./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-8.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_dependencies_file-8.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 c4c3ca4cdaeebd4b3f15c91e6de8a01b99c28f02b0f115bb52bbf7a342cc37eb --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:32:53,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:32:53,540 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 08:32:53,544 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:32:53,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:32:53,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:32:53,575 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:32:53,575 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:32:53,575 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:32:53,576 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:32:53,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:32:53,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:32:53,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:32:53,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:32:53,576 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:32:53,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:32:53,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:32:53,576 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:32:53,577 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:32:53,578 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:53,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:53,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:32:53,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:32:53,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:32:53,579 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 -> c4c3ca4cdaeebd4b3f15c91e6de8a01b99c28f02b0f115bb52bbf7a342cc37eb [2025-01-09 08:32:53,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:32:53,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:32:53,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:32:53,789 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:32:53,789 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:32:53,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-8.i [2025-01-09 08:32:54,910 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ccf06167c/d31d8970028a44879f3d866b14ac9b1f/FLAG299b2a90f [2025-01-09 08:32:55,168 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:32:55,169 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-8.i [2025-01-09 08:32:55,176 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ccf06167c/d31d8970028a44879f3d866b14ac9b1f/FLAG299b2a90f [2025-01-09 08:32:55,487 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ccf06167c/d31d8970028a44879f3d866b14ac9b1f [2025-01-09 08:32:55,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:32:55,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:32:55,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:32:55,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:32:55,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:32:55,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e42eceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55, skipping insertion in model container [2025-01-09 08:32:55,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,514 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:32:55,612 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_dependencies_file-8.i[918,931] [2025-01-09 08:32:55,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:32:55,673 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:32:55,681 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_dependencies_file-8.i[918,931] [2025-01-09 08:32:55,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:32:55,724 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:32:55,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55 WrapperNode [2025-01-09 08:32:55,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:32:55,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:32:55,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:32:55,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:32:55,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,774 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2025-01-09 08:32:55,774 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:32:55,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:32:55,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:32:55,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:32:55,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,783 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,792 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 08:32:55,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,798 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:32:55,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:32:55,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:32:55,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:32:55,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (1/1) ... [2025-01-09 08:32:55,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:55,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:32:55,836 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 08:32:55,850 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 08:32:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:32:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:32:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:32:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 08:32:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:32:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:32:55,935 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:32:55,936 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:32:56,144 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:32:56,144 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:32:56,156 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:32:56,161 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:32:56,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:56 BoogieIcfgContainer [2025-01-09 08:32:56,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:32:56,163 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:32:56,163 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:32:56,166 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:32:56,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:32:55" (1/3) ... [2025-01-09 08:32:56,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aac68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:32:56, skipping insertion in model container [2025-01-09 08:32:56,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:55" (2/3) ... [2025-01-09 08:32:56,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aac68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:32:56, skipping insertion in model container [2025-01-09 08:32:56,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:56" (3/3) ... [2025-01-09 08:32:56,170 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-8.i [2025-01-09 08:32:56,181 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:32:56,182 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-8.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:32:56,234 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:32:56,242 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;@770e888b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:32:56,242 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:32:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 08:32:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-01-09 08:32:56,253 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:56,253 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:56,254 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:56,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:56,258 INFO L85 PathProgramCache]: Analyzing trace with hash -52730447, now seen corresponding path program 1 times [2025-01-09 08:32:56,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:32:56,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686812680] [2025-01-09 08:32:56,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:56,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:32:56,342 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:32:56,360 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:32:56,360 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:56,360 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:56,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-01-09 08:32:56,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:32:56,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686812680] [2025-01-09 08:32:56,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686812680] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:32:56,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034247725] [2025-01-09 08:32:56,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:56,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:32:56,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:32:56,539 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 