./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 09:59:16,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 09:59:17,031 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 09:59:17,037 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 09:59:17,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 09:59:17,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 09:59:17,059 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 09:59:17,059 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 09:59:17,059 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 09:59:17,059 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 09:59:17,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 09:59:17,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 09:59:17,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 09:59:17,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 09:59:17,065 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 09:59:17,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 09:59:17,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 09:59:17,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 09:59:17,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 09:59:17,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 09:59:17,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 09:59:17,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 09:59:17,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 09:59:17,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 09:59:17,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 09:59:17,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 09:59:17,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 09:59:17,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 09:59:17,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 09:59:17,069 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 09:59:17,070 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 09:59:17,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 09:59:17,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 09:59:17,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 09:59:17,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 09:59:17,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 09:59:17,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 09:59:17,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 09:59:17,072 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 09:59:17,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 09:59:17,072 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 09:59:17,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 09:59:17,073 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 [2024-10-11 09:59:17,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 09:59:17,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 09:59:17,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 09:59:17,300 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 09:59:17,300 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 09:59:17,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-10-11 09:59:18,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 09:59:18,682 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 09:59:18,686 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-10-11 09:59:18,695 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e2dfb3b9c/d845893523c1467db8bc73e6aae3b595/FLAGa6de19a92 [2024-10-11 09:59:18,707 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e2dfb3b9c/d845893523c1467db8bc73e6aae3b595 [2024-10-11 09:59:18,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 09:59:18,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 09:59:18,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 09:59:18,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 09:59:18,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 09:59:18,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:59:18" (1/1) ... [2024-10-11 09:59:18,717 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b030041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:18, skipping insertion in model container [2024-10-11 09:59:18,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:59:18" (1/1) ... [2024-10-11 09:59:18,745 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 09:59:18,875 WARN L248 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_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-10-11 09:59:18,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 09:59:18,964 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 09:59:18,976 WARN L248 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_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-10-11 09:59:19,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 09:59:19,019 INFO L204 MainTranslator]: Completed translation [2024-10-11 09:59:19,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19 WrapperNode [2024-10-11 09:59:19,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 09:59:19,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 09:59:19,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 09:59:19,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 09:59:19,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,072 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2024-10-11 09:59:19,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 09:59:19,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 09:59:19,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 09:59:19,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 09:59:19,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,085 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,101 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]. [2024-10-11 09:59:19,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,102 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 09:59:19,132 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 09:59:19,133 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 09:59:19,133 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 09:59:19,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (1/1) ... [2024-10-11 09:59:19,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 09:59:19,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 09:59:19,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 09:59:19,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 09:59:19,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 09:59:19,196 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 09:59:19,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 09:59:19,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 09:59:19,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 09:59:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 09:59:19,276 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 09:59:19,278 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 09:59:19,626 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-11 09:59:19,627 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 09:59:19,658 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 09:59:19,659 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 09:59:19,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:59:19 BoogieIcfgContainer [2024-10-11 09:59:19,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 09:59:19,661 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 09:59:19,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 09:59:19,664 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 09:59:19,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 09:59:18" (1/3) ... [2024-10-11 09:59:19,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db1dbf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:59:19, skipping insertion in model container [2024-10-11 09:59:19,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:19" (2/3) ... [2024-10-11 09:59:19,666 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7db1dbf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:59:19, skipping insertion in model container [2024-10-11 09:59:19,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:59:19" (3/3) ... [2024-10-11 09:59:19,667 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-10-11 09:59:19,679 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 09:59:19,679 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 09:59:19,725 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 09:59:19,730 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;@7e862900, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 09:59:19,730 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 09:59:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 60 states have internal predecessors, (94), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 09:59:19,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-10-11 09:59:19,743 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:19,743 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:19,743 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:19,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:19,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1640393968, now