./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-pe-ci_file-25.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 470c47949038e02ab0453e3495ebe3874bc5e6dcb4dd54512905b6526502f5ca --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 08:53:48,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 08:53:48,566 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 08:53:48,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 08:53:48,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 08:53:48,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 08:53:48,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 08:53:48,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 08:53:48,607 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 08:53:48,607 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 08:53:48,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 08:53:48,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 08:53:48,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 08:53:48,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 08:53:48,608 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 08:53:48,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 08:53:48,609 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 08:53:48,609 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 08:53:48,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 08:53:48,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 08:53:48,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 08:53:48,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 08:53:48,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 08:53:48,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 08:53:48,611 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 08:53:48,611 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 08:53:48,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 08:53:48,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 08:53:48,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 08:53:48,612 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 08:53:48,613 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 08:53:48,613 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 08:53:48,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:53:48,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 08:53:48,614 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 08:53:48,614 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 08:53:48,614 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 08:53:48,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 08:53:48,615 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 08:53:48,615 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 08:53:48,615 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 08:53:48,615 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 08:53:48,615 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470c47949038e02ab0453e3495ebe3874bc5e6dcb4dd54512905b6526502f5ca [2024-10-11 08:53:48,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 08:53:48,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 08:53:48,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 08:53:48,818 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 08:53:48,818 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 08:53:48,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i [2024-10-11 08:53:50,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 08:53:50,433 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 08:53:50,434 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i [2024-10-11 08:53:50,448 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5f9da9cc5/19ccfe79c1de4738938269154d4a3b59/FLAG9c161e73a [2024-10-11 08:53:50,831 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/5f9da9cc5/19ccfe79c1de4738938269154d4a3b59 [2024-10-11 08:53:50,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 08:53:50,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 08:53:50,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 08:53:50,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 08:53:50,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 08:53:50,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:53:50" (1/1) ... [2024-10-11 08:53:50,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59725382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:50, skipping insertion in model container [2024-10-11 08:53:50,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:53:50" (1/1) ... [2024-10-11 08:53:50,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 08:53:51,028 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-pe-ci_file-25.i[919,932] [2024-10-11 08:53:51,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:53:51,095 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 08:53:51,124 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-pe-ci_file-25.i[919,932] [2024-10-11 08:53:51,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:53:51,185 INFO L204 MainTranslator]: Completed translation [2024-10-11 08:53:51,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51 WrapperNode [2024-10-11 08:53:51,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 08:53:51,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 08:53:51,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 08:53:51,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 08:53:51,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,268 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2024-10-11 08:53:51,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 08:53:51,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 08:53:51,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 08:53:51,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 08:53:51,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,294 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,321 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 08:53:51,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,351 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 08:53:51,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 08:53:51,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 08:53:51,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 08:53:51,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (1/1) ... [2024-10-11 08:53:51,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:53:51,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:53:51,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 08:53:51,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 08:53:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 08:53:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 08:53:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 08:53:51,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 08:53:51,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 08:53:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 08:53:51,533 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 08:53:51,535 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 08:53:51,884 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-11 08:53:51,885 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 08:53:51,931 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 08:53:51,931 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 08:53:51,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:53:51 BoogieIcfgContainer [2024-10-11 08:53:51,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 08:53:51,933 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 08:53:51,934 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 08:53:51,936 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 08:53:51,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:53:50" (1/3) ... [2024-10-11 08:53:51,937 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3076764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:53:51, skipping insertion in model container [2024-10-11 08:53:51,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:53:51" (2/3) ... [2024-10-11 08:53:51,938 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3076764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:53:51, skipping insertion in model container [2024-10-11 08:53:51,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:53:51" (3/3) ... [2024-10-11 08:53:51,939 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i [2024-10-11 08:53:51,954 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 08:53:51,954 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 08:53:52,005 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 08:53:52,012 