./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.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-69.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 ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:45:28,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:45:28,274 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 08:45:28,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:45:28,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:45:28,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:45:28,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:45:28,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:45:28,306 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:45:28,307 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:45:28,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:45:28,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:45:28,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:45:28,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:45:28,308 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:45:28,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:45:28,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:45:28,308 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:45:28,308 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 08:45:28,308 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:45:28,309 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:45:28,309 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:45:28,310 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:45:28,310 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:45:28,310 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:45:28,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:45:28,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:45:28,310 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:45:28,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:45:28,311 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:45:28,312 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:45:28,312 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 -> ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b [2025-01-09 08:45:28,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:45:28,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:45:28,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:45:28,561 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:45:28,561 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:45:28,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2025-01-09 08:45:29,698 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/babccc1d2/e17d0667afad426c8cb35bcd63b0a183/FLAG07942b6c2 [2025-01-09 08:45:29,911 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:45:29,912 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2025-01-09 08:45:29,917 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/babccc1d2/e17d0667afad426c8cb35bcd63b0a183/FLAG07942b6c2 [2025-01-09 08:45:30,262 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/babccc1d2/e17d0667afad426c8cb35bcd63b0a183 [2025-01-09 08:45:30,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:45:30,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:45:30,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:45:30,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:45:30,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:45:30,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191d48b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30, skipping insertion in model container [2025-01-09 08:45:30,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,287 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:45:30,382 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-69.i[913,926] [2025-01-09 08:45:30,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:45:30,436 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:45:30,443 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-69.i[913,926] [2025-01-09 08:45:30,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:45:30,474 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:45:30,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30 WrapperNode [2025-01-09 08:45:30,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:45:30,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:45:30,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:45:30,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:45:30,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,505 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2025-01-09 08:45:30,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:45:30,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:45:30,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:45:30,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:45:30,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,514 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,526 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 08:45:30,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,531 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:45:30,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:45:30,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:45:30,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:45:30,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (1/1) ... [2025-01-09 08:45:30,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:45:30,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:45:30,572 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 08:45:30,576 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 08:45:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:45:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:45:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:45:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 08:45:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:45:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:45:30,646 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:45:30,647 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:45:30,909 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:45:30,910 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:45:30,916 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:45:30,917 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:45:30,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:45:30 BoogieIcfgContainer [2025-01-09 08:45:30,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:45:30,918 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:45:30,919 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:45:30,921 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:45:30,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:45:30" (1/3) ... [2025-01-09 08:45:30,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@769e9b3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:45:30, skipping insertion in model container [2025-01-09 08:45:30,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:30" (2/3) ... [2025-01-09 08:45:30,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@769e9b3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:45:30, skipping insertion in model container [2025-01-09 08:45:30,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:45:30" (3/3) ... [2025-01-09 08:45:30,924 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-69.i [2025-01-09 08:45:30,933 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:45:30,934 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-69.i that has 2 procedures, 77 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:45:30,973 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:45:30,982 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;@6b454f84, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:45:30,982 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:45:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 08:45:30,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-01-09 08:45:30,997 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:45:30,997 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:30,997 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:45:31,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:45:31,001 INFO L85 PathProgramCache]: Analyzing trace with hash -591175825, now seen corresponding path program 1 times [2025-01-09 08:45:31,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:45:31,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191678851] [2025-01-09 