./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5a79563eebf4c0adb85c657f2e56816668e0af593ca846b35361e1efa1ac928 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:06:43,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:06:43,709 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 21:06:43,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:06:43,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:06:43,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:06:43,747 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:06:43,748 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:06:43,749 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:06:43,750 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:06:43,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:06:43,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:06:43,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:06:43,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:06:43,754 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:06:43,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:06:43,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:06:43,755 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:06:43,756 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 21:06:43,756 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:06:43,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:06:43,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:06:43,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:06:43,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:06:43,761 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:06:43,762 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:06:43,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:06:43,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:06:43,762 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:06:43,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:06:43,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:06:43,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:06:43,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:06:43,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:06:43,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:06:43,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:06:43,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 21:06:43,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 21:06:43,765 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:06:43,766 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:06:43,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:06:43,767 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:06:43,767 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5a79563eebf4c0adb85c657f2e56816668e0af593ca846b35361e1efa1ac928 [2024-11-18 21:06:44,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:06:44,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:06:44,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:06:44,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:06:44,058 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:06:44,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i [2024-11-18 21:06:45,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:06:45,823 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:06:45,824 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i [2024-11-18 21:06:45,838 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d6c54d2/02c7f940b6d64e3ab0b1988c222011e7/FLAG96e10fd5e [2024-11-18 21:06:45,853 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d6c54d2/02c7f940b6d64e3ab0b1988c222011e7 [2024-11-18 21:06:45,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:06:45,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:06:45,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:06:45,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:06:45,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:06:45,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:06:45" (1/1) ... [2024-11-18 21:06:45,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133bcf43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:45, skipping insertion in model container [2024-11-18 21:06:45,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:06:45" (1/1) ... [2024-11-18 21:06:45,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:06:46,092 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i[919,932] [2024-11-18 21:06:46,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:06:46,220 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:06:46,234 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i[919,932] [2024-11-18 21:06:46,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:06:46,298 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:06:46,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46 WrapperNode [2024-11-18 21:06:46,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:06:46,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:06:46,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:06:46,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:06:46,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,382 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-18 21:06:46,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:06:46,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:06:46,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:06:46,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:06:46,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,409 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,431 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 21:06:46,432 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:06:46,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:06:46,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:06:46,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:06:46,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (1/1) ... [2024-11-18 21:06:46,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:06:46,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:06:46,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 21:06:46,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 21:06:46,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:06:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:06:46,602 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:06:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 21:06:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:06:46,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:06:46,743 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:06:46,745 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:06:47,201 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-18 21:06:47,201 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:06:47,218 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:06:47,218 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:06:47,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:06:47 BoogieIcfgContainer [2024-11-18 21:06:47,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:06:47,221 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:06:47,221 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:06:47,224 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:06:47,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:06:45" (1/3) ... [2024-11-18 21:06:47,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7efcf6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:06:47, skipping insertion in model container [2024-11-18 21:06:47,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:46" (2/3) ... [2024-11-18 21:06:47,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7efcf6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:06:47, skipping insertion in model container [2024-11-18 21:06:47,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:06:47" (3/3) ... [2024-11-18 21:06:47,228 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i [2024-11-18 21:06:47,241 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:06:47,242 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:06:47,301 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:06:47,308 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;@2652aaab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:06:47,308 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:06:47,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 21:06:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 21:06:47,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:06:47,328 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:06:47,328 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:06:47,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:06:47,334 INFO L85 PathProgramCache]: Analyzing trace with hash 2017980326, now seen corresponding path program 1 times [2024-11-18 21:06:47,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:06:47,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644487039] [2024-11-18 