seen corresponding path program 1 times [2024-10-11 09:59:19,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:19,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259638739] [2024-10-11 09:59:19,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:19,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:19,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:20,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:20,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:20,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259638739] [2024-10-11 09:59:20,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259638739] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:20,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:20,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 09:59:20,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383113549] [2024-10-11 09:59:20,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:20,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 09:59:20,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:20,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 09:59:20,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 09:59:20,115 INFO L87 Difference]: Start difference. First operand has 80 states, 59 states have (on average 1.5932203389830508) internal successors, (94), 60 states have internal predecessors, (94), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 09:59:20,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:20,154 INFO L93 Difference]: Finished difference Result 157 states and 276 transitions. [2024-10-11 09:59:20,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 09:59:20,158 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 126 [2024-10-11 09:59:20,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:20,164 INFO L225 Difference]: With dead ends: 157 [2024-10-11 09:59:20,164 INFO L226 Difference]: Without dead ends: 78 [2024-10-11 09:59:20,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 09:59:20,170 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:20,171 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 09:59:20,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-10-11 09:59:20,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-10-11 09:59:20,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 58 states have (on average 1.5172413793103448) internal successors, (88), 58 states have internal predecessors, (88), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 09:59:20,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 124 transitions. [2024-10-11 09:59:20,208 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 124 transitions. Word has length 126 [2024-10-11 09:59:20,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:20,208 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 124 transitions. [2024-10-11 09:59:20,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 09:59:20,210 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2024-10-11 09:59:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 09:59:20,213 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:20,213 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:20,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 09:59:20,214 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:20,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:20,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1800945776, now seen corresponding path program 1 times [2024-10-11 09:59:20,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:20,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325009040] [2024-10-11 09:59:20,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:20,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:20,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,427 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:20,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:20,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325009040] [2024-10-11 09:59:20,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325009040] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:20,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:20,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 09:59:20,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472647652] [2024-10-11 09:59:20,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:20,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 09:59:20,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:20,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 09:59:20,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:20,431 INFO L87 Difference]: Start difference. First operand 78 states and 124 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:20,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:20,504 INFO L93 Difference]: Finished difference Result 156 states and 249 transitions. [2024-10-11 09:59:20,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 09:59:20,506 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 09:59:20,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:20,507 INFO L225 Difference]: With dead ends: 156 [2024-10-11 09:59:20,507 INFO L226 Difference]: Without dead ends: 79 [2024-10-11 09:59:20,508 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:20,509 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:20,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 09:59:20,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-10-11 09:59:20,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-10-11 09:59:20,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 59 states have (on average 1.5084745762711864) internal successors, (89), 59 states have internal predecessors, (89), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 09:59:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 125 transitions. [2024-10-11 09:59:20,522 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 125 transitions. Word has length 127 [2024-10-11 09:59:20,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:20,523 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 125 transitions. [2024-10-11 09:59:20,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:20,524 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 125 transitions. [2024-10-11 09:59:20,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 09:59:20,525 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:20,525 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:20,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 09:59:20,526 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:20,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:20,526 INFO L85 PathProgramCache]: Analyzing trace with hash -2071319694, now seen corresponding path program 1 times [2024-10-11 09:59:20,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:20,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429667747] [2024-10-11 09:59:20,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:20,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:20,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,699 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:20,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:20,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429667747] [2024-10-11 09:59:20,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429667747] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:20,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:20,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 09:59:20,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935523894] [2024-10-11 09:59:20,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:20,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 09:59:20,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:20,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 09:59:20,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:20,701 INFO L87 Difference]: Start difference. First operand 79 states and 125 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:20,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:20,777 INFO L93 Difference]: Finished difference Result 233 states and 369 transitions. [2024-10-11 09:59:20,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 09:59:20,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 09:59:20,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:20,780 INFO L225 Difference]: With dead ends: 233 [2024-10-11 09:59:20,780 INFO L226 Difference]: Without dead ends: 155 [2024-10-11 09:59:20,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:20,783 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 109 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:20,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 284 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 09:59:20,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-10-11 09:59:20,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 136. [2024-10-11 09:59:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 97 states have (on average 1.422680412371134) internal