08:32:56,540 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 08:32:56,603 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:32:56,646 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:32:56,647 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:56,647 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:56,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:32:56,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:32:56,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-01-09 08:32:56,672 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:32:56,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1034247725] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:32:56,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 08:32:56,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 08:32:56,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631747858] [2025-01-09 08:32:56,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:32:56,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:32:56,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:32:56,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:32:56,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:32:56,696 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 08:32:56,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:32:56,713 INFO L93 Difference]: Finished difference Result 124 states and 220 transitions. [2025-01-09 08:32:56,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:32:56,714 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2025-01-09 08:32:56,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:32:56,719 INFO L225 Difference]: With dead ends: 124 [2025-01-09 08:32:56,719 INFO L226 Difference]: Without dead ends: 62 [2025-01-09 08:32:56,722 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 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 08:32:56,724 INFO L435 NwaCegarLoop]: 95 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, 95 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 08:32:56,724 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:32:56,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-01-09 08:32:56,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-01-09 08:32:56,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 08:32:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 95 transitions. [2025-01-09 08:32:56,792 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 95 transitions. Word has length 143 [2025-01-09 08:32:56,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:32:56,792 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 95 transitions. [2025-01-09 08:32:56,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 08:32:56,792 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2025-01-09 08:32:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-01-09 08:32:56,802 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:56,804 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:56,811 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 08:32:57,009 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 08:32:57,009 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:57,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:57,011 INFO L85 PathProgramCache]: Analyzing trace with hash 955214187, now seen corresponding path program 1 times [2025-01-09 08:32:57,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:32:57,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346803145] [2025-01-09 08:32:57,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:57,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:32:57,029 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:32:57,105 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:32:57,105 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:57,105 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-01-09 08:32:57,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:32:57,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346803145] [2025-01-09 08:32:57,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346803145] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:32:57,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:32:57,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 08:32:57,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93471746] [2025-01-09 08:32:57,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:32:57,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 08:32:57,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:32:57,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 08:32:57,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 08:32:57,553 INFO L87 Difference]: Start difference. First operand 62 states and 95 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-01-09 08:32:57,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:32:57,600 INFO L93 Difference]: Finished difference Result 180 states and 279 transitions. [2025-01-09 08:32:57,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 08:32:57,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 143 [2025-01-09 08:32:57,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:32:57,603 INFO L225 Difference]: With dead ends: 180 [2025-01-09 08:32:57,603 INFO L226 Difference]: Without dead ends: 121 [2025-01-09 08:32:57,603 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 08:32:57,604 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 46 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 08:32:57,604 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 179 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:32:57,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2025-01-09 08:32:57,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 118. [2025-01-09 08:32:57,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 69 states have (on average 1.318840579710145) internal successors, (91), 69 states have internal predecessors, (91), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2025-01-09 08:32:57,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 183 transitions. [2025-01-09 08:32:57,644 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 183 transitions. Word has length 143 [2025-01-09 08:32:57,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:32:57,644 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 183 transitions. [2025-01-09 08:32:57,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-01-09 08:32:57,644 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 183 transitions. [2025-01-09 08:32:57,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-01-09 08:32:57,645 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:57,646 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:57,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 08:32:57,647 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:57,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:57,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1012472489, now seen corresponding path program 1 times [2025-01-09 08:32:57,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:32:57,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644533234] [2025-01-09 08:32:57,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:57,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:32:57,669 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:32:57,756 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:32:57,756 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:57,756 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 08:32:57,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1970522166] [2025-01-09 08:32:57,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:57,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:32:57,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:32:57,761 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 08:32:57,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 08:32:57,805 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:32:57,872 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:32:57,873 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:57,873 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:32:57,873 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 08:32:57,890 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:32:57,912 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:32:57,912 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:57,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:32:57,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 08:32:57,958 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 08:32:57,959 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 08:32:57,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-09 08:32:58,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:32:58,164 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-01-09 08:32:58,221 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 08:32:58,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 08:32:58 BoogieIcfgContainer [2025-01-09 08:32:58,223 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 08:32:58,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 08:32:58,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 08:32:58,223 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 08:32:58,224 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:56" (3/4) ... [2025-01-09 08:32:58,225 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 08:32:58,226 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 08:32:58,226 INFO L158 Benchmark]: Toolchain (without parser) took 2734.82ms. Allocated memory is still 167.8MB. Free memory was 122.6MB in the beginning and 71.3MB in the end (delta: 51.3MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2025-01-09 08:32:58,226 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:32:58,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.28ms. Allocated memory is still 167.8MB. Free memory was 122.6MB in the beginning and 108.6MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:32:58,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.01ms. Allocated memory is still 167.8MB. Free memory was 108.6MB in the beginning and 104.4MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:32:58,227 INFO L158 Benchmark]: Boogie Preprocessor took 28.82ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 97.