21:06:47,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:47,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:06:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:06:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-18 21:06:47,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:06:47,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644487039] [2024-11-18 21:06:47,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644487039] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:06:47,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880809991] [2024-11-18 21:06:47,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:47,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:06:47,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:06:47,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:06:47,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 21:06:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:06:47,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:06:47,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:06:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-18 21:06:48,017 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:06:48,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880809991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:06:48,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:06:48,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 21:06:48,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994811579] [2024-11-18 21:06:48,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:06:48,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:06:48,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:06:48,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:06:48,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:06:48,066 INFO L87 Difference]: Start difference. First operand has 82 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-18 21:06:48,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:06:48,099 INFO L93 Difference]: Finished difference Result 157 states and 268 transitions. [2024-11-18 21:06:48,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:06:48,101 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 153 [2024-11-18 21:06:48,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:06:48,123 INFO L225 Difference]: With dead ends: 157 [2024-11-18 21:06:48,124 INFO L226 Difference]: Without dead ends: 78 [2024-11-18 21:06:48,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:06:48,136 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:06:48,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:06:48,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-18 21:06:48,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-18 21:06:48,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 21:06:48,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 118 transitions. [2024-11-18 21:06:48,214 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 118 transitions. Word has length 153 [2024-11-18 21:06:48,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:06:48,216 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 118 transitions. [2024-11-18 21:06:48,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-18 21:06:48,216 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 118 transitions. [2024-11-18 21:06:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 21:06:48,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:06:48,222 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:06:48,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 21:06:48,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 21:06:48,427 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:06:48,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:06:48,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1772617316, now seen corresponding path program 1 times [2024-11-18 21:06:48,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:06:48,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019406539] [2024-11-18 21:06:48,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:48,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:06:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:06:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 21:06:48,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:06:48,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019406539] [2024-11-18 21:06:48,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019406539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:06:48,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:06:48,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 21:06:48,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562408938] [2024-11-18 21:06:48,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:06:48,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:06:48,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:06:48,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:06:48,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:06:48,759 INFO L87 Difference]: Start difference. First operand 78 states and 118 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:06:48,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:06:48,925 INFO L93 Difference]: Finished difference Result 198 states and 297 transitions. [2024-11-18 21:06:48,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 21:06:48,926 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-18 21:06:48,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:06:48,929 INFO L225 Difference]: With dead ends: 198 [2024-11-18 21:06:48,930 INFO L226 Difference]: Without dead ends: 123 [2024-11-18 21:06:48,931 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:06:48,932 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 57 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:06:48,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 371 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:06:48,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-18 21:06:48,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 120. [2024-11-18 21:06:48,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 84 states have internal predecessors, (111), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-18 21:06:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 179 transitions. [2024-11-18 21:06:48,953 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 179 transitions. Word has length 154 [2024-11-18 21:06:48,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:06:48,954 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 179 transitions. [2024-11-18 21:06:48,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:06:48,954 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2024-11-18 21:06:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 21:06:48,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:06:48,957 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:06:48,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 21:06:48,957 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:06:48,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:06:48,958 INFO L85 PathProgramCache]: Analyzing trace with hash 833406238, now seen corresponding path program 1 times [2024-11-18 21:06:48,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:06:48,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293603375] [2024-11-18 21:06:48,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:48,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:06:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:06:49,194 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 21:06:49,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:06:49,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293603375] [2024-11-18 21:06:49,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293603375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:06:49,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:06:49,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:06:49,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762451624] [2024-11-18 21:06:49,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:06:49,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:06:49,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:06:49,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:06:49,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:06:49,200 INFO L87 Difference]: Start difference. First operand 120 states and 179 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:06:49,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:06:49,227 INFO L93 Difference]: Finished difference Result 237 states and 355 transitions. [2024-11-18 21:06:49,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:06:49,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-18 21:06:49,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:06:49,234 INFO L225 Difference]: With dead ends: 237 [2024-11-18 21:06:49,235 INFO L226 Difference]: Without dead ends: 120 [2024-11-18 21:06:49,236 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:06:49,240 