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;@12cd2343, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 08:53:52,013 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 08:53:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 58 states have (on average 1.603448275862069) internal successors, (93), 59 states have internal predecessors, (93), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 08:53:52,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-11 08:53:52,032 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:53:52,032 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:52,033 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:53:52,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:53:52,037 INFO L85 PathProgramCache]: Analyzing trace with hash -844661382, now seen corresponding path program 1 times [2024-10-11 08:53:52,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:53:52,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295342579] [2024-10-11 08:53:52,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:52,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:53:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:53:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:53:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:53:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:53:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:53:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 08:53:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 08:53:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 08:53:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:53:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:53:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 08:53:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:53:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 08:53:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:53:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 08:53:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:53:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 08:53:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:53:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,400 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 08:53:52,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:53:52,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295342579] [2024-10-11 08:53:52,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295342579] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:53:52,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:53:52,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 08:53:52,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084662179] [2024-10-11 08:53:52,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:53:52,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 08:53:52,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:53:52,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 08:53:52,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:53:52,427 INFO L87 Difference]: Start difference. First operand has 79 states, 58 states have (on average 1.603448275862069) internal successors, (93), 59 states have internal predecessors, (93), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 08:53:52,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:53:52,462 INFO L93 Difference]: Finished difference Result 155 states and 274 transitions. [2024-10-11 08:53:52,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 08:53:52,465 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 125 [2024-10-11 08:53:52,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:53:52,471 INFO L225 Difference]: With dead ends: 155 [2024-10-11 08:53:52,471 INFO L226 Difference]: Without dead ends: 77 [2024-10-11 08:53:52,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:53:52,477 INFO L432 NwaCegarLoop]: 120 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, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:53:52,478 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:53:52,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-10-11 08:53:52,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-10-11 08:53:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 57 states have (on average 1.5263157894736843) internal successors, (87), 57 states have internal predecessors, (87), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 08:53:52,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 123 transitions. [2024-10-11 08:53:52,535 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 123 transitions. Word has length 125 [2024-10-11 08:53:52,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:53:52,535 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 123 transitions. [2024-10-11 08:53:52,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 08:53:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2024-10-11 08:53:52,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-10-11 08:53:52,542 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:53:52,542 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:52,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 08:53:52,543 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:53:52,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:53:52,544 INFO L85 PathProgramCache]: Analyzing trace with hash 200315711, now seen corresponding path program 1 times [2024-10-11 08:53:52,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:53:52,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249548900] [2024-10-11 08:53:52,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:52,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:53:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:53:52,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:53:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:53:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:53:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:53:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 08:53:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 08:53:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:52,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 08:53:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:53:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:53:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 08:53:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:53:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 08:53:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:53:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 08:53:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:53:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 08:53:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:53:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 08:53:53,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:53:53,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249548900] [2024-10-11 08:53:53,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249548900] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:53:53,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:53:53,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:53:53,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093029918] [2024-10-11 08:53:53,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:53:53,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:53:53,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:53:53,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:53:53,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:53:53,071 INFO L87 Difference]: Start difference. First operand 77 states and 123 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:53,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:53:53,245 INFO L93 Difference]: Finished difference Result 152 states and 243 transitions. [2024-10-11 08:53:53,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 08:53:53,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 126 [2024-10-11 08:53:53,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:53:53,249 INFO L225 Difference]: With dead ends: 152 [2024-10-11 08:53:53,249 INFO L226 Difference]: Without dead ends: 76 [2024-10-11 08:53:53,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:53:53,251 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 144 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:53:53,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 200 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 08:53:53,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-10-11 08:53:53,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-10-11 