./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:03:13,283 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:03:13,352 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 13:03:13,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:03:13,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:03:13,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:03:13,385 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:03:13,385 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:03:13,386 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:03:13,386 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:03:13,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:03:13,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:03:13,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:03:13,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:03:13,388 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:03:13,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:03:13,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:03:13,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:03:13,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 13:03:13,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:03:13,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:03:13,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:03:13,394 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:03:13,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:03:13,395 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:03:13,395 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:03:13,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:03:13,396 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:03:13,396 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:03:13,396 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:03:13,396 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:03:13,396 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:03:13,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:03:13,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:03:13,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:03:13,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:03:13,398 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 13:03:13,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 13:03:13,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:03:13,401 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:03:13,401 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:03:13,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:03:13,402 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a [2024-11-16 13:03:13,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:03:13,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:03:13,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:03:13,703 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:03:13,704 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:03:13,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-16 13:03:15,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:03:15,337 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:03:15,338 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-16 13:03:15,355 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6959c1a12/d40e2d38f1c44b519e82db7acf2f6a98/FLAG23292921f [2024-11-16 13:03:15,710 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6959c1a12/d40e2d38f1c44b519e82db7acf2f6a98 [2024-11-16 13:03:15,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:03:15,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:03:15,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:03:15,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:03:15,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:03:15,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:03:15" (1/1) ... [2024-11-16 13:03:15,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790a48d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:15, skipping insertion in model container [2024-11-16 13:03:15,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:03:15" (1/1) ... [2024-11-16 13:03:15,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:03:15,943 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-16 13:03:16,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:03:16,014 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:03:16,025 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-16 13:03:16,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:03:16,078 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:03:16,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16 WrapperNode [2024-11-16 13:03:16,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:03:16,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:03:16,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:03:16,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:03:16,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,100 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,160 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2024-11-16 13:03:16,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:03:16,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:03:16,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:03:16,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:03:16,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,186 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,218 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]. [2024-11-16 13:03:16,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,227 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:03:16,238 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:03:16,238 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:03:16,239 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:03:16,239 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (1/1) ... [2024-11-16 13:03:16,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:03:16,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:03:16,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 13:03:16,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 13:03:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:03:16,330 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:03:16,331 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:03:16,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 13:03:16,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:03:16,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:03:16,416 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:03:16,418 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:03:16,759 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-16 13:03:16,760 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:03:16,776 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:03:16,779 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:03:16,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:03:16 BoogieIcfgContainer [2024-11-16 13:03:16,780 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:03:16,781 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:03:16,782 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:03:16,786 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:03:16,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:03:15" (1/3) ... [2024-11-16 13:03:16,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a529b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:03:16, skipping insertion in model container [2024-11-16 13:03:16,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:16" (2/3) ... [2024-11-16 13:03:16,788 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72a529b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:03:16, skipping insertion in model container [2024-11-16 13:03:16,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:03:16" (3/3) ... [2024-11-16 13:03:16,790 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-16 13:03:16,801 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:03:16,802 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:03:16,853 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:03:16,859 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;@64f12184, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:03:16,859 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:03:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-16 13:03:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:03:16,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:03:16,875 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:03:16,876 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:03:16,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:03:16,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1839872743, now seen corresponding path program 1 times [2024-11-16 13:03:16,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:03:16,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485479392] [2024-11-16 13:03:16,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:16,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:03:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:03:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:03:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:03:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 13:03:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:03:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 13:03:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:03:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 13:03:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:03:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:03:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:03:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:03:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:03:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:03:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:03:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:03:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:03:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:03:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:03:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:03:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:03:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-16 13:03:17,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:03:17,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485479392] [2024-11-16 13:03:17,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485479392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:03:17,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:03:17,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 13:03:17,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926257767] [2024-11-16 13:03:17,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:03:17,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 13:03:17,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:03:17,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 13:03:17,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:03:17,378 INFO L87 Difference]: Start difference. First operand has 69 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 13:03:17,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:03:17,414 INFO L93 Difference]: Finished difference Result 130 states and 222 transitions. [2024-11-16 13:03:17,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 13:03:17,417 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 138 [2024-11-16 13:03:17,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:03:17,423 INFO L225 Difference]: With dead ends: 130 [2024-11-16 13:03:17,423 INFO L226 Difference]: Without dead ends: 64 [2024-11-16 13:03:17,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:03:17,432 INFO L432 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 [2024-11-16 13:03:17,434 INFO L433 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] [2024-11-16 13:03:17,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-16 13:03:17,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-11-16 13:03:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-16 13:03:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 95 transitions. [2024-11-16 13:03:17,500 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 95 transitions. Word has length 138 [2024-11-16 13:03:17,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:03:17,501 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 95 transitions. [2024-11-16 13:03:17,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 13:03:17,501 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2024-11-16 13:03:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:03:17,505 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:03:17,505 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:03:17,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 13:03:17,507 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:03:17,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:03:17,508 INFO L85 PathProgramCache]: Analyzing trace with hash 2142482390, now seen corresponding path program 1 times [2024-11-16 13:03:17,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:03:17,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309936941] [2024-11-16 13:03:17,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:17,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:03:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:03:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:03:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:03:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 13:03:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:03:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 13:03:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:03:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 13:03:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:03:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:03:18,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:03:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:03:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:03:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:03:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:03:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:03:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:03:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:03:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:03:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:03:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:03:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:18,254 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-16 13:03:18,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:03:18,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309936941] [2024-11-16 13:03:18,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309936941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:03:18,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:03:18,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 13:03:18,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869933706] [2024-11-16 13:03:18,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:03:18,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:03:18,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:03:18,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:03:18,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:03:18,258 INFO L87 Difference]: Start difference. First operand 64 states and 95 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-16 13:03:18,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:03:18,355 INFO L93 Difference]: Finished difference Result 176 states and 249 transitions. [2024-11-16 13:03:18,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 13:03:18,358 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2024-11-16 13:03:18,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:03:18,361 INFO L225 Difference]: With dead ends: 176 [2024-11-16 13:03:18,361 INFO L226 Difference]: Without dead ends: 115 [2024-11-16 13:03:18,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 13:03:18,365 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 56 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 13:03:18,365 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 268 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 13:03:18,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-16 13:03:18,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 90. [2024-11-16 13:03:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 63 states have (on average 1.3015873015873016) internal successors, (82), 64 states have internal predecessors, (82), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-16 13:03:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 130 transitions. [2024-11-16 13:03:18,389 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 130 transitions. Word has length 138 [2024-11-16 13:03:18,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:03:18,391 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 130 transitions. [2024-11-16 13:03:18,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-16 13:03:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 130 transitions. [2024-11-16 13:03:18,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:03:18,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:03:18,395 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:03:18,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 13:03:18,395 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:03:18,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:03:18,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1254978709, now seen corresponding path program 1 times [2024-11-16 13:03:18,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:03:18,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330133086] [2024-11-16 13:03:18,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:18,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:03:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 13:03:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 13:03:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 13:03:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 13:03:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 13:03:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 13:03:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 13:03:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 13:03:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 13:03:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 13:03:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 13:03:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 13:03:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 13:03:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 13:03:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 13:03:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 13:03:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 13:03:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 13:03:19,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 13:03:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 13:03:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 13:03:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 33 proven. 27 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-16 13:03:19,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 13:03:19,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330133086] [2024-11-16 13:03:19,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330133086] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:03:19,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900389023] [2024-11-16 13:03:19,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:19,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:03:19,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:03:19,650 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 13:03:19,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 13:03:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:20,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-16 13:03:20,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:03:21,650 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 449 proven. 48 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2024-11-16 13:03:21,651 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:03:23,310 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 66 proven. 51 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2024-11-16 13:03:23,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900389023] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 13:03:23,311 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 13:03:23,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 12] total 28 [2024-11-16 13:03:23,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853436637] [2024-11-16 13:03:23,312 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 13:03:23,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-16 13:03:23,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 13:03:23,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-16 13:03:23,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=614, Unknown=0, NotChecked=0, Total=756 [2024-11-16 13:03:23,315 INFO L87 Difference]: Start difference. First operand 90 states and 130 transitions. Second operand has 28 states, 27 states have (on average 3.6666666666666665) internal successors, (99), 26 states have internal predecessors, (99), 7 states have call successors, (63), 4 states have call predecessors, (63), 8 states have return successors, (63), 7 states have call predecessors, (63), 7 states have call successors, (63) [2024-11-16 13:03:28,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 13:03:35,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:03:35,650 INFO L93 Difference]: Finished difference Result 597 states and 821 transitions. [2024-11-16 13:03:35,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-16 13:03:35,651 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 3.6666666666666665) internal successors, (99), 26 states have internal predecessors, (99), 7 states have call successors, (63), 4 states have call predecessors, (63), 8 states have return successors, (63), 7 states have call predecessors, (63), 7 states have call successors, (63) Word has length 138 [2024-11-16 13:03:35,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:03:35,661 INFO L225 Difference]: With dead ends: 597 [2024-11-16 13:03:35,661 INFO L226 Difference]: Without dead ends: 510 [2024-11-16 13:03:35,666 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3719 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=2101, Invalid=8405, Unknown=0, NotChecked=0, Total=10506 [2024-11-16 13:03:35,667 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 978 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 1647 mSolverCounterSat, 798 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 1154 SdHoareTripleChecker+Invalid, 2446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 798 IncrementalHoareTripleChecker+Valid, 1647 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2024-11-16 13:03:35,667 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [980 Valid, 1154 Invalid, 2446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [798 