successors, (138), 97 states have internal predecessors, (138), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-10-11 09:59:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 210 transitions. [2024-10-11 09:59:20,809 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 210 transitions. Word has length 127 [2024-10-11 09:59:20,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:20,809 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 210 transitions. [2024-10-11 09:59:20,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:20,810 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 210 transitions. [2024-10-11 09:59:20,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 09:59:20,815 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:20,815 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:20,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 09:59:20,815 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:20,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:20,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1253671244, now seen corresponding path program 1 times [2024-10-11 09:59:20,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:20,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121746035] [2024-10-11 09:59:20,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:20,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:20,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:20,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,066 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:21,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:21,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121746035] [2024-10-11 09:59:21,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121746035] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:21,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:21,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 09:59:21,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234381713] [2024-10-11 09:59:21,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:21,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 09:59:21,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:21,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 09:59:21,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:21,069 INFO L87 Difference]: Start difference. First operand 136 states and 210 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:21,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:21,126 INFO L93 Difference]: Finished difference Result 350 states and 545 transitions. [2024-10-11 09:59:21,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 09:59:21,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 09:59:21,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:21,129 INFO L225 Difference]: With dead ends: 350 [2024-10-11 09:59:21,129 INFO L226 Difference]: Without dead ends: 215 [2024-10-11 09:59:21,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:21,130 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 69 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:21,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 211 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 09:59:21,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-10-11 09:59:21,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 193. [2024-10-11 09:59:21,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 135 states have (on average 1.3925925925925926) internal successors, (188), 135 states have internal predecessors, (188), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-10-11 09:59:21,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 296 transitions. [2024-10-11 09:59:21,161 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 296 transitions. Word has length 127 [2024-10-11 09:59:21,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:21,161 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 296 transitions. [2024-10-11 09:59:21,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 296 transitions. [2024-10-11 09:59:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 09:59:21,163 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:21,163 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:21,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 09:59:21,163 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:21,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:21,163 INFO L85 PathProgramCache]: Analyzing trace with hash -2003939043, now seen corresponding path program 1 times [2024-10-11 09:59:21,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:21,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778863743] [2024-10-11 09:59:21,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:21,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:21,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:21,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778863743] [2024-10-11 09:59:21,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778863743] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:21,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:21,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 09:59:21,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572961848] [2024-10-11 09:59:21,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:21,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 09:59:21,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:21,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 09:59:21,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:21,371 INFO L87 Difference]: Start difference. First operand 193 states and 296 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:21,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:21,419 INFO L93 Difference]: Finished difference Result 344 states and 532 transitions. [2024-10-11 09:59:21,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 09:59:21,420 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 09:59:21,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:21,423 INFO L225 Difference]: With dead ends: 344 [2024-10-11 09:59:21,424 INFO L226 Difference]: Without dead ends: 197 [2024-10-11 09:59:21,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:21,426 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 61 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:21,429 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 224 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 09:59:21,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-10-11 09:59:21,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 183. [2024-10-11 09:59:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 125 states have (on average 1.368) internal successors, (171), 125 states have internal predecessors, (171), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-10-11 09:59:21,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 279 transitions. [2024-10-11 09:59:21,445 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 279 transitions. Word has length 127 [2024-10-11 09:59:21,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:21,445 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 279 transitions. [2024-10-11 09:59:21,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 279 transitions. [2024-10-11 09:59:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 09:59:21,447 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:21,447 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:21,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 09:59:21,447 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:21,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:21,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1762068123, now seen corresponding path program 1 times [2024-10-11 09:59:21,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:21,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052006376] [2024-10-11 09:59:21,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:21,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:21,632 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:21,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:21,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052006376] [2024-10-11 09:59:21,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052006376] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:21,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:21,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 09:59:21,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028675071] [2024-10-11 09:59:21,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:21,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 09:59:21,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:21,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 09:59:21,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 09:59:21,636 INFO L87 Difference]: Start difference. First operand 183 states and 279 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:21,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:21,748 INFO L93 Difference]: Finished difference Result 260 states and 401 