08:53:53,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 56 states have internal predecessors, (79), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 08:53:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 115 transitions. [2024-10-11 08:53:53,273 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 115 transitions. Word has length 126 [2024-10-11 08:53:53,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:53:53,277 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 115 transitions. [2024-10-11 08:53:53,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2024-10-11 08:53:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 08:53:53,281 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:53:53,282 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:53,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 08:53:53,282 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:53:53,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:53:53,282 INFO L85 PathProgramCache]: Analyzing trace with hash 510082089, now seen corresponding path program 1 times [2024-10-11 08:53:53,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:53:53,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410765636] [2024-10-11 08:53:53,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:53,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:53:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:53:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:53:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:53:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:53:53,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:53:53,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 08:53:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 08:53:53,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 08:53:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:53:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:53:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 08:53:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:53:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 08:53:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:53:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 08:53:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:53:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 08:53:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:53:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 08:53:53,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:53:53,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410765636] [2024-10-11 08:53:53,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410765636] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:53:53,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:53:53,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 08:53:53,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235277329] [2024-10-11 08:53:53,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:53:53,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 08:53:53,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:53:53,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 08:53:53,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:53:53,849 INFO L87 Difference]: Start difference. First operand 76 states and 115 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:54,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:53:54,293 INFO L93 Difference]: Finished difference Result 280 states and 424 transitions. [2024-10-11 08:53:54,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 08:53:54,294 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 08:53:54,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:53:54,297 INFO L225 Difference]: With dead ends: 280 [2024-10-11 08:53:54,297 INFO L226 Difference]: Without dead ends: 205 [2024-10-11 08:53:54,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-10-11 08:53:54,300 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 196 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 08:53:54,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 370 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 08:53:54,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-10-11 08:53:54,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 167. [2024-10-11 08:53:54,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 117 states have (on average 1.3418803418803418) internal successors, (157), 118 states have internal predecessors, (157), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-11 08:53:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 249 transitions. [2024-10-11 08:53:54,334 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 249 transitions. Word has length 127 [2024-10-11 08:53:54,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:53:54,334 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 249 transitions. [2024-10-11 08:53:54,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:54,335 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 249 transitions. [2024-10-11 08:53:54,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 08:53:54,336 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:53:54,336 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:54,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 08:53:54,337 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:53:54,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:53:54,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1811800694, now seen corresponding path program 1 times [2024-10-11 08:53:54,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:53:54,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238331361] [2024-10-11 08:53:54,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:54,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:53:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:53:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:53:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:53:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:53:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:53:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 08:53:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 08:53:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 08:53:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:53:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:53:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 08:53:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:53:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 08:53:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:53:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 08:53:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:53:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 08:53:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:53:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,459 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 08:53:54,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:53:54,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238331361] [2024-10-11 08:53:54,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238331361] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:53:54,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:53:54,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 08:53:54,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801861915] [2024-10-11 08:53:54,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:53:54,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 08:53:54,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:53:54,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 08:53:54,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:53:54,461 INFO L87 Difference]: Start difference. First operand 167 states and 249 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:54,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:53:54,517 INFO L93 Difference]: Finished difference Result 281 states and 422 transitions. [2024-10-11 08:53:54,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 08:53:54,518 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 08:53:54,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:53:54,523 INFO L225 Difference]: With dead ends: 281 [2024-10-11 08:53:54,524 INFO L226 Difference]: Without dead ends: 169 [2024-10-11 08:53:54,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 08:53:54,528 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 08:53:54,528 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 196 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 