./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 32bit --witnessprinter.graph.data.programhash fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:41:12,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:41:12,340 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 08:41:12,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:41:12,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:41:12,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:41:12,368 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:41:12,368 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:41:12,369 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:41:12,369 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:41:12,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:41:12,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:41:12,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:41:12,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:41:12,370 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:41:12,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:41:12,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:41:12,370 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:41:12,370 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:41:12,371 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:41:12,372 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:41:12,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:12,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:12,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:12,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:12,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:41:12,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:12,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:12,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:41:12,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:41:12,373 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-jdk21/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d [2025-01-09 08:41:12,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:41:12,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:41:12,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:41:12,603 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:41:12,603 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:41:12,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2025-01-09 08:41:13,697 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/efe81eb46/8f753857c8a34c1d91157d7f2415dbdc/FLAGd926c8eac [2025-01-09 08:41:13,944 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:41:13,945 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2025-01-09 08:41:13,955 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/efe81eb46/8f753857c8a34c1d91157d7f2415dbdc/FLAGd926c8eac [2025-01-09 08:41:14,268 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/efe81eb46/8f753857c8a34c1d91157d7f2415dbdc [2025-01-09 08:41:14,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:41:14,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:41:14,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:14,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:41:14,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:41:14,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e42eceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14, skipping insertion in model container [2025-01-09 08:41:14,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:41:14,375 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2025-01-09 08:41:14,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:14,441 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:41:14,449 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2025-01-09 08:41:14,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:14,482 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:41:14,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14 WrapperNode [2025-01-09 08:41:14,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:14,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:14,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:41:14,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:41:14,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,525 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2025-01-09 08:41:14,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:14,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:41:14,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:41:14,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:41:14,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,536 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,547 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]. [2025-01-09 08:41:14,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,553 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:41:14,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:41:14,570 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:41:14,570 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:41:14,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (1/1) ... [2025-01-09 08:41:14,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:14,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:14,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 08:41:14,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 08:41:14,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:41:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:41:14,618 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:41:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 08:41:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:41:14,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:41:14,673 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:41:14,674 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:41:14,935 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:41:14,935 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:41:14,946 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:41:14,947 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:41:14,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:14 BoogieIcfgContainer [2025-01-09 08:41:14,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:41:14,950 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:41:14,950 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:41:14,954 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:41:14,954 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:41:14" (1/3) ... [2025-01-09 08:41:14,955 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ba461b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:14, skipping insertion in model container [2025-01-09 08:41:14,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:14" (2/3) ... [2025-01-09 08:41:14,955 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ba461b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:14, skipping insertion in model container [2025-01-09 08:41:14,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:14" (3/3) ... [2025-01-09 08:41:14,957 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-4.i [2025-01-09 08:41:14,968 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:41:14,970 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-4.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:41:15,023 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:41:15,033 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;@48cd2358, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:41:15,034 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:41:15,037 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:41:15,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2025-01-09 08:41:15,047 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:15,048 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:41:15,048 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:15,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:15,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1106146292, now seen corresponding path program 1 times [2025-01-09 08:41:15,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:41:15,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634534400] [2025-01-09 08:41:15,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:15,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:41:15,136 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-01-09 08:41:15,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-01-09 08:41:15,156 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:15,157 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:15,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2025-01-09 08:41:15,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:41:15,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634534400] [2025-01-09 08:41:15,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634534400] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:41:15,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [146613893] [2025-01-09 08:41:15,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:15,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:15,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:15,305 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 08:41:15,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 08:41:15,372 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-01-09 08:41:15,443 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-01-09 08:41:15,444 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:15,444 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:15,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:41:15,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:15,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2025-01-09 08:41:15,484 