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:06:49,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 228 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:06:49,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-18 21:06:49,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-18 21:06:49,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 83 states have (on average 1.3132530120481927) internal successors, (109), 84 states have internal predecessors, (109), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-18 21:06:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 177 transitions. [2024-11-18 21:06:49,266 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 177 transitions. Word has length 154 [2024-11-18 21:06:49,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:06:49,267 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 177 transitions. [2024-11-18 21:06:49,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:06:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 177 transitions. [2024-11-18 21:06:49,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 21:06:49,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:06:49,275 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:06:49,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 21:06:49,276 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:06:49,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:06:49,277 INFO L85 PathProgramCache]: Analyzing trace with hash 246600224, now seen corresponding path program 1 times [2024-11-18 21:06:49,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:06:49,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227355738] [2024-11-18 21:06:49,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:49,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:06:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:06:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 21:06:50,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:06:50,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227355738] [2024-11-18 21:06:50,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227355738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:06:50,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:06:50,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 21:06:50,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857361659] [2024-11-18 21:06:50,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:06:50,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 21:06:50,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:06:50,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 21:06:50,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:06:50,047 INFO L87 Difference]: Start difference. First operand 120 states and 177 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:06:50,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:06:50,651 INFO L93 Difference]: Finished difference Result 484 states and 699 transitions. [2024-11-18 21:06:50,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 21:06:50,654 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 154 [2024-11-18 21:06:50,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:06:50,658 INFO L225 Difference]: With dead ends: 484 [2024-11-18 21:06:50,658 INFO L226 Difference]: Without dead ends: 367 [2024-11-18 21:06:50,659 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:06:50,660 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 237 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:06:50,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 530 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 21:06:50,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-11-18 21:06:50,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 238. [2024-11-18 21:06:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 181 states have (on average 1.3535911602209945) internal successors, (245), 184 states have internal predecessors, (245), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 49 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-18 21:06:50,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 349 transitions. [2024-11-18 21:06:50,705 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 349 transitions. Word has length 154 [2024-11-18 21:06:50,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:06:50,706 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 349 transitions. [2024-11-18 21:06:50,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:06:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 349 transitions. [2024-11-18 21:06:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 21:06:50,708 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:06:50,708 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:06:50,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 21:06:50,709 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:06:50,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:06:50,709 INFO L85 PathProgramCache]: Analyzing trace with hash 303858526, now seen corresponding path program 1 times [2024-11-18 21:06:50,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:06:50,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379132750] [2024-11-18 21:06:50,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:50,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:06:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:06:51,112 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 24 proven. 39 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-18 21:06:51,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:06:51,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379132750] [2024-11-18 21:06:51,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379132750] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:06:51,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717999476] [2024-11-18 21:06:51,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:51,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:06:51,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:06:51,119 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:06:51,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 21:06:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:06:51,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 21:06:51,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:06:51,500 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 441 proven. 21 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-11-18 21:06:51,501 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:06:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 21 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-18 21:06:51,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717999476] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:06:51,734 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 21:06:51,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 10 [2024-11-18 21:06:51,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428747431] [2024-11-18 21:06:51,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 21:06:51,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 21:06:51,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:06:51,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 21:06:51,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:06:51,739 INFO L87 Difference]: Start difference. First operand 238 states and 349 transitions. Second operand has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-18 21:06:52,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:06:52,242 INFO L93 Difference]: Finished difference Result 424 states and 599 transitions. [2024-11-18 21:06:52,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-18 21:06:52,244 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 154 [2024-11-18 21:06:52,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:06:52,247 INFO L225 Difference]: With dead ends: 424 [2024-11-18 21:06:52,247 INFO L226 Difference]: Without dead ends: 189 [2024-11-18 21:06:52,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 304 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=161, Invalid=345, Unknown=0, NotChecked=0, Total=506 [2024-11-18 21:06:52,251 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 182 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:06:52,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 156 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:06:52,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2024-11-18 21:06:52,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 175. [2024-11-18 21:06:52,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 132 states have (on average 1.2272727272727273) internal successors, (162), 133 states have internal predecessors, (162), 34 states have call successors, (34), 8 states have call predecessors, (34), 8 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-18 21:06:52,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 230 transitions. [2024-11-18 21:06:52,295 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 230 transitions. Word has