08:53:54,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-10-11 08:53:54,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2024-10-11 08:53:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 119 states have (on average 1.3361344537815125) internal successors, (159), 120 states have internal predecessors, (159), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-11 08:53:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 251 transitions. [2024-10-11 08:53:54,559 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 251 transitions. Word has length 127 [2024-10-11 08:53:54,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:53:54,559 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 251 transitions. [2024-10-11 08:53:54,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:54,560 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 251 transitions. [2024-10-11 08:53:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-11 08:53:54,561 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:53:54,561 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:54,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 08:53:54,561 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:53:54,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:53:54,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1418773684, now seen corresponding path program 1 times [2024-10-11 08:53:54,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:53:54,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414675898] [2024-10-11 08:53:54,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:54,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:53:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:53:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:53:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:53:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:53:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:53:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 08:53:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 08:53:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 08:53:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:53:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:53:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 08:53:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:53:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 08:53:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:53:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 08:53:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:53:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 08:53:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:53:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 08:53:54,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:53:54,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414675898] [2024-10-11 08:53:54,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414675898] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:53:54,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:53:54,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 08:53:54,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238224703] [2024-10-11 08:53:54,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:53:54,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:53:54,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:53:54,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:53:54,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:53:54,784 INFO L87 Difference]: Start difference. First operand 169 states and 251 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:54,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:53:54,959 INFO L93 Difference]: Finished difference Result 391 states and 585 transitions. [2024-10-11 08:53:54,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 08:53:54,960 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-10-11 08:53:54,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:53:54,965 INFO L225 Difference]: With dead ends: 391 [2024-10-11 08:53:54,965 INFO L226 Difference]: Without dead ends: 277 [2024-10-11 08:53:54,966 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:53:54,967 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 242 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:53:54,967 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 300 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 08:53:54,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2024-10-11 08:53:54,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 240. [2024-10-11 08:53:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 171 states have (on average 1.3333333333333333) internal successors, (228), 172 states have internal predecessors, (228), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-11 08:53:55,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 356 transitions. [2024-10-11 08:53:55,002 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 356 transitions. Word has length 127 [2024-10-11 08:53:55,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:53:55,002 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 356 transitions. [2024-10-11 08:53:55,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:55,003 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 356 transitions. [2024-10-11 08:53:55,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-10-11 08:53:55,004 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:53:55,004 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:55,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 08:53:55,005 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:53:55,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:53:55,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1629627083, now seen corresponding path program 1 times [2024-10-11 08:53:55,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:53:55,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48684925] [2024-10-11 08:53:55,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:55,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:53:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 08:53:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 08:53:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 08:53:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 08:53:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 08:53:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 08:53:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 08:53:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 08:53:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 08:53:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 08:53:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 08:53:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 08:53:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 08:53:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 08:53:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 08:53:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 08:53:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 08:53:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 08:53:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:53:55,355 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 08:53:55,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 08:53:55,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48684925] [2024-10-11 08:53:55,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48684925] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:53:55,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:53:55,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 08:53:55,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965692317] [2024-10-11 08:53:55,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:53:55,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 08:53:55,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 08:53:55,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 08:53:55,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:53:55,357 INFO L87 Difference]: Start difference. First operand 240 states and 356 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:55,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:53:55,457 INFO L93 Difference]: Finished difference Result 419 states and 629 transitions. [2024-10-11 08:53:55,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 08:53:55,458 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2024-10-11 08:53:55,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:53:55,460 INFO L225 Difference]: With dead ends: 419 [2024-10-11 08:53:55,460 