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:32:58,227 INFO L158 Benchmark]: RCFGBuilder took 356.96ms. Allocated memory is still 167.8MB. Free memory was 97.4MB in the beginning and 74.9MB in the end (delta: 22.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:32:58,227 INFO L158 Benchmark]: TraceAbstraction took 2059.95ms. Allocated memory is still 167.8MB. Free memory was 74.3MB in the beginning and 71.4MB in the end (delta: 2.9MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2025-01-09 08:32:58,227 INFO L158 Benchmark]: Witness Printer took 2.50ms. Allocated memory is still 167.8MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:32:58,232 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.28ms. Allocated memory is still 167.8MB. Free memory was 122.6MB in the beginning and 108.6MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.01ms. Allocated memory is still 167.8MB. Free memory was 108.6MB in the beginning and 104.4MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.82ms. Allocated memory is still 167.8MB. Free memory was 104.4MB in the beginning and 97.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 356.96ms. Allocated memory is still 167.8MB. Free memory was 97.4MB in the beginning and 74.9MB in the end (delta: 22.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2059.95ms. Allocated memory is still 167.8MB. Free memory was 74.3MB in the beginning and 71.4MB in the end (delta: 2.9MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Witness Printer took 2.50ms. Allocated memory is still 167.8MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 27.1kB). 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 someBinaryFLOATComparisonOperation at line 130, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 100, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 999999999.675; [L23] signed long int var_1_4 = -5; [L24] float var_1_5 = 7.875; [L25] float var_1_6 = 99.04; [L26] signed long int var_1_7 = -2; [L27] unsigned long int var_1_9 = 1; [L28] double var_1_10 = 63.25; [L29] unsigned char var_1_11 = 0; [L30] unsigned short int var_1_13 = 0; [L31] unsigned short int var_1_15 = 17766; [L32] unsigned short int var_1_16 = 28149; [L33] unsigned char var_1_19 = 4; [L34] unsigned char var_1_20 = 50; [L35] unsigned char var_1_21 = 64; [L36] unsigned char var_1_22 = 50; [L37] unsigned char var_1_23 = 5; [L38] unsigned char var_1_24 = 128; [L39] signed long int var_1_25 = -16; [L40] unsigned char var_1_26 = 0; [L41] unsigned short int last_1_var_1_13 = 0; VAL [isInitial=0, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L134] isInitial = 1 [L135] FCALL initially() [L137] CALL updateLastVariables() [L127] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-5, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L137] RET updateLastVariables() [L138] CALL updateVariables() [L90] var_1_4 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L91] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L92] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L92] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L93] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L93] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L94] var_1_5 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L95] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L96] var_1_6 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L97] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L98] var_1_10 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L99] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L100] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L100] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L101] var_1_11 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L102] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L103] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L104] var_1_15 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_15 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L105] RET assume_abort_if_not(var_1_15 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L106] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L107] var_1_16 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L108] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L109] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L110] var_1_20 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_20 >= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L111] RET assume_abort_if_not(var_1_20 >= 32) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L112] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L113] var_1_21 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_21 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L114] RET assume_abort_if_not(var_1_21 >= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L115] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L116] var_1_22 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L117] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L118] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L119] var_1_23 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L120] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L121] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L122] var_1_24 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_24 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L123] RET assume_abort_if_not(var_1_24 >= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L124] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_1=39999999987/40, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L138] RET updateVariables() [L139] CALL step() [L45] COND TRUE last_1_var_1_13 == (last_1_var_1_13 % var_1_4) [L46] var_1_1 = (var_1_5 - var_1_6) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=4, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L48] COND FALSE !(var_1_10 == var_1_1) [L55] var_1_19 = var_1_24 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L57] COND FALSE !(var_1_19 < (var_1_21 / var_1_20)) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L64] COND FALSE !(var_1_1 >= var_1_6) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L67] COND FALSE !(((var_1_6 * var_1_5) / var_1_10) > var_1_1) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L74] COND FALSE !(var_1_7 < var_1_9) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=-16, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L77] COND FALSE !((25.3 * var_1_5) != var_1_1) [L86] var_1_25 = var_1_20 VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=32, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L139] RET step() [L140] CALL, EXPR property() [L130-L131] return (((((((last_1_var_1_13 == (last_1_var_1_13 % var_1_4)) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : 1) && ((var_1_1 >= var_1_6) ? (var_1_7 == ((signed long int) var_1_19)) : 1)) && ((((var_1_6 * var_1_5) / var_1_10) > var_1_1) ? (var_1_11 ? (var_1_9 == ((unsigned long int) var_1_26)) : (var_1_9 == ((unsigned long int) var_1_26))) : 1)) && ((var_1_7 < var_1_9) ? (var_1_13 == ((unsigned short int) (var_1_26 + (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - (var_1_19 + var_1_19))))) : 1)) && ((var_1_10 == var_1_1) ? (var_1_11 ? (var_1_19 == ((unsigned char) (((32 + var_1_20) + var_1_21) - (var_1_22 + var_1_23)))) : (var_1_19 == ((unsigned char) (var_1_24 - var_1_23)))) : (var_1_19 == ((unsigned char) var_1_24)))) && (((25.3 * var_1_5) != var_1_1) ? (var_1_11 ? ((var_1_15 <= var_1_13) ? (var_1_25 == ((signed long int) var_1_26)) : 1) : (var_1_25 == ((signed long int) var_1_22))) : (var_1_25 == ((signed long int) var_1_20)))) && ((var_1_19 < (var_1_21 / var_1_20)) ? ((var_1_19 > var_1_19) ? (var_1_26 == ((unsigned char) ((((((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) > (var_1_23)) ? (((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) : (var_1_23))))) : (var_1_26 == ((unsigned char) var_1_22))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=32, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=32, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=32767, var_1_16=16383, var_1_19=127, var_1_20=32, var_1_21=64, var_1_22=257, var_1_23=0, var_1_24=127, var_1_25=32, var_1_26=0, var_1_4=-1, var_1_7=-2, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 46 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 46 mSDsluCounter, 274 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 86 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 188 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=118occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 715 NumberOfCodeBlocks, 715 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 426 ConstructedInterpolants, 0 QuantifiedInterpolants, 1056 SizeOfPredicates, 0 NumberOfNonLiveVariables, 316 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2992/3036 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 08:32:58,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-8.