,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 09:47:34,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 09:47:34,847 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 09:47:34,847 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 09:47:34,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i [2025-03-03 09:47:36,020 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2612cb666/126bb26da96b47adab76ce35e9e2a958/FLAGd75c96f7d [2025-03-03 09:47:36,264 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 09:47:36,265 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i [2025-03-03 09:47:36,284 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2612cb666/126bb26da96b47adab76ce35e9e2a958/FLAGd75c96f7d [2025-03-03 09:47:36,594 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2612cb666/126bb26da96b47adab76ce35e9e2a958 [2025-03-03 09:47:36,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 09:47:36,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 09:47:36,597 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 09:47:36,597 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 09:47:36,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 09:47:36,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:36,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7394cde8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36, skipping insertion in model container [2025-03-03 09:47:36,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:36,626 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 09:47:36,743 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i[1086,1099] [2025-03-03 09:47:36,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 09:47:36,905 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 09:47:36,914 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_22-multifun-arg_true.i[1086,1099] [2025-03-03 09:47:36,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 09:47:36,971 INFO L204 MainTranslator]: Completed translation [2025-03-03 09:47:36,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36 WrapperNode [2025-03-03 09:47:36,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 09:47:36,973 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 09:47:36,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 09:47:36,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 09:47:36,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:36,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,003 INFO L138 Inliner]: procedures = 197, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2025-03-03 09:47:37,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 09:47:37,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 09:47:37,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 09:47:37,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 09:47:37,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,012 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,030 INFO L175 MemorySlicer]: Split 5 memory accesses to 2 slices as follows [2, 3]. 60 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1]. The 1 writes are split as follows [0, 1]. [2025-03-03 09:47:37,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,031 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,039 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 09:47:37,044 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 09:47:37,044 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 09:47:37,044 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 09:47:37,045 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (1/1) ... [2025-03-03 09:47:37,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 09:47:37,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 09:47:37,067 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) [2025-03-03 09:47:37,069 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 [2025-03-03 09:47:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-03-03 09:47:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-03-03 09:47:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2025-03-03 09:47:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-03 09:47:37,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-03 09:47:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 09:47:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 09:47:37,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 09:47:37,151 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 09:47:37,153 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 09:47:37,292 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L746: call ULTIMATE.dealloc(main_~#val~0#1.base, main_~#val~0#1.offset);havoc main_~#val~0#1.base, main_~#val~0#1.offset; [2025-03-03 09:47:37,305 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-03 09:47:37,305 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 09:47:37,315 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 09:47:37,315 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 09:47:37,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:47:37 BoogieIcfgContainer [2025-03-03 09:47:37,316 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 09:47:37,318 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 09:47:37,318 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 09:47:37,323 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 09:47:37,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:47:36" (1/3) ... [2025-03-03 09:47:37,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2a0b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:47:37, skipping insertion in model container [2025-03-03 09:47:37,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:47:36" (2/3) ... [2025-03-03 09:47:37,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2a0b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:47:37, skipping insertion in model container [2025-03-03 09:47:37,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:47:37" (3/3) ... [2025-03-03 09:47:37,326 INFO L128 eAbstractionObserver]: Analyzing ICFG 68-longjmp_22-multifun-arg_true.i [2025-03-03 09:47:37,338 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 09:47:37,339 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 68-longjmp_22-multifun-arg_true.i that has 2 procedures, 24 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2025-03-03 09:47:37,381 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 09:47:37,392 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=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;@44f61431, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 09:47:37,392 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-03-03 09:47:37,395 INFO L276 IsEmpty]: Start isEmpty. Operand has 24 states, 16 states have (on average 1.3125) internal successors, (21), 19 states have internal predecessors, (21), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-03-03 09:47:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-03 09:47:37,400 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 09:47:37,401 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-03-03 09:47:37,401 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 09:47:37,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 09:47:37,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1449088791, now seen corresponding path program 1 times [2025-03-03 09:47:37,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 09:47:37,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1061783855] [2025-03-03 09:47:37,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 09:47:37,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 09:47:37,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 09:47:37,418 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) [2025-03-03 09:47:37,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 09:47:37,504 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-03 09:47:37,538 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-03 09:47:37,538 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 09:47:37,539 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 09:47:37,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-03 09:47:37,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 09:47:37,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 09:47:37,613 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 09:47:37,613 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 09:47:37,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061783855] [2025-03-03 09:47:37,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061783855] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 09:47:37,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 09:47:37,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 09:47:37,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041515928] [2025-03-03 09:47:37,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 09:47:37,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 09:47:37,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 09:47:37,633 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 09:47:37,634 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 09:47:37,635 INFO L87 Difference]: Start difference. First operand has 24 states, 16 states have (on average 1.3125) internal successors, (21), 19 states have internal predecessors, (21), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 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) [2025-03-03 09:47:37,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 09:47:37,706 INFO L93 Difference]: Finished difference Result 47 states and 60 transitions. [2025-03-03 09:47:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 09:47:37,708 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 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 6 [2025-03-03 09:47:37,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 09:47:37,712 INFO L225 Difference]: With dead ends: 47 [2025-03-03 09:47:37,713 INFO L226 Difference]: Without dead ends: 22 [2025-03-03 09:47:37,714 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-03 09:47:37,717 INFO L435 NwaCegarLoop]: 20 mSDtfsCounter, 25 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 09:47:37,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 55 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 09:47:37,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2025-03-03 09:47:37,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2025-03-03 09:47:37,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 16 states have internal predecessors, (16), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2025-03-03 09:47:37,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2025-03-03 09:47:37,749 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 6 [2025-03-03 09:47:37,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 09:47:37,749 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2025-03-03 09:47:37,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.0) internal successors, (5), 3 states have internal predecessors, (5), 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) [2025-03-03 09:47:37,750 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2025-03-03 09:47:37,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-03-03 09:47:37,750 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 09:47:37,750 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 09:47:37,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 09:47:37,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 09:47:37,951 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 09:47:37,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 09:47:37,952 INFO L85 PathProgramCache]: Analyzing trace with hash -602088442, now seen corresponding path program 1 times [2025-03-03 09:47:37,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 09:47:37,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [216082487] [2025-03-03 09:47:37,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 09:47:37,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 09:47:37,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 09:47:37,954 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) [2025-03-03 09:47:37,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 09:47:38,008 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-03 09:47:38,050 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-03 09:47:38,050 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 09:47:38,050 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 09:47:38,050 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 09:47:38,063 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-03 09:47:38,089 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-03 09:47:38,089 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 09:47:38,089 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 09:47:38,103 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-03-03 09:47:38,103 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 09:47:38,106 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining) [2025-03-03 09:47:38,107 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2025-03-03 09:47:38,115 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-03 09:47:38,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 09:47:38,313 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 09:47:38,326 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 09:47:38,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 09:47:38 BoogieIcfgContainer [2025-03-03 09:47:38,328 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 09:47:38,328 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 09:47:38,328 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 09:47:38,328 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 09:47:38,328 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:47:37" (3/4) ... [2025-03-03 09:47:38,330 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 09:47:38,330 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 09:47:38,331 INFO L158 Benchmark]: Toolchain (without parser) took 1734.39ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 67.4MB in the end (delta: 24.0MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2025-03-03 09:47:38,331 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 63.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:38,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.18ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 67.6MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 09:47:38,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.50ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 65.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:38,331 INFO L158 Benchmark]: Boogie Preprocessor took 38.95ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 63.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:38,331 INFO L158 Benchmark]: IcfgBuilder took 272.02ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 51.0MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 09:47:38,331 INFO L158 Benchmark]: TraceAbstraction took 1009.39ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 68.2MB in the end (delta: -17.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:38,332 INFO L158 Benchmark]: Witness Printer took 2.19ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 67.4MB in the end (delta: 760.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 09:47:38,334 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 83.9MB. Free memory is still 63.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.18ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 67.6MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.50ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 65.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.95ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 63.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 272.02ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 51.0MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1009.39ms. Allocated memory is still 117.4MB. Free memory was 50.6MB in the beginning and 68.2MB in the end (delta: -17.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.19ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 67.4MB in the end (delta: 760.0kB). 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: 738]: 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 738. Possible FailurePath: [L734] jmp_buf env_buffer; [L735] int global = 0; VAL [global=0] [L746] volatile int val = 0; [L746] volatile int val = 0; VAL [global=0] [L747] CALL __VERIFIER_assert(global == 0) VAL [\old(cond)=1, global=0] [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, global=0] [L747] RET __VERIFIER_assert(global == 0) VAL [global=0, val={3:0}] [L748] int x = _setjmp (env_buffer); VAL [global=0, val={3:0}, x=0] [L749] COND TRUE 0 == x [L750] CALL fun(&val) [L741] global = 42 [L742] *ptr = 1 [L743] CALL foo() [L737] int local = 7; VAL [global=42] [L738] longjmp(env_buffer, 2) VAL [global=42] - UnprovableResult [Line: 19]: 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, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 35 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 20 mSDtfsCounter, 18 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=24occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 2 NumberOfNonLiveVariables, 57 ConjunctsInSsa, 4 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 [2025-03-03 09:47:38,349 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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample