/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_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-22 03:25:50,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-22 03:25:50,108 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-22 03:25:50,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-22 03:25:50,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-22 03:25:50,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-22 03:25:50,134 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-22 03:25:50,134 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-22 03:25:50,135 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-22 03:25:50,138 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-22 03:25:50,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-22 03:25:50,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-22 03:25:50,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-22 03:25:50,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-22 03:25:50,140 INFO L153 SettingsManager]: * Use SBE=true [2023-12-22 03:25:50,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-22 03:25:50,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-22 03:25:50,141 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-22 03:25:50,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-22 03:25:50,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-22 03:25:50,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-22 03:25:50,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-22 03:25:50,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-22 03:25:50,142 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-22 03:25:50,142 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-22 03:25:50,142 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-22 03:25:50,143 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-22 03:25:50,143 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-22 03:25:50,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-22 03:25:50,143 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-22 03:25:50,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-22 03:25:50,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-22 03:25:50,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-22 03:25:50,144 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-22 03:25:50,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 03:25:50,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-22 03:25:50,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-22 03:25:50,145 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-22 03:25:50,145 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-22 03:25:50,145 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-22 03:25:50,145 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-22 03:25:50,145 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-22 03:25:50,145 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-22 03:25:50,146 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-22 03:25:50,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-22 03:25:50,146 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-22 03:25:50,146 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-22 03:25:50,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-22 03:25:50,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-22 03:25:50,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-22 03:25:50,351 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-22 03:25:50,352 INFO L274 PluginConnector]: CDTParser initialized [2023-12-22 03:25:50,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i [2023-12-22 03:25:51,426 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-22 03:25:51,598 INFO L384 CDTParser]: Found 1 translation units. [2023-12-22 03:25:51,598 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/longjmp/68-longjmp_42-poison-reduced_true.i [2023-12-22 03:25:51,615 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5f966336/f5358b5e50124708b51d1d1351fc2da5/FLAGfdb35d37c [2023-12-22 03:25:51,628 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5f966336/f5358b5e50124708b51d1d1351fc2da5 [2023-12-22 03:25:51,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-22 03:25:51,631 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-22 03:25:51,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-22 03:25:51,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-22 03:25:51,637 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-22 03:25:51,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:51,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1349b274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51, skipping insertion in model container [2023-12-22 03:25:51,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:51,676 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-22 03:25:51,804 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_42-poison-reduced_true.i[1088,1101] [2023-12-22 03:25:51,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 03:25:51,923 INFO L202 MainTranslator]: Completed pre-run [2023-12-22 03:25:51,931 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_42-poison-reduced_true.i[1088,1101] [2023-12-22 03:25:51,949 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 03:25:51,974 INFO L206 MainTranslator]: Completed translation [2023-12-22 03:25:51,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51 WrapperNode [2023-12-22 03:25:51,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-22 03:25:51,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-22 03:25:51,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-22 03:25:51,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-22 03:25:51,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:51,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,020 INFO L138 Inliner]: procedures = 127, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2023-12-22 03:25:52,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-22 03:25:52,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-22 03:25:52,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-22 03:25:52,021 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-22 03:25:52,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,033 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,042 INFO L175 MemorySlicer]: Split 6 memory accesses to 3 slices as follows [2, 2, 2]. 33 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2023-12-22 03:25:52,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,051 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-22 03:25:52,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-22 03:25:52,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-22 03:25:52,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-22 03:25:52,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (1/1) ... [2023-12-22 03:25:52,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 03:25:52,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-22 03:25:52,115 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) [2023-12-22 03:25:52,140 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 [2023-12-22 03:25:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-12-22 03:25:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-12-22 03:25:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-12-22 03:25:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure set_g_to_keyword [2023-12-22 03:25:52,145 INFO L138 BoogieDeclarations]: Found implementation of procedure set_g_to_keyword [2023-12-22 03:25:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-22 03:25:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-12-22 03:25:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-22 03:25:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-22 03:25:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-12-22 03:25:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-12-22 03:25:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-22 03:25:52,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-22 03:25:52,221 INFO L241 CfgBuilder]: Building ICFG [2023-12-22 03:25:52,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-22 03:25:52,337 INFO L282 CfgBuilder]: Performing block encoding [2023-12-22 03:25:52,377 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-22 03:25:52,377 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-22 03:25:52,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:25:52 BoogieIcfgContainer [2023-12-22 03:25:52,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-22 03:25:52,379 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-22 03:25:52,379 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-22 03:25:52,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-22 03:25:52,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:25:51" (1/3) ... [2023-12-22 03:25:52,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33984455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:25:52, skipping insertion in model container [2023-12-22 03:25:52,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:25:51" (2/3) ... [2023-12-22 03:25:52,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33984455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:25:52, skipping insertion in model container [2023-12-22 03:25:52,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:25:52" (3/3) ... [2023-12-22 03:25:52,383 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_42-poison-reduced_true.i [2023-12-22 