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 c4c3ca4cdaeebd4b3f15c91e6de8a01b99c28f02b0f115bb52bbf7a342cc37eb --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:33:00,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:33:00,233 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 08:33:00,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:33:00,238 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:33:00,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:33:00,253 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:33:00,253 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:33:00,253 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:33:00,253 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:33:00,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:33:00,254 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:33:00,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 08:33:00,254 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:33:00,255 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:33:00,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:33:00,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:33:00,255 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:33:00,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:33:00,256 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 08:33:00,256 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 08:33:00,256 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:33:00,256 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:33:00,256 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:33:00,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:33:00,256 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 -> c4c3ca4cdaeebd4b3f15c91e6de8a01b99c28f02b0f115bb52bbf7a342cc37eb [2025-01-09 08:33:00,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:33:00,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:33:00,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:33:00,511 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:33:00,511 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:33:00,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-8.i [2025-01-09 08:33:01,778 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4ab2588b4/827223a0f9d84f90bf829e6903e403e3/FLAGfdee84cc0 [2025-01-09 08:33:02,007 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:33:02,007 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-8.i [2025-01-09 08:33:02,014 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4ab2588b4/827223a0f9d84f90bf829e6903e403e3/FLAGfdee84cc0 [2025-01-09 08:33:02,034 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4ab2588b4/827223a0f9d84f90bf829e6903e403e3 [2025-01-09 08:33:02,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:33:02,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:33:02,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:33:02,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:33:02,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:33:02,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4af52823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02, skipping insertion in model container [2025-01-09 08:33:02,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,062 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:33:02,173 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_dependencies_file-8.i[918,931] [2025-01-09 08:33:02,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:33:02,239 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:33:02,250 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_dependencies_file-8.i[918,931] [2025-01-09 08:33:02,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:33:02,286 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:33:02,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02 WrapperNode [2025-01-09 08:33:02,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:33:02,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:33:02,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:33:02,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:33:02,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,306 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,330 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 136 [2025-01-09 08:33:02,334 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:33:02,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:33:02,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:33:02,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:33:02,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,351 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,370 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 08:33:02,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,377 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,398 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:33:02,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:33:02,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:33:02,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:33:02,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (1/1) ... [2025-01-09 08:33:02,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:33:02,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:33:02,437 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 08:33:02,446 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 08:33:02,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:33:02,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 08:33:02,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:33:02,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:33:02,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:33:02,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:33:02,533 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:33:02,535 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:33:23,707 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:33:23,707 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:33:23,714 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:33:23,717 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:33:23,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:33:23 BoogieIcfgContainer [2025-01-09 08:33:23,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:33:23,720 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:33:23,720 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:33:23,724 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:33:23,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:33:02" (1/3) ... [2025-01-09 08:33:23,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19523aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:33:23, skipping insertion in model container [2025-01-09 08:33:23,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:33:02" (2/3) ... [2025-01-09 08:33:23,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19523aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:33:23, skipping insertion in model container [2025-01-09 08:33:23,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:33:23" (3/3) ... [2025-01-09 08:33:23,728 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-8.i [2025-01-09 08:33:23,738 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:33:23,740 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-8.