length 154 [2024-11-18 21:06:52,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:06:52,296 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 230 transitions. [2024-11-18 21:06:52,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-11-18 21:06:52,297 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 230 transitions. [2024-11-18 21:06:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 21:06:52,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:06:52,299 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:06:52,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-18 21:06:52,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:06:52,506 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:06:52,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:06:52,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1795334490, now seen corresponding path program 1 times [2024-11-18 21:06:52,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:06:52,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902619488] [2024-11-18 21:06:52,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:52,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:06:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 21:06:52,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [447617580] [2024-11-18 21:06:52,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:06:52,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:06:52,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:06:52,575 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:06:52,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-18 21:06:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:06:52,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 21:06:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:06:53,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 21:06:53,093 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 21:06:53,094 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 21:06:53,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-18 21:06:53,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:06:53,299 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-18 21:06:53,422 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 21:06:53,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:06:53 BoogieIcfgContainer [2024-11-18 21:06:53,425 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 21:06:53,425 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 21:06:53,425 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 21:06:53,426 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 21:06:53,426 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:06:47" (3/4) ... [2024-11-18 21:06:53,429 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 21:06:53,430 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 21:06:53,431 INFO L158 Benchmark]: Toolchain (without parser) took 7573.96ms. Allocated memory was 163.6MB in the beginning and 266.3MB in the end (delta: 102.8MB). Free memory was 88.8MB in the beginning and 151.0MB in the end (delta: -62.2MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2024-11-18 21:06:53,431 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 163.6MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:06:53,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.56ms. Allocated memory is still 163.6MB. Free memory was 88.8MB in the beginning and 71.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 21:06:53,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.98ms. Allocated memory is still 163.6MB. Free memory was 71.4MB in the beginning and 66.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 21:06:53,432 INFO L158 Benchmark]: Boogie Preprocessor took 103.90ms. Allocated memory is still 163.6MB. Free memory was 66.8MB in the beginning and 58.9MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-18 21:06:53,432 INFO L158 Benchmark]: RCFGBuilder took 730.54ms. Allocated memory was 163.6MB in the beginning and 211.8MB in the end (delta: 48.2MB). Free memory was 58.9MB in the beginning and 157.3MB in the end (delta: -98.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-11-18 21:06:53,432 INFO L158 Benchmark]: TraceAbstraction took 6203.97ms. Allocated memory was 211.8MB in the beginning and 266.3MB in the end (delta: 54.5MB). Free memory was 156.3MB in the beginning and 151.0MB in the end (delta: 5.2MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2024-11-18 21:06:53,433 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 266.3MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:06:53,434 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 163.6MB. Free memory is still 114.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.56ms. Allocated memory is still 163.6MB. Free memory was 88.8MB in the beginning and 71.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.98ms. Allocated memory is still 163.6MB. Free memory was 71.4MB in the beginning and 66.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.90ms. Allocated memory is still 163.6MB. Free memory was 66.8MB in the beginning and 58.9MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 730.54ms. Allocated memory was 163.6MB in the beginning and 211.8MB in the end (delta: 48.2MB). Free memory was 58.9MB in the beginning and 157.3MB in the end (delta: -98.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * TraceAbstraction took 6203.97ms. Allocated memory was 211.8MB in the beginning and 266.3MB in the end (delta: 54.5MB). Free memory was 156.3MB in the beginning and 151.0MB in the end (delta: 5.2MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 266.3MB. Free memory is still 151.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 170, overapproximation of someBinaryDOUBLEComparisonOperation at line 170, overapproximation of someUnaryDOUBLEoperation at line 35. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed short int var_1_4 = -200; [L24] unsigned short int var_1_8 = 5; [L25] unsigned char var_1_9 = 1; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 16; [L29] unsigned char var_1_15 = 50; [L30] unsigned short int var_1_16 = 1; [L31] float var_1_17 = 25.4; [L32] float var_1_20 = 1.6; [L33] unsigned short int var_1_21 = 0; [L34] float var_1_24 = 128.5; [L35] double var_1_25 = -0.5; [L36] signed long int var_1_26 = 4; [L37] signed char var_1_27 = 2; [L38] signed char var_1_28 = -16; [L39] signed char var_1_29 = 0; [L40] unsigned char var_1_30 = 0; [L41] unsigned char var_1_33 = 8; [L42] unsigned long int var_1_34 = 50; [L43] double var_1_35 = 31.1; [L44] double var_1_36 = 127.4; [L45] unsigned long int var_1_37 = 64; [L46] signed long int var_1_38 = 8; [L47] float var_1_39 = 200.6; [L48] unsigned short int var_1_40 = 2; [L49] signed char var_1_42 = -4; [L50] double var_1_43 = 2.75; [L51] double var_1_44 = 7.6; [L52] signed char var_1_45 = 32; [L53] unsigned long int var_1_46 = 32; [L54] signed long int var_1_47 = -256; [L55] unsigned char last_1_var_1_9 = 1; [L56] float last_1_var_1_24 = 128.5; VAL [isInitial=0, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=-200, var_1_8=5, var_1_9=1] [L174] isInitial = 1 [L175] FCALL initially() [L176] COND TRUE 1 [L177] CALL updateLastVariables() [L166] last_1_var_1_9 = var_1_9 [L167] last_1_var_1_24 = var_1_24 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=-200, var_1_8=5, var_1_9=1] [L177] RET updateLastVariables() [L178] CALL updateVariables() [L130] var_1_4 = __VERIFIER_nondet_short() [L131] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L131] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L132] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L133] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=5, var_1_9=1] [L134] var_1_8 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_9=1] [L135] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L137] var_1_10 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L140] var_1_11 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L143] var_1_15 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L145] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L145] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L146] var_1_20 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L148] var_1_28 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_28 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not(var_1_28 >= -126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L151] var_1_29 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L152] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L153] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L154] var_1_33 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L155] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L156] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L156] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L157] var_1_36 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L158] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L159] var_1_39 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L160] RET assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L161] CALL assume_abort_if_not(var_1_39 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L161] RET assume_abort_if_not(var_1_39 != 0.0F) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L162] var_1_44 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L163] RET assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L178] RET updateVariables() [L179] CALL step() [L60] COND FALSE !