INFO L226 Difference]: Without dead ends: 270 [2024-10-11 08:53:55,461 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-11 08:53:55,462 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 244 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:53:55,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 193 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 08:53:55,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2024-10-11 08:53:55,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 239. [2024-10-11 08:53:55,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 170 states have (on average 1.3235294117647058) internal successors, (225), 171 states have internal predecessors, (225), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-11 08:53:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 353 transitions. [2024-10-11 08:53:55,483 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 353 transitions. Word has length 128 [2024-10-11 08:53:55,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:53:55,483 INFO L471 AbstractCegarLoop]: Abstraction has 239 states and 353 transitions. [2024-10-11 08:53:55,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:53:55,484 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 353 transitions. [2024-10-11 08:53:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-10-11 08:53:55,484 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:53:55,485 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:55,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 08:53:55,485 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:53:55,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:53:55,485 INFO L85 PathProgramCache]: Analyzing trace with hash 976396471, now seen corresponding path program 1 times [2024-10-11 08:53:55,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 08:53:55,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937862901] [2024-10-11 08:53:55,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:55,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 08:53:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 08:53:55,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2138793189] [2024-10-11 08:53:55,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:53:55,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:53:55,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:53:55,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 08:53:55,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 08:53:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 08:53:55,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 08:53:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 08:53:55,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 08:53:55,740 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 08:53:55,741 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 08:53:55,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 08:53:55,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 08:53:55,950 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:53:56,053 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 08:53:56,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 08:53:56 BoogieIcfgContainer [2024-10-11 08:53:56,056 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 08:53:56,056 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 08:53:56,056 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 08:53:56,056 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 08:53:56,057 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:53:51" (3/4) ... [2024-10-11 08:53:56,058 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 08:53:56,059 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 08:53:56,060 INFO L158 Benchmark]: Toolchain (without parser) took 5224.51ms. Allocated memory was 138.4MB in the beginning and 276.8MB in the end (delta: 138.4MB). Free memory was 65.6MB in the beginning and 132.7MB in the end (delta: -67.0MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-10-11 08:53:56,060 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 08:53:56,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.54ms. Allocated memory was 138.4MB in the beginning and 222.3MB in the end (delta: 83.9MB). Free memory was 65.5MB in the beginning and 188.1MB in the end (delta: -122.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-10-11 08:53:56,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.04ms. Allocated memory is still 222.3MB. Free memory was 188.0MB in the beginning and 186.8MB in the end (delta: 1.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 08:53:56,061 INFO L158 Benchmark]: Boogie Preprocessor took 92.53ms. Allocated memory is still 222.3MB. Free memory was 186.8MB in the beginning and 181.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 08:53:56,061 INFO L158 Benchmark]: RCFGBuilder took 564.83ms. Allocated memory is still 222.3MB. Free memory was 181.6MB in the beginning and 151.1MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-10-11 08:53:56,061 INFO L158 Benchmark]: TraceAbstraction took 4122.38ms. Allocated memory was 222.3MB in the beginning and 276.8MB in the end (delta: 54.5MB). Free memory was 151.1MB in the beginning and 133.7MB in the end (delta: 17.4MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2024-10-11 08:53:56,061 INFO L158 Benchmark]: Witness Printer took 3.22ms. Allocated memory is still 276.8MB. Free memory was 133.7MB in the beginning and 132.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 08:53:56,062 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory is still 101.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.54ms. Allocated memory was 138.4MB in the beginning and 222.3MB in the end (delta: 83.9MB). Free memory was 65.5MB in the beginning and 188.1MB in the end (delta: -122.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.04ms. Allocated memory is still 222.3MB. Free memory was 188.0MB in the beginning and 186.8MB in the end (delta: 1.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.53ms. Allocated memory is still 222.3MB. Free memory was 186.8MB in the beginning and 181.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 564.83ms. Allocated memory is still 222.3MB. Free memory was 181.6MB in the beginning and 151.1MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4122.38ms. Allocated memory was 222.3MB in the beginning and 276.8MB in the end (delta: 54.5MB). Free memory was 151.1MB in the beginning and 133.7MB in the end (delta: 17.4MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. * Witness Printer took 3.22ms. Allocated memory is still 276.8MB. Free memory was 133.7MB in the beginning and 132.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 195, overapproximation of someBinaryFLOATComparisonOperation at line 195. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -256; [L23] signed short int var_1_5 = -256; [L24] double var_1_7 = 256.25; [L25] double var_1_8 = 127.8; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] float var_1_12 = 999.75; [L29] float var_1_13 = 64.5; [L30] float var_1_14 = 127.25; [L31] signed char var_1_15 = -32; [L32] float var_1_16 = 32.7; [L33] unsigned char var_1_17 = 16; [L34] unsigned char var_1_18 = 32; [L35] unsigned short int var_1_19 = 5; [L36] signed long int var_1_21 = 100; [L37] signed short int var_1_22 = 50; [L38] double var_1_23 = 1000000.75; [L39] unsigned long int var_1_24 = 16; [L40] double var_1_28 = 15.5; [L41] unsigned long int var_1_30 = 5; [L42] signed long int var_1_32 = 32; [L43] float var_1_34 = 7.5; [L44] unsigned short int var_1_35 = 100; [L45] unsigned short int var_1_37 = 47055; [L46] signed char var_1_39 = -64; [L47] double var_1_40 = 16.75; [L48] signed char var_1_41 = 16; [L49] signed long int last_1_var_1_1 = -256; [L50] signed short int last_1_var_1_5 = -256; [L51] unsigned char last_1_var_1_10 = 0; [L52] unsigned short int last_1_var_1_19 = 5; [L53] signed short int last_1_var_1_22 = 50; [L199] isInitial = 1 [L200] FCALL initially() [L201] COND TRUE 1 [L202] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_5 = var_1_5 [L190] last_1_var_1_10 = var_1_10 [L191] last_1_var_1_19 = var_1_19 [L192] last_1_var_1_22 = var_1_22 [L202] RET updateLastVariables() [L203] CALL updateVariables() [L157] var_1_7 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L158] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256, var_1_8=639/5] [L159] var_1_8 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L160] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L161] var_1_11 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L163] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L163] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L164] var_1_13 