transitions. [2024-10-11 09:59:21,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 09:59:21,749 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 09:59:21,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:21,752 INFO L225 Difference]: With dead ends: 260 [2024-10-11 09:59:21,752 INFO L226 Difference]: Without dead ends: 125 [2024-10-11 09:59:21,753 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 09:59:21,753 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 135 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:21,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 201 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 09:59:21,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-10-11 09:59:21,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2024-10-11 09:59:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 86 states have (on average 1.3255813953488371) internal successors, (114), 86 states have internal predecessors, (114), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-10-11 09:59:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 186 transitions. [2024-10-11 09:59:21,769 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 186 transitions. Word has length 127 [2024-10-11 09:59:21,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:21,770 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 186 transitions. [2024-10-11 09:59:21,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 186 transitions. [2024-10-11 09:59:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-10-11 09:59:21,771 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:21,771 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:21,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 09:59:21,772 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:21,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:21,772 INFO L85 PathProgramCache]: Analyzing trace with hash 987570133, now seen corresponding path program 1 times [2024-10-11 09:59:21,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:21,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27070167] [2024-10-11 09:59:21,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:21,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:22,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:22,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:22,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27070167] [2024-10-11 09:59:22,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27070167] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:22,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:22,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 09:59:22,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760933066] [2024-10-11 09:59:22,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:22,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 09:59:22,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:22,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 09:59:22,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 09:59:22,148 INFO L87 Difference]: Start difference. First operand 125 states and 186 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:22,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:22,404 INFO L93 Difference]: Finished difference Result 254 states and 381 transitions. [2024-10-11 09:59:22,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 09:59:22,405 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2024-10-11 09:59:22,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:22,406 INFO L225 Difference]: With dead ends: 254 [2024-10-11 09:59:22,406 INFO L226 Difference]: Without dead ends: 177 [2024-10-11 09:59:22,406 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-11 09:59:22,407 INFO L432 NwaCegarLoop]: 89 mSDtfsCounter, 202 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:22,408 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 372 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 09:59:22,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-10-11 09:59:22,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 155. [2024-10-11 09:59:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 116 states have (on average 1.396551724137931) internal successors, (162), 116 states have internal predecessors, (162), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-10-11 09:59:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 234 transitions. [2024-10-11 09:59:22,421 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 234 transitions. Word has length 128 [2024-10-11 09:59:22,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:22,422 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 234 transitions. [2024-10-11 09:59:22,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:22,422 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 234 transitions. [2024-10-11 09:59:22,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 09:59:22,424 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:22,424 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:22,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 09:59:22,424 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:22,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:22,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1682274673, now seen corresponding path program 1 times [2024-10-11 09:59:22,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:22,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300779957] [2024-10-11 09:59:22,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:22,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 09:59:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 09:59:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 09:59:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 09:59:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 09:59:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 09:59:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 09:59:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 09:59:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 09:59:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 09:59:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 09:59:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 09:59:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 09:59:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 09:59:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 09:59:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 09:59:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 09:59:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 09:59:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:22,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 09:59:22,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300779957] [2024-10-11 09:59:22,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300779957] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:22,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:22,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 09:59:22,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181130968] [2024-10-11 09:59:22,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:22,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 09:59:22,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 09:59:22,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 09:59:22,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-11 09:59:22,762 INFO L87 Difference]: Start difference. First operand 155 states and 234 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:22,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:22,849 INFO L93 Difference]: Finished difference Result 239 states and 360 transitions. [2024-10-11 09:59:22,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 09:59:22,850 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 129 [2024-10-11 09:59:22,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:22,852 INFO L225 Difference]: With dead ends: 239 [2024-10-11 09:59:22,852 INFO L226 Difference]: Without dead ends: 162 [2024-10-11 09:59:22,852 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-11 09:59:22,853 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 119 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:22,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 172 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 09:59:22,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-10-11 09:59:22,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 155. [2024-10-11 09:59:22,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 116 states have (on average 1.3879310344827587) internal successors, (161), 116 states have internal predecessors, (161), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-10-11 09:59:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 233 transitions. [2024-10-11 09:59:22,867 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 233 transitions. Word has length 129 [2024-10-11 09:59:22,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:22,869 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 233 transitions. [2024-10-11 09:59:22,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:22,869 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 233 transitions. [2024-10-11 09:59:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-10-11 09:59:22,870 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:22,870 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:22,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 09:59:22,870 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:22,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:22,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1002216303, now seen corresponding path program 1 times [2024-10-11 09:59:22,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 09:59:22,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585309496] [2024-10-11 09:59:22,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:22,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 09:59:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 09:59:22,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [121214284] [2024-10-11 09:59:22,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:22,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 09:59:22,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 09:59:22,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 09:59:22,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 09:59:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 09:59:23,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 09:59:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 09:59:23,143 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 09:59:23,144 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 09:59:23,145 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 09:59:23,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 09:59:23,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 09:59:23,353 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:23,436 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 09:59:23,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 09:59:23 BoogieIcfgContainer [2024-10-11 09:59:23,440 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 09:59:23,440 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 09:59:23,440 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 09:59:23,440 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 09:59:23,441 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:59:19" (3/4) ... [2024-10-11 09:59:23,442 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 09:59:23,443 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 09:59:23,443 INFO L158 Benchmark]: Toolchain (without parser) took 4733.57ms. Allocated memory was 213.9MB in the beginning and 285.2MB in the end (delta: 71.3MB). Free memory was 145.6MB in the beginning and 165.6MB in the end (delta: -20.0MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2024-10-11 09:59:23,443 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 09:59:23,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.21ms. Allocated memory is still 213.9MB. Free memory was 145.3MB in the beginning and 128.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-11 09:59:23,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.34ms. Allocated memory is still 213.9MB. Free memory was 128.6MB in the beginning and 124.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 09:59:23,444 INFO L158 Benchmark]: Boogie Preprocessor took 59.10ms. Allocated memory is still 213.9MB. Free memory was 124.3MB in the beginning and 119.2MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 09:59:23,444 INFO L158 Benchmark]: RCFGBuilder took 526.89ms. Allocated memory is still 213.9MB. Free memory was 119.2MB in the beginning and 167.4MB in the end (delta: -48.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-10-11 09:59:23,444 INFO L158 Benchmark]: TraceAbstraction took 3778.21ms. Allocated memory was 213.9MB in the beginning and 285.2MB in the end (delta: 71.3MB). Free memory was 166.3MB in the beginning and 166.6MB in the end (delta: -322.4kB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2024-10-11 09:59:23,445 INFO L158 Benchmark]: Witness Printer took 2.80ms. Allocated memory is still 285.2MB. Free memory was 166.6MB in the beginning and 165.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 09:59:23,446 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.21ms. Allocated memory is still 213.9MB. Free memory was 145.3MB in the beginning and 128.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.34ms. Allocated memory is still 213.9MB. Free memory was 128.6MB in the beginning and 124.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.10ms. Allocated memory is still 213.9MB. Free memory was 124.3MB in the beginning and 119.2MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 526.89ms. Allocated memory is still 213.9MB. Free memory was 119.2MB in the beginning and 167.4MB in the end (delta: -48.1MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3778.21ms. Allocated memory was 213.9MB in the beginning and 285.2MB in the end (delta: 71.3MB). Free memory was 166.3MB in the beginning and 166.6MB in the end (delta: -322.4kB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. * Witness Printer took 2.80ms. Allocated memory is still 285.2MB. Free memory was 166.6MB in the beginning and 165.6MB in the end (delta: 1.0MB). 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 195, overapproximation of someBinaryFLOATComparisonOperation at line 195. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -256; [L23] signed short int var_1_5 = -256; [L24] double var_1_7 = 256.25; [L25] double var_1_8 = 127.8; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] float var_1_12 = 999.75; [L29] float var_1_13 = 64.5; [L30] float var_1_14 = 127.25; [L31] signed char var_1_15 = -32; [L32] float var_1_16 = 32.7; [L33] unsigned char var_1_17 = 16; [L34] unsigned char var_1_18 = 32; [L35] unsigned short int var_1_19 = 5; [L36] signed long int var_1_21 = 100; [L37] signed short int var_1_22 = 50; [L38] double var_1_23 = 1000000.75; [L39] unsigned long int var_1_24 = 16; [L40] double var_1_28 = 15.5; [L41] unsigned long int var_1_30 = 5; [L42] signed long int var_1_32 = 32; [L43] float var_1_34 = 7.5; [L44] unsigned short int var_1_35 = 100; [L45] unsigned short int var_1_37 = 47055; [L46] signed char var_1_39 = -64; [L47] double var_1_40 = 16.75; [L48] signed char var_1_41 = 16; [L49] signed long int last_1_var_1_1 = -256; [L50] signed short int last_1_var_1_5 = -256; [L51] unsigned char last_1_var_1_10 = 0; [L52] unsigned short int last_1_var_1_19 = 5; [L53] signed short int last_1_var_1_22 = 50; [L199] isInitial = 1 [L200] FCALL initially() [L201] COND TRUE 1 [L202] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_5 = var_1_5 [L190] last_1_var_1_10 = var_1_10 [L191] last_1_var_1_19 = var_1_19 [L192] last_1_var_1_22 = var_1_22 [L202] RET updateLastVariables() [L203] CALL updateVariables() [L157] var_1_7 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L158] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L159] var_1_8 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L160] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L161] var_1_11 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L163] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L163] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L164] var_1_13 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L165] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L166] var_1_14 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L167] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L168] var_1_15 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L169] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L170] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L170] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L171] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L171] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L172] var_1_16 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L173] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L174] var_1_18 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L175] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L176] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L176] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L177] var_1_37 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_37 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L178] RET assume_abort_if_not(var_1_37 >= 32767) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L179] CALL assume_abort_if_not(var_1_37 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L179] RET assume_abort_if_not(var_1_37 <= 65534) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L180] var_1_40 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L181] RET assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L182] CALL assume_abort_if_not(var_1_40 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L182] RET assume_abort_if_not(var_1_40 != 0.0F) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L183] var_1_41 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L184] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L185] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L185] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L203] RET updateVariables() [L204] CALL step() [L57] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L60] COND FALSE !(var_1_19 < var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L65] COND TRUE var_1_10 || (var_1_18 <= var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L66] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L71] COND FALSE !(var_1_10 || var_1_10) [L74] var_1_30 = var_1_18 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L76] COND FALSE !(var_1_13 > var_1_13) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L87] var_1_34 = var_1_14 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L88] EXPR (var_1_15 % var_1_15) ^ var_1_18 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L88] COND TRUE ((var_1_15 % var_1_15) ^ var_1_18) != var_1_1 [L89] var_1_35 = (((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) - var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L91] COND FALSE !(((var_1_8 / var_1_40) * var_1_14) > var_1_14) [L100] var_1_39 = var_1_41 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L102] signed long int stepLocal_2 = last_1_var_1_5; [L103] unsigned char stepLocal_1 = last_1_var_1_10; [L104] signed long int stepLocal_0 = 256; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_1=0, stepLocal_2=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L105] COND FALSE !(stepLocal_1 && (last_1_var_1_5 >= last_1_var_1_1)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_2=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L110] COND TRUE last_1_var_1_1 >= stepLocal_2 [L111] var_1_1 = last_1_var_1_5 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L116] var_1_10 = (last_1_var_1_10 && var_1_11) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L117] COND FALSE !(var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L122] var_1_22 = last_1_var_1_22 [L123] var_1_23 = var_1_14 [L124] unsigned char stepLocal_5 = var_1_10; [L125] unsigned char stepLocal_4 = var_1_18; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L126] COND FALSE !(var_1_22 < stepLocal_4) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_5=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L129] COND FALSE !((var_1_10 || var_1_10) || stepLocal_5) [L132] var_1_19 = var_1_22 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L135] var_1_21 = var_1_22 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L136] COND TRUE ! (var_1_23 <= var_1_7) [L137] var_1_12 = ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L145] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L146] COND FALSE !(var_1_10 && stepLocal_3) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=-256] [L149] COND TRUE (var_1_7 - var_1_8) > var_1_12 [L150] var_1_5 = var_1_19 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] [L204] RET step() [L205] CALL, EXPR property() [L195-L196] return (((((((((last_1_var_1_10 && (last_1_var_1_5 >= last_1_var_1_1)) ? ((256 != last_1_var_1_5) ? (var_1_1 == ((signed long int) (last_1_var_1_1 + last_1_var_1_5))) : 1) : ((last_1_var_1_1 >= last_1_var_1_5) ? (var_1_1 == ((signed long int) last_1_var_1_5)) : (var_1_1 == ((signed long int) last_1_var_1_1)))) && ((var_1_10 && var_1_10) ? (var_1_5 == ((signed short int) ((((var_1_19) < (-100)) ? (var_1_19) : (-100))))) : (((var_1_7 - var_1_8) > var_1_12) ? (var_1_5 == ((signed short int) var_1_19)) : (var_1_5 == ((signed short int) var_1_19))))) && (var_1_10 == ((unsigned char) (last_1_var_1_10 && var_1_11)))) && ((! (var_1_23 <= var_1_7)) ? (var_1_12 == ((float) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) : (((((((var_1_1) > (var_1_17)) ? (var_1_1) : (var_1_17))) / var_1_15) < var_1_19) ? (var_1_12 == ((float) var_1_13)) : (var_1_12 == ((float) (var_1_16 + 49.6f)))))) && ((var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) ? (var_1_10 ? (var_1_17 == ((unsigned char) var_1_18)) : 1) : 1)) && ((var_1_22 < var_1_18) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (((var_1_10 || var_1_10) || var_1_10) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (var_1_19 == ((unsigned short int) var_1_22))))) && (var_1_21 == ((signed long int) var_1_22))) && (var_1_22 == ((signed short int) last_1_var_1_22))) && (var_1_23 == ((double) var_1_14)) ; [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 9, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 695 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 695 mSDsluCounter, 1796 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 850 mSDsCounter, 135 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 427 IncrementalHoareTripleChecker+Invalid, 562 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 135 mSolverCounterUnsat, 946 mSDtfsCounter, 427 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 343 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=193occurred in iteration=4, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 84 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1276 NumberOfCodeBlocks, 1276 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1010 ConstructedInterpolants, 0 QuantifiedInterpolants, 2044 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 4896/4896 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 [2024-10-11 09:59:23,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 09:59:25,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 09:59:25,314 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-11 09:59:25,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 09:59:25,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 09:59:25,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 09:59:25,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 09:59:25,345 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 09:59:25,346 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 09:59:25,346 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 09:59:25,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 09:59:25,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 09:59:25,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 09:59:25,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 09:59:25,351 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 09:59:25,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 09:59:25,352 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 09:59:25,352 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 09:59:25,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 09:59:25,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 09:59:25,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 09:59:25,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 09:59:25,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 09:59:25,355 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 09:59:25,355 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 09:59:25,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 09:59:25,358 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 09:59:25,358 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 09:59:25,358 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 09:59:25,359 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 09:59:25,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 09:59:25,359 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 09:59:25,359 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 09:59:25,359 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 09:59:25,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 09:59:25,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 09:59:25,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 09:59:25,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 09:59:25,360 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 09:59:25,360 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 09:59:25,360 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 09:59:25,361 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 09:59:25,361 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 09:59:25,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 09:59:25,361 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 09:59:25,361 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8633596662ab62787a48c295f40fc88c07e0c2a44027397c2cc6b2f923927ff7 [2024-10-11 09:59:25,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 09:59:25,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 09:59:25,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 09:59:25,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 09:59:25,652 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 09:59:25,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-10-11 09:59:26,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 09:59:27,128 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 09:59:27,130 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-10-11 09:59:27,140 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/de5009aa2/e16ce5774afb4016923e5d4ec8ecfb99/FLAGd8a42469e [2024-10-11 09:59:27,508 