((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) [L67] var_1_12 = var_1_15 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L69] COND TRUE var_1_9 || var_1_9 [L70] var_1_42 = 1 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L72] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=0, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L73] COND FALSE !((var_1_12 != var_1_4) || stepLocal_1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L76] COND TRUE var_1_9 && var_1_9 [L77] var_1_30 = (((((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))) < 0 ) ? -((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))) : ((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))))) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L79] var_1_35 = var_1_36 [L80] var_1_26 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=1, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L81] COND TRUE (var_1_9 && var_1_9) && (var_1_26 > var_1_21) [L82] var_1_37 = var_1_26 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=1, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L84] EXPR var_1_21 | var_1_26 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=1, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L84] COND FALSE !(var_1_28 > (var_1_21 | var_1_26)) [L87] COND FALSE !((var_1_9 && var_1_11) && var_1_9) [L90] var_1_21 = ((23370 - var_1_15) + var_1_12) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=1, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L92] var_1_27 = (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L93] COND FALSE !((((((var_1_36 / var_1_39)) > (var_1_24)) ? ((var_1_36 / var_1_39)) : (var_1_24))) > 100.3) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L98] signed long int stepLocal_2 = -4; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L99] COND FALSE !(! (-4 < var_1_12)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L102] COND FALSE !(stepLocal_2 > var_1_21) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L106] var_1_16 = (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15))) [L107] var_1_46 = var_1_33 [L108] var_1_25 = var_1_20 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=1, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L109] COND FALSE !(var_1_28 > var_1_26) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=1, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L114] unsigned short int stepLocal_0 = var_1_16; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=1, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L115] COND TRUE ((var_1_16 * var_1_16) / var_1_4) <= stepLocal_0 [L116] var_1_1 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=1, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L120] COND FALSE !(var_1_26 > ((var_1_29 >> 1) + var_1_12)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=1, var_1_47=-256, var_1_4=1, var_1_8=0, var_1_9=1] [L123] var_1_47 = var_1_21 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=1, var_1_47=23370, var_1_4=1, var_1_8=0, var_1_9=1] [L124] COND FALSE !((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=1, var_1_47=23370, var_1_4=1, var_1_8=0, var_1_9=1] [L127] var_1_45 = var_1_28 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=1, var_1_47=23370, var_1_4=1, var_1_8=0, var_1_9=1] [L179] RET step() [L180] CALL, EXPR property() [L170-L171] return (((((((((((var_1_16 * var_1_16) / var_1_4) <= var_1_16) ? (var_1_1 == ((unsigned short int) var_1_12)) : (var_1_1 == ((unsigned short int) (var_1_12 + var_1_12)))) && (((var_1_12 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- last_1_var_1_24) < last_1_var_1_24) ? (last_1_var_1_9 ? (var_1_12 == ((unsigned char) 5)) : 1) : 1) : (var_1_12 == ((unsigned char) var_1_15)))) && (var_1_16 == ((unsigned short int) (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15)))))) && (((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_9 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_26 + (var_1_15 + ((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_12))))) && ((! (-4 < var_1_12)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_21) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_12)) ; VAL [\result=0, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=1, var_1_47=23370, var_1_4=1, var_1_8=0, var_1_9=1] [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=1, var_1_47=23370, var_1_4=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=1, var_1_15=1, var_1_16=1, var_1_17=127/5, var_1_1=1, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_33=-255, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=1, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=1, var_1_47=23370, var_1_4=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 6, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 478 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 476 mSDsluCounter, 1403 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 827 mSDsCounter, 211 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 521 IncrementalHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 211 mSolverCounterUnsat, 576 mSDtfsCounter, 521 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 503 GetRequests, 469 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=238occurred in iteration=4, InterpolantAutomatonStates: 33, 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, 5 MinimizatonAttempts, 146 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1384 NumberOfCodeBlocks, 1384 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1222 ConstructedInterpolants, 0 QuantifiedInterpolants, 2221 SizeOfPredicates, 3 NumberOfNonLiveVariables, 769 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 7269/7392 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-18 21:06:53,471 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5a79563eebf4c0adb85c657f2e56816668e0af593ca846b35361e1efa1ac928 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:06:55,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:06:55,950 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 21:06:55,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:06:55,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:06:55,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:06:55,994 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:06:55,995 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:06:55,995 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:06:55,996 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:06:55,998 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:06:55,998 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:06:55,999 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:06:55,999 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:06:55,999 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:06:56,001 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:06:56,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:06:56,002 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:06:56,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:06:56,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:06:56,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:06:56,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:06:56,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:06:56,006 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 21:06:56,006 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 21:06:56,006 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:06:56,007 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 21:06:56,007 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:06:56,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:06:56,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:06:56,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:06:56,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:06:56,008 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:06:56,008 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:06:56,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:06:56,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:06:56,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:06:56,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:06:56,019 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 21:06:56,019 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 21:06:56,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:06:56,020 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:06:56,020 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:06:56,020 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:06:56,020 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5a79563eebf4c0adb85c657f2e56816668e0af593ca846b35361e1efa1ac928 [2024-11-18 