03:25:52,395 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-22 03:25:52,395 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-12-22 03:25:52,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-22 03:25:52,466 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;@63e58462, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-22 03:25:52,467 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-12-22 03:25:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 14 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-12-22 03:25:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-22 03:25:52,479 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:25:52,479 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-22 03:25:52,480 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN] === [2023-12-22 03:25:52,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:25:52,486 INFO L85 PathProgramCache]: Analyzing trace with hash 2239388, now seen corresponding path program 1 times [2023-12-22 03:25:52,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:25:52,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735640310] [2023-12-22 03:25:52,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:25:52,501 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:25:52,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:25:52,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:25:52,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-22 03:25:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 03:25:52,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-22 03:25:52,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 03:25:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-22 03:25:52,624 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 03:25:52,625 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 03:25:52,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735640310] [2023-12-22 03:25:52,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [735640310] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 03:25:52,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 03:25:52,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-22 03:25:52,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120772866] [2023-12-22 03:25:52,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 03:25:52,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-22 03:25:52,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 03:25:52,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-22 03:25:52,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 03:25:52,671 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 14 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-12-22 03:25:52,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 03:25:52,703 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2023-12-22 03:25:52,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-22 03:25:52,707 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) Word has length 4 [2023-12-22 03:25:52,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 03:25:52,712 INFO L225 Difference]: With dead ends: 21 [2023-12-22 03:25:52,712 INFO L226 Difference]: Without dead ends: 10 [2023-12-22 03:25:52,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 03:25:52,719 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-22 03:25:52,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-22 03:25:52,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2023-12-22 03:25:52,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2023-12-22 03:25:52,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-22 03:25:52,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2023-12-22 03:25:52,743 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 4 [2023-12-22 03:25:52,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 03:25:52,743 INFO L495 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2023-12-22 03:25:52,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-12-22 03:25:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2023-12-22 03:25:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-22 03:25:52,747 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 03:25:52,747 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 03:25:52,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-12-22 03:25:52,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:25:52,953 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN] === [2023-12-22 03:25:52,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 03:25:52,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1131563513, now seen corresponding path program 1 times [2023-12-22 03:25:52,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 03:25:52,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [490639905] [2023-12-22 03:25:52,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 03:25:52,954 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:25:52,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 03:25:52,956 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 03:25:52,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-22 03:25:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-22 03:25:53,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-22 03:25:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-22 03:25:53,081 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-12-22 03:25:53,081 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-22 03:25:53,082 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONUNKNOWN (1 of 2 remaining) [2023-12-22 03:25:53,084 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-12-22 03:25:53,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-22 03:25:53,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 03:25:53,288 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-22 03:25:53,291 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-22 03:25:53,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 03:25:53 BoogieIcfgContainer [2023-12-22 03:25:53,309 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-22 03:25:53,309 INFO L158 Benchmark]: Toolchain (without parser) took 1678.06ms. Allocated memory is still 286.3MB. Free memory was 234.1MB in the beginning and 224.0MB in the end (delta: 10.1MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2023-12-22 03:25:53,309 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 198.2MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-22 03:25:53,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.91ms. Allocated memory is still 286.3MB. Free memory was 234.1MB in the beginning and 215.1MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-12-22 03:25:53,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.14ms. Allocated memory is still 286.3MB. Free memory was 215.1MB in the beginning and 213.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-22 03:25:53,310 INFO L158 Benchmark]: Boogie Preprocessor took 36.89ms. Allocated memory is still 286.3MB. Free memory was 213.1MB in the beginning and 210.3MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-22 03:25:53,311 INFO L158 Benchmark]: RCFGBuilder took 319.14ms. Allocated memory is still 286.3MB. Free memory was 210.3MB in the beginning and 196.4MB in the end (delta: 13.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-12-22 03:25:53,311 INFO L158 Benchmark]: TraceAbstraction took 929.35ms. Allocated memory is still 286.3MB. Free memory was 195.6MB in the beginning and 224.0MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-22 03:25:53,312 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 198.2MB. Free memory is still 148.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 341.91ms. Allocated memory is still 286.3MB. Free memory was 234.1MB in the beginning and 215.1MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.14ms. Allocated memory is still 286.3MB. Free memory was 215.1MB in the beginning and 213.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.89ms. Allocated memory is still 286.3MB. Free memory was 213.1MB in the beginning and 210.3MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 319.14ms. Allocated memory is still 286.3MB. Free memory was 210.3MB in the beginning and 196.4MB in the end (delta: 13.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 929.35ms. Allocated memory is still 286.3MB. Free memory was 195.6MB in the beginning and 224.0MB in the end (delta: -28.4MB). 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 - UnprovableResult [Line: 579]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 579. Possible FailurePath: [L551] jmp_buf env_buffer; [L568] struct c* ab = malloc(sizeof(struct c)); [L569] int x; VAL [ab={3:0}] [L570] COND FALSE !(_setjmp (env_buffer)) [L575] CALL set_g_to_keyword(ab) VAL [t={3:0}] [L563] char keyword[20]; [L564] keyword[0] = 'a' [L565] t->g = keyword [L575] RET set_g_to_keyword(ab) VAL [ab={3:0}] [L576] x = 1 [L577] CALL u(ab) [L556] EXPR t->g [L556] EXPR t->g [L556] COND TRUE *t->g [L557] return 2; VAL [\result=2, t={3:0}, t={3:0}] [L577] RET u(ab) [L578] x = 2 VAL [ab={3:0}, x=2] [L579] longjmp(env_buffer, 1) VAL [ab={3:0}, x=2] - 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, 17 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, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 8 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 36 ConjunctsInSsa, 1 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-22 03:25:53,325 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...