Valid, 1647 Invalid, 1 Unknown, 0 Unchecked, 7.2s Time] [2024-11-16 13:03:35,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2024-11-16 13:03:35,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 315. [2024-11-16 13:03:35,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 209 states have (on average 1.2344497607655502) internal successors, (258), 212 states have internal predecessors, (258), 90 states have call successors, (90), 15 states have call predecessors, (90), 15 states have return successors, (90), 87 states have call predecessors, (90), 90 states have call successors, (90) [2024-11-16 13:03:35,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 438 transitions. [2024-11-16 13:03:35,787 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 438 transitions. Word has length 138 [2024-11-16 13:03:35,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:03:35,787 INFO L471 AbstractCegarLoop]: Abstraction has 315 states and 438 transitions. [2024-11-16 13:03:35,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 3.6666666666666665) internal successors, (99), 26 states have internal predecessors, (99), 7 states have call successors, (63), 4 states have call predecessors, (63), 8 states have return successors, (63), 7 states have call predecessors, (63), 7 states have call successors, (63) [2024-11-16 13:03:35,788 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 438 transitions. [2024-11-16 13:03:35,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:03:35,790 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:03:35,790 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:03:35,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 13:03:35,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:03:35,992 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:03:35,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:03:35,992 INFO L85 PathProgramCache]: Analyzing trace with hash -552475754, now seen corresponding path program 1 times [2024-11-16 13:03:35,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 13:03:35,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750934964] [2024-11-16 13:03:35,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:35,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 13:03:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-16 13:03:36,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [538737043] [2024-11-16 13:03:36,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:36,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 13:03:36,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:03:36,134 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 13:03:36,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 13:03:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 13:03:36,268 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 13:03:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 13:03:36,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 13:03:36,459 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 13:03:36,462 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-16 13:03:36,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-16 13:03:36,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-16 13:03:36,671 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-16 13:03:36,782 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 13:03:36,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 01:03:36 BoogieIcfgContainer [2024-11-16 13:03:36,785 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 13:03:36,786 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 13:03:36,786 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 13:03:36,786 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 13:03:36,787 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:03:16" (3/4) ... [2024-11-16 13:03:36,789 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-16 13:03:36,790 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 13:03:36,790 INFO L158 Benchmark]: Toolchain (without parser) took 21076.81ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 99.4MB in the beginning and 95.7MB in the end (delta: 3.7MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. [2024-11-16 13:03:36,791 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 13:03:36,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.32ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 82.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-16 13:03:36,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.50ms. Allocated memory is still 151.0MB. Free memory was 82.6MB in the beginning and 120.7MB in the end (delta: -38.1MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-16 13:03:36,792 INFO L158 Benchmark]: Boogie Preprocessor took 76.23ms. Allocated memory is still 151.0MB. Free memory was 120.7MB in the beginning and 114.7MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-16 13:03:36,792 INFO L158 Benchmark]: IcfgBuilder took 541.33ms. Allocated memory is still 151.0MB. Free memory was 114.7MB in the beginning and 92.5MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-16 13:03:36,792 INFO L158 Benchmark]: TraceAbstraction took 20003.85ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 91.6MB in the beginning and 96.7MB in the end (delta: -5.1MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2024-11-16 13:03:36,793 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 222.3MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 13:03:36,794 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 63.7MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.32ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 82.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.50ms. Allocated memory is still 151.0MB. Free memory was 82.6MB in the beginning and 120.7MB in the end (delta: -38.1MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.23ms. Allocated memory is still 151.0MB. Free memory was 120.7MB in the beginning and 114.7MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 541.33ms. Allocated memory is still 151.0MB. Free memory was 114.7MB in the beginning and 92.5MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 20003.85ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 91.6MB in the beginning and 96.7MB in the end (delta: -5.1MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 222.3MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 143. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.05; [L23] double var_1_6 = 0.0; [L24] double var_1_7 = 49.5; [L25] double var_1_8 = 16.75; [L26] unsigned short int var_1_9 = 1; [L27] unsigned long int var_1_11 = 8; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 1; [L30] unsigned char var_1_14 = 32; [L31] unsigned char var_1_15 = 50; [L32] unsigned char var_1_16 = 8; [L33] unsigned char var_1_17 = 32; [L34] unsigned long int var_1_18 = 2; [L35] unsigned long int var_1_19 = 3876014737; [L36] unsigned char var_1_20 = 0; [L37] unsigned short int var_1_21 = 25; [L38] unsigned short int var_1_22 = 50; [L39] unsigned short int var_1_23 = 100; [L40] unsigned char var_1_24 = 5; [L41] unsigned char var_1_25 = 100; [L42] signed long int var_1_26 = 16; [L43] signed long int var_1_27 = 1; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 0; [L46] double last_1_var_1_1 = 5.05; [L47] unsigned short int last_1_var_1_9 = 1; [L48] unsigned long int last_1_var_1_11 = 8; [L49] unsigned char last_1_var_1_14 = 32; [L50] unsigned char last_1_var_1_20 = 0; VAL [isInitial=0, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_6=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L147] isInitial = 1 [L148] FCALL initially() [L149] COND TRUE 1 [L150] CALL updateLastVariables() [L136] last_1_var_1_1 = var_1_1 [L137] last_1_var_1_9 = var_1_9 [L138] last_1_var_1_11 = var_1_11 [L139] last_1_var_1_14 = var_1_14 [L140] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_6=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L150] RET updateLastVariables() [L151] CALL updateVariables() [L101] var_1_6 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_6 >= 2305843.009213691390e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L102] RET assume_abort_if_not((var_1_6 >= 2305843.009213691390e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L103] var_1_7 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L104] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L105] var_1_8 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L106] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L107] var_1_13 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L108] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L109] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L110] var_1_15 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L111] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L112] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L113] var_1_16 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L115] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L116] var_1_17 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L118] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L119] var_1_19 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_19 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L120] RET assume_abort_if_not(var_1_19 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L121] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L122] var_1_22 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L123] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L124] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L125] var_1_25 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L126] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L127] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L127] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L128] var_1_27 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_27 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L129] RET assume_abort_if_not(var_1_27 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_27 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_27 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L131] var_1_29 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_9=1] [L132] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L133] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=0, var_1_23=100, var_1_24=5, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L151] RET updateVariables() [L152] CALL step() [L54] var_1_21 = var_1_22 [L55] var_1_23 = var_1_22 [L56] var_1_24 = var_1_25 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L57] COND FALSE !(var_1_21 != var_1_24) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L62] COND FALSE !(var_1_24 > var_1_22) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L67] COND TRUE \read(var_1_13) [L68] var_1_18 = ((var_1_19 - last_1_var_1_9) - last_1_var_1_11) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L72] COND FALSE !(var_1_6 > ((((var_1_8) < (last_1_var_1_1)) ? (var_1_8) : (last_1_var_1_1)))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L81] COND TRUE (8 - 64) <= (var_1_9 - var_1_9) [L82] var_1_14 = (((((var_1_15 + var_1_16)) < (var_1_17)) ? ((var_1_15 + var_1_16)) : (var_1_17))) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L86] signed long int stepLocal_0 = - ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))); VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, stepLocal_0=-1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=101/20, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L87] COND FALSE !(var_1_18 >= stepLocal_0) [L90] var_1_1 = var_1_7 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L92] COND TRUE (var_1_14 / var_1_19) <= ((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14))) [L93] var_1_20 = var_1_13 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L95] COND TRUE \read(var_1_20) [L96] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L98] var_1_11 = (var_1_9 + (((((var_1_18) < (var_1_9)) ? (var_1_18) : (var_1_9))) + 2u)) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L152] RET step() [L153] CALL, EXPR property() [L143-L144] return (((((((var_1_18 >= (- ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))))) ? (var_1_1 == ((double) (((var_1_6 - var_1_7) - ((((64.75) > (128.725)) ? (64.75) : (128.725)))) + var_1_8))) : (var_1_1 == ((double) var_1_7))) && ((var_1_6 > ((((var_1_8) < (last_1_var_1_1)) ? (var_1_8) : (last_1_var_1_1)))) ? ((! ((last_1_var_1_1 == var_1_7) && (last_1_var_1_20 || last_1_var_1_20))) ? ((! (var_1_6 <= var_1_7)) ? (var_1_9 == ((unsigned short int) ((((last_1_var_1_14) < (last_1_var_1_14)) ? (last_1_var_1_14) : (last_1_var_1_14))))) : 1) : (var_1_9 == ((unsigned short int) last_1_var_1_14))) : 1)) && (var_1_11 == ((unsigned long int) (var_1_9 + (((((var_1_18) < (var_1_9)) ? (var_1_18) : (var_1_9))) + 2u))))) && (var_1_20 ? (var_1_12 == ((unsigned char) var_1_13)) : 1)) && (((8 - 64) <= (var_1_9 - var_1_9)) ? (var_1_14 == ((unsigned char) (((((var_1_15 + var_1_16)) < (var_1_17)) ? ((var_1_15 + var_1_16)) : (var_1_17))))) : (var_1_14 == ((unsigned char) var_1_17)))) && (var_1_13 ? (var_1_18 == ((unsigned long int) ((var_1_19 - last_1_var_1_9) - last_1_var_1_11))) : (var_1_18 == ((unsigned long int) (((((var_1_19 - var_1_17)) > (var_1_15)) ? ((var_1_19 - var_1_17)) : (var_1_15))))))) && (((var_1_14 / var_1_19) <= ((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) ? (var_1_20 == ((unsigned char) var_1_13)) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L153] RET, EXPR property() [L153] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934581, var_1_19=8589934590, var_1_1=2, var_1_20=1, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_7=2, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.8s, OverallIterations: 4, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 1036 SdHoareTripleChecker+Valid, 7.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1034 mSDsluCounter, 1517 SdHoareTripleChecker+Invalid, 6.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1206 mSDsCounter, 799 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1677 IncrementalHoareTripleChecker+Invalid, 2477 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 799 mSolverCounterUnsat, 311 mSDtfsCounter, 1677 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 526 GetRequests, 423 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3719 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=315occurred in iteration=3, InterpolantAutomatonStates: 88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 220 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 828 NumberOfCodeBlocks, 828 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 685 ConstructedInterpolants, 0 QuantifiedInterpolants, 5678 SizeOfPredicates, 9 NumberOfNonLiveVariables, 337 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 4074/4200 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-16 13:03:36,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- 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/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 13:03:39,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 13:03:39,113 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-16 13:03:39,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 13:03:39,118 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 13:03:39,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 13:03:39,153 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 13:03:39,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 13:03:39,154 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 13:03:39,154 