21:06:56,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:06:56,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:06:56,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:06:56,404 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:06:56,404 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:06:56,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i [2024-11-18 21:06:58,025 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:06:58,278 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:06:58,282 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i [2024-11-18 21:06:58,291 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5cfde0a2/48f84f1560c94c168b512b1ada3d349a/FLAG0be570d74 [2024-11-18 21:06:58,629 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5cfde0a2/48f84f1560c94c168b512b1ada3d349a [2024-11-18 21:06:58,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:06:58,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:06:58,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:06:58,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:06:58,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:06:58,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:06:58" (1/1) ... [2024-11-18 21:06:58,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667e3bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:58, skipping insertion in model container [2024-11-18 21:06:58,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:06:58" (1/1) ... [2024-11-18 21:06:58,674 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:06:58,875 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i[919,932] [2024-11-18 21:06:58,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:06:59,011 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:06:59,024 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i[919,932] [2024-11-18 21:06:59,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:06:59,100 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:06:59,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59 WrapperNode [2024-11-18 21:06:59,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:06:59,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:06:59,103 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:06:59,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:06:59,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,173 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2024-11-18 21:06:59,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:06:59,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:06:59,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:06:59,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:06:59,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,198 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,222 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 21:06:59,226 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,256 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:06:59,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:06:59,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:06:59,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:06:59,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (1/1) ... [2024-11-18 21:06:59,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:06:59,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:06:59,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 21:06:59,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 21:06:59,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:06:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 21:06:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:06:59,375 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:06:59,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:06:59,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:06:59,500 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:06:59,502 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:07:08,513 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-18 21:07:08,513 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:07:08,531 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:07:08,532 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:07:08,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:08 BoogieIcfgContainer [2024-11-18 21:07:08,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:07:08,537 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:07:08,538 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:07:08,541 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:07:08,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:06:58" (1/3) ... [2024-11-18 21:07:08,542 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d718b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:08, skipping insertion in model container [2024-11-18 21:07:08,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:06:59" (2/3) ... [2024-11-18 21:07:08,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d718b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:07:08, skipping insertion in model container [2024-11-18 21:07:08,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:07:08" (3/3) ... [2024-11-18 21:07:08,545 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-40.i [2024-11-18 21:07:08,563 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:07:08,564 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:07:08,633 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:07:08,641 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;@604cd04f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:07:08,642 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:07:08,647 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 55 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 21:07:08,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-18 21:07:08,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:07:08,675 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:07:08,676 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:07:08,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:07:08,681 INFO L85 PathProgramCache]: Analyzing trace with hash 764228771, now seen corresponding path program 1 times [2024-11-18 21:07:08,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:07:08,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1951606745] [2024-11-18 21:07:08,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:07:08,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:08,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:07:08,696 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:07:08,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 21:07:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:07:09,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:07:09,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:07:09,692 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 21:07:09,693 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:07:09,693 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:07:09,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1951606745] [2024-11-18 21:07:09,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1951606745] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:07:09,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:07:09,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:07:09,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443902232] [2024-11-18 21:07:09,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:07:09,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:07:09,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:07:09,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:07:09,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:07:09,740 INFO L87 Difference]: Start difference. First operand has 79 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 55 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:09,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:07:09,775 INFO L93 Difference]: Finished difference Result 151 states and 258 transitions. [2024-11-18 21:07:09,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:07:09,778 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 152 [2024-11-18 21:07:09,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:07:09,788 INFO L225 Difference]: With dead ends: 151 [2024-11-18 21:07:09,790 INFO L226 Difference]: Without dead ends: 75 [2024-11-18 21:07:09,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:07:09,800 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:07:09,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:07:09,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-18 21:07:09,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-18 21:07:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 21:07:09,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2024-11-18 21:07:09,861 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 152 [2024-11-18 21:07:09,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:07:09,865 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2024-11-18 21:07:09,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2024-11-18 21:07:09,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 21:07:09,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:07:09,871 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:07:09,901 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 21:07:10,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:10,073 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:07:10,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:07:10,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1941864623, now seen corresponding path program 1 times [2024-11-18 21:07:10,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:07:10,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059950116] [2024-11-18 21:07:10,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:07:10,075 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:10,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:07:10,077 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:07:10,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 21:07:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:07:10,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 21:07:10,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:07:13,175 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 453 proven. 