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/de5009aa2/e16ce5774afb4016923e5d4ec8ecfb99 [2024-10-11 09:59:27,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 09:59:27,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 09:59:27,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 09:59:27,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 09:59:27,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 09:59:27,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3090bb21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27, skipping insertion in model container [2024-10-11 09:59:27,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,542 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 09:59:27,684 WARN L248 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_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-10-11 09:59:27,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 09:59:27,762 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 09:59:27,773 WARN L248 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_fillercodestructure_filler-ps-ci_file-25.i[919,932] [2024-10-11 09:59:27,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 09:59:27,827 INFO L204 MainTranslator]: Completed translation [2024-10-11 09:59:27,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27 WrapperNode [2024-10-11 09:59:27,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 09:59:27,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 09:59:27,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 09:59:27,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 09:59:27,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,880 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-10-11 09:59:27,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 09:59:27,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 09:59:27,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 09:59:27,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 09:59:27,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,898 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,916 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]. [2024-10-11 09:59:27,920 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 09:59:27,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 09:59:27,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 09:59:27,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 09:59:27,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (1/1) ... [2024-10-11 09:59:27,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 09:59:27,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 09:59:27,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 09:59:27,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 09:59:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 09:59:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 09:59:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 09:59:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 09:59:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 09:59:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 09:59:28,091 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 09:59:28,093 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 09:59:38,504 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-11 09:59:38,504 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 09:59:38,544 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 09:59:38,544 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 09:59:38,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:59:38 BoogieIcfgContainer [2024-10-11 09:59:38,545 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 09:59:38,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 09:59:38,547 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 09:59:38,550 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 09:59:38,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 09:59:27" (1/3) ... [2024-10-11 09:59:38,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c584e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:59:38, skipping insertion in model container [2024-10-11 09:59:38,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 09:59:27" (2/3) ... [2024-10-11 09:59:38,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c584e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 09:59:38, skipping insertion in model container [2024-10-11 09:59:38,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 09:59:38" (3/3) ... [2024-10-11 09:59:38,553 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-25.i [2024-10-11 09:59:38,565 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 09:59:38,565 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 09:59:38,630 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 09:59:38,634 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;@7797a79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 09:59:38,635 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 09:59:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 51 states have (on average 1.5686274509803921) internal successors, (80), 52 states have internal predecessors, (80), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 09:59:38,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-11 09:59:38,648 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:38,649 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:38,649 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:38,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:38,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1661448375, now seen corresponding path program 1 times [2024-10-11 09:59:38,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 09:59:38,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1202368033] [2024-10-11 09:59:38,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:38,663 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 [2024-10-11 09:59:38,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 09:59:38,666 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 09:59:38,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 09:59:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:39,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 09:59:39,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 09:59:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-10-11 09:59:39,635 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 09:59:39,636 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 09:59:39,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1202368033] [2024-10-11 09:59:39,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1202368033] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:39,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:39,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 09:59:39,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938271426] [2024-10-11 09:59:39,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:39,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 09:59:39,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 09:59:39,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 09:59:39,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 09:59:39,664 INFO L87 Difference]: Start difference. First operand has 72 states, 51 states have (on average 1.5686274509803921) internal successors, (80), 52 states have internal predecessors, (80), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 09:59:39,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:39,950 INFO L93 Difference]: Finished difference Result 139 states and 244 transitions. [2024-10-11 09:59:39,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 09:59:39,965 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 125 [2024-10-11 09:59:39,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:39,971 INFO L225 Difference]: With dead ends: 139 [2024-10-11 09:59:39,971 INFO L226 Difference]: Without dead ends: 68 [2024-10-11 09:59:39,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 09:59:39,977 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:39,978 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 09:59:39,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-10-11 09:59:40,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-10-11 09:59:40,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 48 states have (on average 1.4375) internal successors, (69), 48 states have internal predecessors, (69), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 09:59:40,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 105 transitions. [2024-10-11 09:59:40,015 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 105 transitions. Word has length 125 [2024-10-11 09:59:40,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:40,016 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 105 transitions. [2024-10-11 09:59:40,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 09:59:40,016 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2024-10-11 09:59:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-11 09:59:40,018 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:40,022 