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 13:03:39,155 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 13:03:39,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 13:03:39,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 13:03:39,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 13:03:39,160 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 13:03:39,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 13:03:39,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 13:03:39,161 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 13:03:39,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 13:03:39,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 13:03:39,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 13:03:39,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 13:03:39,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 13:03:39,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-16 13:03:39,164 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-16 13:03:39,164 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 13:03:39,164 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-16 13:03:39,165 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 13:03:39,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 13:03:39,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 13:03:39,165 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 13:03:39,165 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 13:03:39,166 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 13:03:39,166 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 13:03:39,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:03:39,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 13:03:39,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 13:03:39,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 13:03:39,169 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-16 13:03:39,170 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-16 13:03:39,170 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 13:03:39,170 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 13:03:39,170 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 13:03:39,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 13:03:39,171 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a [2024-11-16 13:03:39,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 13:03:39,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 13:03:39,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 13:03:39,543 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 13:03:39,543 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 13:03:39,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-16 13:03:41,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 13:03:41,433 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 13:03:41,434 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-16 13:03:41,453 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0897f337d/ac0ba3d8899a4d338bb79eb788f2fd75/FLAG19dd077f8 [2024-11-16 13:03:41,758 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0897f337d/ac0ba3d8899a4d338bb79eb788f2fd75 [2024-11-16 13:03:41,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 13:03:41,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 13:03:41,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 13:03:41,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 13:03:41,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 13:03:41,773 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:03:41" (1/1) ... [2024-11-16 13:03:41,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f3f945 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:41, skipping insertion in model container [2024-11-16 13:03:41,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 01:03:41" (1/1) ... [2024-11-16 13:03:41,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 13:03:41,993 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-16 13:03:42,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:03:42,092 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 13:03:42,109 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-16 13:03:42,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 13:03:42,174 INFO L204 MainTranslator]: Completed translation [2024-11-16 13:03:42,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42 WrapperNode [2024-11-16 13:03:42,175 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 13:03:42,176 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 13:03:42,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 13:03:42,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 13:03:42,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,250 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2024-11-16 13:03:42,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 13:03:42,256 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 13:03:42,256 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 13:03:42,256 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 13:03:42,268 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,273 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,285 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]. [2024-11-16 13:03:42,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,293 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 13:03:42,301 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 13:03:42,301 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 13:03:42,302 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 13:03:42,306 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (1/1) ... [2024-11-16 13:03:42,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 13:03:42,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 13:03:42,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 13:03:42,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 13:03:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 13:03:42,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-16 13:03:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 13:03:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 13:03:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 13:03:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 13:03:42,492 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 13:03:42,495 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 13:03:45,802 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-16 13:03:45,803 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 13:03:45,817 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 13:03:45,818 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 13:03:45,818 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:03:45 BoogieIcfgContainer [2024-11-16 13:03:45,819 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 13:03:45,821 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 13:03:45,821 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 13:03:45,825 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 13:03:45,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 01:03:41" (1/3) ... [2024-11-16 13:03:45,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cde2b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:03:45, skipping insertion in model container [2024-11-16 13:03:45,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 01:03:42" (2/3) ... [2024-11-16 13:03:45,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cde2b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:03:45, skipping insertion in model container [2024-11-16 13:03:45,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 01:03:45" (3/3) ... [2024-11-16 13:03:45,831 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-16 13:03:45,846 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 13:03:45,846 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 