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L165] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L166] var_1_14 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L167] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L168] var_1_15 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L169] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L170] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L170] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L171] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L171] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L172] var_1_16 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L173] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L174] var_1_18 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L175] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L176] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L176] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=47055, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L177] var_1_37 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_37 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L178] RET assume_abort_if_not(var_1_37 >= 32767) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L179] CALL assume_abort_if_not(var_1_37 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L179] RET assume_abort_if_not(var_1_37 <= 65534) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_40=67/4, var_1_41=16, var_1_5=-256] [L180] var_1_40 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L181] RET assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L182] CALL assume_abort_if_not(var_1_40 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L182] RET assume_abort_if_not(var_1_40 != 0.0F) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=16, var_1_5=-256] [L183] var_1_41 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L184] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L185] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L185] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L203] RET updateVariables() [L204] CALL step() [L57] signed long int stepLocal_2 = last_1_var_1_5; [L58] unsigned char stepLocal_1 = last_1_var_1_10; [L59] signed long int stepLocal_0 = 256; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_1=0, stepLocal_2=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L60] COND FALSE !(stepLocal_1 && (last_1_var_1_5 >= last_1_var_1_1)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_2=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L65] COND TRUE last_1_var_1_1 >= stepLocal_2 [L66] var_1_1 = last_1_var_1_5 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L71] var_1_10 = (last_1_var_1_10 && var_1_11) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L72] COND FALSE !(var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L77] var_1_22 = last_1_var_1_22 [L78] var_1_23 = var_1_14 [L79] unsigned char stepLocal_5 = var_1_10; [L80] unsigned char stepLocal_4 = var_1_18; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L81] COND FALSE !(var_1_22 < stepLocal_4) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_5=0, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L84] COND FALSE !((var_1_10 || var_1_10) || stepLocal_5) [L87] var_1_19 = var_1_22 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L90] var_1_21 = var_1_22 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L91] COND TRUE ! (var_1_23 <= var_1_7) [L92] var_1_12 = ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L100] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L101] COND FALSE !(var_1_10 && stepLocal_3) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=-256] [L104] COND TRUE (var_1_7 - var_1_8) > var_1_12 [L105] var_1_5 = var_1_19 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L110] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L113] COND FALSE !(var_1_19 < var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L118] COND TRUE var_1_10 || (var_1_18 <= var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L119] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=5, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L124] COND FALSE !(var_1_10 || var_1_10) [L127] var_1_30 = var_1_18 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L129] COND FALSE !(var_1_13 > var_1_13) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=15/2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L140] var_1_34 = var_1_14 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L141] EXPR (var_1_15 % var_1_15) ^ var_1_18 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=100, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L141] COND TRUE ((var_1_15 % var_1_15) ^ var_1_18) != var_1_1 [L142] var_1_35 = (((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) - var_1_18) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=-64, var_1_41=0, var_1_5=50] [L144] COND FALSE !(((var_1_8 / var_1_40) * var_1_14) > var_1_14) [L153] var_1_39 = var_1_41 VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, stepLocal_0=256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] [L204] RET step() [L205] CALL, EXPR property() [L195-L196] return (((((((((last_1_var_1_10 && (last_1_var_1_5 >= last_1_var_1_1)) ? ((256 != last_1_var_1_5) ? (var_1_1 == ((signed long int) (last_1_var_1_1 + last_1_var_1_5))) : 1) : ((last_1_var_1_1 >= last_1_var_1_5) ? (var_1_1 == ((signed long int) last_1_var_1_5)) : (var_1_1 == ((signed long int) last_1_var_1_1)))) && ((var_1_10 && var_1_10) ? (var_1_5 == ((signed short int) ((((var_1_19) < (-100)) ? (var_1_19) : (-100))))) : (((var_1_7 - var_1_8) > var_1_12) ? (var_1_5 == ((signed short int) var_1_19)) : (var_1_5 == ((signed short int) var_1_19))))) && (var_1_10 == ((unsigned char) (last_1_var_1_10 && var_1_11)))) && ((! (var_1_23 <= var_1_7)) ? (var_1_12 == ((float) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) : (((((((var_1_1) > (var_1_17)) ? (var_1_1) : (var_1_17))) / var_1_15) < var_1_19) ? (var_1_12 == ((float) var_1_13)) : (var_1_12 == ((float) (var_1_16 + 49.6f)))))) && ((var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) ? (var_1_10 ? (var_1_17 == ((unsigned char) var_1_18)) : 1) : 1)) && ((var_1_22 < var_1_18) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (((var_1_10 || var_1_10) || var_1_10) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (var_1_19 == ((unsigned short int) var_1_22))))) && (var_1_21 == ((signed long int) var_1_22))) && (var_1_22 == ((signed short int) last_1_var_1_22))) && (var_1_23 == ((double) var_1_14)) ; [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3, var_1_13=3, var_1_14=2, var_1_15=17, var_1_17=16, var_1_18=0, var_1_19=50, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=2, var_1_24=16, var_1_28=31/2, var_1_30=0, var_1_32=32, var_1_34=2, var_1_35=32767, var_1_37=32767, var_1_39=0, var_1_41=0, var_1_5=50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 7, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 826 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 826 mSDsluCounter, 1379 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 707 mSDsCounter, 237 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 439 IncrementalHoareTripleChecker+Invalid, 676 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 237 mSolverCounterUnsat, 672 mSDtfsCounter, 439 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=5, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 106 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1016 NumberOfCodeBlocks, 1016 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 754 ConstructedInterpolants, 0 QuantifiedInterpolants, 1501 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 3672/3672 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-11 08:53:56,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 470c47949038e02ab0453e3495ebe3874bc5e6dcb4dd54512905b6526502f5ca --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 08:53:58,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 08:53:58,213 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-11 08:53:58,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 08:53:58,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 08:53:58,247 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 08:53:58,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 08:53:58,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 08:53:58,252 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 08:53:58,252 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 08:53:58,252 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 08:53:58,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 