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:40,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-11 09:59:40,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 09:59:40,223 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:40,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:40,225 INFO L85 PathProgramCache]: Analyzing trace with hash 546731973, now seen corresponding path program 1 times [2024-10-11 09:59:40,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 09:59:40,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1153617505] [2024-10-11 09:59:40,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:40,227 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 [2024-10-11 09:59:40,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 09:59:40,229 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 09:59:40,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 09:59:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:41,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 09:59:41,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 09:59:43,787 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:43,787 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 09:59:43,787 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 09:59:43,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1153617505] [2024-10-11 09:59:43,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1153617505] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:43,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:43,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 09:59:43,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675222639] [2024-10-11 09:59:43,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:43,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 09:59:43,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 09:59:43,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 09:59:43,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:43,791 INFO L87 Difference]: Start difference. First operand 68 states and 105 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:44,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:44,534 INFO L93 Difference]: Finished difference Result 200 states and 309 transitions. [2024-10-11 09:59:44,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 09:59:44,535 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 125 [2024-10-11 09:59:44,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:44,537 INFO L225 Difference]: With dead ends: 200 [2024-10-11 09:59:44,537 INFO L226 Difference]: Without dead ends: 133 [2024-10-11 09:59:44,537 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 09:59:44,538 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 43 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:44,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 197 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 09:59:44,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-10-11 09:59:44,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 120. [2024-10-11 09:59:44,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 81 states have (on average 1.3580246913580247) internal successors, (110), 81 states have internal predecessors, (110), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-10-11 09:59:44,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 182 transitions. [2024-10-11 09:59:44,558 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 182 transitions. Word has length 125 [2024-10-11 09:59:44,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:44,559 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 182 transitions. [2024-10-11 09:59:44,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2024-10-11 09:59:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-11 09:59:44,560 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:44,561 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:44,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Forceful destruction successful, exit code 0 [2024-10-11 09:59:44,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/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 [2024-10-11 09:59:44,762 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:44,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:44,763 INFO L85 PathProgramCache]: Analyzing trace with hash -923357051, now seen corresponding path program 1 times [2024-10-11 09:59:44,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 09:59:44,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [77614532] [2024-10-11 09:59:44,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:44,763 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 [2024-10-11 09:59:44,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 09:59:44,766 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/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) [2024-10-11 09:59:44,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-11 09:59:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:45,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 09:59:45,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 09:59:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 09:59:49,116 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 09:59:49,116 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 09:59:49,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [77614532] [2024-10-11 09:59:49,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [77614532] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 09:59:49,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 09:59:49,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 09:59:49,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139288191] [2024-10-11 09:59:49,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 09:59:49,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 09:59:49,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 09:59:49,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 09:59:49,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 09:59:49,122 INFO L87 Difference]: Start difference. First operand 120 states and 182 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:50,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 09:59:50,192 INFO L93 Difference]: Finished difference Result 234 states and 354 transitions. [2024-10-11 09:59:50,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 09:59:50,193 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 125 [2024-10-11 09:59:50,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 09:59:50,195 INFO L225 Difference]: With dead ends: 234 [2024-10-11 09:59:50,195 INFO L226 Difference]: Without dead ends: 115 [2024-10-11 09:59:50,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-10-11 09:59:50,196 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 155 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 09:59:50,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 169 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 09:59:50,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-10-11 09:59:50,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 68. [2024-10-11 09:59:50,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 09:59:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 100 transitions. [2024-10-11 09:59:50,205 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 100 transitions. Word has length 125 [2024-10-11 09:59:50,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 09:59:50,205 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 100 transitions. [2024-10-11 09:59:50,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 09:59:50,206 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-10-11 09:59:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-10-11 09:59:50,207 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 09:59:50,207 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 09:59:50,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-10-11 09:59:50,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-clean/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 [2024-10-11 09:59:50,408 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 09:59:50,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 09:59:50,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1440407599, now seen corresponding path program 1 times [2024-10-11 09:59:50,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 09:59:50,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2111848761] [2024-10-11 09:59:50,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 09:59:50,409 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 [2024-10-11 09:59:50,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 09:59:50,410 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/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) [2024-10-11 09:59:50,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 09:59:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 09:59:51,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-11 09:59:51,372 INFO L278 TraceCheckSpWp]: Computing forward predicates...