/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/longjmp/68-longjmp_18-simple-else_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-20 14:58:10,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-20 14:58:10,552 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-20 14:58:10,555 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-20 14:58:10,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-20 14:58:10,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-20 14:58:10,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-20 14:58:10,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-20 14:58:10,578 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-20 14:58:10,579 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-20 14:58:10,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-20 14:58:10,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-20 14:58:10,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-20 14:58:10,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-20 14:58:10,585 INFO L153 SettingsManager]: * Use SBE=true [2023-12-20 14:58:10,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-20 14:58:10,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-20 14:58:10,587 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-20 14:58:10,587 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-20 14:58:10,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-20 14:58:10,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-20 14:58:10,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-20 14:58:10,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-20 14:58:10,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-20 14:58:10,588 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-20 14:58:10,588 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-20 14:58:10,588 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-20 14:58:10,588 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-20 14:58:10,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-20 14:58:10,589 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-20 14:58:10,589 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 14:58:10,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-20 14:58:10,590 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-20 14:58:10,591 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-20 14:58:10,591 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-20 14:58:10,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-20 14:58:10,591 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-20 14:58:10,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-20 14:58:10,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-20 14:58:10,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-20 14:58:10,788 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-20 14:58:10,789 INFO L274 PluginConnector]: CDTParser initialized [2023-12-20 14:58:10,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/longjmp/68-longjmp_18-simple-else_unknown_1_neg.i [2023-12-20 14:58:11,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-20 14:58:12,061 INFO L384 CDTParser]: Found 1 translation units. [2023-12-20 14:58:12,061 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_18-simple-else_unknown_1_neg.i [2023-12-20 14:58:12,073 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f98ac11/f108f9f9dba64df38893a69e3ea927f8/FLAG1f0b4ace1 [2023-12-20 14:58:12,085 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f98ac11/f108f9f9dba64df38893a69e3ea927f8 [2023-12-20 14:58:12,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-20 14:58:12,088 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-20 14:58:12,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-20 14:58:12,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-20 14:58:12,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-20 14:58:12,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437386a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12, skipping insertion in model container [2023-12-20 14:58:12,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-20 14:58:12,239 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_18-simple-else_unknown_1_neg.i[1094,1107] [2023-12-20 14:58:12,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 14:58:12,369 INFO L202 MainTranslator]: Completed pre-run [2023-12-20 14:58:12,380 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_18-simple-else_unknown_1_neg.i[1094,1107] [2023-12-20 14:58:12,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-20 14:58:12,438 INFO L206 MainTranslator]: Completed translation [2023-12-20 14:58:12,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12 WrapperNode [2023-12-20 14:58:12,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-20 14:58:12,439 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-20 14:58:12,439 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-20 14:58:12,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-20 14:58:12,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,470 INFO L138 Inliner]: procedures = 187, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 39 [2023-12-20 14:58:12,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-20 14:58:12,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-20 14:58:12,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-20 14:58:12,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-20 14:58:12,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,479 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,501 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-20 14:58:12,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-20 14:58:12,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-20 14:58:12,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-20 14:58:12,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-20 14:58:12,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (1/1) ... [2023-12-20 14:58:12,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-20 14:58:12,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-20 14:58:12,537 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) [2023-12-20 14:58:12,555 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 [2023-12-20 14:58:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-20 14:58:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-20 14:58:12,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-20 14:58:12,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-20 14:58:12,651 INFO L241 CfgBuilder]: Building ICFG [2023-12-20 14:58:12,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-20 14:58:12,769 INFO L282 CfgBuilder]: Performing block