08:53:58,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 08:53:58,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 08:53:58,253 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 08:53:58,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 08:53:58,254 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 08:53:58,254 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 08:53:58,256 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 08:53:58,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 08:53:58,257 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 08:53:58,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 08:53:58,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 08:53:58,260 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 08:53:58,260 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 08:53:58,260 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 08:53:58,261 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 08:53:58,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 08:53:58,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 08:53:58,261 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 08:53:58,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 08:53:58,262 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 08:53:58,262 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 08:53:58,262 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 08:53:58,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:53:58,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 08:53:58,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 08:53:58,263 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 08:53:58,263 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 08:53:58,263 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 08:53:58,263 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 08:53:58,264 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 08:53:58,264 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 08:53:58,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 08:53:58,265 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 08:53:58,265 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470c47949038e02ab0453e3495ebe3874bc5e6dcb4dd54512905b6526502f5ca [2024-10-11 08:53:58,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 08:53:58,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 08:53:58,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 08:53:58,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 08:53:58,629 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 08:53:58,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i [2024-10-11 08:54:00,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 08:54:00,419 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 08:54:00,420 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i [2024-10-11 08:54:00,431 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/a08db9367/e1dddc589cb643cb8eb7c6a62887c238/FLAG6daa72777 [2024-10-11 08:54:00,742 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/a08db9367/e1dddc589cb643cb8eb7c6a62887c238 [2024-10-11 08:54:00,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 08:54:00,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 08:54:00,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 08:54:00,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 08:54:00,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 08:54:00,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:54:00" (1/1) ... [2024-10-11 08:54:00,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ac2f9cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:00, skipping insertion in model container [2024-10-11 08:54:00,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:54:00" (1/1) ... [2024-10-11 08:54:00,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 08:54:00,933 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-pe-ci_file-25.i[919,932] [2024-10-11 08:54:01,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:54:01,020 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 08:54:01,032 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-pe-ci_file-25.i[919,932] [2024-10-11 08:54:01,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 08:54:01,090 INFO L204 MainTranslator]: Completed translation [2024-10-11 08:54:01,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01 WrapperNode [2024-10-11 08:54:01,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 08:54:01,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 08:54:01,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 08:54:01,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 08:54:01,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,153 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-10-11 08:54:01,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 08:54:01,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 08:54:01,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 08:54:01,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 08:54:01,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,170 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,194 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 08:54:01,195 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,213 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,217 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 08:54:01,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 08:54:01,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 08:54:01,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 08:54:01,221 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (1/1) ... [2024-10-11 08:54:01,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 08:54:01,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 08:54:01,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 08:54:01,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 08:54:01,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 08:54:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 08:54:01,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 08:54:01,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 08:54:01,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 08:54:01,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 08:54:01,373 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 08:54:01,375 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 08:54:11,521 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-11 08:54:11,521 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 08:54:11,595 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 08:54:11,595 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 08:54:11,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:54:11 BoogieIcfgContainer [2024-10-11 08:54:11,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 08:54:11,599 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 08:54:11,599 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 08:54:11,602 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 08:54:11,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:54:00" (1/3) ... [2024-10-11 08:54:11,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1f24ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:54:11, skipping insertion in model container [2024-10-11 08:54:11,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:54:01" (2/3) ... [2024-10-11 08:54:11,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1f24ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:54:11, skipping insertion in model container [2024-10-11 08:54:11,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:54:11" (3/3) ... [2024-10-11 08:54:11,610 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-25.i [2024-10-11 08:54:11,625 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 08:54:11,625 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 08:54:11,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 08:54:11,682 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;@562a5e39, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 08:54:11,682 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 08:54:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 50 states have (on average 1.58) internal successors, (79), 51 states have internal predecessors, (79), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 08:54:11,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-10-11 08:54:11,696 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:54:11,697 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:54:11,697 