08:45:31,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:45:31,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:45:31,086 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 08:45:31,107 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 08:45:31,107 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:45:31,108 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:45:31,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-01-09 08:45:31,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:45:31,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191678851] [2025-01-09 08:45:31,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191678851] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:45:31,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250461045] [2025-01-09 08:45:31,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:45:31,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:45:31,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:45:31,308 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 08:45:31,310 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 08:45:31,389 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 08:45:31,472 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 08:45:31,473 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:45:31,473 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:45:31,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:45:31,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:45:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-01-09 08:45:31,517 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:45:31,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250461045] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:45:31,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 08:45:31,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 08:45:31,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796493289] [2025-01-09 08:45:31,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:45:31,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:45:31,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:45:31,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:45:31,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:45:31,539 INFO L87 Difference]: Start difference. First operand has 77 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 08:45:31,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:45:31,561 INFO L93 Difference]: Finished difference Result 148 states and 268 transitions. [2025-01-09 08:45:31,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:45:31,564 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 197 [2025-01-09 08:45:31,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:45:31,570 INFO L225 Difference]: With dead ends: 148 [2025-01-09 08:45:31,570 INFO L226 Difference]: Without dead ends: 74 [2025-01-09 08:45:31,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 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 08:45:31,575 INFO L435 NwaCegarLoop]: 115 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, 115 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 08:45:31,576 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:45:31,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2025-01-09 08:45:31,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2025-01-09 08:45:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 08:45:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 115 transitions. [2025-01-09 08:45:31,604 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 115 transitions. Word has length 197 [2025-01-09 08:45:31,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:45:31,605 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 115 transitions. [2025-01-09 08:45:31,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 08:45:31,605 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2025-01-09 08:45:31,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-01-09 08:45:31,608 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:45:31,608 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:31,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 08:45:31,809 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 08:45:31,809 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:45:31,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:45:31,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1253884145, now seen corresponding path program 1 times [2025-01-09 08:45:31,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:45:31,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164281485] [2025-01-09 08:45:31,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:45:31,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:45:31,831 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 08:45:32,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 08:45:32,036 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:45:32,036 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:45:32,036 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 08:45:32,050 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 08:45:32,228 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 08:45:32,228 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:45:32,228 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:45:32,285 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 08:45:32,286 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 08:45:32,287 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 08:45:32,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 08:45:32,291 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-01-09 08:45:32,394 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 08:45:32,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 08:45:32 BoogieIcfgContainer [2025-01-09 08:45:32,397 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 08:45:32,399 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 08:45:32,399 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 08:45:32,400 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 08:45:32,400 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:45:30" (3/4) ... [2025-01-09 08:45:32,402 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 08:45:32,403 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 08:45:32,404 INFO L158 Benchmark]: Toolchain (without parser) took 2138.62ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 68.0MB in the end (delta: 44.0MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2025-01-09 08:45:32,404 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 226.5MB. Free memory is still 148.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:45:32,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.41ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 97.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:45:32,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.54ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 94.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:45:32,406 INFO L158 Benchmark]: Boogie Preprocessor took 39.36ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 90.3MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:45:32,406 INFO L158 Benchmark]: RCFGBuilder took 371.34ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 68.8MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:45:32,406 INFO L158 Benchmark]: TraceAbstraction took 1478.87ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 68.9MB in the end (delta: -664.5kB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2025-01-09 08:45:32,407 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 68.0MB in the end (delta: 911.7kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:45:32,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 226.5MB. Free memory is still 148.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.41ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 97.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.54ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 94.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.36ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 90.3MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 371.34ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 68.8MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1478.87ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 68.9MB in the end (delta: -664.5kB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 68.0MB in the end (delta: 911.7kB). 