39 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2024-11-18 21:07:13,176 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:07:15,320 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 24 proven. 39 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-18 21:07:15,322 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:07:15,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059950116] [2024-11-18 21:07:15,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059950116] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:07:15,323 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:07:15,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-18 21:07:15,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175515495] [2024-11-18 21:07:15,324 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 21:07:15,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 21:07:15,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:07:15,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 21:07:15,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:07:15,327 INFO L87 Difference]: Start difference. First operand 75 states and 113 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-18 21:07:17,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:07:17,271 INFO L93 Difference]: Finished difference Result 153 states and 226 transitions. [2024-11-18 21:07:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 21:07:17,281 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 153 [2024-11-18 21:07:17,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:07:17,283 INFO L225 Difference]: With dead ends: 153 [2024-11-18 21:07:17,283 INFO L226 Difference]: Without dead ends: 81 [2024-11-18 21:07:17,284 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 298 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-18 21:07:17,285 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 50 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 21:07:17,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 191 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 21:07:17,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-18 21:07:17,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 77. [2024-11-18 21:07:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 21:07:17,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 110 transitions. [2024-11-18 21:07:17,300 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 110 transitions. Word has length 153 [2024-11-18 21:07:17,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:07:17,301 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 110 transitions. [2024-11-18 21:07:17,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-18 21:07:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2024-11-18 21:07:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 21:07:17,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:07:17,304 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:07:17,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 21:07:17,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:17,505 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:07:17,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:07:17,506 INFO L85 PathProgramCache]: Analyzing trace with hash -52280083, now seen corresponding path program 1 times [2024-11-18 21:07:17,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:07:17,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [750973289] [2024-11-18 21:07:17,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:07:17,507 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:17,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:07:17,511 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:07:17,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 21:07:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:07:18,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 21:07:18,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:07:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 21:07:18,453 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:07:18,453 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:07:18,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [750973289] [2024-11-18 21:07:18,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [750973289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:07:18,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:07:18,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:07:18,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511366799] [2024-11-18 21:07:18,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:07:18,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:07:18,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:07:18,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:07:18,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:07:18,461 INFO L87 Difference]: Start difference. First operand 77 states and 110 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:18,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:07:18,654 INFO L93 Difference]: Finished difference Result 151 states and 217 transitions. [2024-11-18 21:07:18,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:07:18,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 153 [2024-11-18 21:07:18,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:07:18,668 INFO L225 Difference]: With dead ends: 151 [2024-11-18 21:07:18,668 INFO L226 Difference]: Without dead ends: 77 [2024-11-18 21:07:18,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:07:18,670 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:07:18,671 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 206 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:07:18,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-18 21:07:18,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-18 21:07:18,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 52 states have (on average 1.25) internal successors, (65), 52 states have internal predecessors, (65), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-18 21:07:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2024-11-18 21:07:18,687 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 153 [2024-11-18 21:07:18,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:07:18,687 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2024-11-18 21:07:18,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2024-11-18 21:07:18,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 21:07:18,690 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:07:18,691 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:07:18,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-18 21:07:18,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:18,892 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:07:18,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:07:18,892 INFO L85 PathProgramCache]: Analyzing trace with hash -639086097, now seen corresponding path program 1 times [2024-11-18 21:07:18,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:07:18,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1931699660] [2024-11-18 21:07:18,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:07:18,893 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:18,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:07:18,897 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:07:18,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-18 21:07:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:07:19,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 21:07:19,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:07:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 21:07:20,633 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:07:20,634 