encoding [2023-12-20 14:58:12,804 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-20 14:58:12,805 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-20 14:58:12,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 02:58:12 BoogieIcfgContainer [2023-12-20 14:58:12,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-20 14:58:12,807 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-20 14:58:12,807 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-20 14:58:12,809 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-20 14:58:12,809 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.12 02:58:12" (1/3) ... [2023-12-20 14:58:12,810 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28da65f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 02:58:12, skipping insertion in model container [2023-12-20 14:58:12,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.12 02:58:12" (2/3) ... [2023-12-20 14:58:12,810 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28da65f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.12 02:58:12, skipping insertion in model container [2023-12-20 14:58:12,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 02:58:12" (3/3) ... [2023-12-20 14:58:12,811 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_18-simple-else_unknown_1_neg.i [2023-12-20 14:58:12,823 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-20 14:58:12,823 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-12-20 14:58:12,854 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-20 14:58:12,858 INFO L357 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, mHoare=true, 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;@339689e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-20 14:58:12,859 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-12-20 14:58:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-20 14:58:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-20 14:58:12,866 INFO L187 NwaCegarLoop]: Found error trace [2023-12-20 14:58:12,867 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-12-20 14:58:12,867 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN] === [2023-12-20 14:58:12,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-20 14:58:12,871 INFO L85 PathProgramCache]: Analyzing trace with hash 62627, now seen corresponding path program 1 times [2023-12-20 14:58:12,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-20 14:58:12,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40561759] [2023-12-20 14:58:12,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-20 14:58:12,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-20 14:58:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 14:58:12,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-20 14:58:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-20 14:58:12,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-20 14:58:13,003 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-20 14:58:13,004 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-12-20 14:58:13,013 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2023-12-20 14:58:13,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-20 14:58:13,017 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-20 14:58:13,023 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-20 14:58:13,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.12 02:58:13 BoogieIcfgContainer [2023-12-20 14:58:13,038 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-20 14:58:13,040 INFO L158 Benchmark]: Toolchain (without parser) took 950.95ms. Allocated memory was 216.0MB in the beginning and 275.8MB in the end (delta: 59.8MB). Free memory was 163.5MB in the beginning and 236.3MB in the end (delta: -72.8MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 14:58:13,041 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 216.0MB. Free memory is still 162.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 14:58:13,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.47ms. Allocated memory is still 216.0MB. Free memory was 163.5MB in the beginning and 141.5MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2023-12-20 14:58:13,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.95ms. Allocated memory is still 216.0MB. Free memory was 141.5MB in the beginning and 139.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-12-20 14:58:13,046 INFO L158 Benchmark]: Boogie Preprocessor took 37.56ms. Allocated memory is still 216.0MB. Free memory was 139.4MB in the beginning and 137.7MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-12-20 14:58:13,047 INFO L158 Benchmark]: RCFGBuilder took 296.35ms. Allocated memory is still 216.0MB. Free memory was 137.7MB in the beginning and 127.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-12-20 14:58:13,047 INFO L158 Benchmark]: TraceAbstraction took 231.20ms. Allocated memory was 216.0MB in the beginning and 275.8MB in the end (delta: 59.8MB). Free memory was 126.5MB in the beginning and 236.3MB in the end (delta: -109.8MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-20 14:58:13,053 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 216.0MB. Free memory is still 162.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 350.47ms. Allocated memory is still 216.0MB. Free memory was 163.5MB in the beginning and 141.5MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.95ms. Allocated memory is still 216.0MB. Free memory was 141.5MB in the beginning and 139.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 37.56ms. Allocated memory is still 216.0MB. Free memory was 139.4MB in the beginning and 137.7MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 296.35ms. Allocated memory is still 216.0MB. Free memory was 137.7MB in the beginning and 127.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 231.20ms. Allocated memory was 216.0MB in the beginning and 275.8MB in the end (delta: 59.8MB). Free memory was 126.5MB in the beginning and 236.3MB in the end (delta: -109.8MB). There was no memory consumed. Max. memory is 8.0GB. * 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 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L723] jmp_buf env_buffer; [L724] int global = 0; [L730] int val; [L731] jmp_buf env_buffer2; [L732] val = _setjmp (env_buffer) [L733] CALL __VERIFIER_assert(!(global == 0)) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, global=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, global=0] - UnprovableResult [Line: 727]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 RESULT: Ultimate proved your program to be incorrect! [2023-12-20 14:58:13,073 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...