./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-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 08:05:33,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 08:05:33,861 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 08:05:33,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 08:05:33,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 08:05:33,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 08:05:33,906 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 08:05:33,907 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 08:05:33,908 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 08:05:33,909 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 08:05:33,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 08:05:33,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 08:05:33,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 08:05:33,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 08:05:33,912 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 08:05:33,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 08:05:33,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 08:05:33,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 08:05:33,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 08:05:33,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 08:05:33,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 08:05:33,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 08:05:33,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 08:05:33,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 08:05:33,916 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 08:05:33,916 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 08:05:33,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 08:05:33,916 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 08:05:33,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 08:05:33,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 08:05:33,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 08:05:33,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 08:05:33,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:05:33,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 08:05:33,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 08:05:33,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 08:05:33,919 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 08:05:33,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 08:05:33,920 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 08:05:33,920 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 08:05:33,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 08:05:33,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 08:05:33,922 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d [2024-10-24 08:05:34,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 08:05:34,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 08:05:34,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 08:05:34,217 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 08:05:34,218 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 08:05:34,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2024-10-24 08:05:35,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 08:05:35,853 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 08:05:35,853 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2024-10-24 08:05:35,866 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee9a87b0e/c9cf5f125ed248c8bf1d3bc8535662a1/FLAG97c7ee97c [2024-10-24 08:05:35,879 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee9a87b0e/c9cf5f125ed248c8bf1d3bc8535662a1 [2024-10-24 08:05:35,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 08:05:35,882 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 08:05:35,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 08:05:35,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 08:05:35,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 08:05:35,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:05:35" (1/1) ... [2024-10-24 08:05:35,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b939cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:35, skipping insertion in model container [2024-10-24 08:05:35,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:05:35" (1/1) ... [2024-10-24 08:05:35,931 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 08:05:36,119 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-82.i[919,932] [2024-10-24 08:05:36,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:05:36,230 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 08:05:36,244 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-82.i[919,932] [2024-10-24 08:05:36,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:05:36,325 INFO L204 MainTranslator]: Completed translation [2024-10-24 08:05:36,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36 WrapperNode [2024-10-24 08:05:36,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 08:05:36,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 08:05:36,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 08:05:36,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 08:05:36,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,404 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2024-10-24 08:05:36,404 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 08:05:36,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 08:05:36,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 08:05:36,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 08:05:36,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,422 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,446 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]. [2024-10-24 08:05:36,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 08:05:36,466 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 08:05:36,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 08:05:36,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 08:05:36,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (1/1) ... [2024-10-24 08:05:36,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:05:36,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 08:05:36,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 08:05:36,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 08:05:36,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 08:05:36,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 08:05:36,564 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 08:05:36,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 08:05:36,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 08:05:36,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 08:05:36,662 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 08:05:36,664 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 08:05:36,991 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-24 08:05:36,991 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 08:05:37,027 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 08:05:37,028 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 08:05:37,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:05:37 BoogieIcfgContainer [2024-10-24 08:05:37,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 08:05:37,031 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 08:05:37,033 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 08:05:37,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 08:05:37,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 08:05:35" (1/3) ... [2024-10-24 08:05:37,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c967c1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:05:37, skipping insertion in model container [2024-10-24 08:05:37,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:36" (2/3) ... [2024-10-24 08:05:37,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c967c1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:05:37, skipping insertion in model container [2024-10-24 08:05:37,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:05:37" (3/3) ... [2024-10-24 08:05:37,039 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2024-10-24 08:05:37,057 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 08:05:37,057 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 08:05:37,116 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 08:05:37,122 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;@7fab8b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 08:05:37,122 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 08:05:37,125 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 50 states have (on average 1.52) internal successors, (76), 51 states have internal predecessors, (76), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-24 08:05:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 