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:41:15,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [146613893] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:41:15,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 08:41:15,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 08:41:15,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333806463] [2025-01-09 08:41:15,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:41:15,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:41:15,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:41:15,506 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:41:15,506 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:41:15,508 INFO L87 Difference]: Start difference. First operand has 75 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:41:15,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:15,538 INFO L93 Difference]: Finished difference Result 144 states and 259 transitions. [2025-01-09 08:41:15,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:41:15,539 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 181 [2025-01-09 08:41:15,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:15,543 INFO L225 Difference]: With dead ends: 144 [2025-01-09 08:41:15,543 INFO L226 Difference]: Without dead ends: 72 [2025-01-09 08:41:15,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:41:15,547 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 08:41:15,547 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:41:15,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-01-09 08:41:15,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-01-09 08:41:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:41:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2025-01-09 08:41:15,577 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 181 [2025-01-09 08:41:15,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:15,577 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2025-01-09 08:41:15,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:41:15,577 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2025-01-09 08:41:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2025-01-09 08:41:15,579 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:15,580 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:41:15,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-01-09 08:41:15,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 08:41:15,784 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:15,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:15,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1078983304, now seen corresponding path program 1 times [2025-01-09 08:41:15,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:41:15,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174974952] [2025-01-09 08:41:15,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:15,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:41:15,803 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-01-09 08:41:15,954 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-01-09 08:41:15,955 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:15,955 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2025-01-09 08:41:16,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:41:16,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174974952] [2025-01-09 08:41:16,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174974952] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:41:16,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1326080809] [2025-01-09 08:41:16,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:16,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:16,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:16,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 08:41:16,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 08:41:16,861 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-01-09 08:41:16,910 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-01-09 08:41:16,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:16,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:16,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-09 08:41:16,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2025-01-09 08:41:17,289 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:41:17,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2025-01-09 08:41:17,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1326080809] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 08:41:17,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 08:41:17,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2025-01-09 08:41:17,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063668488] [2025-01-09 08:41:17,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 08:41:17,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-09 08:41:17,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:41:17,585 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-09 08:41:17,586 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2025-01-09 08:41:17,586 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2025-01-09 08:41:18,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:18,149 INFO L93 Difference]: Finished difference Result 244 states and 356 transitions. [2025-01-09 08:41:18,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2025-01-09 08:41:18,150 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 181 [2025-01-09 08:41:18,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:18,152 INFO L225 Difference]: With dead ends: 244 [2025-01-09 08:41:18,152 INFO L226 Difference]: Without dead ends: 175 [2025-01-09 08:41:18,153 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 357 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=437, Unknown=0, NotChecked=0, Total=650 [2025-01-09 08:41:18,156 INFO L435 NwaCegarLoop]: 67 mSDtfsCounter, 361 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 08:41:18,156 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 226 Invalid, 461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 08:41:18,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2025-01-09 08:41:18,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 102. [2025-01-09 08:41:18,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 64 states have (on average 1.3125) internal successors, (84), 65 states have internal predecessors, (84), 34 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 08:41:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 152 transitions. [2025-01-09 08:41:18,172 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 152 transitions. Word has length 181 [2025-01-09 08:41:18,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:18,174 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 152 transitions. [2025-01-09 08:41:18,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2025-01-09 08:41:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2025-01-09 08:41:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-01-09 08:41:18,176 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:18,176 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:41:18,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 08:41:18,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:18,377 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:18,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:18,377 INFO L85 PathProgramCache]: Analyzing trace with hash -990958877, now seen corresponding path program 1 times [2025-01-09 08:41:18,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:41:18,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98134421] [2025-01-09 08:41:18,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:18,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:41:18,389 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-01-09 08:41:18,474 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-01-09 08:41:18,475 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:18,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 08:41:18,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [500548498] [2025-01-09 08:41:18,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:18,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:18,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:18,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 08:41:18,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 08:41:18,526 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-01-09 08:41:18,690 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-01-09 08:41:18,690 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:18,690 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:41:18,690 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 08:41:18,709 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-01-09 08:41:18,736 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-01-09 08:41:18,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:18,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:41:18,810 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 08:41:18,810 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 08:41:18,811 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 08:41:18,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-09 08:41:19,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:19,015 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-01-09 08:41:19,112 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 08:41:19,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 08:41:19 BoogieIcfgContainer [2025-01-09 08:41:19,117 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 08:41:19,119 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 08:41:19,119 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 08:41:19,119 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 08:41:19,119 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:14" (3/4) ... [2025-01-09 08:41:19,121 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 08:41:19,122 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 08:41:19,122 INFO L158 Benchmark]: Toolchain (without parser) took 4851.05ms. Allocated memory is still 167.8MB. Free memory was 132.9MB in the beginning and 61.4MB in the end (delta: 71.5MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2025-01-09 08:41:19,122 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:19,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.26ms. Allocated memory is still 167.8MB. Free memory was 132.9MB in the beginning and 118.7MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:41:19,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.60ms. Allocated memory is still 167.8MB. Free memory was 118.7MB in the beginning and 116.