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 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 144. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 4; [L23] signed short int var_1_2 = -4; [L24] signed short int var_1_3 = 128; [L25] signed short int var_1_4 = 10; [L26] unsigned char var_1_5 = 200; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 64; [L30] signed char var_1_9 = -128; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] double var_1_12 = 32.75; [L34] double var_1_13 = 255.6; [L35] signed short int var_1_14 = 8; [L36] unsigned long int var_1_15 = 256; [L37] unsigned long int var_1_16 = 4031871391; [L38] unsigned long int var_1_17 = 3083112228; [L39] unsigned long int var_1_18 = 3058504136; [L40] unsigned long int var_1_19 = 1902304375; [L41] unsigned char var_1_20 = 1; [L42] signed char var_1_21 = -2; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 1; VAL [isInitial=0, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=-4, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L148] isInitial = 1 [L149] FCALL initially() [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_short() [L91] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L91] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L92] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L92] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L93] var_1_3 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_3 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L94] RET assume_abort_if_not(var_1_3 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L95] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L95] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L96] var_1_4 = __VERIFIER_nondet_short() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L98] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L98] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L99] var_1_5 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_5 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L100] RET assume_abort_if_not(var_1_5 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L101] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L101] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L102] var_1_6 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_7=0, var_1_8=64, var_1_9=-128] [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_7=0, var_1_8=64, var_1_9=-128] [L104] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L104] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L105] var_1_7 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_8=64, var_1_9=-128] [L106] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_8=64, var_1_9=-128] [L107] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=64, var_1_9=-128] [L107] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=64, var_1_9=-128] [L108] var_1_8 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_9=-128] [L109] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_9=-128] [L110] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L110] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L111] var_1_10 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L112] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L113] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L113] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L114] var_1_11 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L115] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L116] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L116] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L117] var_1_13 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && 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=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L118] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L119] var_1_16 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L120] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L121] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L121] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L122] var_1_17 = __VERIFIER_nondet_ulong() [L123] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L123] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L124] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L124] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L125] var_1_18 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L126] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L127] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L128] var_1_19 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_19 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L129] RET assume_abort_if_not(var_1_19 >= 1073741823) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L130] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L131] var_1_21 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L132] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L133] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L134] var_1_22 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L135] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L136] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L136] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L138] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L139] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L139] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L152] RET updateVariables() [L153] CALL step() [L48] COND TRUE var_1_2 >= (var_1_3 - var_1_4) [L49] var_1_1 = ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-128] [L53] COND FALSE !((var_1_8 - var_1_5) >= var_1_4) [L60] var_1_9 = var_1_5 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] [L62] COND FALSE !(var_1_7 > var_1_4) [L73] var_1_12 = var_1_13 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=14144986540, var_1_13=14144986540, var_1_14=8, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] [L75] COND TRUE var_1_11 || (var_1_6 <= var_1_8) [L76] var_1_14 = var_1_6 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=14144986540, var_1_13=14144986540, var_1_14=0, var_1_15=256, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] [L78] COND TRUE var_1_12 < var_1_13 [L79] var_1_15 = (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=14144986540, var_1_13=14144986540, var_1_14=0, var_1_15=14144986535, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] [L83] COND TRUE var_1_21 < var_1_1 [L84] var_1_20 = ((! (var_1_11 && var_1_22)) && (var_1_10 || var_1_23)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=14144986540, var_1_13=14144986540, var_1_14=0, var_1_15=14144986535, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] [L153] RET step() [L154] CALL, EXPR property() [L144-L145] return ((((((var_1_2 >= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned char) ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8))) : (var_1_1 == ((unsigned char) (32 + var_1_7)))) && (((var_1_8 - var_1_5) >= var_1_4) ? ((var_1_10 || var_1_11) ? (var_1_9 == ((signed char) var_1_6)) : (var_1_9 == ((signed char) var_1_7))) : (var_1_9 == ((signed char) var_1_5)))) && ((var_1_7 > var_1_4) ? ((((var_1_9 + var_1_2) == var_1_3) && var_1_10) ? ((! var_1_11) ? (var_1_12 == ((double) var_1_13)) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13)))) && ((var_1_11 || (var_1_6 <= var_1_8)) ? (var_1_14 == ((signed short int) var_1_6)) : 1)) && ((var_1_12 < var_1_13) ? (var_1_15 == ((unsigned long int) (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)))) : (var_1_15 == ((unsigned long int) (var_1_18 - var_1_19))))) && ((var_1_21 < var_1_1) ? (var_1_20 == ((unsigned char) ((! (var_1_11 && var_1_22)) && (var_1_10 || var_1_23)))) : (var_1_20 == ((unsigned char) var_1_23))) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=14144986540, var_1_13=14144986540, var_1_14=0, var_1_15=14144986535, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=14144986540, var_1_13=14144986540, var_1_14=0, var_1_15=14144986535, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=14144986540, var_1_13=14144986540, var_1_14=0, var_1_15=14144986535, var_1_16=11997502854, var_1_17=11997502853, var_1_18=7702535557, var_1_19=-2147483649, var_1_1=254, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=1, var_1_3=-1, var_1_4=4, var_1_5=65534, var_1_6=0, var_1_7=4, var_1_8=-256, var_1_9=-2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 115 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 115 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 591 NumberOfCodeBlocks, 591 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 392 ConstructedInterpolants, 0 QuantifiedInterpolants, 392 SizeOfPredicates, 0 NumberOfNonLiveVariables, 423 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 4160/4224 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 08:45:32,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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-69.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 ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:45:34,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:45:34,315 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 08:45:34,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:45:34,321 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:45:34,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:45:34,339 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:45:34,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:45:34,339 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:45:34,339 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:45:34,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:45:34,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:45:34,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:45:34,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:45:34,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 08:45:34,342 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:45:34,343 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:45:34,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:45:34,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:45:34,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:45:34,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:45:34,344 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 -> ae4bd28ae16307d1c89f4762e8ec993b282248d03072c0c86ac9e6f5c531cd3b [2025-01-09 08:45:34,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:45:34,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:45:34,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:45:34,605 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:45:34,606 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:45:34,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2025-01-09 08:45:35,743 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1fdc014a8/7f210243befc469ba0431fa7a0f413e4/FLAG2cd8c08c2 [2025-01-09 08:45:35,956 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:45:35,957 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-69.i [2025-01-09 08:45:35,963 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1fdc014a8/7f210243befc469ba0431fa7a0f413e4/FLAG2cd8c08c2 [2025-01-09 08:45:36,319 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1fdc014a8/7f210243befc469ba0431fa7a0f413e4 [2025-01-09 08:45:36,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:45:36,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:45:36,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:45:36,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:45:36,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:45:36,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e81f421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36, skipping insertion in model container [2025-01-09 08:45:36,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,336 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:45:36,427 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-69.i[913,926] [2025-01-09 08:45:36,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:45:36,477 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:45:36,484 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-69.i[913,926] [2025-01-09 08:45:36,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:45:36,514 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:45:36,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36 WrapperNode [2025-01-09 08:45:36,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:45:36,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:45:36,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:45:36,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:45:36,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,553 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2025-01-09 08:45:36,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:45:36,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:45:36,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:45:36,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:45:36,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,569 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,584 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 08:45:36,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,592 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,598 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:45:36,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:45:36,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:45:36,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:45:36,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (1/1) ... [2025-01-09 08:45:36,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:45:36,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:45:36,635 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 08:45:36,638 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 08:45:36,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:45:36,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 08:45:36,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:45:36,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:45:36,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:45:36,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:45:36,707 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:45:36,708 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:45:36,923 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:45:36,923 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:45:36,929 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:45:36,931 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:45:36,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:45:36 BoogieIcfgContainer [2025-01-09 08:45:36,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:45:36,933 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:45:36,933 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:45:36,936 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:45:36,936 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:45:36" (1/3) ... [2025-01-09 08:45:36,936 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4d0b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:45:36, skipping insertion in model container [2025-01-09 08:45:36,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:45:36" (2/3) ... [2025-01-09 08:45:36,937 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4d0b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:45:36, skipping insertion in model container [2025-01-09 08:45:36,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:45:36" (3/3) ... [2025-01-09 08:45:36,938 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-69.i [2025-01-09 08:45:36,947 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:45:36,948 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-69.i that has 2 procedures, 77 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:45:36,984 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:45:36,991 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;@54196212, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:45:36,991 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:45:36,994 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 08:45:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-01-09 08:45:37,004 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:45:37,004 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:37,005 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:45:37,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:45:37,008 INFO L85 PathProgramCache]: Analyzing trace with hash -591175825, now seen corresponding path program 1 times [2025-01-09 08:45:37,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:45:37,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [318441938] [2025-01-09 08:45:37,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:45:37,015 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 08:45:37,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:45:37,017 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 