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:54:11,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:54:11,702 INFO L85 PathProgramCache]: Analyzing trace with hash -537207907, now seen corresponding path program 1 times [2024-10-11 08:54:11,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 08:54:11,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [962204822] [2024-10-11 08:54:11,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:54:11,714 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 08:54:11,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 08:54:11,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-11 08:54:11,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-11 08:54:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:54:12,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 08:54:12,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:54:12,727 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-10-11 08:54:12,727 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 08:54:12,728 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 08:54:12,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [962204822] [2024-10-11 08:54:12,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [962204822] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:54:12,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:54:12,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 08:54:12,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216930274] [2024-10-11 08:54:12,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:54:12,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 08:54:12,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 08:54:12,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 08:54:12,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:54:12,754 INFO L87 Difference]: Start difference. First operand has 71 states, 50 states have (on average 1.58) internal successors, (79), 51 states have internal predecessors, (79), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 08:54:13,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:54:13,154 INFO L93 Difference]: Finished difference Result 137 states and 242 transitions. [2024-10-11 08:54:13,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 08:54:13,169 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 124 [2024-10-11 08:54:13,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:54:13,177 INFO L225 Difference]: With dead ends: 137 [2024-10-11 08:54:13,177 INFO L226 Difference]: Without dead ends: 67 [2024-10-11 08:54:13,181 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 08:54:13,184 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 08:54:13,184 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 08:54:13,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-10-11 08:54:13,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-10-11 08:54:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 47 states have (on average 1.446808510638298) internal successors, (68), 47 states have internal predecessors, (68), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 08:54:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 104 transitions. [2024-10-11 08:54:13,233 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 104 transitions. Word has length 124 [2024-10-11 08:54:13,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:54:13,234 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 104 transitions. [2024-10-11 08:54:13,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-11 08:54:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2024-10-11 08:54:13,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-10-11 08:54:13,240 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:54:13,241 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:54:13,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-10-11 08:54:13,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 08:54:13,442 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:54:13,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:54:13,443 INFO L85 PathProgramCache]: Analyzing trace with hash -177915239, now seen corresponding path program 1 times [2024-10-11 08:54:13,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 08:54:13,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [421084935] [2024-10-11 08:54:13,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:54:13,444 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 08:54:13,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 08:54:13,448 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-11 08:54:13,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-11 08:54:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:54:14,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-11 08:54:14,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 08:54:17,539 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-10-11 08:54:17,539 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 08:54:17,539 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 08:54:17,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [421084935] [2024-10-11 08:54:17,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [421084935] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 08:54:17,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 08:54:17,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 08:54:17,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948131351] [2024-10-11 08:54:17,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 08:54:17,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 08:54:17,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 08:54:17,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 08:54:17,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 08:54:17,544 INFO L87 Difference]: Start difference. First operand 67 states and 104 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:54:18,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 08:54:18,874 INFO L93 Difference]: Finished difference Result 132 states and 205 transitions. [2024-10-11 08:54:18,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 08:54:18,887 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 124 [2024-10-11 08:54:18,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 08:54:18,889 INFO L225 Difference]: With dead ends: 132 [2024-10-11 08:54:18,889 INFO L226 Difference]: Without dead ends: 66 [2024-10-11 08:54:18,892 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 08:54:18,893 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 103 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-11 08:54:18,897 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 160 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-11 08:54:18,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-10-11 08:54:18,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-10-11 08:54:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-11 08:54:18,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 96 transitions. [2024-10-11 08:54:18,919 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 96 transitions. Word has length 124 [2024-10-11 08:54:18,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 08:54:18,921 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 96 transitions. [2024-10-11 08:54:18,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-10-11 08:54:18,921 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2024-10-11 08:54:18,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-10-11 08:54:18,923 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 08:54:18,923 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 08:54:18,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-11 08:54:19,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 08:54:19,132 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 08:54:19,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 08:54:19,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1163229595, now seen corresponding path program 1 times [2024-10-11 08:54:19,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 08:54:19,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2003591343] [2024-10-11 08:54:19,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 08:54:19,134 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 08:54:19,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 08:54:19,136 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-11 08:54:19,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-11 08:54:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 08:54:20,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-11 08:54:20,209 INFO L278 TraceCheckSpWp]: Computing forward predicates...