08:05:37,142 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:05:37,143 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 08:05:37,143 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:05:37,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:05:37,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1898119266, now seen corresponding path program 1 times [2024-10-24 08:05:37,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 08:05:37,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855559929] [2024-10-24 08:05:37,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:05:37,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 08:05:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 08:05:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 08:05:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 08:05:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 08:05:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-24 08:05:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 08:05:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 08:05:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 08:05:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 08:05:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 08:05:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 08:05:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 08:05:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 08:05:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 08:05:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 08:05:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 08:05:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 08:05:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 08:05:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 08:05:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 08:05:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 08:05:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 08:05:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-10-24 08:05:37,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 08:05:37,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855559929] [2024-10-24 08:05:37,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855559929] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 08:05:37,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 08:05:37,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 08:05:37,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838691154] [2024-10-24 08:05:37,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 08:05:37,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 08:05:37,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 08:05:37,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 08:05:37,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:05:37,678 INFO L87 Difference]: Start difference. First operand has 75 states, 50 states have (on average 1.52) internal successors, (76), 51 states have internal predecessors, (76), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-24 08:05:37,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:05:37,724 INFO L93 Difference]: Finished difference Result 147 states and 260 transitions. [2024-10-24 08:05:37,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 08:05:37,728 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 143 [2024-10-24 08:05:37,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:05:37,736 INFO L225 Difference]: With dead ends: 147 [2024-10-24 08:05:37,737 INFO L226 Difference]: Without dead ends: 73 [2024-10-24 08:05:37,741 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:05:37,747 INFO L432 NwaCegarLoop]: 112 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, 112 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 [2024-10-24 08:05:37,748 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 08:05:37,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-10-24 08:05:37,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-10-24 08:05:37,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 49 states have internal predecessors, (71), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-24 08:05:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 115 transitions. [2024-10-24 08:05:37,802 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 115 transitions. Word has length 143 [2024-10-24 08:05:37,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:05:37,803 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 115 transitions. [2024-10-24 08:05:37,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-24 08:05:37,805 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2024-10-24 08:05:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 08:05:37,811 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:05:37,811 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 08:05:37,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 08:05:37,812 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:05:37,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:05:37,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1824245094, now seen corresponding path program 1 times [2024-10-24 08:05:37,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 08:05:37,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463476478] [2024-10-24 08:05:37,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:05:37,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 08:05:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 08:05:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 08:05:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 08:05:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 08:05:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-24 08:05:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 08:05:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 08:05:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 08:05:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 08:05:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 08:05:38,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 08:05:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 08:05:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 08:05:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 08:05:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 08:05:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 08:05:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 08:05:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 08:05:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 08:05:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 08:05:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 08:05:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 08:05:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-24 08:05:38,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 08:05:38,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463476478] [2024-10-24 08:05:38,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463476478] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 08:05:38,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827972696] [2024-10-24 08:05:38,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:05:38,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 08:05:38,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 08:05:38,547 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 08:05:38,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 08:05:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:05:38,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 08:05:38,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:05:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-10-24 08:05:39,070 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 08:05:39,338 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-24 08:05:39,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827972696] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 08:05:39,339 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 08:05:39,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-10-24 08:05:39,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144095770] [2024-10-24 08:05:39,340 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 08:05:39,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 08:05:39,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 08:05:39,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 08:05:39,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 08:05:39,347 INFO L87 Difference]: Start difference. First operand 73 states and 115 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-10-24 08:05:39,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:05:39,600 INFO L93 Difference]: Finished difference Result 160 