08:45:37,019 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 08:45:37,085 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 08:45:37,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 08:45:37,172 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:45:37,172 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:45:37,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:45:37,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:45:37,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2025-01-09 08:45:37,245 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:45:37,246 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:45:37,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [318441938] [2025-01-09 08:45:37,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [318441938] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:45:37,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:45:37,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:45:37,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194963780] [2025-01-09 08:45:37,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:45:37,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:45:37,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:45:37,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:45:37,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:45:37,264 INFO L87 Difference]: Start difference. First operand has 77 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 08:45:37,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:45:37,282 INFO L93 Difference]: Finished difference Result 148 states and 268 transitions. [2025-01-09 08:45:37,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:45:37,284 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 197 [2025-01-09 08:45:37,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:45:37,290 INFO L225 Difference]: With dead ends: 148 [2025-01-09 08:45:37,291 INFO L226 Difference]: Without dead ends: 74 [2025-01-09 08:45:37,293 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 196 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 08:45:37,296 INFO L435 NwaCegarLoop]: 115 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, 115 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 08:45:37,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:45:37,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2025-01-09 08:45:37,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2025-01-09 08:45:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 08:45:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 115 transitions. [2025-01-09 08:45:37,329 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 115 transitions. Word has length 197 [2025-01-09 08:45:37,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:45:37,330 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 115 transitions. [2025-01-09 08:45:37,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 08:45:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2025-01-09 08:45:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-01-09 08:45:37,333 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:45:37,333 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:37,341 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 08:45:37,534 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 08:45:37,535 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:45:37,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:45:37,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1253884145, now seen corresponding path program 1 times [2025-01-09 08:45:37,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:45:37,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [329303416] [2025-01-09 08:45:37,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:45:37,536 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 08:45:37,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:45:37,538 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 08:45:37,538 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 08:45:37,590 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 08:45:37,659 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 08:45:37,659 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:45:37,660 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:45:37,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-09 08:45:37,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:45:37,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 08:45:37,719 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:45:37,719 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:45:37,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [329303416] [2025-01-09 08:45:37,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [329303416] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:45:37,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:45:37,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 08:45:37,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035705268] [2025-01-09 08:45:37,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:45:37,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 08:45:37,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:45:37,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 08:45:37,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 08:45:37,723 INFO L87 Difference]: Start difference. First operand 74 states and 115 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 08:45:37,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:45:37,797 INFO L93 Difference]: Finished difference Result 178 states and 277 transitions. [2025-01-09 08:45:37,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 08:45:37,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 197 [2025-01-09 08:45:37,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:45:37,803 INFO L225 Difference]: With dead ends: 178 [2025-01-09 08:45:37,803 INFO L226 Difference]: Without dead ends: 107 [2025-01-09 08:45:37,803 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 08:45:37,804 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 59 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 08:45:37,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 258 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 08:45:37,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2025-01-09 08:45:37,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 106. [2025-01-09 08:45:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 53 states have internal predecessors, (61), 51 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2025-01-09 08:45:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2025-01-09 08:45:37,834 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 197 [2025-01-09 08:45:37,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:45:37,834 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2025-01-09 08:45:37,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 08:45:37,834 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2025-01-09 08:45:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-01-09 08:45:37,838 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:45:37,838 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:37,844 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 08:45:38,038 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 08:45:38,039 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:45:38,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:45:38,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1311142447, now seen corresponding path program 1 times [2025-01-09 08:45:38,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:45:38,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378348966] [2025-01-09 08:45:38,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:45:38,040 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 08:45:38,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:45:38,042 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 08:45:38,043 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 08:45:38,094 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 08:45:38,182 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 08:45:38,182 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:45:38,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:45:38,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 32 conjuncts are in the unsatisfiable core [2025-01-09 08:45:38,193 INFO L279 TraceCheckSpWp]: Computing forward predicates...