13:03:45,919 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 13:03:45,929 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;@31db1a2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 13:03:45,930 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 13:03:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-16 13:03:45,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:03:45,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:03:45,948 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:03:45,949 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:03:45,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:03:45,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1839872743, now seen corresponding path program 1 times [2024-11-16 13:03:45,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 13:03:45,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [180590130] [2024-11-16 13:03:45,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:45,971 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 [2024-11-16 13:03:45,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 13:03:45,974 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-16 13:03:45,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-16 13:03:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:46,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-16 13:03:46,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:03:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-16 13:03:46,417 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 13:03:46,418 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 13:03:46,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [180590130] [2024-11-16 13:03:46,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [180590130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:03:46,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 13:03:46,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 13:03:46,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125438195] [2024-11-16 13:03:46,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:03:46,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 13:03:46,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 13:03:46,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 13:03:46,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:03:46,452 INFO L87 Difference]: Start difference. First operand has 69 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 46 states have internal predecessors, (62), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 13:03:46,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:03:46,477 INFO L93 Difference]: Finished difference Result 130 states and 222 transitions. [2024-11-16 13:03:46,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 13:03:46,481 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 138 [2024-11-16 13:03:46,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:03:46,490 INFO L225 Difference]: With dead ends: 130 [2024-11-16 13:03:46,490 INFO L226 Difference]: Without dead ends: 64 [2024-11-16 13:03:46,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 13:03:46,497 INFO L432 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 [2024-11-16 13:03:46,498 INFO L433 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] [2024-11-16 13:03:46,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-16 13:03:46,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-11-16 13:03:46,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-16 13:03:46,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 95 transitions. [2024-11-16 13:03:46,544 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 95 transitions. Word has length 138 [2024-11-16 13:03:46,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:03:46,544 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 95 transitions. [2024-11-16 13:03:46,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 13:03:46,545 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2024-11-16 13:03:46,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:03:46,556 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:03:46,557 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:03:46,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-16 13:03:46,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-16 13:03:46,758 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:03:46,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:03:46,759 INFO L85 PathProgramCache]: Analyzing trace with hash 2142482390, now seen corresponding path program 1 times [2024-11-16 13:03:46,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 13:03:46,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1259660585] [2024-11-16 13:03:46,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:46,760 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 [2024-11-16 13:03:46,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 13:03:46,763 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-16 13:03:46,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-16 13:03:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:47,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-16 13:03:47,091 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:03:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-16 13:03:51,064 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:03:51,821 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 13:03:51,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1259660585] [2024-11-16 13:03:51,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1259660585] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:03:51,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [759132659] [2024-11-16 13:03:51,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:51,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-16 13:03:51,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-16 13:03:51,825 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-16 13:03:51,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-16 13:03:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:52,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 13:03:52,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:03:52,243 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-16 13:03:52,244 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 13:03:52,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [759132659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 13:03:52,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 13:03:52,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-11-16 13:03:52,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614642354] [2024-11-16 13:03:52,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 13:03:52,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 13:03:52,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 13:03:52,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 13:03:52,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-16 13:03:52,247 INFO L87 Difference]: Start difference. First operand 64 states and 95 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-16 13:03:55,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 13:03:55,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:03:55,702 INFO L93 Difference]: Finished difference Result 244 states and 353 transitions. [2024-11-16 13:03:55,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 13:03:55,703 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2024-11-16 13:03:55,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:03:55,707 INFO L225 Difference]: With dead ends: 244 [2024-11-16 13:03:55,707 INFO L226 Difference]: Without dead ends: 183 [2024-11-16 13:03:55,708 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2024-11-16 13:03:55,709 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 161 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:03:55,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 420 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-16 13:03:55,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2024-11-16 13:03:55,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 172. [2024-11-16 13:03:55,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 119 states have (on average 1.3025210084033614) internal successors, (155), 121 states have internal predecessors, (155), 48 states have call successors, (48), 4 states have call predecessors, (48), 4 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-16 13:03:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 251 transitions. [2024-11-16 13:03:55,760 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 251 transitions. Word has length 138 [2024-11-16 13:03:55,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:03:55,760 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 251 transitions. [2024-11-16 13:03:55,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-16 13:03:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 251 transitions. [2024-11-16 13:03:55,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:03:55,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:03:55,765 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:03:55,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-16 13:03:55,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-16 13:03:56,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-16 13:03:56,167 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:03:56,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:03:56,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1254978709, now seen corresponding path program 1 times [2024-11-16 13:03:56,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 13:03:56,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [732323127] [2024-11-16 13:03:56,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:03:56,169 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 [2024-11-16 13:03:56,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 13:03:56,171 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-16 13:03:56,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-16 13:03:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:03:56,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-16 13:03:56,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:03:59,578 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-16 13:03:59,578 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:04:04,218 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 13:04:04,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [732323127] [2024-11-16 13:04:04,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [732323127] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:04:04,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1394913058] [2024-11-16 13:04:04,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:04:04,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-16 13:04:04,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-16 13:04:04,220 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-16 13:04:04,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-16 13:04:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:04:04,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-16 13:04:04,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 13:04:08,396 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-16 13:04:08,396 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 13:04:08,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1394913058] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 13:04:08,859 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 13:04:08,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2024-11-16 13:04:08,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661918089] [2024-11-16 13:04:08,859 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-16 13:04:08,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 13:04:08,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 13:04:08,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 13:04:08,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-16 13:04:08,861 INFO L87 Difference]: Start difference. First operand 172 states and 251 transitions. Second operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 13:04:14,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 13:04:16,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 13:04:16,147 INFO L93 Difference]: Finished difference Result 486 states and 703 transitions. [2024-11-16 13:04:16,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 13:04:16,148 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 138 [2024-11-16 13:04:16,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 13:04:16,152 INFO L225 Difference]: With dead ends: 486 [2024-11-16 13:04:16,152 INFO L226 Difference]: Without dead ends: 317 [2024-11-16 13:04:16,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 395 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2024-11-16 13:04:16,156 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 239 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-16 13:04:16,156 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 443 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-11-16 13:04:16,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2024-11-16 13:04:16,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 288. [2024-11-16 13:04:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 188 states have (on average 1.2606382978723405) internal successors, (237), 191 states have internal predecessors, (237), 90 states have call successors, (90), 9 states have call predecessors, (90), 9 states have return successors, (90), 87 states have call predecessors, (90), 90 states have call successors, (90) [2024-11-16 13:04:16,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 417 transitions. [2024-11-16 13:04:16,210 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 417 transitions. Word has length 138 [2024-11-16 13:04:16,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 13:04:16,211 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 417 transitions. [2024-11-16 13:04:16,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-16 13:04:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 417 transitions. [2024-11-16 13:04:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-16 13:04:16,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 13:04:16,214 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 13:04:16,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-16 13:04:16,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-16 13:04:16,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-16 13:04:16,616 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 13:04:16,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 13:04:16,616 INFO L85 PathProgramCache]: Analyzing trace with hash -552475754, now seen corresponding path program 1 times [2024-11-16 13:04:16,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 13:04:16,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [614109857] [2024-11-16 13:04:16,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 13:04:16,617 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 [2024-11-16 13:04:16,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 13:04:16,619 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-16 13:04:16,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-16 13:04:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 13:04:16,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-16 13:04:16,955 INFO L278 TraceCheckSpWp]: Computing forward predicates...