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:33:23,785 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:33:23,797 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;@3c6a9ca5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:33:23,797 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:33:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 08:33:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-01-09 08:33:23,807 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:33:23,808 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:23,808 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:33:23,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:33:23,811 INFO L85 PathProgramCache]: Analyzing trace with hash -52730447, now seen corresponding path program 1 times [2025-01-09 08:33:23,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:33:23,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [920292892] [2025-01-09 08:33:23,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:33:23,826 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 08:33:23,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:33:23,828 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 08:33:23,830 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 08:33:23,910 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:33:24,838 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:33:24,838 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:33:24,838 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:33:24,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:33:24,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:33:24,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2025-01-09 08:33:24,946 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:33:24,946 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:33:24,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [920292892] [2025-01-09 08:33:24,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [920292892] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:33:24,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:33:24,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:33:24,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203290883] [2025-01-09 08:33:24,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:33:24,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:33:24,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:33:24,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:33:24,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:33:24,968 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 08:33:24,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:33:24,986 INFO L93 Difference]: Finished difference Result 124 states and 220 transitions. [2025-01-09 08:33:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:33:24,987 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2025-01-09 08:33:24,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:33:24,995 INFO L225 Difference]: With dead ends: 124 [2025-01-09 08:33:24,998 INFO L226 Difference]: Without dead ends: 62 [2025-01-09 08:33:25,001 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 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 08:33:25,002 INFO L435 NwaCegarLoop]: 95 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, 95 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 08:33:25,006 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:33:25,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-01-09 08:33:25,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-01-09 08:33:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-01-09 08:33:25,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 95 transitions. [2025-01-09 08:33:25,035 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 95 transitions. Word has length 143 [2025-01-09 08:33:25,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:33:25,036 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 95 transitions. [2025-01-09 08:33:25,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-01-09 08:33:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2025-01-09 08:33:25,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-01-09 08:33:25,039 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:33:25,039 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:25,067 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 08:33:25,240 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 08:33:25,241 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:33:25,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:33:25,242 INFO L85 PathProgramCache]: Analyzing trace with hash 955214187, now seen corresponding path program 1 times [2025-01-09 08:33:25,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:33:25,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1582060439] [2025-01-09 08:33:25,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:33:25,243 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 08:33:25,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:33:25,245 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 08:33:25,247 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 08:33:25,323 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:33:26,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:33:26,184 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:33:26,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:33:26,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-09 08:33:26,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:33:37,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-01-09 08:33:37,236 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:33:37,237 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:33:37,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1582060439] [2025-01-09 08:33:37,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1582060439] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:33:37,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:33:37,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:33:37,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156292914] [2025-01-09 08:33:37,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:33:37,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 08:33:37,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:33:37,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 08:33:37,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 08:33:37,243 INFO L87 Difference]: Start difference. First operand 62 states and 95 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-01-09 08:33:41,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 08:33:45,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 08:33:45,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:33:45,826 INFO L93 Difference]: Finished difference Result 180 states and 279 transitions. [2025-01-09 08:33:46,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 08:33:46,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 143 [2025-01-09 08:33:46,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:33:46,014 INFO L225 Difference]: With dead ends: 180 [2025-01-09 08:33:46,016 INFO L226 Difference]: Without dead ends: 121 [2025-01-09 08:33:46,017 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 08:33:46,018 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 20 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2025-01-09 08:33:46,018 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 180 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2025-01-09 08:33:46,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2025-01-09 08:33:46,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 118. [2025-01-09 08:33:46,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 69 states have (on average 1.318840579710145) internal successors, (91), 69 states have internal predecessors, (91), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2025-01-09 08:33:46,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 183 transitions. [2025-01-09 08:33:46,055 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 183 transitions. Word has length 143 [2025-01-09 08:33:46,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:33:46,056 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 183 transitions. [2025-01-09 08:33:46,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-01-09 08:33:46,056 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 183 transitions. [2025-01-09 08:33:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-01-09 08:33:46,058 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:33:46,058 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:46,085 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 08:33:46,259 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 08:33:46,259 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:33:46,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:33:46,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1012472489, now seen corresponding path program 1 times [2025-01-09 08:33:46,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:33:46,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080464715] [2025-01-09 08:33:46,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:33:46,262 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 08:33:46,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:33:46,265 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 08:33:46,266 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 08:33:46,303 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 08:33:47,188 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 08:33:47,189 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:33:47,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:33:47,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-01-09 08:33:47,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:34:26,354 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-01-09 08:34:34,864 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)