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:07:20,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1931699660] [2024-11-18 21:07:20,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1931699660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:07:20,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:07:20,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 21:07:20,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523169649] [2024-11-18 21:07:20,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:07:20,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 21:07:20,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:07:20,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 21:07:20,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:07:20,640 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:23,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:07:23,148 INFO L93 Difference]: Finished difference Result 259 states and 363 transitions. [2024-11-18 21:07:23,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 21:07:23,152 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 153 [2024-11-18 21:07:23,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:07:23,154 INFO L225 Difference]: With dead ends: 259 [2024-11-18 21:07:23,155 INFO L226 Difference]: Without dead ends: 185 [2024-11-18 21:07:23,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-18 21:07:23,156 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 201 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:07:23,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 332 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-18 21:07:23,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2024-11-18 21:07:23,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 127. [2024-11-18 21:07:23,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 77 states have (on average 1.1818181818181819) internal successors, (91), 78 states have internal predecessors, (91), 44 states have call successors, (44), 5 states have call predecessors, (44), 5 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-18 21:07:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 179 transitions. [2024-11-18 21:07:23,182 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 179 transitions. Word has length 153 [2024-11-18 21:07:23,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:07:23,183 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 179 transitions. [2024-11-18 21:07:23,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:23,184 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2024-11-18 21:07:23,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 21:07:23,189 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:07:23,189 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:07:23,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-18 21:07:23,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:23,391 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:07:23,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:07:23,392 INFO L85 PathProgramCache]: Analyzing trace with hash -581827795, now seen corresponding path program 1 times [2024-11-18 21:07:23,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:07:23,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1274097837] [2024-11-18 21:07:23,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:07:23,395 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:23,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:07:23,399 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:07:23,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-18 21:07:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:07:24,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-18 21:07:24,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:07:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 528 proven. 75 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2024-11-18 21:07:30,707 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:07:32,659 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:07:32,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1274097837] [2024-11-18 21:07:32,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1274097837] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:07:32,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [975579359] [2024-11-18 21:07:32,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:07:32,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 21:07:32,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 21:07:32,661 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 21:07:32,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-18 21:07:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:07:35,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-18 21:07:35,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:07:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 441 proven. 21 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-11-18 21:07:38,125 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:07:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-18 21:07:39,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [975579359] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-18 21:07:39,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:07:39,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11, 7] total 16 [2024-11-18 21:07:39,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971116243] [2024-11-18 21:07:39,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:07:39,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:07:39,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:07:39,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:07:39,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2024-11-18 21:07:39,882 INFO L87 Difference]: Start difference. First operand 127 states and 179 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:41,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:07:41,816 INFO L93 Difference]: Finished difference Result 318 states and 432 transitions. [2024-11-18 21:07:41,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 21:07:41,819 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 153 [2024-11-18 21:07:41,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:07:41,826 INFO L225 Difference]: With dead ends: 318 [2024-11-18 21:07:41,826 INFO L226 Difference]: Without dead ends: 237 [2024-11-18 21:07:41,827 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2024-11-18 21:07:41,828 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 107 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-18 21:07:41,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 252 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-18 21:07:41,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-18 21:07:41,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 231. [2024-11-18 21:07:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 148 states have (on average 1.1689189189189189) internal successors, (173), 151 states have internal predecessors, (173), 70 states have call successors, (70), 12 states have call predecessors, (70), 12 states have return successors, (70), 67 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-18 21:07:41,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 313 transitions. [2024-11-18 21:07:41,881 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 313 transitions. Word has length 153 [2024-11-18 21:07:41,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:07:41,882 INFO L471 AbstractCegarLoop]: Abstraction has 231 states and 313 transitions. [2024-11-18 21:07:41,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-18 21:07:41,883 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 313 transitions. [2024-11-18 21:07:41,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 21:07:41,889 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:07:41,889 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:07:41,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-18 21:07:42,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-18 21:07:42,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:42,290 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:07:42,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:07:42,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1391174421, now seen corresponding path program 1 times [2024-11-18 21:07:42,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:07:42,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1362008919] [2024-11-18 21:07:42,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:07:42,292 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:07:42,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:07:42,296 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:07:42,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-18 21:07:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:07:43,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-18 21:07:43,168 INFO L278 TraceCheckSpWp]: Computing forward predicates...