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:19,124 INFO L158 Benchmark]: Boogie Preprocessor took 42.90ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 112.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:19,124 INFO L158 Benchmark]: RCFGBuilder took 378.38ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 90.9MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 08:41:19,124 INFO L158 Benchmark]: TraceAbstraction took 4167.55ms. Allocated memory is still 167.8MB. Free memory was 90.4MB in the beginning and 61.4MB in the end (delta: 29.0MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2025-01-09 08:41:19,124 INFO L158 Benchmark]: Witness Printer took 3.07ms. Allocated memory is still 167.8MB. Free memory was 61.4MB in the beginning and 61.4MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:19,125 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 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.26ms. Allocated memory is still 167.8MB. Free memory was 132.9MB in the beginning and 118.7MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.60ms. Allocated memory is still 167.8MB. Free memory was 118.7MB in the beginning and 116.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.90ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 112.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 378.38ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 90.9MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4167.55ms. Allocated memory is still 167.8MB. Free memory was 90.4MB in the beginning and 61.4MB in the end (delta: 29.0MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Witness Printer took 3.07ms. Allocated memory is still 167.8MB. Free memory was 61.4MB in the beginning and 61.4MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 137. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned short int var_1_2 = 256; [L24] unsigned short int var_1_3 = 128; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned short int var_1_6 = 4; [L28] signed short int var_1_7 = 32; [L29] signed long int var_1_8 = 100000000; [L30] unsigned short int var_1_9 = 4; [L31] unsigned short int var_1_10 = 10; [L32] double var_1_11 = 15.6; [L33] double var_1_12 = 256.4; [L34] double var_1_13 = 49.15; [L35] unsigned long int var_1_14 = 500; [L36] unsigned long int var_1_15 = 2173307753; [L37] unsigned long int var_1_16 = 3362224480; [L38] signed short int var_1_17 = 16; [L39] unsigned short int var_1_18 = 16; [L40] signed short int var_1_19 = 16; [L41] signed short int var_1_20 = 4; [L42] signed short int var_1_21 = 0; [L43] signed short int var_1_22 = -25; VAL [isInitial=0, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_2=256, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L141] isInitial = 1 [L142] FCALL initially() [L144] FCALL updateLastVariables() [L145] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_ushort() [L88] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L88] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L89] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L89] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L90] var_1_3 = __VERIFIER_nondet_ushort() [L91] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L91] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L92] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L92] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L93] var_1_4 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L94] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L95] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L95] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L96] var_1_5 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L97] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L98] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L98] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L99] var_1_7 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_7 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L100] RET assume_abort_if_not(var_1_7 >= -32768) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L101] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L101] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=100000000, var_1_9=4] [L102] var_1_8 = __VERIFIER_nondet_long() [L103] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L103] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L104] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L104] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L105] var_1_10 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L106] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L107] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L107] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L108] var_1_12 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L109] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L110] var_1_13 = __VERIFIER_nondet_double() [L111] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L111] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L112] var_1_15 = __VERIFIER_nondet_ulong() [L113] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L113] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L114] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L114] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L115] var_1_16 = __VERIFIER_nondet_ulong() [L116] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L116] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L117] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L117] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L118] var_1_18 = __VERIFIER_nondet_ushort() [L119] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L119] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L120] CALL assume_abort_if_not(var_1_18 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L120] RET assume_abort_if_not(var_1_18 <= 65535) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L121] var_1_19 = __VERIFIER_nondet_short() [L122] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L122] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L123] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L123] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L124] var_1_20 = __VERIFIER_nondet_short() [L125] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L125] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L126] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L126] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L127] var_1_21 = __VERIFIER_nondet_short() [L128] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L128] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L129] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L129] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L130] var_1_22 = __VERIFIER_nondet_short() [L131] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L131] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L132] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L132] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L145] RET updateVariables() [L146] CALL step() [L47] COND FALSE !(var_1_2 <= var_1_3) [L52] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L54] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L59] COND FALSE !(var_1_4 || var_1_1) VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=4] [L62] COND TRUE var_1_7 >= var_1_3 [L63] var_1_9 = var_1_10 VAL [isInitial=1, var_1_10=-2, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=-2] [L68] COND FALSE !(var_1_6 <= var_1_2) [L73] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=-2, var_1_11=2, var_1_12=2, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=-2] [L75] COND TRUE var_1_6 >= var_1_3 [L76] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2) VAL [isInitial=1, var_1_10=-2, var_1_11=2, var_1_12=2, var_1_14=7516127231, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=-2] [L78] COND FALSE !