states and 247 transitions. [2024-10-24 08:05:39,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 08:05:39,601 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 143 [2024-10-24 08:05:39,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:05:39,606 INFO L225 Difference]: With dead ends: 160 [2024-10-24 08:05:39,606 INFO L226 Difference]: Without dead ends: 88 [2024-10-24 08:05:39,607 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 326 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-24 08:05:39,609 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 60 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 08:05:39,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 233 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 08:05:39,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-10-24 08:05:39,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 85. [2024-10-24 08:05:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-24 08:05:39,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 129 transitions. [2024-10-24 08:05:39,659 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 129 transitions. Word has length 143 [2024-10-24 08:05:39,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:05:39,661 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 129 transitions. [2024-10-24 08:05:39,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-10-24 08:05:39,662 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2024-10-24 08:05:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-24 08:05:39,664 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:05:39,665 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 08:05:39,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 08:05:39,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 08:05:39,866 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:05:39,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:05:39,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1165701589, now seen corresponding path program 1 times [2024-10-24 08:05:39,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 08:05:39,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525797618] [2024-10-24 08:05:39,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:05:39,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 08:05:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 08:05:39,970 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 08:05:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 08:05:40,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 08:05:40,098 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 08:05:40,102 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 08:05:40,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 08:05:40,109 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-24 08:05:40,225 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 08:05:40,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 08:05:40 BoogieIcfgContainer [2024-10-24 08:05:40,229 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 08:05:40,229 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 08:05:40,230 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 08:05:40,230 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 08:05:40,230 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:05:37" (3/4) ... [2024-10-24 08:05:40,235 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 08:05:40,236 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 08:05:40,239 INFO L158 Benchmark]: Toolchain (without parser) took 4355.24ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 73.2MB in the beginning and 129.0MB in the end (delta: -55.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-10-24 08:05:40,239 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 08:05:40,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.71ms. Allocated memory is still 140.5MB. Free memory was 72.9MB in the beginning and 112.4MB in the end (delta: -39.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-10-24 08:05:40,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.45ms. Allocated memory is still 140.5MB. Free memory was 112.4MB in the beginning and 109.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 08:05:40,241 INFO L158 Benchmark]: Boogie Preprocessor took 60.84ms. Allocated memory is still 140.5MB. Free memory was 109.2MB in the beginning and 105.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 08:05:40,241 INFO L158 Benchmark]: RCFGBuilder took 562.14ms. Allocated memory is still 140.5MB. Free memory was 105.8MB in the beginning and 80.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-24 08:05:40,241 INFO L158 Benchmark]: TraceAbstraction took 3198.06ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 79.9MB in the beginning and 129.0MB in the end (delta: -49.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-10-24 08:05:40,241 INFO L158 Benchmark]: Witness Printer took 7.59ms. Allocated memory is still 205.5MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 08:05:40,244 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 101.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.71ms. Allocated memory is still 140.5MB. Free memory was 72.9MB in the beginning and 112.4MB in the end (delta: -39.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.45ms. Allocated memory is still 140.5MB. Free memory was 112.4MB in the beginning and 109.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.84ms. Allocated memory is still 140.5MB. Free memory was 109.2MB in the beginning and 105.8MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 562.14ms. Allocated memory is still 140.5MB. Free memory was 105.8MB in the beginning and 80.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3198.06ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 79.9MB in the beginning and 129.0MB in the end (delta: -49.2MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Witness Printer took 7.59ms. Allocated memory is still 205.5MB. Free memory is still 129.0MB. 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 someBinaryFLOATComparisonOperation at line 138, overapproximation of someBinaryArithmeticDOUBLEoperation at line 105, overapproximation of someUnaryDOUBLEoperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 177. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] double var_1_4 = 5.5; [L24] float var_1_5 = 49.2; [L25] double var_1_7 = 49.5; [L26] double var_1_8 = 999999999999.4; [L27] double var_1_9 = 255.3; [L28] unsigned char var_1_10 = 1; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_13 = 1; [L31] signed long int var_1_14 = -16; [L32] signed long int var_1_15 = 25; [L33] signed long int var_1_16 = -8; [L34] signed long int var_1_17 = 1000000000; [L35] signed long int var_1_18 = 256; [L36] signed long int var_1_19 = 25; [L37] signed long int var_1_20 = 4; [L38] unsigned char var_1_21 = 1; [L39] unsigned char var_1_22 = 0; [L40] signed long int var_1_23 = 50; [L41] double var_1_24 = 1000000000.5; [L42] unsigned char var_1_26 = 10; [L43] unsigned char var_1_27 = 10; [L44] float var_1_28 = 15.5; [L45] double var_1_36 = 63.2; [L46] signed long int var_1_37 = 16; [L47] float var_1_38 = 128.5; [L48] double var_1_40 = 255.8; [L49] unsigned long int var_1_41 = 10; [L50] double last_1_var_1_7 = 49.5; [L51] signed long int last_1_var_1_14 = -16; [L52] signed long int last_1_var_1_23 = 50; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_7 = var_1_7 [L173] last_1_var_1_14 = var_1_14 [L174] last_1_var_1_23 = var_1_23 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L135] var_1_4 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L136] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L137] var_1_5 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L138] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L139] var_1_8 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L140] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L141] var_1_9 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L142] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L143] var_1_11 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L144] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L145] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L145] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L146] var_1_13 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L147] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L148] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L148] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L149] var_1_15 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_15 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L150] RET assume_abort_if_not(var_1_15 >= -1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L151] CALL assume_abort_if_not(var_1_15 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L151] RET assume_abort_if_not(var_1_15 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L152] var_1_17 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L153] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L154] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L154] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L155] var_1_18 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L156] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L157] CALL assume_abort_if_not(var_1_18 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L157] RET assume_abort_if_not(var_1_18 <= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L158] var_1_19 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L159] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L160] CALL assume_abort_if_not(var_1_19 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L160] RET assume_abort_if_not(var_1_19 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L161] var_1_20 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L162] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L163] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L163] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L164] var_1_22 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L165] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L166] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L166] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L167] var_1_27 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L168] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L169] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L169] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L185] RET updateVariables() [L186] CALL step() [L56] var_1_24 = var_1_4 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=10, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L57] COND TRUE var_1_4 <= var_1_5 [L58] var_1_26 = ((((var_1_27) < (((((128) < 0 ) ? -(128) : (128))))) ? (var_1_27) : (((((128) < 0 ) ? -(128) : (128)))))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L60] COND TRUE \read(var_1_11) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L61] COND FALSE !(((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= var_1_4) [L68] var_1_28 = var_1_4 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L71] var_1_36 = 63.5 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L72] COND TRUE var_1_27 != var_1_17 [L73] var_1_37 = (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L77] COND TRUE (var_1_5 * var_1_4) != var_1_4 [L78] var_1_38 = (var_1_4 - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L80] COND TRUE \read(var_1_13) [L81] var_1_40 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L85] COND FALSE !(var_1_9 != ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004, var_1_7=99/2] [L94] var_1_23 = last_1_var_1_14 [L95] var_1_7 = (var_1_4 - (var_1_8 + var_1_9)) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L96] COND TRUE var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9)))) [L97] var_1_16 = ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L103] signed long int stepLocal_0 = var_1_23; VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, stepLocal_0=-16, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_1=54/5, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L104] COND TRUE stepLocal_0 == var_1_16 [L105] var_1_1 = (var_1_4 - 4.531) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L113] signed long int stepLocal_1 = (50 / -10) + var_1_23; VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, stepLocal_1=-21, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_20=1073741823, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L114] COND FALSE !(stepLocal_1 >= var_1_16) [L121] var_1_21 = var_1_11 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_20=1073741823, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L123] var_1_10 = (var_1_11 && (var_1_21 || var_1_13)) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_20=1073741823, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L124] COND FALSE !(var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) [L131] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_20=1073741823, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L186] RET step() [L187] CALL, EXPR property() [L177-L178] return (((((((var_1_23 == var_1_16) ? (var_1_1 == ((double) (var_1_4 - 4.531))) : (((var_1_4 - var_1_5) > var_1_7) ? (var_1_1 == ((double) var_1_4)) : (var_1_1 == ((double) var_1_4)))) && (var_1_7 == ((double) (var_1_4 - (var_1_8 + var_1_9))))) && (var_1_10 == ((unsigned char) (var_1_11 && (var_1_21 || var_1_13))))) && ((var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) ? (var_1_10 ? (var_1_14 == ((signed long int) (var_1_15 + (8 + var_1_16)))) : (var_1_14 == ((signed long int) -256))) : (var_1_14 == ((signed long int) var_1_16)))) && ((var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9))))) ? (var_1_16 == ((signed long int) ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))))) : ((var_1_4 <= last_1_var_1_7) ? (var_1_16 == ((signed long int) var_1_17)) : 1))) && ((((50 / -10) + var_1_23) >= var_1_16) ? (var_1_13 ? (var_1_21 == ((unsigned char) (var_1_11 && var_1_22))) : (var_1_21 == ((unsigned char) var_1_11))) : (var_1_21 == ((unsigned char) var_1_11)))) && (var_1_23 == ((signed long int) last_1_var_1_14)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_20=1073741823, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=1073741823, var_1_18=116, var_1_19=1073741823, var_1_20=1073741823, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=254, var_1_28=1000000000004, var_1_36=127/2, var_1_37=204, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 3, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 345 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 192 IncrementalHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 205 mSDtfsCounter, 192 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 403 GetRequests, 394 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred in iteration=2, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 573 NumberOfCodeBlocks, 573 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 568 ConstructedInterpolants, 0 QuantifiedInterpolants, 1222 SizeOfPredicates, 0 NumberOfNonLiveVariables, 349 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 3543/3696 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 [2024-10-24 08:05:40,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 08:05:42,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 08:05:42,683 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-24 08:05:42,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 08:05:42,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 08:05:42,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 08:05:42,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 08:05:42,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 08:05:42,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 08:05:42,725 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 08:05:42,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 08:05:42,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 08:05:42,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 08:05:42,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 08:05:42,729 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 08:05:42,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 08:05:42,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 08:05:42,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 08:05:42,730 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 08:05:42,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 08:05:42,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 08:05:42,734 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 08:05:42,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 08:05:42,734 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 08:05:42,735 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 08:05:42,735 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 08:05:42,735 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 08:05:42,735 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 08:05:42,735 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 08:05:42,736 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 08:05:42,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 08:05:42,736 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 08:05:42,736 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 08:05:42,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 08:05:42,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:05:42,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 08:05:42,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 