(var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, var_1_10=-2, var_1_11=2, var_1_12=2, var_1_14=7516127231, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=-2] [L146] RET step() [L147] CALL, EXPR property() [L137-L138] return ((((((var_1_2 <= var_1_3) ? (((- var_1_3) > var_1_2) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((var_1_2 * (var_1_3 + var_1_7)) > var_1_8) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_7 >= var_1_3) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_6 <= var_1_2) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((var_1_6 >= var_1_3) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (var_1_9 >= ((((var_1_18) > (var_1_7)) ? (var_1_18) : (var_1_7))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=-2, var_1_11=2, var_1_12=2, var_1_14=7516127231, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=-2] [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-2, var_1_11=2, var_1_12=2, var_1_14=7516127231, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=-2] [L19] reach_error() VAL [isInitial=1, var_1_10=-2, var_1_11=2, var_1_12=2, var_1_14=7516127231, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_18=0, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=-2147483648, var_1_9=-2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 3, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 377 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 361 mSDsluCounter, 337 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 159 mSDsCounter, 136 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 325 IncrementalHoareTripleChecker+Invalid, 461 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 136 mSolverCounterUnsat, 178 mSDtfsCounter, 325 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 564 GetRequests, 539 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=2, InterpolantAutomatonStates: 23, 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, 2 MinimizatonAttempts, 73 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1088 NumberOfCodeBlocks, 1088 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 900 ConstructedInterpolants, 0 QuantifiedInterpolants, 1894 SizeOfPredicates, 3 NumberOfNonLiveVariables, 784 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 8426/8700 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 [2025-01-09 08:41:19,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 32bit --witnessprinter.graph.data.programhash fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:41:20,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:41:21,069 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 08:41:21,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:41:21,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:41:21,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:41:21,104 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:41:21,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:41:21,104 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:41:21,105 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:41:21,105 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:41:21,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:41:21,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:41:21,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:41:21,105 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:41:21,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:41:21,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:41:21,105 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:41:21,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:41:21,106 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:41:21,106 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:41:21,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:21,108 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:21,108 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:21,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:21,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:41:21,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:21,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:21,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:21,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:21,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:41:21,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:41:21,109 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:41:21,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:41:21,110 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 08:41:21,110 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 08:41:21,110 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:41:21,110 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:41:21,110 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:41:21,110 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:41:21,110 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-jdk21/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb87e983d21d7edfae5fed43f2c976d705085cd9bb7ca844eb724af3c5ed0b1d [2025-01-09 08:41:21,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:41:21,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:41:21,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:41:21,369 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:41:21,369 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:41:21,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2025-01-09 08:41:22,566 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8c11cb830/6fbf48fbc7cd4cf4b7aa2c68a58c964f/FLAG41737d6b7 [2025-01-09 08:41:22,770 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:41:22,772 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i [2025-01-09 08:41:22,780 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8c11cb830/6fbf48fbc7cd4cf4b7aa2c68a58c964f/FLAG41737d6b7 [2025-01-09 08:41:22,795 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8c11cb830/6fbf48fbc7cd4cf4b7aa2c68a58c964f [2025-01-09 08:41:22,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:41:22,798 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:41:22,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:22,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:41:22,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:41:22,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:22" (1/1) ... [2025-01-09 08:41:22,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1bb135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:22, skipping insertion in model container [2025-01-09 08:41:22,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:22" (1/1) ... [2025-01-09 08:41:22,819 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:41:22,926 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2025-01-09 08:41:22,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:22,979 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:41:22,987 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-4.i[912,925] [2025-01-09 08:41:23,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:23,024 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:41:23,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23 WrapperNode [2025-01-09 08:41:23,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:23,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:23,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:41:23,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:41:23,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,072 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2025-01-09 08:41:23,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:23,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:41:23,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:41:23,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:41:23,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,086 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,103 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]. [2025-01-09 08:41:23,104 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,104 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,118 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,137 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:41:23,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:41:23,138 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:41:23,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:41:23,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:23,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:23,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 08:41:23,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 08:41:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:41:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 08:41:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:41:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:41:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:41:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:41:23,255 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:41:23,257 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:41:23,833 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:41:23,834 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:41:23,846 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:41:23,847 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:41:23,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:23 BoogieIcfgContainer [2025-01-09 08:41:23,847 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:41:23,849 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:41:23,849 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:41:23,854 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:41:23,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:41:22" (1/3) ... [2025-01-09 08:41:23,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78189760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:23, skipping insertion in model container [2025-01-09 08:41:23,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (2/3) ... [2025-01-09 08:41:23,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78189760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:23, skipping insertion in model container [2025-01-09 08:41:23,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:23" (3/3) ... [2025-01-09 08:41:23,857 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-4.i [2025-01-09 08:41:23,869 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:41:23,870 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-4.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:41:23,909 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:41:23,917 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;@45338e6a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:41:23,917 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:41:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:41:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2025-01-09 08:41:23,931 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:23,932 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:41:23,932 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:23,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:23,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1106146292, now seen corresponding path program 1 times [2025-01-09 08:41:23,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:41:23,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [492165463] [2025-01-09 08:41:23,944 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:23,944 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 [2025-01-09 08:41:23,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:41:23,946 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-01-09 08:41:23,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:41:24,025 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-01-09 08:41:24,172 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-01-09 08:41:24,172 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:24,173 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:24,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:41:24,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2025-01-09 08:41:24,224 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:41:24,224 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:41:24,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [492165463] [2025-01-09 08:41:24,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [492165463] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:41:24,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:41:24,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:41:24,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763750081] [2025-01-09 08:41:24,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:41:24,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:41:24,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:41:24,242 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:41:24,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:41:24,244 INFO L87 Difference]: Start difference. First operand has 75 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:41:24,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:24,269 INFO L93 Difference]: Finished difference Result 144 states and 259 transitions. [2025-01-09 08:41:24,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:41:24,270 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 181 [2025-01-09 08:41:24,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:24,274 INFO L225 Difference]: With dead ends: 144 [2025-01-09 08:41:24,274 INFO L226 Difference]: Without dead ends: 72 [2025-01-09 08:41:24,277 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:41:24,280 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 08:41:24,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:41:24,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-01-09 08:41:24,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-01-09 08:41:24,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:41:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 111 transitions. [2025-01-09 08:41:24,323 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 111 transitions. Word has length 181 [2025-01-09 08:41:24,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:24,323 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 111 transitions. [2025-01-09 08:41:24,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:41:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2025-01-09 08:41:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2025-01-09 08:41:24,326 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:24,326 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:41:24,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:41:24,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-01-09 08:41:24,528 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:24,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:24,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1078983304, now seen corresponding path program 1 times [2025-01-09 08:41:24,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:41:24,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1872233314] [2025-01-09 08:41:24,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:24,530 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 [2025-01-09 08:41:24,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:41:24,531 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-01-09 08:41:24,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:41:24,576 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-01-09 08:41:24,706 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-01-09 08:41:24,706 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:24,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:24,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-09 08:41:24,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:25,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 635 proven. 135 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2025-01-09 08:41:25,455 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:41:25,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 33 proven. 138 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2025-01-09 08:41:25,915 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:41:25,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1872233314] [2025-01-09 08:41:25,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1872233314] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 08:41:25,915 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-09 08:41:25,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2025-01-09 08:41:25,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369422986] [2025-01-09 08:41:25,916 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-01-09 08:41:25,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-01-09 08:41:25,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:41:25,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-09 08:41:25,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2025-01-09 08:41:25,919 INFO L87 Difference]: Start difference. First operand 72 states and 111 transitions. Second operand has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2025-01-09 08:41:26,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:26,915 INFO L93 Difference]: Finished difference Result 177 states and 260 transitions. [2025-01-09 08:41:26,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-01-09 08:41:26,915 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 181 [2025-01-09 08:41:26,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:26,918 INFO L225 Difference]: With dead ends: 177 [2025-01-09 08:41:26,920 INFO L226 Difference]: Without dead ends: 108 [2025-01-09 08:41:26,920 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 348 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=177, Invalid=329, Unknown=0, NotChecked=0, Total=506 [2025-01-09 08:41:26,923 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 181 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-09 08:41:26,923 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 167 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-09 08:41:26,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2025-01-09 08:41:26,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 99. [2025-01-09 08:41:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 61 states have internal predecessors, (70), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2025-01-09 08:41:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 138 transitions. [2025-01-09 08:41:26,935 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 138 transitions. Word has length 181 [2025-01-09 08:41:26,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:26,935 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 138 transitions. [2025-01-09 08:41:26,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.0) internal successors, (52), 13 states have internal predecessors, (52), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2025-01-09 08:41:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 138 transitions. [2025-01-09 08:41:26,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-01-09 08:41:26,938 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:26,938 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:41:26,946 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:41:27,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/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 [2025-01-09 08:41:27,139 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:27,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:27,140 INFO L85 PathProgramCache]: Analyzing trace with hash -990958877, now seen corresponding path program 1 times [2025-01-09 08:41:27,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:41:27,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [394524978] [2025-01-09 08:41:27,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:27,140 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 [2025-01-09 08:41:27,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:41:27,142 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/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) [2025-01-09 08:41:27,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 (4)] Waiting until timeout for monitored process [2025-01-09 08:41:27,174 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-01-09 08:41:27,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-01-09 08:41:27,289 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:27,289 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:27,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-09 08:41:27,308 INFO L279 TraceCheckSpWp]: Computing forward predicates...