08:05:42,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 08:05:42,739 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 08:05:42,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 08:05:42,740 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 08:05:42,740 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 08:05:42,740 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 08:05:42,741 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 08:05:42,741 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 08:05:42,741 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d [2024-10-24 08:05:43,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 08:05:43,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 08:05:43,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 08:05:43,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 08:05:43,100 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 08:05:43,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2024-10-24 08:05:44,576 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 08:05:44,778 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 08:05:44,780 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2024-10-24 08:05:44,790 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ec03983/06787b2da8f04edb913f86142f848a3f/FLAGd1d72d80f [2024-10-24 08:05:45,144 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ec03983/06787b2da8f04edb913f86142f848a3f [2024-10-24 08:05:45,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 08:05:45,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 08:05:45,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 08:05:45,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 08:05:45,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 08:05:45,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df4aee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45, skipping insertion in model container [2024-10-24 08:05:45,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 08:05:45,379 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-82.i[919,932] [2024-10-24 08:05:45,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:05:45,482 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 08:05:45,495 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-82.i[919,932] [2024-10-24 08:05:45,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:05:45,566 INFO L204 MainTranslator]: Completed translation [2024-10-24 08:05:45,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45 WrapperNode [2024-10-24 08:05:45,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 08:05:45,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 08:05:45,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 08:05:45,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 08:05:45,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,594 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,631 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2024-10-24 08:05:45,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 08:05:45,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 08:05:45,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 08:05:45,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 08:05:45,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,667 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,695 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]. [2024-10-24 08:05:45,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 08:05:45,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 08:05:45,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 08:05:45,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 08:05:45,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (1/1) ... [2024-10-24 08:05:45,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:05:45,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 08:05:45,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 08:05:45,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 08:05:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 08:05:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 08:05:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 08:05:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 08:05:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 08:05:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 08:05:45,918 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 08:05:45,920 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 08:06:13,228 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-24 08:06:13,230 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 08:06:13,290 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 08:06:13,290 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 08:06:13,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:06:13 BoogieIcfgContainer [2024-10-24 08:06:13,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 08:06:13,294 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 08:06:13,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 08:06:13,298 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 08:06:13,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 08:05:45" (1/3) ... [2024-10-24 08:06:13,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de85cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:06:13, skipping insertion in model container [2024-10-24 08:06:13,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:05:45" (2/3) ... [2024-10-24 08:06:13,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@de85cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:06:13, skipping insertion in model container [2024-10-24 08:06:13,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:06:13" (3/3) ... [2024-10-24 08:06:13,303 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2024-10-24 08:06:13,319 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 08:06:13,320 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 08:06:13,406 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 08:06:13,416 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;@11041321, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 08:06:13,416 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 08:06:13,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-24 08:06:13,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 08:06:13,437 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:06:13,438 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 08:06:13,438 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:06:13,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:06:13,444 INFO L85 PathProgramCache]: Analyzing trace with hash -622740894, now seen corresponding path program 1 times [2024-10-24 08:06:13,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 08:06:13,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [880140077] [2024-10-24 08:06:13,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:06:13,460 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 [2024-10-24 08:06:13,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 08:06:13,464 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 08:06:13,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-24 08:06:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:06:14,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 08:06:14,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:06:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-10-24 08:06:14,460 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 08:06:14,461 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 08:06:14,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [880140077] [2024-10-24 08:06:14,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [880140077] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 08:06:14,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 08:06:14,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 08:06:14,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195585857] [2024-10-24 08:06:14,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 08:06:14,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 08:06:14,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 08:06:14,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 08:06:14,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:06:14,496 INFO L87 Difference]: Start difference. First operand has 72 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-24 08:06:18,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 08:06:18,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:06:18,762 INFO L93 Difference]: Finished difference Result 141 states and 250 transitions. [2024-10-24 08:06:18,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 08:06:18,836 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 143 [2024-10-24 08:06:18,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:06:18,843 INFO L225 Difference]: With dead ends: 141 [2024-10-24 08:06:18,844 INFO L226 Difference]: Without dead ends: 70 [2024-10-24 08:06:18,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:06:18,852 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-24 08:06:18,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-10-24 08:06:18,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-10-24 08:06:18,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-10-24 08:06:18,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.434782608695652) internal successors, (66), 46 states have internal predecessors, (66), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-10-24 08:06:18,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 110 transitions. [2024-10-24 08:06:18,896 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 110 transitions. Word has length 143 [2024-10-24 08:06:18,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:06:18,896 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 110 transitions. [2024-10-24 08:06:18,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-24 08:06:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2024-10-24 08:06:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-24 08:06:18,902 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:06:18,902 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 08:06:18,941 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-24 08:06:19,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 08:06:19,104 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:06:19,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:06:19,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1195343830, now seen corresponding path program 1 times [2024-10-24 08:06:19,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 08:06:19,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [177411683] [2024-10-24 08:06:19,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:06:19,106 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 [2024-10-24 08:06:19,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 08:06:19,112 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 08:06:19,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-24 08:06:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:06:19,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 08:06:19,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:06:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-10-24 08:06:21,905 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 08:06:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-10-24 08:06:23,701 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 08:06:23,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [177411683] [2024-10-24 08:06:23,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [177411683] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 08:06:23,701 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 08:06:23,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-10-24 08:06:23,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110519077] [2024-10-24 08:06:23,702 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 08:06:23,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 08:06:23,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 08:06:23,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 08:06:23,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 08:06:23,707 INFO L87 Difference]: Start difference. First operand 70 states and 110 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-10-24 08:06:29,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 08:06:33,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 08:06:37,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 08:06:37,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:06:37,728 INFO L93 Difference]: Finished difference Result 154 states and 237 transitions. [2024-10-24 08:06:37,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 08:06:37,729 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 143 [2024-10-24 08:06:37,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:06:37,732 INFO L225 Difference]: With dead ends: 154 [2024-10-24 08:06:37,732 INFO L226 Difference]: Without dead ends: 85 [2024-10-24 08:06:37,733 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 278 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-24 08:06:37,734 INFO L432 NwaCegarLoop]: 88 mSDtfsCounter, 105 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 9 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-10-24 08:06:37,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 203 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 167 Invalid, 3 Unknown, 0 Unchecked, 13.8s Time] [2024-10-24 08:06:37,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-10-24 08:06:37,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 82. [2024-10-24 08:06:37,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-24 08:06:37,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2024-10-24 08:06:37,750 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 143 [2024-10-24 08:06:37,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:06:37,751 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2024-10-24 08:06:37,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-10-24 08:06:37,752 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2024-10-24 08:06:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-24 08:06:37,753 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:06:37,754 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 08:06:37,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-24 08:06:37,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 08:06:37,955 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:06:37,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:06:37,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1327208199, now seen corresponding path program 1 times [2024-10-24 08:06:37,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 08:06:37,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [635799617] [2024-10-24 08:06:37,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:06:37,956 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 [2024-10-24 08:06:37,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 08:06:37,959 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 08:06:37,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-24 08:06:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:06:38,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 08:06:38,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:06:47,529 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 21 proven. 63 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-10-24 08:06:47,530 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 08:06:48,821 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 08:06:48,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [635799617] [2024-10-24 08:06:48,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [635799617] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 08:06:48,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [80696339] [2024-10-24 08:06:48,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:06:48,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-10-24 08:06:48,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-10-24 08:06:48,823 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-10-24 08:06:48,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-10-24 08:06:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:06:52,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-24 08:06:52,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:07:00,370 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 21 proven. 63 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-10-24 08:07:00,370 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 08:07:00,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [80696339] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 08:07:00,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 08:07:00,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-10-24 08:07:00,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727242830] [2024-10-24 08:07:00,974 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 08:07:00,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 08:07:00,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 08:07:00,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 08:07:00,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-24 08:07:00,976 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-24 08:07:05,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 08:07:08,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers []